Source: AGRICOLA database (1970-1996)

Ajibade, S. R., N. F. Weeden, et al. (2000). Inter simple sequence repeat analysis of genetic relationships in the genus Vigna. Euphytica 111(1): 47-55. {a} Institute of Agricultural Research and Training, Obafemi Awolowo University, Ibadan, Nigeria

Arya, R. L., K. P. Niranjan, et al. (2000). Production potential and sustainability of food-fodder alley cropping system under rainfed conditions. Indian Journal of Agricultural Sciences. Feb. 70(2): 73-76. {a} Division of Crop Production, Indian Institute of Pulses Research, Kanpur, 208 024, India

Aveling, T. A. S. and A. Adandonon (2000). First report of pre- and postemergence damping-off of cowpea caused by Pythium ultimum in South Africa. Plant Disease. [print] August 84(8): 922. {a} Department of Microbiology and Plant Pathology, University of Pretoria, Pretoria, 0002, South Africa

Bagayoko, M., A. Buerkert, et al. (2000). Cereal/legume rotation effects on cereal growth in Sudano-Sahelian West Africa: Soil mineral nitrogen, mycorrhizae and nematodes. Plant and Soil 218(1-2): 103-116. {a} Institut d'Economie Rurale (IER), Bamako, Mali

Bationo, A. and B. R. Ntare (2000). Rotation and nitrogen fertilizer effects on pearl millet, cowpea and groundnut yield and soil chemical properties in a sandy soil in the semi-arid tropics, West Africa. Journal of Agricultural Science. [print] May 134(3): 277-284. {a} ICRISAT-Bamako, Bamako, Mali

Bayer, C., J. Mielniczuk, et al. (2000). Organic matter storage in a sandy clay loam Acrisol affected by tillage and cropping systems in southern Brazil. Soil and Tillage Research. March 54(1-2): 101-109. {a} Universidade Federal do Rio Grande do Sul, 90001-970, Porto Alegre, RS, Brazil

Bhushana, H. O., K. P. Viswanatha, et al. (2000). Heterosis in cowpea (Vigna unguiculata (L.) Walp.) for seed yield and its attributes. Crop Research Hisar. March 19(2): 277-280. {a} AICRP on Arid Legumes, University of Agricultural Sciences, GKVK, Bangalore, 560 065, India

Brou, Y. C., M. Diouf, et al. (2000). Carbonic anhydrase and ribulose 1,5-bisphosphate regulate ribulose 1,5-bisphosphate carboxylase/oxygenase affinity for carbon dioxide. Physiology and Molecular Biology of Plants. [print] June 6(2): 187-193. {a} Laboratoire de Physiologie et d'Agrotechnologies Vegetables, Universite Libre de Bruxelles, 50 Av. F.D. Roosevelt, B-1050, Bruxelles, Belgium

Bruening, G., J. M. Buzayan, et al. (2000). Evidence for participation of RNA 1-encoded elicitor in Cowpea mosaic virus-mediated concurrent protection. Virology . Jan. 266(2): 299-309. {a} Department of Plant Pathology, College of Agricultural and Environmental Sciences, University of California, Davis, CA, 95616, USA

Chen, Z., C. R. Warren, et al. (2000). Separation of Rubisco in extracts of plant leaves by capillary electrophoresis with sieving polymers. Analytical Letters. Feb. 33(4): 579-587. {a} CSIRO Land and Water, Glen Osmond, SA, 5064, Australia

Craufurd, P. Q. (2000). Effect of plant density on the yield of sorghum-cowpea and pearl millet-cowpea intercrops in northern Nigeria. Experimental Agriculture. [print] July 36(3): 379-395. {a} Plant Environment Laboratory, Department of Agriculture, The University of Reading, Cutbush Lane, Shinfield, Reading, RG2 9AD, UK

Creamer, N. G. and K. R. Baldwin (2000). An evaluation of summer cover crops for use in vegetable production systems in North Carolina. Hortscience . [print] July 35(4): 600-603. {a} Department of Horticultural Science, North Carolina State University, Box 7609, Raleigh, NC, 27695, USA

Datta, S., R. Kansal, et al. (2000). Construction of cowpea (Vigna unguiculata L) cDNA library and characterization of an isolated lectin gene. Journal of Plant Biochemistry and Biotechnology. [print] July 9(2): 67-71. {a} NRC on Plant Biotechnology, Indian Agricultural Research Institute, New Delhi, 110 012, India

Dierolf, T. S. and R. S. Yost (2000). Stover and potassium management in an upland rice-soybean rotation on an Indonesian Ultisol. Agronomy Journal. [print] January February 92(1): 106-114. {a} Jasa Katom, Jalan Kehakiman No. 283, Bukittinggi, West Sumatra, 26136, Indonesia

Droppelmann, K. J., J. E. Ephrath, et al. (2000). Tree/crop complementarity in an arid zone runoff agroforestry system in northern Kenya. Agroforestry Systems. [print] October 50(1): 1-16.

Droppelmann, K. J., J. Lehmann, et al. (2000). Water use efficiency and uptake patterns in a runoff agroforestry system in an arid environment. Agroforestry Systems. [print] August 49(3): 223-243. {a} Wyler Department for Dryland Agriculture, Jacob Blaustein Institute for Desert Research, Campus Sede Boqer, 84990, Beer-Sheva, Israel

Ehlers, J. D., W. C. Matthews, Jr., et al. (2000). Inheritance of a broad-based form of root-knot nematode resistance in cowpea. Crop Science. [print] March April 40(3): 611-618. {a} Dep. of Nematology, Univ. of California, Riverside, CA, 92521-0415, USA

Ekesi, S., N. K. Maniania, et al. (2000). Susceptibility of the legume flower thrips to Metarhizium anisopliae on different varieties of cowpea. Biocontrol Dordrecht. [print] 45(1): 79-95. {a} The International of Insect Physiology and Ecology (ICIPE), Nairobi, Kenya

Eusebio, P. S. and R. M. Coloso (2000). Nutritional evaluation of various plant protein sources in diets for Asian sea bass Lates calcarifer. Journal of Applied Ichthyology. [print] April 16(2): 56-60. {a} Aquaculture Department, Southeast Asian Fisheries Development Center, Tigbauan, Iloilo, 5021, Philippines

Fery, R. L. (2000). 'Green Pixie', a small-seeded, green cotyledon, cream-type southernpea. Hortscience . [print] August 35(5): 954-955. {a} U.S. Vegetable Laboratory, Agricultural Research Service, U.S. Department of Agriculture, 2875 Savannah Highway, Charleston, SC, 29414-5334, USA

Hacker, D. L. and B. C. Fowler (2000). Complementation of the host range restriction of southern cowpea mosaic virus in bean by southern bean mosaic virus. Virology . Jan. 266(1): 140-149. {a} Department of Microbiology, University of Tennessee, M409 Walters Life Sciences Building, Knoxville, TN, 37996-0845, USA

Holzknecht, R. K., D. P. Poppi, et al. (2000). Meringa cowpeas (Vigna unguiculata cv. Meringa) improve liveweight gain of cattle in late summer-early autumn in south-east Queensland. Tropical Grasslands. [print] March 34(1): 38-42. {a} School of Land and Food, University of Queensland, Saint Lucia, QLD, 4072, Australia

Hutchinson, C. M. and M. E. McGiffen, Jr. (2000). Cowpea cover crop mulch for weed control in desert pepper production. Hortscience . April 35(2): 196-198. {a} Department of Botany and Plant Sciences, University of California, Riverside, CA, 92521-0124, USA

Ignacimuthu, S. (2000). Ribosomal DNA repeat unit polymorphism in some pulses. Indian Journal of Experimental Biology. Feb. 38(2): 196-198. {a} Entomology Research Institute, Loyola College, Chennai, 600 034, India

Ignacimuthu, S. (2000). Ribosomal DNA repeat unit polymorphism in some pulses. Indian Journal of Experimental Biology. Feb. 38(2): 196-198. {a} Entomology Research Institute, Loyola College, Chennai, 600 034, India

Ismail, A. M., A. E. Hall, et al. (2000). Delayed-leaf-senescence and heat-tolerance traits mainly are independently expressed in cowpea. Crop Science. [print] July August 40(4): 1049-1055. {a} Dep. of Botany and Plant Sciences, Univ. of California, Riverside, CA, 92521-0124, USA

Iuchi, S., M. Kobayashi, et al. (2000). A stress-inducible gene for 9-cis-epoxycarotenoid dioxygenase involved in abscisic acid biosynthesis under water stress in drought-tolerant cowpea. Plant Physiology Rockville. [print] June 123(2): 553-562. {a} Laboratory of Plant Molecular Biology, RIKEN Isukuba Institute, 3-1-1 Koyadai, Tsukuba, Ibaraki, 305-0074, Japan

Jeranyama, P., O. B. Hesterman, et al. (2000). Relay-intercropping of sunnhemp and cowpea into a smallholder maize system in Zimbabwe. Agronomy Journal. [print] March April 92(2): 239-244. {a} Dep. of Crop and Soil Sciences, Michigan State Univ., East Lansing, MI, 48824, USA

Karungi, J., E. Adipala, et al. (2000). Pest management in cowpea. Part 2. Integrating planting time, plant density and insecticide application for management of cowpea field insect pests in eastern Uganda. Crop Protection. [print] May 19(4): 237-245. {a} Department of Crop Science, Makerere University, Kampala, Uganda

Karungi, J., E. Adipala, et al. (2000). Pest management in cowpea. Part 3. Quantifying the effect of cowpea field pests on grain yields in eastern Uganda. Crop Protection. [print] June 19(5): 343-347. {a} Department of Crop Science, Makerere University, Kampala, Uganda

Karungi, J., E. Adipala, et al. (2000). Pest management in cowpea. Part 1. Influence of planting time and plant density on cowpea field pests infestation in eastern Uganda. Crop Protection. [print] May 19(4): 231-236. {a} Department of Crop Science, Makerere University, Kampala, Uganda

Kerr, W. L., C. D. W. Ward, et al. (2000). Effect of milling and particle size on functionality and physicochemical properties of cowpea flour. Cereal Chemistry. March April 77(2): 213-219. {a} Department of Food Science and Technology, University of Georgia, Athens, GA, 30602-7610, USA

Kolawole, G. O., G. Tian, et al. (2000). Differential response of cowpea lines to aluminum and phosphorus application. Journal of Plant Nutrition. [print] June 23(6): 731-740. {a} International Institute of Tropical Agriculture (IITA), Ibadan, Nigeria

Kumar, S. and S. N. Mishra (2000). Relationship between nil, auto- and allo-competition and their implications in cowpea breeding. Indian Journal of Genetics and Plant Breeding. [print] August 60(3): 395-397. {a} Crop Improvement Division, Indian Institute of Pulses Research, Kalyanpur, Kanpur, 208 024, India

Lale, N. E. S. and A. Mustapha (2000). Potential of combining neem (Azadirachta indica A. Juss) seed oil with varietal resistance for the management of the cowpea bruchid, Callosobruchus maculatus (F.). Journal of Stored Products Research. [print] July 36(3): 215-222. {a} Department of Crop Science, Faculty of Agriculture, University of Maiduguri, Maiduguri, Nigeria

Luan, P., O. E. Arechaga, et al. (2000). Analysis of a ferric leghemoglobin reductase from cowpea (Vigna unguiculata) root nodules. Plant Science Shannon. [print] May 29th 154(2): 161-170. {a} Department of Biochemistry, Beadle Center, University of Nebraska-Lincoln, Lincoln, NB, 68588-0664, USA

Luis, A. M. and M. A. Cambra (2000). First report of natural infection of greenhouse-grown tomato and weed species by Pelargonium zonate spot virus in Spain. Plant Disease. [print] July 84(7): 807. {a} Servicio de Investigacion Agroalimentaria, D.G.A., 50080, Zaragoza, Spain

Maia, F. M. M., J. T. A. Oliveira, et al. (2000). Proximate composition, amino acid content and haemagglutinating and trypsin-inhibiting activities of some Brazilian Vigna unguiculata (L) Walp cultivars. Journal of the Science of Food and Agriculture. March 80(4): 453-458. {a} Departamento de Bioquimica e Biologia Molecular, Universidade Federal do Ceara, Campus do Pici, 60451-970, Fortaleza, CE, Brazil

Montalbini, P. (2000). Xanthine dehydrogenase from leaves of leguminous plants: Purification, characterization and properties of the enzyme. Journal of Plant Physiology. Jan. 156(1): 3-16. {a} Istituto di Patologia vegetale, Universita di Perugia, Borgo XX Giugno 74, 06121, Perugia, Italy

Murillo, A. B. and D. E. Troyo (2000). Effects of salinity on the germination and seedling characteristics of cowpea (Vigna unguiculata (L.) Walp.). Australian Journal of Experimental Agriculture. [print] 40(3): 433-438. {a} Centro de Investigaciones Biologicas del Noroeste, S.C., Mar Bermejo No. 195 Colonia Playa Palo, Santa Rita La Paz, Baja California Sur, 23090, Mexico

Muthukumar, T. and K. Udaiyan (2000). Influence of organic manures on arbuscular mycorrhizal fungi associated with Vigna unguiculata (L.) Walp. in relation to tissue nutrients and soluble carbohydrate in roots under field conditions. Biology and Fertility of Soils. [print] May 31(2): 114-120. {a} Microbiology Laboratory, Department of Botany, Bharathiar University, Coimbatore, TN, 641 046, India

Mwasaru, M. A., K. Muhammad, et al. (2000). Influence of altered solvent environment on the functionality of pigeonpea (Cajanus cajan) and cowpea (Vigna unguiculata) protein isolates. Food Chemistry. [print] 71(2): 157-165. {a} Department of Food Science and Postharvest Technology, Jomo Kenyatta University of Agriculture and Technology, Nairobi, Kenya

Negri, V., N. Tosti, et al. (2000). Characterisation of thirteen cowpea landraces from Umbria (Italy). Strategy for their conservation and promotion. Genetic Resources and Crop Evolution. [print] April 47(2): 141-146. {a} Istituto di Miglioramento Genetico Vegetale, Universita degli Studi di Perugia, 06100, Perugia, Italy

Okamoto, N. A., T. Nakamura, et al. (2000). The isolation of wall-bound proteins regulating yield threshold tension in glycerinated hollow cylinders of cowpea hypocotyl. Plant Cell and Environment. Feb. 23(2): 145-154. {a} Biological Institute, Showa College of Pharmaceutical Sciences, 3-3165, Higashi-tamagawagakuen, Machida-Shi, Tokyo, 194-8543, Japan

Okamoto, N. A., K. Takahashi, et al. (2000). Molecular cloning of yieldins regulating the yield threshold of cowpea cell walls: cDNA cloning and characterization of recombinant yieldin. Plant Cell and Environment. Feb. 23(2): 155-164. {a} Biological Institute, Showa College of Pharmaceutical Sciences, 3-3165, Higashi-tamagawagakuen, Machida-Shi, Tokyo, 194-8543, Japan

Ong, C. K., C. R. Black, et al. (2000). Productivity, microclimate and water use in Grevillea robusta-based agroforestry systems on hillslopes in semi-arid Kenya. Agriculture Ecosystems and Environment. [print] August 80(1-2): 121-141. {a} School of Biological Sciences, University of Nottingham, Sutton Bonington Campus, Loughborough, LE12 5RD, UK

Onyenekwe, P. C., G. C. Njoku, et al. (2000). Effect of cowpea (Vigna unguiculata) processing methods on flatus causing oligosaccharides. Nutrition Research. March 20(3): 349-358. {a} Bundesinstituet fuer Gesunheitlichen Verbraucherschutz und Veterinaermedizin, 14195, Berlin, Germany

Paradies, F., M. F. Sialer, et al. (2000). Partial characterization of Cucumber mosaic virus isolates from citrus and grapevine. Journal of Plant Pathology. [print] July 82(2): 133-145. {a} Dipartimento di Protezione delle Piante e Microbiologia Applicata, Universita degli Studi and Centro di Studio del CNR sui Virus e le Virosi delle Colture Mediterranee, Via G. Amendola 165/A, I-70126, Bari, Italy

Pasquet, R. S. (2000). Allozyme diversity of cultivated cowpea Vigna unguiculata (L.) Walp. Theoretical and Applied Genetics. [print] July 101(1-2): 211-219. {a} International Centre of Insect Physiology and Ecology, Nairobi, Kenya

Pimentel, C., E. S. Costa, et al. (2000). Leaf protoplasmic tolerance to water stress in bean genotypes. Physiology and Molecular Biology of Plants. [print] January 6(1): 15-20. {a} Depto. de Fitotecnia, I.A., Universidade Federal Rural do Rio de Janeiro, Seropedica, RJ, 23851-970, Brazil

Preet, K. and D. Punia (2000). Proximate composition, phytic acid, polyphenols and digestibility (in vitro) of four brown cowpea varieties. International Journal of Food Sciences and Nutrition. [print] May 51(3): 189-193. {a} Department of Foods and Nutrition, CCS Haryana Agricultural University, Hisar, HR, 125 004, India

Rao, M. R. and M. N. Mathuva (2000). Legumes for improving maize yields and income in semi-arid Kenya. Agriculture Ecosystems and Environment. April 78(2): 123-137. {a} International Centre for Research in Agroforestry (ICRAF), Nairobi, Kenya

Sangakkara, U. R., M. Frehner, et al. (2000). Effect of soil moisture and potassium fertilizer on shoot water potential, photosynthesis and partitioning of carbon in mungbean and cowpea. Journal of Agronomy and Crop Science. [print] October 185(3): 201-207. {a} Faculty of Agriculture, University of Peradeniya, 20400, Peradeniya, Sri Lanka

Sanginga, N., O. Lyasse, et al. (2000). Phosphorus use efficiency and nitrogen balance of cowpea breeding lines in a low P soil of the derived savanna zone in West Africa. Plant and Soil. [print] 220(1-2): 119-128. {a} L.W. Lambourn and Co., 26 Dingwall Road, Carolyn House, Croydon, CR9 3EE, UK

Savadogo, M., G. Zemmelink, et al. (2000). Effect of selective consumption on voluntary intake and digestibility of sorghum (Sorghum bicolor L. Moench) stover, cowpea (Vigna unguiculata L. Walp.) and groundnut (Arachis hypogaea L.) haulms by sheep. Animal Feed Science and Technology. [print] May 84(3-4): 265-277. {a} Antenne Sahelienne, Ouagadougou, Burkina-Faso

Sharma, T. R., S. N. Mishra, et al. (2000). Genetic variability for physiological parameters and their association with grain yield in cowpea. Crop Research Hisar. [print] July 20(1): 105-107. {a} Department of Plant Breeding and Genetics, H. P. Krishi Vishvavidyalaya, Palampur, 176 062, India

Shashibhushan, D. and F. P. Chaudhari (2000). Selection of superior combiners in cowpea. Crop Research Hisar. [print] September 20(2): 268-273. {a} Department of Plant Breeding and Genetics, Gujarat Agricultural University, S. K. Nagar, 385 506, Banaskantha, GUJ, India

Singh, B. B. and M. F. Ishiyaku (2000). Genetics of rough seed coat texture in cowpea. Journal of Heredity. March April 91(2): 170-174. {a} Inq.: L.W. Lambourn and Co., 26 Dingwall Rd., Carolyn House, Croydon, CR9 3EE, UK

So, H. B. and V. A. J. Ringrose (2000). Management of clay soils for rainfed lowland rice-based cropping systems: An overview. Soil and Tillage Research. [print] July 56(1-2): 3-14. {a} School of Land and Food Sciences, University of Queensland, St Lucia, Brisbane, QLD, 4072, Australia

Spencer, M., M. A. Ndiaye, et al. (2000). DNA-based relatedness of cowpea (Vigna unguiculata (L.)Walp.) genotypes using DNA amplification fingerprinting. Physiology and Molecular Biology of Plants. [print] January 6(1): 81-88. {a} Dept. of Botany, The University of Queensland, St. Lucia, Brisbane, Qld, 4072, Australia

Subbarao, G. V., C. Renard, et al. (2000). Long-term effects of tillage, phosphorus fertilization and crop rotation on pearl millet-cowpea productivity in the West-African Sahel. Experimental Agriculture. April 36(2): 243-264. {a} Columbia Basin Agricultural Research Center, Oregon State University, Pendleton, OR, USA

Surendra, S. T. and Sharanappa (2000). Integrated management of nitrogen and phosphorus in maize (Zea mays) and their residual effect on cowpea (Vigna unguiculata). Indian Journal of Agricultural Sciences. Feb. 70(2): 119-121. {a} Agronomy, College of Agriculture, GKVK, University of Agricultural Sciences, Bangalore, KRN, 560 065, India

Suresh, G. and J. V. Rao (2000). The influence of nitrogen-fixing trees and fertilizer nitrogen levels on the growth, yield and nitrogen uptake of cowpea on a rainfed Alfisol. Experimental Agriculture. Jan. 36(1): 41-50. {a} Central Research Institute for Dryland Agriculture, Santoshnagar, Hyderabad, 500 059, India

Uwaegbute, A. C., C. U. Iroegbu, et al. (2000). Chemical and sensory evaluation of germinated cowpeas (Vigna unguiculata) and their products. Food Chemistry. Feb. 68(2): 141-146. {a} Department of Home Science and Nutrition, University of Nigeria, Nsukka, Enugu State, Nigeria

van, B. J., B. B. Singh, et al. (2000). Resistance of cowpea (Vigna unguiculata (L.) Walp.) breeding lines to Blackeye cowpea mosaic and Cowpea aphid-borne mosaic potyvirus isolates under experimental conditions. Zeitschrift fuer Pflanzenkrankheiten und Pflanzenschutz. March 107(2): 197-204. {a} Dept. of Virus Research, John Innes Centre, Norwich Research Park, Norwich, NR4 7UH, UK

Vargas, A. R., K. R. Rodriguez, et al. (2000). Shifts in soil microflora induced by velvetbean (Mucuna deeringiana) in cropping systems to control root-knot nematodes. Biological Control. Jan. 17(1): 11-22. {a} Department of Plant Pathology, University of Puerto Rico, Rio Piedras, 00931, Puerto Rico

Wang, W. J., J. Q. Lin, et al. (2000). Binding between flavin mononucleotide and glycollate oxidase from higher plants. Acta Botanica Sinica. [print] Mar 42(3): 239-243. {a} College of Biotechnology, South China Agricultural University, Guangzhou, 510642, China

Abu, J. D., S. S. Arogba, et al. (1999). The effects of post-harvest handling on physical, chemical and functional properties of cowpea (Vigna unguiculata) seed. Journal of the Science of Food and Agriculture. Aug. 79(11): 1325-1330. {a} Department of Food Science and Technology, Federal Polytechnic, Idah, Nigeria

Adu, D. H. K., B. B. Singh, et al. (1999). A fasciated mutant in cowpea (Vigna unguiculata (L.) Walp.). Acta Agronomica Hungarica 47(4): 371-376. {a} Crops Research Institute, Kumasi, Ghana

Agunbiade, S. O. and O. G. Longe (1999). The physico-functional characteristics of starches from cowpea (Vigna unguiculata), pigeon pea (Cajanus cajan) and yambean (Sphenostylis stenocarpa). Food Chemistry 65(4): 469-474. {a} Department of Biology, Polytechnic, Ibadan, Ibadan, Nigeria

Aluko, R. E. and R. Y. Yada (1999). Effect of a microbial calcium-independent transglutaminase on functional properties of a partially purified cowpea (Vigna unguiculata) globulin. Journal of the Science of Food and Agriculture 79(2): 286-290. {a} Dep. Food Sci., Univ. Guelph, Guelph, ON N1G 2W1, Canada

Amadioha, A. C. and V. I. Obi (1999). Control of anthracnose disease of cowpea by Cymbopogon citratus and Ocimum gratissimum. Acta Phytopathologica et Entomologica Hungarica 34(1-2): 85-89. {a} Department of Crop Protection, College of Crop and Soil Sciences, Federal University of Agriculture, Umudike, Umuahia, Abia State, Nigeria

Amarowicz, R. (1999). Effect of processing on the oligosaccharide content of leguminous seeds. Bromatologia i Chemia Toksykologiczna 32(1): 9-13. {a} Zaklad Chemii Zywnosci, Oddzial Nauki o Zywnosci, Instytut Rozrodu Zwierzat i Badan Zywnosci Polskiej Akademii Nauk w Olsztynie, Olsztyn, Poland

Appel, A. G., W. J. Moar, et al. (1999). Water loss and mortality of adult cowpea weevils (Coleoptera: Bruchidae) exposed to desiccants and desiccating environments. Environmental Entomology. Dec. 28(6): 979-982. {a} Department of Entomology, Auburn University, Auburn, AL, 36849-5413, USA

Arogba, S. S. and J. D. Abu (1999). Environmental variables affect the hard-to-cook phenomenon of cowpea (Vigna unguiculata) seed. Plant Foods for Human Nutrition Dordrecht 53(4): 305-311. {a} Department of Food Science and Technology, Federal Polytechnic, Idah, Kogi State, Nigeria

Ashamo, M. O. (1999). Incidence and yield losses in three cowpea varieties due to the leaf beetle, Ootheca mutabilis Sahl. Insect Science and its Application. July Sept 18(3): 257-260. {a} Department of Biology, Federal University of Technology, Akure, Nigeria

Ashok, I. S. A. Hussain, et al. (1999). Variation in transpiration efficiency and carbon isotope discrimination in cowpea. Australian Journal of Plant Physiology 26(6): 503-510. {a} Queensland Department of Primary Industries, Kingaroy, QLD, Australia

Babu, A., N. Raja, et al. (1999). Comparative efficacy of some indigenous plant extracts against the pulse beetle Callosobruchus maculatus F. (Coleoptera: Bruchidae). Biological Agriculture and Horticulture 17(2): 145-150. {a} Entomology Research Institute, Loyola College, Chennai, 600 034, India

Babu, A., N. Raja, et al. (1999). Comparative efficacy of some indigenous plant extracts against the pulse beetle Callosobruchus maculatus F. (Coleoptera: Bruchidae). Biological Agriculture and Horticulture 17(2): 145-150. {a} Entomology Research Institute, Loyola College, Chennai, 600 034, India

Balakumar, T., K. Sathiameena, et al. (1999). UV-B radiation mediated alterations in the nitrate assimilation pathway of crop plants. 2. Kinetic characteristics of nitrite reductase. Photosynthetica Prague 37(3): 469-475. {a} Centre for Plant Biochemistry and Molecular Biology, Department of Botany, The American College, Madurai, 625 002, India

Balakumar, T., V. Selvakumar, et al. (1999). UV-B radiation mediated alterations in the nitrate assimilation pathway of crop plants. 1. Kinetic characteristics of nitrate reductase. Photosynthetica Prague 37(3): 459-467. {a} Centre for Plant Biochemistry and Molecular Biology, Department of Botany, The American College, Madurai, 625 002, India

Banjo, A. D. and B. Mabogunje (1999). Relative efficacy of some plant parts and seeds in the control of Callosobruchus maculatus (F.)-A pest of cowpea (Vigna unguiculata (F.) Walps.). Crop Research Hisar. May 17(3): 395-398. {a} Department of Biological Sciences, Ogun State University, Ago-Iwoye, Nigeria

Berner, D. K., N. W. Schaad, et al. (1999). Use of ethylene-producing bacteria for stimulation of Striga spp. seed germination. Biological Control. July 15(3): 274-282. {a} International Institute of Tropical Agriculture, Ibadan, Nigeria

Borah, H. K. and A. K. F. Khan (1999). Correlation and path analysis in fodder cowpea. Crop Research Hisar. Sept. 18(2): 278-282. {a} Department of Forage Crops, School of Genetics, Tamil Nadu Agricultural University, Coimbatore, 641 003, India

Brar, M. S., K. J. M. Al, et al. (1999). Genotypic response of cowpea Vigna unguiculata (L.) to in vitro regeneration from cotyledon explants. In Vitro Cellular and Developmental Biology Plant 35(1): 8-12. {a} Department of Horticulture, University of Arkansas, Fayetteville, AR, 72701, USA

Brar, M. S., M. J. Moore, et al. (1999). Ethylene inhibitors promote in vitro regeneration of cowpea (Vigna unguiculata L.). In Vitro Cellular and Developmental Biology Plant. May June 35(3): 222-225. {a} Department of Horticulture, University of Arkansas, Fayetteville, AR, 72701, USA

Campos, P. S., J. C. Ramalho, et al. (1999). Effects of drought on photosynthetic performance and water relations of four Vigna genotypes. Photosynthetica Prague 36(1-2): 79-87. {a} Departamento de Fisiologia Vegetal, Estacao Agronomica Nacional, 2780, Oeiras, Portugal

Chen, C. C. and C. C. Hu (1999). Purification and characterization of a cucumovirus from Lisianthus rusellianus. Plant Protection Bulletin Taichung. Sept. 41(3): 179-198. {a} Taichung District Agricultural Improvement Station, Tatsuan, Changhua, Taiwan

Cino, D. M., M. F. Diaz, et al. (1999). Economical evaluation of raw legume grain meals and their potential use in poultry feeding. Cuban Journal of Agricultural Science. June 33(2): 121-127. {a} Instituto de Ciencia Animal, San Jose de las Lajas, La Habana, Cuba

Coelho, N. R. A. and O. D. Dhingra (1999). Hosts of Fusarium oxysporum f. sp. phaseoli. Fitopatologia Brasileira. June 24(2): 156-159. {a} Departamento de Agronomia, Universidade Federal Rural de Pernambuco, Area de Fitossanidade, CEP 50710-380, Recife, PE, Brazil

Craufurd, P. Q. and T. R. Wheeler (1999). Effect of drought and plant density on radiation interception, radiation-use efficiency and partitioning of dry matter to seeds in cowpea. Experimental Agriculture. July 35(3): 309-325. {a} Plant Environment Laboratory, The University of Reading, Cutbush Lane, Shinfield, Reading, RG2 9AD, UK

Crozzoli, R., N. Greco, et al. (1999). Pathogenicity of the root-knot nematode Meloidogyne incognita to Vigna unguiculata. Nematropica . June 29(1): 99-103. {a} Instituto de Zoologia Agricola, Universidad Central de Venezuela, Maracay, Venezuela

da, P. C. D., J. A. A. Lima, et al. (1999). Purification of an isolate of cowpea severe mosaic virus, obtained in Pernambuco, production of antiserum, and determination of sources of resistance in cowpea. Summa Phytopathologica. Oct. Dec. 25(4): 285-288. {a} Depto. de Tecnol. e Ciencias Sociais III-A, UNEB, CEP 48.9000-000, Juazeiro, BA, Brazil

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Dayal, S., N. Kumari, et al. (1999). Sources of amino acids and their degradation in rajma (Vigna unguiculata) seeds due to Aspergillus flavus. Advances in Plant Sciences. June 12(1): 63-66. {a} Postgraduate Department of Botany, Magadh University, Bodh Gaya, BR, 824234, India

Dubey, R. P. and B. S. Verma (1999). Integrated nutrient management in rice (Oryza sativa) - rice - cowpea (Vigna unguiculata) sequence under humid tropical Andaman Islands. Indian Journal of Agronomy. March 44(1): 73-76. {a} Central Agricultural Research Institute, Port Blair, AN, 744 101, India

Ekesi, S. (1999). Insecticide resistance in field populations of the legume pod-borer, Maruca vitrata Fabricius (Lepidoptera: Pyralidae), on cowpea, Vigna unguiculata (L.), Walp in Nigeria. International Journal of Pest Management 45(1): 57-59. {a} Int. Cent. Insect Physiol. and Ecol., P.O. Box 30772, Nairobi, Kenya

Ekesi, S., N. K. Maniania, et al. (1999). Effect of intercropping cowpea with maize on the performance of Metarhizium anisopliae against Megalurothrips sjostedti (Thysanoptera: Thripidae) and predators. Environmental Entomology. Dec. 28(6): 1154-1161. {a} International Centre of Insect Physiology and Ecology, Nairobi, Kenya

El, M. H., F. Y. Zuily, et al. (1999). Enzymatic activity and gene expression under water stress of phospholipase D in two cultivars of Vigna unguiculata L. Walp. differing in drought tolerance. Plant Molecular Biology. April 39(6): 1257-1265. {a} Laboratoire de Physiologie Cellulaire et Moleculaire du Stress chez les Plantes, Equipe BPAV, Universite Paris, 7 Denis Diderot, case 7019, 2 Place Jussieu, 75251, Paris cedex, 05, France

Endondo, C. and M. Samatana (1999). Influence of cowpea sowing date on cotton yield in a cotton/cowpea intercropping sequence. Cahiers Agricultures. May June 8(3): 215-217. {a} Institut de recherche agricole pour le developpement (IRAD), Maroua, Cameroon

Erlwanger, K. H., M. A. Unmack, et al. (1999). Effects of dietary substitution with raw and heat-treated cowpea (Vigna unguiculata) on intestinal transport and pancreatic enzymes in the pig. Journal of Veterinary Medicine Series A. Dec. 46(10): 581-592. {a} Department of Anatomy and Physiology, Royal Veterinary and Agricultural University, 7 Gronnegaardsvej, DK-1870, Frederiksberg C, Denmark

Fery, R. L. (1999). 'Petite-N-Green', a small-seeded, full-season, green cotyledon, pinkeye-type southernpea. Hortscience . Aug. 34(5): 938-939. {a} U.S. Vegetable Laboratory, Agricultural Research Service, U.S. Department of Agriculture, 2875 Savannah Highway, Charleston, SC, 29414-5334, USA

Figueiredo, M. V. B., H. A. Burity, et al. (1999). Drought stress response in enzymatic activities of cowpea nodules. Journal of Plant Physiology. Aug. 155(2): 262-268. {a} EMBRAPA-EPEAL, CEP 57025.050, Maceio, AL, Brazil

Franco, O. L., J. E. Filho, et al. (1999). Effects of CaCl2 on growth and osmoregulator accumulation in NaCl stressed cowpea seedlings. Revista Brasileira de Fisiologia Vegetal. Dec. 11(3): 145-151. {a} Laboratorio de Fisiologia Vegetal, Departamento de Bioquimica e Biologia Molecular, Universidade Federal do Ceara, Fortaleza, CE, 60001-970, Brazil

Galasso, I., G. E. Harrison, et al. (1999). Location of two repeated DNA sequences of Vigna unguiculata (L.) Walp. on chromosomes and extended DNA fibres by FISH. Journal of Genetics and Breeding. Sept. 53(3): 215-221. {a} Istituto del Germoplasma, Consiglio Nazionale delle Ricerche, Via G. Amendola, 165/A, I-70126, Bari, Italy

Ganguly, T. K., A. K. Jana, et al. (1999). An evaluation of agronomic potential of Azospirillum brasilense and Bacillus megaterium in fibre-legume-cereal system in an Aeric Haplaquept. Indian Journal of Agricultural Research. March 33(1): 35-39. {a} Nabibagh, Indian Institute of Soil Science, Berasia Road, Bhopal, 462 038, India

Gauthier, N., A. Sanon, et al. (1999). Interspecific relations between two sympatric species of Hymenoptera, Dinarmus basalis (Rond) and Eupelmus vuilleti (Crw), ectoparasitoids of the bruchid Callosobruchus maculatus (F). Journal of Insect Behavior. May 12(3): 399-400. {a} Institut de Recherche sur la Biologie de l'Insecte (ESA CNRS 6035), Universite de Tours, Avenue Monge, Parc Grandmont, 37200, Tours, France

Gillaspie, A. G., Jr., R. J. Goenaga, et al. (1999). Identification of suitable seed regeneration sites for photoperiod-sensitive cowpea germplasm. Crop Science. Sept. Oct. 39(5): 1513-1515. {a} Plant Genetic Resources Conservation Unit, USDA, ARS, 1109 Experiment St., Griffin, GA, 30223, USA

Gillaspie, A. G., Jr., S. E. Mitchell, et al. (1999). RT-PCR method for detecting cowpea mottle carmovirus in Vigna germ plasm. Plant Disease. July 83(7): 639-643. {a} Plant Genetic Resources Conservation Unit, USDA, ARS, Griffin, GA, 30223-1797, USA

Gomes, F. E., C. R. F. M. Lima, et al. (1999). Purification and properties of a ribonuclease from cowpea cotyledons. Biologia Plantarum Prague 42(4): 525-532. {a} Department of Biochemistry and Molecular Biology, Federal University of Ceara, 60001-970, Fortaleza, CE, Brazil

Gopi, R., B. M. Sujatha, et al. (1999). Effect of triadimefon in the sodium chloride stressed cowpea (Vigna unguiculata) seedlings. Indian Journal of Agricultural Sciences. Oct. 69(10): 743-745. {a} Division of Plant Physiology, Department of Botany, Annamalai University, Annamalainagar, TN, 608 002, India

Gupta, S., N. K. Gupta, et al. (1999). Effect of abscisic acid (ABA) and kinetin (Kn) on water loss from cowpea (Vigna unguiculata L.) seedlings. Annals of Biology Hissar. June 15(1): 77-79. {a} Department of Plant Physiology, S. K. N. College of Agriculture, Jobner, 303 329, India

Horst, W. J., M. Fecht, et al. (1999). Physiology of manganese toxicity and tolerance in Vigna unguiculata (L.) Walp. Journal of Plant Nutrition and Soil Science. June 162(3): 263-274. {a} Institut fuer Pflanzenernaehrung, Universitaet Hannover, Herrenhaeuser Strasse 2, D-30419, Hannover, Germany

Ismail, A. M. and A. E. Hall (1999). Reproductive-stage heat tolerance, leaf membrane thermostability and plant morphology in cowpea. Crop Science. Nov. Dec. 39(6): 1762-1768. {a} Dep. of Botany and Plant Sciences, Univ. of California, Riverside, CA, 92521-0124, USA

Ismail, A. M., A. E. Hall, et al. (1999). Allelic variation of a dehydrin gene cosegregates with chilling tolerance during seedling emergence. Proceedings of the National Academy of Sciences of the United States of America. Nov. 96(23): 13566-13570. {a} Department of Botany and Plant Sciences, University of California, Riverside, CA, USA

Ismail, A. M., A. E. Hall, et al. (1999). Purification and partial characterization of a dehydrin involved in chilling tolerance during seedling emergence of cowpea. Plant Physiology Rockville. May 120(1): 237-244. {a} Department of Botany and Plant Sciences, University of California, Riverside, CA, 92521-0124, USA

Izaguirre, M. M. L. and d. M. M. Sicardi (1999). Responses of Rhizobium-inoculated and nitrogen-supplied Phaseolus vulgaris and Vigna unguiculata plants to root volume restriction. Australian Journal of Plant Physiology 26(6): 613-623. {a} Laboratorio de Biotecnologia y Virologia Vegetal, Centro de Microbiologia y Biologia Celular, Instituto Venezolano de Investigaciones Cientificas, Caracas, 1020-A, Venezuela

John, S. A. (1999). Mutation frequency and chlorophyll mutations in parents and hybrid of cowpea following gamma irradiation. Indian Journal of Genetics and Plant Breeding. Aug. 59(3): 357-361. {a} Post-Graduate Department of Botany, Jamal Mohamed College, Tiruchirapalli, TN, 620 020, India

Joshi, S., C. R. Ballal, et al. (1999). Species complex, population density and dominance structure of aphidophagous syrphids in cowpea ecosystem. Entomon . Sept. 24(3): 203-213. {a} Project Directorate of Biological Control, Bellary Road, H. A. Farm Post, Bangalore, KRN, 560024, India

Kahn, B. A. and J. L. Schroeder (1999). Root characteristics and seed yields of cowpeas grown with and without added nitrogen fertilizer. Hortscience . Dec. 34(7): 1238-1239. {a} Department of Horticulture and Landscape Architecture, Oklahoma State University, Stillwater, OK, 74078-6027, USA

Kalim, S., Y. P. Luthra, et al. (1999). Copper induced effect on biochemical constituents in cowpea susceptible to Rhizoctonia species. Acta Phytopathologica et Entomologica Hungarica 34(3): 199-210. {a} Department of Biochemistry, CCS Haryana Agricultural University, Hisar, 125 004, India

Kamara, A. Y., I. O. Akobundu, et al. (1999). Effects of mulch from 14 multipurpose tree species (MPTs) on early growth and nodulation of cowpea (Vigna unguiculata L.). Journal of Agronomy and Crop Science. April 182(2): 127-133. {a} Institute of Crop Science, University of Kassel, Steinstr.19, 37213, Witzenhausen, Germany

Karasawa, A., I. Okada, et al. (1999). One amino acid change in cucumber mosaic virus RNA polymerase determines virulent/avirulent phenotypes on cowpea. Phytopathology . Dec. 89(12): 1186-1192. {a} Laboratory of Plant Pathology, Department of Applied Life Science, Graduate School of Agricultural Science, Tohoku University, 1-1, Tsutsumidori-Amamiyamachi, Aoba-ku, Sendai, 981-8555, Japan

Khanna, C. R., B. Srivalli, et al. (1999). Drought induces many forms of cysteine proteases not observed during natural senescence. Biochemical and Biophysical Research Communications 255(2): 324-327. {a} Water Technology Centre, Indian Agricultural Res. Inst., New Delhi-110 012, India

Khola, O. P. S., R. K. Dube, et al. (1999). Conservation and production ability of maize (Zea mays)-legume intercropping systems under varying dates of sowing. Indian Journal of Agronomy. March 44(1): 40-46. {a} Central Soil and Water Conservation Research and Training Institute, Dehra Dun, UP, 248 195, India

Kingsolver, J. M. (1999). A new species of Callosobruchus (Coleoptera: Bruchidae) from Thailand and China. Entomological News. Sept. Oct. 110(4): 209-213. {a} Florida State Collection of Arthropods, 1911 SW 34th Street, Gainesville, FL, 32608, USA

Korwar, G. R. and G. Pratibha (1999). Performance of short duration pulses with African winterthorn (Faidherbia albida) in semi-arid regions. Indian Journal of Agricultural Sciences. Aug. 69(8): 560-562. {a} Agronomy, Central Research Institute for Dryland Agriculture, Santoshnagar, Hyderabad, AP, 500 059, India

Kumar, S. and N. K. Prasad (1999). Soil fertility and yield as influenced by different legume-wheat (Triticum aestivum) sequences. Indian Journal of Agronomy. [print] September 44(3): 488-492. {a} Bihar Agricultural College, Sabour, Bhagalpur, Bihar, 812 001, India

Latunde, D. A. O., C. R. J. O, et al. (1999). Cultivar resistance to anthracnose disease of cowpea (Vigna unguiculata (L.) Walp.) caused by Colletotrichum destructivum O'Gara. European Journal of Plant Pathology. Aug. 105(5): 445-451. {a} IACR-Long Ashton Research Station, Department of Agricultural Sciences, University of Bristol, Long Ashton, Bristol, BS41 9AF, UK

Latunde, D. A. O., C. R. J. O, et al. (1999). Stomatal penetration of cowpea (Vigna unguiculata) leaves by a Colletotrichum species causing latent anthracnose. Plant Pathology Oxford. Dec. 48(6): 777-785. {a} IACR-Long Ashton Research Station, Department of Agricultural Sciences, University of Bristol, Long Ashton, Bristol, BS41 9AF, UK

Lingakumar, K., P. Amudha, et al. (1999). Exclusion of solar UV-B (280-315 nm) radiation on vegetative growth and photosynthetic activities in Vigna unguiculata L. Plant Science Shannon. Oct. 148(2): 97-103. {a} School of Biological Sciences, Madurai Kamaraj University, Madurai, 625 021, India

Lippi, D., P. M. R. De, et al. (1999). Effect of Rhizobium sp. inoculation on N2-fixing and photosynthetic activities of two cowpea (Vigna unguiculata (L.) Walp.) genotypes. Photosynthetica Prague 37(3): 413-422. {a} Plant Biochemistry and Ecophysiology Institute, National Research Council, Research Area of Rome, Via Salaria Km 29, 300, Monterotondo Scalo, 00016, Rome, Italy

Loreto, F., S. Delfine, et al. (1999). Estimation of photorespiratory carbon dioxide recycling during photosynthesis. Australian Journal of Plant Physiology 26(8): 733-736. {a} CNR-Istituto di Biochimica ed Ecofisiologia Vegetali, Via Salaria Km. 29.300, 00016, Monterotondo Scalo (Roma), Italy

Mai, K. Y., B. B. Singh, et al. (1999). Two mechanisms of drought tolerance in cowpea. Indian Journal of Genetics and Plant Breeding. Aug. 59(3): 309-316. {a} 26, Dingwall Road, L. W. Lambourn and Co. Carolyn House, Croydon, CR9 3EE, UK

Mai, K. Y., B. B. Singh, et al. (1999). Inheritance of drought tolerance in cowpea. Indian Journal of Genetics and Plant Breeding. Aug. 59(3): 317-323. {a} 26, Dingwali Road, L.W. Lambourn and Co. Carolyn House, Croydon, CR9 3EE, UK

Mandal, J., A. Chattopadhyay, et al. (1999). Genetic variability for three biological nitrogen fixation components in cowpea (Vigna unguiculata (L.) Walp.) cultivars. Crop Research Hisar. Sept. 18(2): 222-225. {a} Department of Vegetable Crops, Bidham Chandra Krishi Viswavidyalaya, Mohanpur, Nadia, W.B., India

Masangkay, R. F., M. O. Mabbayad, et al. (1999). Host range of Alternaria alternata f.sp. sphenocleae causing leaf blight of Sphenoclea zeylanica. Canadian Journal of Botany. Jan. 77(1): 103-112. {a} Agronomy, Plant Physiology, and Agroecology Division, International Rice Research Institute, 1271, Makati City, Philippines

Matamoros, M. A., J. F. Moran, et al. (1999). Glutathione and homoglutathione synthesis in legume root nodules. Plant Physiology Rockville. Nov. 121(3): 879-888. {a} Departamento de Nutricion Vegetal, Estacion Experimental de Aula Dei, Consejo Superior de Investigaciones Cientificas, 50080, Zaragoza, Spain

Mbofung, C. M. F., N. Rigby, et al. (1999). Use of two varieties of hard-to-cook beans (Phaseolus vulgaris) and cowpeas (Vigna unguiculata) in the processing of koki (a steamed legume product). Plant Foods for Human Nutrition Dordrecht 54(2): 131-150. {a} Department of Food Sciences and Nutrition, ENSAI, University of Ngaoundere, Ngaoundere, Cameroon

Mbofung, C. M. F., N. Rigby, et al. (1999). Nutritional and sensory evaluation of akara made from blends of cowpea and hard-to-cook mottled brown dry beans. Journal of Agricultural and Food Chemistry. Dec. 47(12): 5232-5238. {a} Department of Food Sciences and Nutrition, ENSAI, University of Ngaoundere, Ngaoundere, Cameroon

McSorley, R. (1999). Host suitability of potential cover crops for root-knot nematodes. Journal of Nematology. Dec. 31(4 Suppl): 619-623. {a} Department of Entomology and Nematology, University of Florida, Gainesville, FL, 32611-0620, USA

McSorley, R., H. M. Ozores, et al. (1999). Nematode management, soil fertility, and yield in organic vegetable production. Nematropica . [print] Dec 29(2): 205-213. {a} Department of Entomology and Nematology, University of Florida, Gainesville, FL, 32611-0620, USA

Mehta, D. R. and P. P. Zaveri (1999). Mass selection in F2 to F5 generation of four cowpea populations. Journal of Maharashtra Agricultural Universities. [print] May 24(2): 155-158. {a} GAU, Targhadia, India

Melo, F. R., M. P. Sales, et al. (1999). alpha-Amylase inhibitors from cowpea seeds. Protein and Peptide Letters. Dec. 6(6): 385-390. {a} STN, Lt.K, Bl. 03, Ed. Montreal, Brasilia, DF, 70770-100, Brazil

Mishra, S. K. and R. Baboo (1999). Effect of nitrogen, phosphorus and seed inoculation on cowpea (Vigna unguiculata). Indian Journal of Agronomy. June 44(2): 373-376. {a} NATP cell, National Bureau of Plant Genetic Resources, Pusa Campus, New Delhi, 110 012, India

Mitchell, P. L., E. S. Paysen, et al. (1999). Natural mortality of leaffooted bug (Hemiptera: Heteroptera: Coreidae) eggs in cowpea. Journal of Agricultural and Urban Entomology. Jan. 16(1): 25-36. {a} Department of Biology, Winthrop University, Rock Hill, SC, 29733, USA

Mould, M. J. R. and M. C. Heath (1999). Ultrastructural evidence of differential changes in transcription, translation, and cortical microtubules during in planta penetration of cells resistant or susceptible to rust infection. Physiological and Molecular Plant Pathology. Oct. 55(4): 225-236. {a} Department of Botany, University of Toronto, 25 Willcocks Street, Toronto, ON, M5S 3B2, Canada

Mwasaru, M. A., K. Muhammad, et al. (1999). Effects of isolation technique and conditions on the extractability, physicochemical and functional properties of pigeonpea (Cajanus cajan) and cowpea (Vigna unguiculata) protein isolates. II. Functional properties. Food Chemistry. Dec. 67(4): 445-452. {a} Faculty of Food Science and Biotechnology, Universiti Putra Malaysia, 43400 UPM, Serdang, Selangor, Malaysia

Mwasaru, M. A., K. Muhammad, et al. (1999). Effects of isolation technique and conditions on the extractability, physicochemical and functional properties of pigeonpea (Cajanus cajan) and cowpea (Vigna unguiculata) protein isolates. I. Physicochemical properties. Food Chemistry. Dec. 67(4): 435-443. {a} Department of Food Science and Post-harvest Technology, Jomo Kenyatta University of Agriculture and Technology, Nairobi, Kenya

Nampala, P., E. Adipala, et al. (1999). Effect of cowpea monocultures and polycultures with sorghum and greengram on predatory arthropods. Annals of Applied Biology. Oct. 135(2): 457-461. {a} Department of Crop Science, Makerere University, Kampala, Uganda

Nelwamondo, A. and F. D. Dakora (1999). Silicon promotes nodule formation and nodule function in symbiotic cowpea (Vigna unguiculata). New Phytologist. June 142(3): 463-467. {a} Botany Department, University of Cape Town, Rondebosch, 7701, South Africa

Neumann, U., B. Vian, et al. (1999). Interface between haustoria of parasitic members of the Scrophulariaceae and their hosts: A histochemical and immunocytochemical approach. Protoplasma 207(1-2): 84-97. {a} Cytologie Experimentale et Morphogenese Vegetale, Universite Pierre et Marie Curie, 4 place Jussieu, F-75252, Paris Cedex 05, France

Ogallo, J. L., P. B. Goodell, et al. (1999). Management of root-knot nematodes with resistant cotton cv. NemX. Crop Science 39(2): 418-421. {a} Dep. of Nematology, Univ. of California, Riverside, CA, 92521, USA

Ojeniyi, S. O. and F. O. Adekayode (1999). Soil conditions and cowpea and maize yield produced by tillage methods in the rainforest zone of Nigeria. Soil and Tillage Research. July 51(1-2): 161-164. {a} Department of Crop Production, Federal University of Technology, Akure, Nigeria

Ojimelukwe, P. C., J. C. Onweluzo, et al. (1999). Effects of infestation on the nutrient content and physiocochemical properties of two cowpea (Vigna unguiculata) varieties. Plant Foods for Human Nutrition Dordrecht 53(4): 321-332. {a} Department of Food Science and Technology, College of Food Processing and Storage Technology, Federal University of Agriculture Umudike, Umuahia, Abia State, Nigeria

Okolie, N. P. and R. O. Omoigberale (1999). Differential effects of cooking in open cups and in sealed cellophane bags on the residual cyanide content of moi-moi, a processed legume product. Food and Chemical Toxicology. July 37(7): 741-743. {a} Department of Biochemistry, University of Benin, Benin City, Nigeria

Oluwatosin, O. B. (1999). Genotype x environment influence on cowpea (Vigna unguiculata (L) Walp) antinutritional factors: 1. Trypsin inhibitors, tannins, phytic acid and haemagglutinin. Journal of the Science of Food and Agriculture 79(2): 265-272. {a} Genetics Molecular Biol. Res. Lab., Dep. Botany Microbiol, Univ. Ibadan, Ibadan, Nigeria

Onigbinde, A. O. and P. Ojeabulu (1999). Some chemical options for the control of hard to cook and the associated browning in boiled cowpea (V. unguiculata). Food Chemistry. Dec. 67(4): 353-356. {a} Department of Biochemistry, Edo State University, Ekpoma, Nigeria

Padmavathi, C., R. Seth, et al. (1999). Preferential behavior of pulse beetle (Callosobruchus maculatus Fab.) in fodder cowpea genotypes: Implications for seed quality. Seed Research New Delhi. [print] June 27(1): 100-105. {a} Division of Seed Technology, I.G.F.R.I., Jhansi, UP, 284 003, India

Pasquet, R. S. (1999). Genetic relationships among subspecies of Vigna unguiculata (L.) Walp. based on allozyme variation. Theoretical and Applied Genetics. May 98(6-7): 1104-1119. {a} International Centre of Insect Physiology and Ecology, Nairobi, Kenya

Patel, O. P. and R. C. Verma (1999). Cytomorphology of induced tetraploidy in Cajanus cajan and Vigna unguiculata. Cytologia Tokyo. March 64(1): 29-36. {a} Plant Breeding and Genetics Section, K.N.K. College of Agriculture (J.N.K.V.V.), Mandsaur, MP, 458001, India

Pimentel, C. and G. Hebert (1999). Photosynthetic potential and stomatal conductance on bean and cowpea species under water stress. Revista Brasileira de Fisiologia Vegetal. April 11(1): 7-11. {a} Depto. de Fitotecnia, I.A., Universidade Federal Rural do Rio de Janeiro, Seropedica, RJ, 23851-970, Brazil

Prasad, A., S. N. Prasad, et al. (1999). Crop canopy and yield of grain legumes in relation to splash erosion in south-eastern Rajasthan. Indian Journal of Agricultural Sciences. March 69(3): 205-209. {a} Research Centre, Central Soil and Water Conservation Research and Training Institute, Kota, RAJ, 324 002, India

Premkumar, A. and G. Kulandaivelu (1999). The influence of increased solar UV-B radiation on magnesium-deficient cowpea seedlings: Changes in the photosynthetic characteristics. Photosynthetica Prague 36(1-2): 21-29. {a} School of Biological Sciences, Madurai Kamaraj University, Madurai, 625 021, India

Raj, S. M., S. C. Pramanik, et al. (1999). Productivity and profitability of lowland rainfed rice (Oryza sativa): Based cropping sequences in Andaman. Indian Journal of Agricultural Sciences. Aug. 69(8): 543-546. {a} Sugarcane Breeding Institute, Coimbatore, 641 003, India

Rana, K. S., M. Pal, et al. (1999). Nutrient depletion by pigeonpea (Cajanus cajan) and weeds as influenced by intercropping systems and weed management under rainfed conditions. Indian Journal of Agronomy. June 44(2): 267-270. {a} Division of Agronomy, Indian Agricultural Research Institute, New Delhi, 110 012, India

Rao, K. N., S. S. Hegde, et al. (1999). Crystallization and preliminary X-ray diffraction studies of a Bowman-Birk inhibitor from Vigna unguiculata seeds. Acta Crystallographica Section D Biological Crystallography. Nov. 55(11): 1920-1922. {a} Division of Biochemical Sciences, National Chemical Laboratory, Pune, 411008, India

Saminathan, V. R., R. K. M. Baskaran, et al. (1999). Biology and predatory potential of green lacewing (Chrysoperla carnea) (Neuroptera: Chrysopidae) on different insect hosts. Indian Journal of Agricultural Sciences. July 69(7): 502-505. {a} Agricultural College and Research Institute, Tamil Nadu Agricultural University, Madurai, Tamil Nadu, 625 104, India

Sandhu, A. and R. D. Singh (1999). Factors influencing susceptibility of cowpea to Macrophomina phaseolina. Journal of Mycology and Plant Pathology. Dec. 29(3): 421-424. {a} Department of Plant Pathology, A R S, Durgapura, Jaipur, 302 018, India

Sangwan, R. S. and G. P. Lodhi (1999). Inheritance of seed weight in cowpea (Vigna unguiculata L. Walp). Indian Journal of Genetics and Plant Breeding. Nov. 59(4): 539-541. {a} Department of Plant Breeding, CCS HAU, Hisar, 125 004, India

Sanon, A., Y. Tricault, et al. (1999). Biological control of Callosobruchus maculatus (F.) (Bruchidae), during storage of cowpea. Annales de la Societe Entomologique de France. [print] Dec 35(Suppl): 496-501. {a} Laboratoire d'Entomologie, Universite de Ouagadougou, Ouagadougou, Burkina-Faso

Scholthof, H. B. (1999). Rapid delivery of foreign genes into plants by direct rub-inoculation with intact plasmid DNA of a tomato bushy stunt virus gene vector. Journal of Virology. Sept. 73(9): 7823-7829. {a} Department of Plant Pathology and Microbiology, Texas A and M University, Room 120, L. F. Peterson Building, College Station, TX, 77843-2132, USA

Selvaraj, K. and E. V. N. Kumari (1999). Response of in vivo nitrate reduction in root nodules of legumes to nitrate, ammonia, molybdenum and tungsten. Indian Journal of Plant Physiology. [print] Oct. Dec. 4(4): 271-276. {a} Plant Physiology Laboratory, Dept. of Botany, Madras Christian College, Chennai, 600 059, India

Selvaraju, R. (1999). Effect of irrigation on phenology, growth and yield of cowpea (Vigna unguiculata). Indian Journal of Agronomy. June 44(2): 377-381. {a} Department of Agronomy, Tamil Nadu Agricultural University, Coimbatore, TN, 641 003, India

Selvaraju, R., P. Subbian, et al. (1999). Land configuration and soil nutrient management options for sustainable crop production on Alfisols and Vertisols of southern peninsular India. Soil and Tillage Research. Oct. 52(3-4): 203-216. {a} Department of Agronomy, Tamil Nadu Agricultural University, Coimbatore, Tamil Nadu, 641 003, India

Seth, R., C. Padmavati, et al. (1999). Seed quality in relation to degree of seed maturity in fodder cowpea (Vigna unguiculata L. Walp.). Seed Research New Delhi. [print] June 27(1): 66-70. {a} Division of Seed Technology, I.G.F.R.I., Jhansi, UP, 284 003, India

Shade, R. E., L. L. Murdock, et al. (1999). Interactions between cowpea weevil (Coleoptera: Bruchidae) populations and Vigna (Leguminosae) species. Journal of Economic Entomology. June 92(3): 740-745. {a} Department of Entomology, Purdue University, W. Lafayette, IN, 47907, USA

Simmons, A. M. (1999). Nymphal survival and movement of crawlers of Bemisia argentifolii (Homoptera: Aleyrodidae) on leaf surfaces of selected vegetables. Environmental Entomology. April 28(2): 212-216. {a} U.S. Vegetable Laboratory, USDA-ARS, 2875 Savannah Highway, Charleston, SC, 29414, USA

Singh, B. B., K. Y. Mai, et al. (1999). Relative drought tolerance of major rainfed crops of the semi-arid tropics. Indian Journal of Genetics and Plant Breeding. Nov. 59(4): 437-444. {a} IITA Kano, C/o L. W. Lambourn and Co., 26, Dingwall Road, Caroyln House, Croydon, CR9, UK

Singh, B. B., K. Y. Mai, et al. (1999). A simple screening method for drought tolerance in cowpea. Indian Journal of Genetics and Plant Breeding. May 59(2): 211-220. {a} IITA Kano, L.W. Lambourn and Co., 26, Dingwall Road, Carolyn House, Croydon, CR9 3EE, UK

Singh, D., D. S. Rana, et al. (1999). Response of fertilizers in maize (Zea mays)-wheat (Triticum aestivum)-cowpea (Vigna unguiculata) cropping system. Indian Journal of Agronomy. June 44(2): 242-245. {a} Division of Soil Science and Agricultural Chemistry, Indian Agricultural Research Institute, New Delhi, 110 012, India

Singh, K., S. Singh, et al. (1999). Molybdenum nutrition of cowpea in relation to potassium and molybdenum fertilization. Indian Journal of Plant Physiology. July Sept 4(3): 227-228. {a} Department of Agricultural Chemistry and Soil Science, R.B.S. College, Bichpuri, Agra, 283-105, India

Smith, J. E., L. Korsten, et al. (1999). Evaluation of seed treatments for reducing Colletotrichum dematium on cowpea seed. Seed Science and Technology 27(2): 591-598. {a} Department of Microbiology and Plant Pathology, Department of Botany, University of Pretoria, Pretoria, 0002, South Africa

Smith, J. E., L. Korsten, et al. (1999). Infection process of Colletotrichum dematium on cowpea stems. Mycological Research 103(2): 230-234. {a} Department of Microbiology and Plant Pathology, University of Pretoria, Pretoria, 0002, South Africa

Srinivasan, K. and C. Swaminathan (1999). Comparative performance of cenchrus-legumes mixtures as under-storey in Acacia leucophloea for silvipasture. Tropical Agriculture. [print] October 76(4): 232-235. {a} National Pulses Research Centre, Tamil Nadu Agricultural University, Vamban Colony, Coimbatore, TN, 622 303, India

Srivastava, P., P. K. Sharma, et al. (1999). Inducers of nod genes of Rhizobium ciceri. Microbiological Research. May 154(1): 49-55. {a} Sector-9, 119, Jai Appartments, Rohini, DEL, 110 085, India

Turner, R. L. and K. W. Buck (1999). Mutational analysis of Cis-acting sequences in the 3'- and 5'-untranslated regions of RNA2 of red clover necrotic mosaic virus. Virology 253(1): 115-124. {a} Dep. Biol., Imperial Coll. Sci., Technol. and Med., London SW7 2AZ, UK

Tyagi, D. K. and H. S. Chawla (1999). Effects of seasons and hormones on crossability barriers and in vitro hybrid development between Vigna radiata and V. unguiculata. Acta Agronomica Hungarica 47(2): 147-154. {a} Genetics and Plant Breeding Department, G. B. Pant University of Agriculture and Technology, Pantnagar, UP, 263 145, India

Tyagi, P. C., N. Kumar, et al. (1999). Genetic divergence in early maturing cowpea (Vigna unguiculata (L.) Walp.). Agricultural Science Digest. Sept. 19(3): 162-166. {a} Central Soil and Water Conservation Research and Training Institute, Dehradun, 248 195, India

Umapathy, E., K. H. Erlwanger, et al. (1999). Effects of cowpea (Vigna unguiculata) feeding on the pancreatic exocrine secretion of pigs. Journal of Animal Physiology and Animal Nutrition. Oct. 82(2-3): 57-65. {a} Department of Physiology, School of Medicine, University of Zimbabwe, Harare, Zimbabwe

Ushamalini, C., K. Rajappan, et al. (1999). Suppression of phenol and defense related enzymes in cowpea seed by seed-borne fungi. Acta Phytopathologica et Entomologica Hungarica 34(1-2): 51-55. {a} Department of Plant Pathology, Centre for Plant Protection Studies, Tamil Nadu Agricultural University, Coimbatore, 641003, India

Venora, G., S. Blangiforti, et al. (1999). Karyotype analysis of twelve species belonging to genus Vigna. Cytologia Tokyo. June 64(2): 117-127. {a} Stazione Sperimentale di Granicoltura per la Sicilia, Via Rossini 1, 95041, Caltagirone (CT), Italy

Wang, H., A. G. P. de, et al. (1999). Systemic insecticides and plant age affect beet curly top virus transmission to selected host plants. Plant Disease 83(4): 351-355. {a} Department of Plant Pathology, University of California, Davis, CA, 95616-8680, USA

Wang, H. L., M. R. Sudarshana, et al. (1999). Analysis of cell-to-cell and long-distance movement of a bean dwarf mosaic geminivirus-green fluorescent protein reporter in host and nonhost species: Identification of sites of resistance. Molecular Plant Microbe Interactions 12(4): 345-355. {a} Section of Plant Biology, Division of Biological Sciences, University of California, Davis, CA, 95616, USA

Wardrop, A. J., R. E. Wicks, et al. (1999). Occurrence and expression of members of the ferritin gene family in cowpeas. Biochemical Journal 337(3): 523-530. {a} Division Molecular and Cellular Biology, School Biological Sciences, University New England, Armidale, NSW 2351, Australia

Adebitan, S. A. and O. O. Olufajo (1998). Field evaluation of cowpea (Vigna unguiculata) varieties for grain and fodder production and for multiple disease resistance in Nigeria. Indian Journal of Agricultural Sciences 68(3): 152-154. {a} Sch. Agric., Abubakar Tafawa Balewa Univ., Bauchi, Nigeria

Adhikari, T. B. and R. C. Basnyat (1998). Effect of crop rotation and cultivar resistance on bacterial wilt of tomato in Nepal. Canadian Journal of Plant Pathology. Sept. 20(3): 283-287. {a} Agrium Biologicals, 104-111 Research Drive, Saskatoon, SK, S7N 3R2, Canada

Aguirre, L. A., L. Savon, et al. (1998). Protein quality of raw soybean (Glycine max), vigna (Vigna unguiculata) and canavalia (Canavalia gladiata) meal in growing rats. Cuban Journal of Agricultural Science 32(1): 75-81. Inst. Ciencias Anim., Apartado 24, San Jose de las Lajas, La Habana, Cuba

Ahenkora, K., D. H. K. Adu, et al. (1998). Selected nutritional components and sensory attributes of cowpea (Vigna unguiculata (L.) Walp) leaves. Plant Foods for Human Nutrition Dordrecht 52(3): 221-229. {a} Crops Research Institute (CSIR), Kumasi, Ghana

Ahenkora, K., D. H. K. Adu, et al. (1998). Protein productivity and economic feasibility of dual-purpose cowpea. Hortscience 33(7): 1160-1162. {a} Crops Res. Inst., P.O. Box 3785, Kumasi, Ghana

Aku, A. A., E. O. Ogunwolu, et al. (1998). Annona senegalensis L. (Annonaceae): Performance as a botanical insecticide for controlling cowpea seed bruchid, Callosobruchus maculatus (F.) (Coleoptera: Bruchidae) in Nigeria. Zeitschrift fuer Pflanzenkrankheiten und Pflanzenschutz 105(5): 513-519. {a} Dep. Crop Production, Univ. Agric., PMB 2373, Makurdi, Benue State, Nigeria

Amitha, K. and T. P. Reddy (1998). Induction of somatic embryos from different explants of cowpea (Vigna unguiculata L.). Journal of Genetics and Breeding 52(4): 281-288. {a} Department of Genetics, Osmania University, Hyderabad, 500 007, India

Arogba, S. S., F. M. Ugwu, et al. (1998). The effects of sun-drying surfaces and packaging materials on the storability of cowpea (Vigna unguiculata) seed. Plant Foods for Human Nutrition Dordrecht 53(2): 113-120. {a} Department of Food Science and Technology, Federal Polytechnic, Idah, Kogi State, Nigeria

Asiedu, E. A. and A. A. Powell (1998). Comparisons of the storage potential of cultivars on cowpea (Vigna unguiculata) differing in seed coat pigmentation. Seed Science and Technology 26(1): 211-221. {a} Dep. Agric., Univ. Aberdeen, Aberdeen AB24 5UA, UK

Atachi, P., d. B. C. van, et al. (1998). Effects of nitrogenous, phosphorous and potassium fertilizers on the population dynamics of Maruca testulalis (Geyer) in cowpea cultures in an agrosystem of southern Benin. Insect Science and its Application. Oct. Dec. 18(4): 307-317. {a} Faculte des Sciences Agronomiques, Universite Nationale du Benin, Cotonou, Benin

Bananej, K., M. R. Hajimorad, et al. (1998). Identification and characterization of peanut stunt cucumovirus from naturally infected alfalfa in Iran. Plant Pathology Oxford 47(3): 355-361. {a} Plant Pest Dis. Res. Inst., PO Box 1454, Tehran-19395, Iran

Berner, D. K. and O. A. Williams (1998). Germination stimulation of Striga gesnerioides seeds by hosts and nonhosts. Plant Disease 82(11): 1242-1247. {a} International Inst. of Tropical Agriculture, Ibadan, Nigeria, c/o L. W. Lambourn and Co., Carolyn House, 26 Dingwall Road, Croydon CR9 3EE, UK

Bhullar, S. S., L. Willmitzer, et al. (1998). Sequence announcements: GenBank accession number: AJ225087. Plant Molecular Biology 37(6): 1089. Max-Planck Inst. Mol. Pflanzenphysiol., Karl-Liebknecht-Str. 25, Haus 20, D-14476 Golm, Germany

Bottenberg, H., M. Tamo, et al. (1998). Occurrence of phytophagous insects on wild Vigna sp. and cultivated cowpea: Comparing the relative importance of host-plant resistance and millet intercropping. Agriculture Ecosystems and Environment 70(2-3): 217-229. {a} Glades Crop Care Inc., 21 Hepburn Ave., Suite 18, Jupiter, FL 33458, USA

Bushana, H. O., K. P. Viswanatha, et al. (1998). Combining ability for seed yield and its components in cowpea (Vigna unguiculata (L.) Walp.). Crop Improvement 25(1): 116-118. AICRP Arid Legumes, UAS, GKVK, Bangalore 560065, India

Ching, C. C., F. K. Wen, et al. (1998). Identification and transmission of a cucumovirus from Lisianthus rusellianus. Bulletin of Taichung District Agricultural Improvement Station. [print] September 60: 1-18. {a} Crop Environmental Division, Taichung DAIS, Taichung, Taiwan

Clement, A., J. K. Ladha, et al. (1998). Nitrogen dynamics of various green manure species and the relationship to lowland rice production. Agronomy Journal 90(2): 149-154. {a} Int. Rice Res. Inst., PO Box 933, 1099 Manila, Philippines

Craufurd, P. Q., M. Bojang, et al. (1998). Heat tolerance in cowpea: Effect of timing and duration of heat stress. Annals of Applied Biology 133(2): 257-267. Plant Environment Lab., Univ. Reading, Dep. Agriculture, Cutbush Lane, Shinfield, Reading RG2 9AD, UK

Cruz, D. C. M. H., D. Laffray, et al. (1998). Comparison of the physiological responses of Phaseolus vulgaris and Vigna unguiculata cultivars when submitted to drought conditions. Environmental and Experimental Botany 40(3): 197-207. {a} Lab. Biochim. et Physiol. Adaptation Veg., Univ. Paris 7, case 7019, 2 place Jussieu, 75251 Paris cedex 05, France

D, S. I., G. G. Poirier, et al. (1998). Activation of cysteine proteases in cowpea plants during the hypersensitive response: A form of programmed cell death. Experimental Cell Research 245(2): 389-399. {a} Dep. Bot., Univ. Toronto, Toronto, ON M5S 3B2, Canada

Diaz, M. F. and C. Padilla (1998). Agronomy of seasonal legumes in tropical regions. Cuban Journal of Agricultural Science. Dec. 32(4): 305-314. {a} Instituto de Ciencia Animal, San Jose de las Lajas, La Habana, Cuba

Ehlers, J. D. and A. E. Hall (1998). Heat tolerance of contrasting cowpea lines in short and long days. Field Crops Research 55(1-2): 11-21. {a} Dep. Botany Plant Sci., Univ. California-Riverside, Riverside, CA 92521-0124, USA

El, M. H. K. A. and H. H. Keyser (1998). Determining the Rhizobium requirement and nitrogen fixation potential of Apios americana medikus. Egyptian Journal of Microbiology 33(2): 183-193. {a} Agricultural Microbiolgy Department, NRC, Dokki, Cairo, Egypt

El, S. S. A. M. (1998). Interaction of herbicides and N-fertilizer on growth and N content of some legumes. Egyptian Journal of Soil Science 38(1-4): 153-172. {a} Soil Salinity and Alkalinity Laboratory, Baccous, Ramleh, Alexandria, Egypt

Enwere, N. J., K. H. McWatters, et al. (1998). Effect of processing on some properties of cowpea (Vigna unguiculata), seed, protein, starch, flour and akara. International Journal of Food Sciences and Nutrition 49(5): 365-373. {a} Dep. Food Sci. Technol., Univ. Nigeria, Nsukka, Enugu State, Nigeria

Eusebio, P. S. and R. M. Coloso (1998). Evaluation of leguminous seed meals and leaf meals as plant protein sources in diets for juvenile Penaeus indicus. Israeli Journal of Aquaculture Bamidgeh 50(2): 47-54. {a} Aquacult. Dep., Southeast Asian Fish. Dev. Cent., Tigbauan, Iloilo, Philippines

Faftine, O., J. P. Muir, et al. (1998). Dry season supplementation of goats tethered on range supplemented with cowpea or groundnut residues with or without fresh leucaena leaves. Animal Feed Science and Technology 76(1-2): 1-8. {a} Dep. Anim. Nutr. Forages, Inst. Producao Anim., CP 1410, Maputo, Mozambique

Fageria, N. K. and F. J. P. Zimmermann (1998). Influence of pH on growth and nutrient uptake by crop species in an oxisol. Communications in Soil Science and Plant Analysis 29(17-18): 2675-2682. {a} Natl. Rice Bean Res. Cent. Embrapa, Caixa Postal 179, 74001-970 Goiania, GO, Brazil

Fellay, R., M. Hanin, et al. (1998). nodD2 of Rhizobium sp. NGR234 is involved in the repression of the nodABC operon. Molecular Microbiology 27(5): 1039-1050. {a} Broughton, Univ. Genev., 1 ch. de l'imperatrice, 1292 Chambesy/Geneve, Switzerland

Fery, R. L. (1998). 'Charleston greenpack', a pinkeye-type southernpea with a green cotyledon phenotype. Hortscience 33(5): 907-908. {a} U.S. Vegetable Lab., Agric. Res., U.S. Dep. Agric., 2875 Savannah Highway, Charleston, SC 29414-5334, USA

Figueiredo, M. V. B., H. A. Burity, et al. (1998). Response of cowpea (Vigna unguiculata (L.) Walp.) to water deficit during the establishment of nodulation and N2 fixation. Phyton Buenos Aires 63(1-2): 155-166. {a} Rua Sa e Souza 1020/1401, CEP 51030-060 Recife, PE, Brazil

Figueiredo, M. V. B., H. A. Burity, et al. (1998). Water deficit stress effects on N2 fixation in cowpea inoculated with different Bradyrhizobium strains. Canadian Journal of Plant Science 78(4): 577-582. {a} Rua Sa e Souza 1020/1401, CEP 51030-060 Recife, PE, Brazil

Figueiredo, M. V. B., J. J. Vilar, et al. (1998). Alleviation of water stress effects in cowpea by Bradyrhizobium spp. inoculation. Plant and Soil 207(1): 67-75. {a} EMBRAPA-EPEAL, 57025-050, Maceio, AL, Brazil

Flurkey, W. H., M. Kelley, et al. (1998). Identification of stathmin-like proteins in plants. Plant Physiology and Biochemistry Paris 36(6): 449-455. {a} Dep. Chem., Indiana State Univ., Terre Haute, IN 47809, USA

Galasso, I., L. S. Saponetti, et al. (1998). Cytotaxonomic studies in Vigna. IV. Variation of the number of active and silent rDNA sites in Vigna unguiculata populations. Caryologia 51(2): 95-104. CNR, Istituto del Germoplasma, 70126 Bari, Italy

Garba, M. and R. S. Pasquet (1998). Isozyme diversity in Vigna vexillata (L.) A. Rich (Fabaceae) complex. South African Journal of Botany 64(3): 163-175. {a} ICIPE, P.O. Box 30772, Nairobi, Kenya

Gillaspie, A. G., Jr. and S. A. Ghabrial (1998). First report of peanut stunt cucumovirus naturally infecting Desmodium sp. Plant Disease 82(12): 1402. {a} USDA, ARS, Griffin, GA 30223, USA

Gillaspie, A. G., Jr., M. R. Hajimorad, et al. (1998). Characterization of a severe strain of cucumber mosaic cucumovirus seedborne in cowpea. Plant Disease 82(4): 419-422. {a} USDA, ARS, Plant Genet. Resour. Conserv. Unit, Griffin, GA 30223-1797, USA

Gomathinayagam, P., S. G. Ram, et al. (1998). Interspecific hybridization between Vigna unguiculata (L.) Walp. and V. vexillata (L.) A. Rich. through in vitro embryo culture. Euphytica 102(2): 203-209. {a} Cent. Plant Mol. Biol., Tamil Nadu Agric. Univ., Coimbatore-641 003, India

Gomes, V. M., M. D. Cunha, et al. (1998). Ultrastructure and immunolabelling of fungi cells treated with Vigna unguiculata vicilins (7S storage proteins). Plant Science Shannon 138(1): 81-89. {a} Lab. Quim. Funca Proteinas Peptideos, Cent. Biociencias Biotecnol., Univ. Estadual Norte Fluminense, Av. Alberto Lamego 2000, 28015-620 Campos dos Goytacazes, Rio de Janeiro, Brazil

Gomes, V. M., L. A. Okorokov, et al. (1998). Legume vicilins (7S storage globulins) inhibit yeast growth and glucose stimulated acidification of the medium by yeast cells. Biochimica et Biophysica Acta 1379(2): 207-216. {a} Laboratorio de Quimica e Funcao de Proteinas e Peptideos, Centro de Biociencias e Biotecnologia, Universidade Estadual do Norte Fluminense, Av. Alberto Lamego 2000, 28015-620 Campos dos Goytacazes, RJ, Brazil

Gomez, R., C. Larez, et al. (1998). Reaction of cowpea breeding lines to Xanthomonas campestris pv. vignicola under field and growth chamber conditions. Fitopatologia Venezolana. July Dec 11(2): 30-35. {a} Nucleo de Monagas, Escuela de Ingenieria Agronomica, U. D. O., Los Guaritos, Maturin, Venezuela

Gopi, R., B. M. Sujatha, et al. (1998). Triadimefon induced variation in growth and metabolism in the NaCl stressed Vigna unguiculata (L.) seedlings. Geobios Jodhpur 25(4): 235-241. {a} Div. Plant Physiol., Dep. Bot., Annamalai Univ., Annamalai, Nagar-608 002, India

Green, C. D., A. Stodola, et al. (1998). Transpiration of detached leaves from mycorrhizal and nonmycorrhizal cowpea and rose plants given varying abscisic acid, pH, calcium and phosphorus. Mycorrhiza 8(2): 93-99. {a} Tenn. Agric. Exp. Stn., O.H.L.D., Univ. Tenn., P.O. Box 1071, Knoxville, TN 37901-1071, USA

Gueye, M., E. K. James, et al. (1998). The development and structure of root nodules on bambara groundnut (Voandzeia (Vigna) subterranea). World Journal of Microbiology and Biotechnology 14(2): 177-184. {a} MIRCEN Centre ISRA-ORSTOM, B.P. 1386, Dakar, Senegal

Guillen, P., M. Guis, et al. (1998). A novel NADPH-dependent aldehyde reductase gene from Vigna radiata confers resistance to the grapevine fungal toxin eutypine. Plant Journal 16(3): 335-343. {a} Ecole Nationale Superieure Agronomique Toulouse, UA INRA Avenue Agrobiopole BP 107, Auzeville-Tolosan 31326 Castanet Tolosan Cedex, France

Gumedzoe, M. Y. D., H. W. Rossel, et al. (1998). Reaction of cowpea (Vigna unguiculata L. Walp.) to six isolates of blackeye cowpea mosaic virus (BICMV) and cowpea aphid-borne mosaic virus (CAMV), two potyviruses infecting cowpea in Nigeria. International Journal of Pest Management 44(1): 11-16. {a} Univ. Benin, Ecole Superieure Agron., B.P. 1515 Lome, Togo

Heath, M. C. (1998). Involvement of reactive oxygen species in the response of resistant (hypersensitive) or susceptible cowpeas to the cowpea rust fungus. New Phytologist 138(2): 251-263. {a} Dep. Botany, Univ. Toronto, 25 Willcocks St., Toronto, ON M5S 3B2, Canada

Hussain, M. A. and A. Y. Basahy (1998). Nutrient composition and amino acid pattern of cowpea (Vigna unguiculata (L.) Walp, Fabaceae) grown in the Gizan area of Saudi Arabia. International Journal of Food Sciences and Nutrition 49(2): 117-124. Dep. Bot. Microbiol., Fac. Sci., King Saud Univ., PO Box 2455, Riyadh 11451, Saudi Arabia

Ismail, A. M. and A. E. Hall (1998). Positive and potential negative effects of heat-tolerance genes in cowpea. Crop Science 38(2): 381-390. {a} Dep. Bot. Plant Sci., Univ. Calif., Riverside, CA 92521-0124, USA

Joshi, S., C. R. Ballal, et al. (1998). Influence of host plants on the biological parameters of Aphis craccivora Koch (Homoptera: Aphididae). Entomon 23(2): 127-132. {a} Project Directorate Biol. Control, Post Bag No. 2491, H. A. Farm Post, Bellary Rd., Bangalore 560 024, India

Kajiwara, H. and N. Tomooka (1998). Comparative analysis of genus Vigna seeds using antiserum against a synthesized multiple antigenic peptide. Electrophoresis 19(18): 3110-3113. {a} Natl. Inst. Agrobiol. Resour., Kannondai 2-1-2, Tsukuba, Ibaraki 305-8602, Japan

Kerlous, R. G., B. S. M. El, et al. (1998). Influence of chemical and bio-acidification and foliation on cowpea in a calcareous soil. Egyptian Journal of Soil Science 38(1-4): 199-210. {a} Agricultural Research Centre, Soils, Water and Environment Research Institute, Cairo, Egypt

Kinjo, J., M. Hatakeyama, et al. (1998). HPLC profile analysis of oleanene-glucuronides in several edible beans. Bioscience Biotechnology and Biochemistry 62(3): 429-433. {a} Fac. Pharm. Sci., Kumamoto Univ., 5-1 Oe-Honmachi, Kumamoto 862, Japan

Kitamura, S., A. Mizuno, et al. (1998). IAA-dependent adjustment of the in vivo wall-yielding properties of hypocotyl segments of Vigna unguiculata during adaptive growth recovery from osmotic stress. Plant and Cell Physiology 39(6): 627-631. {a} Unit Biosystems, Graduate Sch. Human Informatics, Nagoya Univ., Nagoya 464-8601, Japan

Kitch, L. W., O. Boukar, et al. (1998). Farmer acceptability criteria in breeding cowpea. Experimental Agriculture 34(4): 475-486. FAO-Sub-Regional Office Southern Eastern Africa, PO Box 3730, Harare Zimbabwe

Kong, X. H. and H. Y. Zhang (1998). The effect of ultra-dry methods and storage on vegetable seeds. Seed Science Research 8(Suppl. 1): 41-45. {a} Beijing Veg. Res. Cent., PO Box 2443, Beijing 100081, China

Kotur, S. (1998). Evaluation of lime, boron and their residue on three cropping sequences of non-cruciferous vegetables for yield, composition of leaf and soil properties on an Alfisol. Indian Journal of Agricultural Sciences 68(11): 718-721. {a} Central Hortic. Exp. Stn., Indian Inst. Hortic. Res., Ranchi, Bihar 834 010, India

Krishna, A., S. V. Raikhelkar, et al. (1998). Effect of planting pattern and nitrogen on fodder maize (Zea mays) intercropped with cowpea (Vigna unguiculata). Indian Journal of Agronomy 43(2): 237-240. {a} AICRP on Groundnut, RARS, Jagital, Andhra Pradesh 505 327, India

Lal, B. and D. Singh (1998). Crop yield and uptake of potassium by maize (Zea mays), wheat (Triticum aestivum) and cowpea (Vigna unguiculata) fodder in relation to various potassium forms in soil under intensive cropping and continuous fertilizer use. Indian Journal of Agricultural Sciences 68(11): 734-735. {a} Regional Station CSWCRTI, Datia, MP, India

Lale, N. E. S. (1998). Preliminary studies on the effect of solar heat on oviposition, development and adult mortality of the cowpea bruchid Callosobruchus maculatus (F.) in the Nigerian savanna. Journal of Arid Environments 40(2): 157-162. {a} Dep. Crop Sci., Fac. Agric., Univ. Maiduguri, P.M.B. 1069, Maiduguri, Nigeria

Lee, H. S. and Y. J. Ahn (1998). Enzymes of carbohydrate metabolism in cowpea (Vigna unguiculata L. Walp. cv. Caloona) nodules. Agricultural Chemistry and Biotechnology 41(4): 222-227. {a} Div. Appl. Biol. Chem., Res. Cent. New Bio-Materials Agric., Coll. Agric. Life Sci., Seoul Natl. Univ., Suwon 441-744, South Korea

Leprince, O. and F. A. Hoekstra (1998). The responses of cytochrome redox state and energy metabolism to dehydration support a role for cytoplasmic viscosity in desiccation tolerance. Plant Physiology Rockville 118(4): 1253-1264. {a} Dep. Biomol. Sci., Lab. Plant Physiol., Wageningen Agric. Univ., Arboretumlaan 4, 6703 BD Wageningen, Netherlands

Lon, W. E., M. Cardenas, et al. (1998). Vigna, an alternative protein source for poultry in the tropics: Preliminary results. Cuban Journal of Agricultural Science 32(3): 279-284. Inst. Ciencia Animal, Apartado 24, San Jose de las Lajas, La Habana, Cuba

Mando, A. (1998). Soil-dwelling termites and mulches improve nutrient release and crop performance on Sahelian crusted soil. Arid Soil Research and Rehabilitation 12(2): 153-164. {a} Antenne Sahelienne, Univ. Ouagadougou/Univ. Agronomique Wageningen, 01 BP 5385, Ouagadougou 01, Burkina Faso

McHau, G. R. A., P. W. Crous, et al. (1998). Molecular characterization of some Elsinoe isolates from leguminous hosts. Plant Pathology Oxford 47(6): 773-779. Dep. Plant Pathol., Univ. Stellenbosch, Private Bax X1, Matieland 7602, South Africa

Mignouna, H. D., N. Q. Ng, et al. (1998). Genetic diversity in cowpea as revealed by random amplified polymorphic DNA. Journal of Genetics and Breeding 52(2): 151-159. {a} c/o Lambourn Co., Carolyn House 26, Dingwall Road, Croydon CR9 3EE, UK

Mih, A. M. and J. Hanson (1998). Alfalfa mosaic virus: Occurrence and variation among isolates from forage legumes in Ethiopia. Tropical Grasslands 32(2): 118-123. {a} Dep. Life Sci., Univ. Buea, PO Box 63, Buea, Cameroon

Mondal, S. S. and M. Chettri (1998). Integrated nutrient management for sustaining productivity and fertility under rice (Oryza sativa)-based cropping system. Indian Journal of Agricultural Sciences 68(7): 337-340. {a} Bidhan Chandra Krishi Viswavidyalaya, Mohampur, West Bengal 741 252, India

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Rahman, M. A. and A. M. M. Tareque (1998). Production potential of forage crop in rice (Oryza sativa)-rice cropping system under the old Brahmaputra floodplain soils. Indian Journal of Agronomy 43(2): 219-222. {a} Agron. Dep., Bangladesh Agric. Res. Inst., Joydebpur, Gazipur, Bangladesh

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Reiss, G. C. and J. A. Bailey (1998). Striga gesnerioides parasitising cowpea: Development of infection structures and mechanisms of penetration. Annals of Botany London 81(3): 431-440. {a} Univ. Greenwich, Hadlow Coll., Hadlow, Tonbridge TN11 0AL, UK

Rochester, I. J., M. B. Peoples, et al. (1998). Faba beans and other legumes add nitrogen to irrigated cotton cropping systems. Australian Journal of Experimental Agriculture 38(3): 253-260. {a} CRC Sustainable Cotton Prod., CSIRO Cotton Res. Unit, P.O. Box 59, Narrabri, NSW 2390, Australia

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Rodrigues, J. L. M., M. Melloto, et al. (1998). Nodulin activities, hydrogenase expression and nitrogen fixation in cowpea inoculated with HUP+ and HUP- symbionts. Revista Brasileira de Fisiologia Vegetal 10(2): 85-90. Lab. Fixacao Nitrogenio, Dep. Bioquimica Biol. Molecular, Univ. Federal Ceara, Caixa Postal 6020, Fortaleza, Ceara 60451-970, Brazil

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Sandhu, A. and R. D. Singh (1998). Role of seedborne inoculum in development of charcoal rot of cowpea. Journal of Mycology and Plant Pathology 28(2): 193-195. {a} Dep. Bot., Univ. Rajasthan, Jaipur, India

Sangakkara, U. R. (1998). Growth and yields of cowpea (Vigna unguiculata (L.) Walp) as influenced by seed characters, soil moisture and season of planting. Journal of Agronomy and Crop Science 180(3): 137-142. {a} Fac. Agric., Univ. Peradeniya, Peradeniya, Sri Lanka

Sangwan, R. S. and G. P. Lodhi (1998). Inheritance of flower and pod colour in cowpea (Vigna unguiculata L. Walp.). Euphytica 102(2): 191-193. Dep. Plant Breed., CCS Haryana Agric. Univ., Hissar-125 004, India

Schroeder, J. L., B. A. Kahn, et al. (1998). Utilization of cowpea crop residues to reduce fertilizer nitrogen inputs with fall broccoli. Crop Science 38(3): 741-749. {a} Dep. Hort. Landscape Architecture, Okla. State Univ., Stillwater, OK 74078-6027, USA

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Silveira, J. A. G. D., J. L. Contado, et al. (1998). Phosphoenolpyruvate carboxylase and glutamine synthetase activities in relation to nitrogen fixation in cowpea nodules. Revista Brasileira de Fisiologia Vegetal 10(1): 19-23. {a} Lab. Fixacao Nitrogeno, Dep. Bioquim. Biol. Mol., Univ. Federal Ceara, Fortaleza, CE 60451-970, Brazil

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Sivakumaran, K., B. C. Fowler, et al. (1998). Identification of viral genes required for cell-to-cell movement of southern bean mosaic virus. Virology 252(2): 376-386. {a} M409 Walters Life Sci. Build., Dep. Microbiol., Univ. Tennessee, Knoxville, TN 37996-0845, USA

Skalamera, D. and M. C. Heath (1998). Changes in the cytoskeleton accompanying infection-induced nuclear movements and the hypersensitive response in plant cells invaded by rust fungi. Plant Journal 16(2): 191-200. {a} Dep. Botany, Univ. Toronto, 25 Willcocks St., Toronto, ON M5S 3B2, Canada

Smith, P. M. C., A. J. Mann, et al. (1998). AIR synthetase in cowpea nodules: A single gene product targeted to two organelles? Plant Molecular Biology 36(6): 811-820. {a} Dep. Botany, Univ. Western Australia, Nedlands, WA 6907, Australia

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Somal, T. L. C. and P. A. J. Yapa (1998). Accumulation of proline in cowpea under nutrient, drought, and saline stresses. Journal of Plant Nutrition 21(11): 2465-2473. Dep. Bot., Univ. Sri Jayawardanepura, Nugegoda, Sri Lanka

Subramani, A., S. Saravanan, et al. (1998). Impact of fertilizer factory effluent on the morphometrical and biochemical changes of cowpea (Vigna ungiculata (L.) Walp). Advances in Plant Sciences 11(1): 137-141. Div. Environ. Sci., Dep. Bot., Annamalai Univ., Annamalainagar 608 002, India

Sudbrink, D. L., Jr., T. P. Mack, et al. (1998). Alternative host plants of cowpea curculio (Coleoptera: Curculionidae) in Alabama. Florida Entomologist 81(3): 372-383. {a} Plant Pest Diagnostic Cent., Univ. Tenn. Agric. Extension Serv., 5201 Marchant Drive, Nashville, TN 37211-5112, USA

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Talamond, P., G. Gallon, et al. (1998). Comparison of high-performance ion chromatography and absorptiometric methods for the determination of phytic acid in food samples. Analusis . Dec. 26(10): 396-400. {a} Laboratoire de Biotechnologie Microbienne Tropicale, Centre ORSTOM de Montpellier, 911 avenue d'Agropolis, 34032, Montpellier Cedex, France

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Thakur, M. P., K. P. Verma, et al. (1998). Characterization and management of bud blight disease of soybean in India. International Journal of Pest Management 44(2): 87-92. Dep. Plant Pathol., Indira Gandhi Agric. Univ., Raipur 492 012, MP, India

Thimmaiah, S. K., P. Mahadevu, et al. (1998). Effect of gamma-irradiation on seed germination and seedling vigour in cowpea ( Vigna unguiculata (L.) Walp.). Journal of Nuclear Agriculture and Biology 27(2): 142-145. Dep. Biochem., Univ. Agric. Sci., GKVK campus, Bangalore - 560 065, India

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Udaiyan, K., T. Muthukumar, et al. (1998). Influence of organic matter on AM colonization and associated rhizosphere mycoflora in Vigna unguiculata subsp. unguiculata (L.) Walp. Pertanika Journal of Tropical Agricultural Science. April 21(1): 37-51. {a} Microbiology Laboratary, Department of Botany, Bharathiar University, Coimbatore, TN, 641 046, India

Uguru, M. I. (1998). Traditional conservation of vegetable cowpea in Nigeria. Genetic Resources and Crop Evolution 45(2): 135-138. {a} Dep. Crop Sci., Univ. Nigeria, Nsukka, Nigeria

Ushamalini, C., K. Rajappan, et al. (1998). Seed borne mycoflora of cowpea (Vigna unguiculata (L.) Walp.) and their effect on seed germination under different storage conditons. Acta Phytopathologica et Entomologica Hungarica 33(3-4): 285-290. {a} Department of Plant Pathology, Centre for Plant Protection Studies, Tamil Nadu Agricultural University, Coimbatore, 641003, India

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Venugopal, R. (1998). Inheritance in cowpea (Vigna unguiculata (L.) Walp. V.) pod characters. Crop Research Hisar 15(1): 77-84. {a} Dep. Plant Breed., UAS, Reg. Res. Stn., Konehally, Tiptur-572 202, India

Verdier, V., K. Assigbetse, et al. (1998). Molecular characterization of the incitant of cowpea bacterial blight and pustule, Xanthomonas campestris pv. vignicola. European Journal of Plant Pathology 104(6): 595-602. {a} Int. Cent. Tropical Agric., 6713 Cali, Colombia

Vieira, R. F., N. N. D. Faria, et al. (1998). Seed germination of six grain legumes during storage at room conditions in Vicosa, Minas Gerais State, Brazil. Seed Science and Technology 26(2): 489-499. {a} EPAMIG, C.P. 216, CEP 36570-000 Vicosa, MG, Brazil

Vinuesa, P., J. L. W. Rademaker, et al. (1998). Genotypic characterization of Bradyrhizobium strains nodulating endemic woody legumes of the Canary Islands by PCR-restriction fragment length polymorphism analysis of genes encoding 16S rRNA (16S rDNA) and 16S-23S rDNA intergenic spacers repetitive extragenic palindromic PCR genomic fingerprinting, and partial 16S rDAN sequencing. Applied and Environmental Microbiology 64(6): 2096-2104. {a} Fachbereich Biologie, Fachgebiet Angewandte Botanik and Zellbiologie, Philipps-Univ. Marburg, Karl v. Frisch-Str. D-35032 Marburg, Germany

Wang, H. L., Y. Wang, et al. (1998). Mutations in viral movement protein alter systemic infection and identify an intercellular barrier to entry into the phloem long-distance transport system. Virology 245(1): 75-89. {a} Sect. Plant Biol., Div. Biol. Sci., Univ. Calif., Davis, CA 95616, USA

Xavier, G. R., L. M. V. Martins, et al. (1998). Edaphic factors as determinants for the distribution of intrinsic antibiotic resistance in a cowpea rhizobia population. Biology and Fertility of Soils 27(4): 386-392. {a} EMBRAPA/Centro Nacional de Pesquisa de Agrobiologia Ant. Rod. Rio-Sao Paulo, Km 47, Seropedica, RJ, 23851-970, Brazil

Xu, H. and M. C. Heath (1998). Role of calcium in signal transduction during the hypersensitive response caused by basidiospore-derived infection of the cowpea rust fungus. Plant Cell 10(4): 585-597. {a} Dep. Bot., Univ. Toronto, 25 Willcocks St., Toronto, ON M5S 3B2, Canada

Yadav, B. D., R. K. Joon, et al. (1998). Effect of P and S on yield and yield attributes of cowpea (Vigna unguiculata L.). International Journal of Tropical Agriculture. March Dec 16(1-4): 239-241. {a} Forage Research Section, Department of Plant Breeding, CCS Haryana Agricultural University, Hisar, 125 004, India

Yuasa, K., K. Takahashi, et al. (1998). Calcium chelator and channel blockers suppress the IAA-induced membrane hyperpolarization without inhibiting the following growth promotion in hypocotyl sections of Vigna unguiculata under xylem perfusion. Plant and Cell Physiology 39(9): 978-986. {a} Unit Biosystems, Graduate Sch. Hum. Informatics, Nagoya Univ., Nagoya 464-8601, Japan

Yunes, A. N. A., A. M. T. De, et al. (1998). Legume seed vicilins (7S storage proteins) interfere with the development of the cowpea weevil (Callosobruchus maculatus (F)). Journal of the Science of Food and Agriculture 76(1): 111-116. {a} Lab. de Quimica e Funcao de Proteinas e Peptideos, Centro de Biociencias e Biotechnologia, Universidade Estadual do Norte Fluminense, Av. Alberto Lamego 2000, 28015-620 Campos dos Goytacazes, Rio de Janeiro, Brazil

Zilli, J. E., M. C. P. Neves, et al. (1998). Signalling specificity of rhizobia isolated from nodules of Phaseoleae and Indigofereae tribes. Anais da Academia Brasileira de Ciencias 70(4 Part 1): 743-750. {a} EMBRAPA, Agrobiologia, Antiga Rodovia Rio-Sao Paulo Km 47, 23851-970 Seropedica, RJ, Brazil

Albuqerque, S. G. D. and M. R. Rao (1997). Spacing of spineless cactus intercropped with sorghum and cowpeas in the Sertao Region, Pernambuco. Revista Brasileira de Zootecnia 26(4): 645-650. {a} EMBRAPA-CPATSA, Caixa Postal 23, 56300-000 Petrolina, Pernamuco, Brazil

Alfaia, S. S. (1997). The fate of 15N-labeled nitrogen fertilizers in a Central Amazon oxisol with cowpeas (Vigna unguiculata L.). Acta Amazonica 27(2): 65-72. {a} Inst. Nacional Pesquisa Amazonia-CPCA, Caixa Postal 478, 69011-980 Manaus-AM, Portugal

Aluko, R. E. and R. Y. Yada (1997). Some physicochemical and functional properties of cowpea (Vigna unguiculata) isoelectric protein isolate as a function of pH and salt concentration. International Journal of Food Sciences and Nutrition 48(1): 31-39. {a} Dep. Food Sci., Univ. Guelph, Guelph, ON NIG 2WI, Canada

Aluko, R. E., R. Y. Yada, et al. (1997). Structural and functional properties of a partially purified cowpea (Vigna unguiculata) globulin modified with protein kinase and glycopeptidase. Journal of Agricultural and Food Chemistry 45(8): 2907-2913. {a} Dep. Food Sci., Univ. Guelph, Guelph, ON N1G 2W1, Canada

Annan, I. B., N. K. Ampong, et al. (1997). Interactions of fertilizer, cultivar selection, and infestation by cowpea aphid (Aphididae) on growth and yield of cowpeas. International Journal of Pest Management 43(4): 307-312. {a} E.I. du Pont Nemours Co., Stine-Haskell Res. Cent., Newark, DE 19714-0030, USA

Annan, I. B., G. A. Schaefers, et al. (1997). Stylet activity of cowpea aphid (Homoptera: Aphididae) on leaf extracts of resistant and susceptible cowpea cultivars. Journal of Insect Behavior 10(5): 603-618. {a} E. I. du Pont de Nemours and Co., Agricultural Products, Stine-Haskell Labs, Elkton Rd., P.O. Box 30, Newark, DE 19714-0030, USA

Annan, I. B., G. A. Schaefers, et al. (1997). Effects of treatments for electrical penetration graph recordings on behaviour and biology of Aphis craccivora (Aphididae). Physiological Entomology 22(2): 95-101. {a} DuPont Agric. Prod., Stine-Haskell Laboratories Road, P.O. Box 30, Newark, DE 19714-0030, USA

Annan, I. B., W. M. Tingey, et al. (1997). Population dynamics and clonal comparisons of cowpea aphid (Homoptera: Aphididae) on resistant and susceptible cowpea cultivars. Environmental Entomology 26(2): 250-255. {a} E.I. DuPont de Nemours, Agric. Prod., Stine-Haskell Res. Cent., Elkton Road, P.O. Box 30, Newark, DE 19714-0030, USA

Arredondo, P. R., J. F. Moran, et al. (1997). Analysis of Vigna unguiculata leghemoglobin genes. Revista Brasileira de Fisiologia Vegetal 9(3): 143-149. {a} Centro Quimica, Universidad Autonoma Puebla, Apartado Postal 1613, 72000 Puebla, Puebla, Mexico

Arredondo, P. R., J. F. Moran, et al. (1997). Molecular cloning of the cowpea leghemoglobin II gene and expression of its cDNA in Escherichia coli. Plant Physiology Rockville 114(2): 493-500. Dep. Biochem., Univ. Nebraska, The Beadle Cent., P.O. Box 880664, Lincoln, Nebraska 68588-0664, USA

Arsenijevic, M. V. W. J. B. and A. Krause (1997). Rhizobia modulate root-hair-specific expression of extensin genes. Molecular Plant Microbe Interactions 10(1): 95-101. {a} L.B.M.P.S., Univ. Geneve 1, ch de l'Imperatrice, 1292 Chambesy/Geneve, Switzerland

Arya, R. L., K. P. Niranjan, et al. (1997). Effect of nitrogen and phosphorus on the productivity of grain sorghum (Sorghum bicolor) and dolichos (Dolichos) intercropping systems. Indian Journal of Agronomy 42(3): 401-404. Indian Grassland Fodder Res. Inst., Jhansi, Uttar Pradesh, India

Atkins, C. A., P. M. C. Smith, et al. (1997). Reexamination of the intracellular localization of de novo purine synthesis in cowpea nodules. Plant Physiology Rockville 113(1): 127-135. {a} Dep. Botany, Univ. Western Australia, Nedlands, WA 6907, Australia

Aune, J. B. and R. Lal (1997). Agricultural productivity in the tropics and critical limits of properties of Oxisols, Ultisols, and Alfisols. Tropical Agriculture. April 74(2): 96-103. {a} Centre for Sustainable Development, Agricultural University of Norway, 1432, Aas, Norway

Badejo, M. A. and J. I. Olaifa (1997). Effects of precultivation and weed control practices on the activity of epigeal Collembola fauna of cowpea. Insect Science and its Application 17(2): 193-198. {a} Dep. Zool., Obafemi Awolowo Univ., Ile-Ife, Kenya

Badejo, M. A., J. L. Olaifa, et al. (1997). Effect of Galex on the Collembola fauna of cowpea plots in Nigeria. Pedobiologia 41(6): 514-520. {a} Dep. Zool., Obafemi Awolowo Univ., Ile-Ife, Nigeria

Balyan, J. S. (1997). Performance of maize (Zea mays)-based intercropping systems and their after-effect on wheat (Triticum aestivum). Indian Journal of Agronomy 42(1): 26-28. Division Agronomy, Indian Agricultural Res. Inst., New Delhi 110 012, India

Biradar, B. D., J. V. Goud, et al. (1997). Differential expression of pleiotropic genes for pigmentation in cowpea (Vigna unguiculata (L.) Walp.). Crop Research Hisar 14(2): 233-242. Dep. Genet. Plant Breed., Univ. Agric. Sci., Dharwad-5, India

Brar, M. S., K. J. M. Al, et al. (1997). In vitro shoot tip multiplication of cowpea Vigna unguiculata (L.) Walp. In Vitro Cellular and Developmental Biology Plant 33(2): 114-118. {a} Dep. Plant Pathol., Univ. Arkansas, Fayetteville, AR 72701, USA

Burle, M. L., J. Mielniczuk, et al. (1997). Effect of cropping systems on soil chemical characteristics, with emphasis on soil acidification. Plant and Soil 190(2): 309-316. {a} Cent. Nac. Recursos Genet. Biotecnol., EMBRAPA, Brasilia DF 70770-900, Brazil

Campos, P. S. and A. T. P. Thi (1997). Effects of an abscisic acid pretreatment on membrane leakage and lipid composition of Vigna unguiculata leaf discs subjected to osmotic stress. Plant Science Shannon 130(1): 11-18. {a} Dep. Fisiologia Vegetal, Estacao Agronomica Nacional, 2780 Oeiras, Portugal

Chamber, P. M. A., M. M. Camacho, et al. (1997). Nitrate-reductase activities of Bradyrhizobium spp. in tropical legumes: Effects of nitrate on O-2 diffusion in nodules and carbon costs of N-2 fixation. Journal of Plant Physiology 150(1-2): 92-96. D.G.I.A., C.I.F.A. "Las Torres", Apdo. Oficial, Alcala del Rio, 41200 Sevilla, Spain

Chaves, J. C. D., M. A. Pavan, et al. (1997). Input of dry matter and nutrients to the soil from cover plants cultivated between rows of perennial crops and their effects on soil reaction. Arquivos de Biologia e Tecnologia Curitiba 40(1): 47-55. Inst. Agron. Parana, Caixa Postal 481, 86001-970 Londrina - Pr., Brazil

Chisholm, F. V. and B. P. L. Coates (1997). Fungi associated with seeds of three legume species in Jamaica and seed germination at harvest and after storage. Tropical Agriculture. April 74(2): 121-127. {a} Department of Botany, University of the West Indies, Mona, Kingston 7, Jamaica, WI, USA

Choubey, S., R. K. Bhagat, et al. (1997). Effect of planting pattern on forage production of teosinte (Euchlaena maxicana) + cowpea (Vigna unguiculata) intercropping. Indian Journal of Agronomy 42(3): 429-431. Dep. Agron., Birsa Agric. Univ., Kanke, Ranchi, Bihar 834 006, India

Cisse, N., M. Ndiaye, et al. (1997). Registration of 'Melakh' cowpea. Crop Science 37(6): 1978. {a} Dep. Bot. Plant Sci., Univ. Calif., Riverside, CA 92521-0124, USA

Cortesero, A. M., J. P. Monge, et al. (1997). Dispersal and parasitizing abilities of Eupelmus vuilleti (Hymenoptera: Eupelmidae) within a column of cowpea seeds. Environmental Entomology 26(5): 1025-1030. Inst. Rech. Biol. Insect., Ave. Monge, Parc de Grandmont, 37200 Tours, France

Craufurd, P. Q., M. Subedi, et al. (1997). Leaf appearance in cowpea: Effects of temperature and photoperiod. Crop Science 37(1): 167-171. {a} IITA Kano Stn., Sabo Bakin Zuwo Rd., PMB 3112, Kano, Nigeria

Crozzoli, R., N. Greco, et al. (1997). Pathogenicity of the root-knot nematode, Meloidogyne incognita, to cultivars of Phaseolus vulgaris and Vigna unguiculata. Nematropica 27(1): 61-67. {a} Lab. Nematol. Agricola, Inst. Zoologia Agricola, Maracay, Venezuela

D, S. I. and M. C. Heath (1997). Purification and characterization of two novel hypersensitive response-inducing specific elicitors produced by the cowpea rust fungus. Journal of Biological Chemistry 272(7): 3924-3927. {a} Dep. Botany, Univ. Toronto, Toronto, ON M5S 3B2, Canada

Dalsgaard, K., A. Uttenthal, et al. (1997). Plant-derived vaccine protects target animals against a viral diseases. Nature Biotechnology 15(3): 248-252. {a} Danish Veterinary Inst. Virus Res., Lindholm, DK-4771 Kalvehave, Denmark

De, F. S. M., M. L. V. De, et al. (1997). Analysis of the black-eyed pea trypsin and chymotrypsin inhibitor-alpha-chymotrypsin complex. FEBS Letters 409(2): 121-127. {a} Dep. Cellular Biol., Biophysics Lab., Univ. Brasilia, 70910-900 Brasila, DF, Brazil

Desroches, P., N. Mandon, et al. (1997). Mediation of host-plant use by a glucoside in Callosobruchus maculatus F. (Coleoptera: Bruchidae). Journal of Insect Physiology 43(5): 439-446. {a} Inst. Biocentoque Exp. Agrosystemes, URA CNRS 1298, Univ. Rabelais, Avenue Monge, Parc Grandmont, 37200 Tours, France

Devi, G. R. and P. K. Gopalakrishnan (1997). Effect of sodium chloride and calcium chloride salinity on the seedling growth of cowpea. Indian Journal of Plant Physiology 2(1): 79-80. Dep. Botany, N.S.S.H. Coll., Changanacherry, Kerala, India

Eastwell, K. C. and G. B. Kalmar (1997). Characterizing the interference between two comoviruses in cowpea. Journal of the American Society for Horticultural Science 122(2): 163-168. {a} Agric. Agri-Food Canada, Pacific Agri-Food Research Centre, Summerland, BC V0H 1Z0, Canada

Ebel, R. C., X. Duan, et al. (1997). Xylem sap abscisic acid concentration and stomatal conductance of mycorrhizal Vigna unguiculata in drying soil. New Phytologist 35(4): 755-761. {a} Dep. Horticulture, 101 Funchess Hall, Auburn Univ., Auburn, AL 36849, USA

Edema, R., E. Adipala, et al. (1997). Influence of season and cropping system on occurrence of cowpea diseases in Uganda. Plant Disease 81(5): 465-468. {a} Dep. Crop Sci., Makerere Univ., P.O. Box 7062, Kampala, Uganda

Ehlers, J. D. and A. E. Hall (1997). Cowpea (Vigna unguiculata L. Walp.). Field Crops Research 53(1-3): 187-204. {a} Dep. Bot. Plant Sci., Univ. California, Riverside, CA 92521-0124, USA

El, K. A. S., A. E. Hall, et al. (1997). Heat and chilling tolerance during germination and heat tolerance during flowering are not associated in cowpea. Crop Science 37(2): 456-463. {a} Dep. Botany Plant Sci., Univ. Calif., Riverside, CA 92521-0124, USA

Fernando, W. G. D. and R. G. Linderman (1997). The effect of mycorrhizal (Glomus intraradices) colonization on the development of root and stem rot (Phytophthora vignae) of cowpea. Journal of the National Science Council of Sri Lanka 25(1): 39-47. {a} USDA-ARS Horticultural Crops Res. Lab., 3420 N.W. Orchard Ave., Corvallis, OR 97330, USA

Galasso, I., G. E. Harrison, et al. (1997). The distribution and organization of Ty1-copia-like retrotransposable elements in the genome of Vigna unguiculata (L.) Walp. (Cowpea) and its relatives. Annals of Botany London 80(3): 327-333. {a} Istituto del Germoplasma, C.N.R., via G. Amendola 165/A, 70126 Bari, Italy

Gehring, C. A., H. R. Irving, et al. (1997). Rapid, plateau-like increases in intracellular free calcium are associated with nod-factor-induced root-hair deformation. Molecular Plant Microbe Interactions 10(7): 791-802. {a} School Biological Chem. Sciences, Deakin Univ., Geelong Campus, Geelong, VIC 3217, Australia

Gomes, V. M., M. I. Mosqueda, et al. (1997). Vicilin storage proteins from Vigna unguiculata (legume) seeds inhibit fungal growth. Journal of Agricultural and Food Chemistry 45(10): 4110-4115. {a} Lab. Quim. Funaco Proteinas Peptides, Centro Biociencias Biotecnol., Univ. Estadual do Norte Fluminense, Av. Alberto Lamego 2000, 28105-620 Campos dos Goytacazes, Brazil

Harrison, S. J., J. P. Marcus, et al. (1997). An antimicrobial peptide from the Australian native Hardenbergia violacea provides the first functionally characterised member of a subfamily of plant defensins. Australian Journal of Plant Physiology 24(5): 571-578. {a} Cooperative Res. Centre Tropical Plant Pathol., Univ. Queensland, Brisbane, QLD 4072, Australia

Heath, M. C., Z. L. Nimchuk, et al. (1997). Plant nuclear migrations as indicators of critical interactions between resistant or susceptible cowpea epidermal cells and invasion hyphae of the cowpea rust fungus. New Phytologist 35(4): 689-700. {a} Bot. Dep., Univ. Toronto, 25 Willcocks St., Toronto, ON M5S 3B2, Canada

Ignacimuthu, S., K. Schumann, et al. (1997). Restriction fragment length polymorphisms of the rRNA genes in some pulses. Current Science Bangalore 72(9): 624-626. {a} Entomol. Res. Inst., Loyola Coll., Chennai 600 034, India

Ismail, A. M., A. E. Hall, et al. (1997). Chilling tolerance during emergence of cowpea associated with a dehydrin and slow electrolyte leakage. Crop Science 37(4): 1270-1277. {a} Dep. Botany Plant Sci., Univ. California, Riverside, CA 92521-0124, USA

Itulya, F. M., V. N. Mwaja, et al. (1997). Collard-cowpea intercrop response to nitrogen fertilization, redroot pigweed density, and collard harvest frequency. Hortscience 32(5): 850-853. {a} Dep. Natural Resources and Environ. Sci., Univ. Ill., 1201 W. Gregory Drive, Urbana, IL 61801, USA

Jayaprada, A., S. R. Reddy, et al. (1997). Prospects of pre-monsoon cropping in dryland alfisols. Indian Journal of Agronomy 42(4): 691-695. {a} Div. Agron., Sree Venkateswara Agric. Coll., Andhra Pradesh Agric. Univ., Tirupati 517 502, India

Johnson, B. S., N. K. Singh, et al. (1997). Purification and characterization of glutamate decarboxylase from cowpea. Phytochemistry Oxford 46(1): 39-44. {a} Dep. Botany Microbiol., 101 Life Sci. Build., Auburn Univ., Auburn, AL 36849, USA

Karasawa, A., A. Ito, et al. (1997). A possible role of RNA 2 of cucumber mosaic cucumovirus as a determinant of infection phenotype on cowpea. Annals of the Phytopathological Society of Japan 63(4): 289-297. Fac. Agric., Tohoku Univ., 1-1 Tsutsumidori-Amamiyamachi, Aoba-ku, Sendai 981, Japan

Kehinde, O. B., G. O. Myers, et al. (1997). Analysis of genetic linkage in the cowpea Vigna unguiculata. Pertanika Journal of Tropical Agricultural Science 20(1): 75-82. {a} Univ. Agric., P.M.B. 2240, Abeokuta, Nigeria

Kiesling, D. O. and H. A. Swartz (1997). Growth and carcass characteristics of lambs grazing cowpea, sudangrass or fed in drylot. Small Ruminant Research 26(1-2): 171-175. {a} 307 Foster Hall, Lincoln Univ., Jefferson City, MO 65102, USA

Kikkert, M., P. F. Van, et al. (1997). A protoplast system for studying tomato spotted wilt virus infection. Journal of General Virology 78(7): 1755-1763. {a} Dep. Virology, Wageningen Agric. Univ., Binnenhaven 11, 6709 PD Wageningen, Netherlands

Kitamura, S., A. Mizuno, et al. (1997). Adaptive growth responses to osmotic stress of hypocotyl sections of Vigna unguiculata: Roles of the xylem proton pump and IAA. Plant and Cell Physiology 38(1): 44-50. {a} Unit Biosystems, Graduate Sch. Hum. Informatics, Nagoya Univ., Nagoya 464-01, Japan

Kline, A. S. and E. J. Anderson (1997). UARK-M2: A line of cowpea cultivar coronet with blackeye cowpea mosaic virus resistance. Hortscience 32(5): 945-946. {a} Dep. Plant Pathol., Univ. Arkansas, Fayetteville, AR 72701, USA

Kline, A. S. and E. J. Anderson (1997). First report of cowpea aphid-borne mosaic potyvirus from cowpeas grown commercially in the U.S. Plant Disease 81(8): 959. Dep. Plant Pathol., Univ. Arkansas, Fayetteville, AR 72701, USA

Kline, A. S., E. J. Anderson, et al. (1997). Occurrence of cowpea stunt disease causing viruses on wild bean in Arkansas. Plant Disease 81(2): 231. {a} Dep. Plant Pathol., Univ. Arkansas, Fayetteville, AR 72701, USA

Kolawole, G. O. and B. T. Kang (1997). Effects of seed size and phosphorus fertilization on growth of selected legumes. Communications in Soil Science and Plant Analysis 28(13-14): 1223-1235. {a} Dep. Crop Soil Sci. Univ. Ga., Athens, GA 30602, USA

Krause, A., V. T. T. Lan, et al. (1997). Induction of chalcone synthase expression by rhizobia and Nod factors in root hairs and roots. Molecular Plant Microbe Interactions 10(3): 388-393. {a} L.B.M.P.S., Univ. Geneve, 1 ch. de l'Imperatrice, 1292 Chambesy, Geneve, Switzerland

Kumar, S. and S. N. Mishra (1997). Effect of intergenotypic competition on yield assessment in cowpea trials. Indian Journal of Genetics and Plant Breeding 57(1): 25-31. {a} Plant Breeding, Directorate Rice Res., Rajendranagar, Hyderabad 500030, India

Lal, R. (1997). Soil degradative effects of slope length on alfisols in western Nigeria: IV. Plots of equal land area. Land Degradation and Development 8(4): 343-354. {a} Sch. Natural Resources, Ohio State Univ., Coffey Rd., Columbus, OH 43210-1085, USA

Lal, R. (1997). Soil degradative effects of slope length and tillage method on alfisols in western Nigeria: II. Soil chemical properties, plant nutrient loss and water quality. Land Degradation and Development 8(3): 221-244. School Natural Resources, Ohio State Univ., 2021 Coffey Rd., Columbus, OH 43210, USA

Lal, R. (1997). Soil degradative effects of slope length and tillage methods in alfisols in western Nigeria. I. Runoff, erosion and crop response. Land Degradation and Development 8(3): 201-219. School Natural Resources, Ohio State Univ., Columbus, OH 43210, USA

Lal, R. (1997). Deforestation, tillage and cropping systems effects on seepage and runoff water quality from a Nigerian Alfisol. Soil and Tillage Research 41(3-4): 261-284. Sch. Nat. Resources, Ohio State Univ., Columbus, OH 43210, USA

Latunde, D. A. O., J. A. Bailey, et al. (1997). Infection process of Colletotrichum destructivum O'Gara from lucerne (Medicago sativa L.). European Journal of Plant Pathology 103(1): 35-41. {a} Coll. Plant Sci. Crop Product., Univ. Agric., PMB 2240, Abeokuta, Nigeria

Marconi, E., S. Ruggeri, et al. (1997). Chemical evaluation of wild under-exploited Vigna spp. seeds. Food Chemistry 59(2): 203-212. {a} Istituto Nazionale della Nutrizione, Via Ardeatina 546, 00178 Rome, Italy

McDonald, G. K. and G. M. Paulsen (1997). High temperature effects of photosynthesis and water relations of grain legumes. Plant and Soil 196(1): 47-58. {a} Dep. Plant Sci., Waite Agric. Res. Inst., PO Glen Osmond, SA 5064, Australia

Menendez, C. M., A. E. Hall, et al. (1997). A genetic linkage map of cowpea (Vigna unguiculata) developed from a cross between two inbred, domesticated lines. Theoretical and Applied Genetics 95(8): 1210-1217. {a} Dep. Agronomy Range Sci., Univ. California, Davis, CA 95616-8515, USA

Messina, F. J. and A. F. Slade (1997). Inheritance of host-plant choice in the seed beetle Callosobruchus maculatus (Coleoptera: Bruchidae). Annals of the Entomological Society of America 90(6): 848-855. Dep. Biol., Utah State Univ., Logan, UT 84322-5305, USA

Mishra, R. K., S. K. Choudhary, et al. (1997). Intercropping of cowpea (Vigna unguiculata) and horsegram (Macrotyloma uniflorum) with sorghum for fodder under rainfed conditions. Indian Journal of Agronomy 42(3): 405-408. Zonal Agric. Res. Stn., Indira Gandhi Krishi Vishwavidyalaya, Ambikapur, Madhya Pradesh 497 001, India

Mosha, T. C., R. D. Pace, et al. (1997). Effect of traditional processing practices on the content of total carotenoid, beta-carotene, alpha-carotene and vitamin A activity of selected Tanzanian vegetables. Plant Foods for Human Nutrition Dordrecht 50(3): 189-201. {a} Sokoine Univ. Agric., Dep. Food Sci. Nutr., P.O. Box 3006, Morogoro, Tanzania

Mpepereki, S., F. Makonese, et al. (1997). Physiological characterization of indigenous rhizobia nodulating Vigna unguiculata in Zimbabwean soils. Symbiosis 22(3): 275-292. {a} Dep. Soil Sci. Agric. Eng., Univ. Zimbabwe, PO Box MP167, Mt. Pleasant, Hare, Zimbabwe

Muleba, N., J. T. Ouedraogo, et al. (1997). Cowpea yield losses attributed to striga infestations. Journal of Agricultural Science 129(1): 43-48. {a} OAU-STRC-SAFGRAD, 01 BP 1783, Ouagadougou 91, Burkina-Faso

Muoneke, C. O., J. E. Asiegbu, et al. (1997). Effect of relative sowing time on the growth and yield of the component crops in okra/maize and okra/cowpea intercropping systems. Journal of Agronomy and Crop Science 179(3): 179-185. {a} Dep. Crop Sci., Usmanu Danfodiyo Univ., P. M. B. 2346, Sokoto, Nigeria

Nagoor, S. (1997). A study of influence of cadmium and mercury on growth and protein metabolism in cowpea seedlings. Journal of Phytological Research 10(1-2): 31-34. {a} Dep. Botany, Univ. Sch. Sci., Gujarat Univ., Ahmedabad 380 009, India

Nakawuka, C. K. and E. Adipala (1997). Identification of sources and inheritance of resistance in Sphaceloma scab in cowpea. Plant Disease 81(12): 1395-1399. {a} Dep. Crop Sci., Makerere Univ., P.O. Box 7062, Kampala, Uganda

Nasser, L. C. B. and R. F. Vieira (1997). Performance of Phaseolus and Vigna species in the "cerrado" of Planaltina, DF, Brazil. Cientifica Jaboticabal. [print] 25(1): 223-227. {a} Empresa Brasileira de Pesquisa Agropecuaria (Embrapa - CPAC), 73301-970, Planaltina, DF, Brazil

Ndaeyo, N. U. and E. A. Aiyelari (1997). Evaluation of different tillage practices for monocultural cowpea (Vigna unguiculata (L.) Walp) production in Ibadan, South Western Nigeria. Tropicultura 15(4): 195-202. {a} Department of Agronomy, University of Ibadan, Ibadan, Nigeria

Nedunchezhian, N. and G. Kulandaivelu (1997). Changes induced by ultraviolet-B (280-320 nm) radiation to vegetative growth and photosynthetic characteristics in field grown Vigna unguiculata L. Plant Science Shannon 123(1-2): 85-92. {a} Dip. di Biol., Un