Source: AGRICOLA database (1970-1996)

Bennett, B. C. and G. T. Prance (2000). Introduced plants in the indigenous pharmacopoeia of northern South America. Economic Botany. Jan. March 54(1): 90-102. {a} Department of Biological Sciences, Florida International University, Miami, FL, 33199, USA

Bordon, Y., J. L. Guardiola, et al. (2000). Genotype affects the morphogenic response in vitro of epicotyl segments of Citrus rootstocks. Annals of Botany London. [print] July 86(1): 159-166. {a} Departamento de Biologia Vegetal, Universidad Politecnica de Valencia, 46071, Valencia, Spain

Georgiou, A. (2000). Performance of 'Nova' mandarin on eleven rootstocks in Cyprus. Scientia Horticulturae Amsterdam. April 84(1-2): 115-126. {a} Agricultural Research Institute, Nicosia, 1516, Cyprus

Ghorbel, R., A. Dominguez, et al. (2000). High efficiency genetic transformation of sour orange (Citrus aurantium) and production of transgenic trees containing the coat protein gene of citrus tristeza virus. Tree Physiology. [print] November 20(17): 1183-1189. {a} Dpto. Proteccion Vegetal y Biotecnologia, Instituto Valenciano de Investigaciones Agrarias (IVIA), 46113, Moncada, Valencia, Spain

Idso, C. D., S. B. Idso, et al. (2000). Ultra-enhanced spring branch growth in CO2-enriched trees: Can it alter the phase of the atmosphere's seasonal CO2 cycle? Environmental and Experimental Botany. April 43(2): 91-100. {a} US Water Conservation Laboratory, 4331 E. Broadway, Phoenix, AZ, 85040, USA

Kim, D. H., M. J. Song, et al. (2000). Inhibitory effect of herbal medicines on rotavirus infectivity. Biological and Pharmaceutical Bulletin. March 23(3): 356-358. {a} College of Pharmacy, Kyung Hee University, No. 1 Hoegi, Dongdaemun-ku, Seoul, 130-701, South Korea

Moro, C. O. and G. Basile (2000). Obesity and medicinal plants. Fitoterapia . [print] August 71(Supplement 1): S73-S82. {a} Department of Pharmaceutical and Toxicological Chemistry, Study University of Naples 'Federico II', via D. Montesano 49, 80131, Naples, Italy

Sanchez, J., C. J. Sanchez, et al. (2000). Suitability of ten plant baits for the rapid detection of pathogenic Pythium species in hydroponic crops. European Journal of Plant Pathology. March 106(3): 209-214. {a} Departamento de Biologia Vegetal y Ecologia, Escuela Politecnica Superior, Universidad de Almeria, Ctra. Sacramento, s/n, 04120, La Canada de San Urbano, Almeria, Spain

Sivinski, J., J. Pinero, et al. (2000). The distributions of parasitoids (Hymenoptera) of Anastrepha fruit flies (Diptera: Tephritidae) along an altitudinal gradient in Veracruz, Mexico. Biological Control. [print] July 18(3): 258-269. {a} Center for Medical, Agricultural, and Veterinary Entomology, USDA-ARS, Gainesville, FL, 32604, USA

van, V. S. P. and G. J. V. da (2000). Evaluation of graft-transmissible isolates from dwarfed citrus trees as dwarfing agents. Plant Disease. March 84(3): 239-242. {a} Agricultural Research Council-Institute for Tropical and Subtropical Crops, Nelspruit, 1200, South Africa

Cai, Y., Y. Chen, et al. (1999). Studies on Chinese drugs Zhiqiao and Zhishi origin investigation and merchandise identification. Zhongguo Zhongyao Zazhi. May 24(5): 259-262. {a} Jiangxi College of TCM, Nanchang, 330006, China

Calapai, G., F. Firenzuoli, et al. (1999). Antiobesity and cardiovascular toxic effects of Citrus aurantium extracts in the rat: A preliminary report. Fitoterapia . Dec. 70(6): 586-592. {a} Institute of Pharmacology, School of Medicine, Torre Biologica 5 piano Policlinico Universitario, Via Consolare Valeria, I-98124, Messina, Italy

Carnat, A., A. P. Carnat, et al. (1999). Standardization of the sour orange flower and leaf. Annales Pharmaceutiques Francaises. Sept. 57(5): 410-414. {a} Laboratoire de Pharmacognosie et Phytotherapie, Faculte de Pharmacie, 28, place Henri-Dunant, F 63000, Clermont-Ferrand, France

Colker, C. M., D. S. Kalman, et al. (1999). Effects of Citrus aurantium extract, caffeine, and St. John's wort on body fat loss, lipid levels, and mood states in overweight healthy adults. Current Therapeutic Research 60(3): 145-153. {a} Clinical Research, Peak Wellness, 50 Holly Hill Lane, Greenwich, CT, 06830, USA

De, P. F., S. Giuffrida, et al. (1999). Minigrafting of shoots, roots, inverted roots, and somatic embryos for rescue of in vitro Citrus regenerants. Journal of the American Society for Horticultural Science 124(2): 152-157. Centro Studio Per Miglioramento Genetico Agrumi, Consiglio Nazionale delle Ricerche, c/o Fac. Agraria, Viale delle Scienze 1l, I-90128 Palermo, Italy

Dwivedi, R. S. (1999). Unnurtured and untapped super sweet nonsacchariferous plant species in India. Current Science Bangalore. June 76(11): 1454-1461. {a} Indian Institute of Sugarcane Research, Rai Barely Road, Lucknow, 226 002, India

Eissenstat, D. M., E. L. Whaley, et al. (1999). Recovery of citrus surface roots following prolonged exposure to dry soil. Journal of Experimental Botany. [print] Dec 50(341): 1845-1854. {a} Department of Horticulture, The Pennsylvania State University, 103 Tyson Building, University Park, PA, 16802, USA

Georgiou, A. and C. Gregoriou (1999). Growth, yield and fruit quality of 'Shamouti' orange on fourteen rootstocks in Cyprus. Scientia Horticulturae Amsterdam 80(1-2): 113-121. {a} Agric. Res. Inst., P.O. Box 2016, Nicosia, Cyprus

Ghorbel, R., J. Juarez, et al. (1999). Green fluorescent protein as a screenable marker to increase the efficiency of generating transgenic woody fruit plants. Theoretical and Applied Genetics. July 99(1-2): 350-358. {a} Departamento Proteccion Vegetal y Biotecnologia, Instituto Valenciano de Investigaciones Agrarias (IVIA), 46113, Moncada, Valencia, Spain

Jin, S. B., K. H. Boo, et al. (1999). Construction of citrus transgenic plant with fatty acid desaturase gene. Agricultural Chemistry and Biotechnology. [print] September 42(3): 113-118. {a} Department of Plant Environment and Biotechnology, Cheju National University, Cheju, 690-756, South Korea

Kavallieratos, N. and D. Lykouressis (1999). Parasitoids (Hymenoptera Braconidae) emerged from aphids (Homoptera Aphidoidea) on citrus and their frequency in Greece. Bollettino del Laboratorio di Entomologia Agraria Filippo Silvestri 55: 93-104. {a} Laboratory of Agricultural Zoology and Entomology, Agricultural University of Athens, 75 Iera Odos, 118 55, Athens, Greece

Levy, Y., J. Lifshitz, et al. (1999). The response of several Citrus genotypes to high-salinity irrigation water. Hortscience . Aug. 34(5): 878-881. {a} Gilat Experiment Station, Agricultural Research Organization, Negev2, 85-280, Israel

Michaud, J. P. (1999). Aggregation by alatae of Toxoptera citricida (Homoptera: Aphididae). Environmental Entomology. April 28(2): 205-211. {a} Citrus Research and Education Center, Institute of Food and Agricultural Services, University of Florida, Lake Alfred, FL, 33850, USA

Miyazawa, M., Y. Okuno, et al. (1999). Antimutagenic activity of polymethoxyflavonoids from Citrus aurantium. Journal of Agricultural and Food Chemistry. Dec. 47(12): 5239-5244. {a} Department of Applied Chemistry, Faculty of Science and Engineering, Kinki University, Kowakae, Higashiosaka-shi, Osaka, 577-8502, Japan

Perez, R. M. and P. C. Debergh (1999). Temporary immersion: An alternative culture system for Citrus embryogenic cell cultures. Mededelingen Faculteit Landbouwkundige en Toegepaste Biologische Wetenschappen Universiteit Gent. [print] 64(2): 41-47. {a} Department of Plant Production-Horticulture, Faculty of Agriculture and Applied Biological Sciences, University Gent, Coupure Links 653, 9000, Gent, Belgium

Powell, C. A., R. R. Pelosi, et al. (1999). Cross-protection of grapefruit from decline-inducing isolates of citrus tristeza virus. Plant Disease. Nov. 83(11): 989-991. {a} IFAS, Indian River Research and Education Center, University of Florida, 2199 S. Rock Road, Ft. Pierce, FL, 34945-3138, USA

Rieger, M. and P. Litvin (1999). Root system hydraulic conductivity in species with contrasting root anatomy. Journal of Experimental Botany 50(331): 201-209. {a} Dep. Horticulture, Univ. Georgia, Athens, GA 30602, USA

Ruiz, D., V. Martinez, et al. (1999). Demarcating specific ion (NaC1,C1-,Na+) and osmotic effects in the response of two citrus rootstocks to salinity. Scientia Horticulturae Amsterdam 80(3-4): 213-224. {a} Dep. Plant Physiol. Nutr., Centro Edafologia Biologia Aplicada Segura, CSIC, Apdo 4195, 30080 Murcia, Spain

Syvertsen, J. P. and J. H. Graham (1999). Phosphorus supply and arbuscular mycorrhizas increase growth and net gas exchange responses of two Citrus spp. grown at elevated (CO2). Plant and Soil. July 208(2): 209-219. {a} Citrus Research and Education Center, University of Florida, 700 Experiment Station Road, Lake Alfred, FL, 33851-2299, USA

Tkachenko, K. G., N. V. Kazarinova, et al. (1999). Sanation properties of essential oils of some plant species. Rastitel'nye Resursy 35(3): 11-24.

Akbarpour, K. and Z. Banihashemi (1998). Reactions of Citrus spp. to Phytophthora gummosis. Iranian Journal of Plant Pathology. Sept. 34(1-2): 7-10. {a} Neiriz Agricultural Center, Neiriz, Iran

Baur, P. and J. Schoenherr (1998). Tetraethyleneglycol monoctylether (C8E4) reduces activation energies of diffusion of organics in plant cuticles. Zeitschrift fuer Pflanzenkrankheiten und Pflanzenschutz 105(1): 84-94. Inst. Obstbau Baumschule, Univ. Hannover, AM Steinberg 3, D-31157 Sarstedt, Germany

Baur, P., K. Stulle, et al. (1998). Absorption of UV-B to blue light radiation by leaf cuticles of selected crop plants. Gartenbauwissenschaft 63(4): 145-152. {a} Inst. Gemuese Obstbau, Univ. Hannover, Am Steinberg 3, 31157 Sarstedt, Germany

Belda, E. J., E. Barba, et al. (1998). Laying date and clutch size of Great Tits (Parus major) in the Mediterranean region: A comparison of four habitat types. Journal fuer Ornithologie 139(3): 269-276. {a} Unidad Ecol., Univ. Valencia, 46100 Burjassot, Valencia, Spain

Caccioni, D. R. L., M. Guizzardi, et al. (1998). Relationship between volatile components of citrus fruit essential oils and antimicrobial action of Penicillium digitatum and Penicillium italicum. International Journal of Food Microbiology 43(1-2): 73-79. {a} Ist. C.N.R., Studio Sostanze, Naturali Interses Alimentaire, Chemico-Farmaceutico, Via Santuraio 110, I-95028 Valverde, Italy

Carimi, F., P. F. De, et al. (1998). In vitro rescue of zygotic embryos of sour orange, Citrus aurantium L., and their detection based on RFLP analysis. Plant Breeding 117(3): 261-266. Centro Studio Per Miglioramento Genetico Agrumi, Consiglio Naz. Ricerche, c/o Fac. Agraria, Viale delle Scienze, I-90128 Palermo, Italy

Del, R. J. A., M. C. Arcas, et al. (1998). Changes of polymethoxylated flavones levels during development of Citrus aurantium (cv. Sevillano) fruits. Planta Medica 64(6): 575-576. {a} Departmento Biologia Vegetal, Facultad Biologia, Universidad Murcia, E-30100 Murcia, Spain

Fernandez, B. G., V. Martinez, et al. (1998). Changes in inorganic and organic solutes in citrus growing under saline stresses. Journal of Plant Nutrition 21(12): 2497-2514. {a} Dep. Biochem. Mol. Biol., Univ. Miguel Hernandez C./Monovar, s/n Poligono Ind. Carrus, E-03206 Elche, Alicante, Spain

Garcia, A. L. and N. Nicolas (1998). Influence of the degree of solvent impurity on the spectrophotometric determination of chlorophylls in 80 percent aqueous acetone and dimethyl formamide. Application to non-abrasive extraction of leaves of Citrus aurantium. Photosynthetica Prague 35(4): 545-550. Dep. Agric. Chem., Univ. Murcia, Murcia, Spain

Garcia, A. L. and N. Nicolas (1998). Establishing errors in the spectrophotometric determination of chlorophylls using different solvents. Journal of Plant Physiology 152(4-5): 392-398. Dep. Quimica Agricola, Univ. Murcia, P.O. Box 4.021, E-30071 Murcia, Spain

Ghorbel, R., L. Navarro, et al. (1998). Morphogenesis and regeneration of whole plants of grapefruit (Citrus Paradisi), sour organe (C. aurantium) and alemow (C. macrophylla). Journal of Horticultural Science and Biotechnology 73(3): 323-327. {a} Dep. Prot. Veg. y Biotecnol., Inst. Valenciano Invest. Agrarias, 46113 Moncada, Valencia, Spain

Graham, J. H. and D. M. Eissenstat (1998). Field evidence for the carbon cost of citrus mycorrhizas. New Phytologist 140(1): 103-110. {a} Citrus Res. Educ. Cent., Univ. Fla., IFAS, Lake Alfred, FL 33850, USA

Kahim, M., N. K. Koc, et al. (1998). Variation of the nuclear DNA content of species of subtribe Citrinae (Rutaceae). Hortscience 33(7): 1247-1250. {a} Agric. Res. Cent., Plant Prod. Res. Crops Soil, Myllytie 10, FIN-31600 Jokioinen, Finland

Katosyannos, B. I., N. A. Kouloussis, et al. (1998). Seasonal and annual occurrence of Mediterranean fruit flies (Diptera: Tephritidae) on Chios Island, Greece: Differences between two neighboring citrus orchards. Annals of the Entomological Society of America 91(1): 43-51. {a} Lab. Applied Zool. Parasitology, Dep. Agric., Univ. Thessaloniki, 540 06 Thessaloniki, Greece

Kotsias, D. and S. Vemmos (1998). Improvement of Satsuma mandarin (Wase group) using the appearance of clones with desirable characteristics. Fruit Varieties Journal 52(3): 144-149. {a} Agios Saranta, Pomolgoy Res. Stn., Albania

Kuate, J. (1998). Citrus leaf and fruit spot disease caused by Phaeoramularia angolensis. Cahiers Agricultures 7(2): 121-129. {a} Cent. Rech. Agron. Nkolbisson, BP 2067 Yaounde, Cameroon

Laranjeira, F. F., J. J. Pompeu, et al. (1998). Citrus varieties and species host of Xylella fastidiosa under field conditions. Fitopatologia Brasileira 23(2): 147-154. {a} Cent. Citricultura Sylvio Moreira, Inst. Agronomico Campinas, Caixa Postal 04, CEP 13490-970, Cordeiropolis, SP, Brazil

Li, Y. C., A. K. Alva, et al. (1998). Incidence of Rio Grande gummosis of grapefruit is not associated with concentrations of anions in soil water. Hortscience 33(7): 1186-1187. {a} Univ. Florida, Inst. Food and Agric. Sci., Tropical Res. and Education Center, 18905 SW 280 St., Homestead, FL 33031, USA

Lin, M. H., S. Y. Hsu, et al. (1998). Studies of antiulcer Chinese herbs (1). Chinese Pharmaceutical Journal Taipei 50(1): 55-66. {a} Natl. Res. Inst. Chinese Med., Taipei, Taiwan

Mansingh, A. and L. A. D. Williams (1998). Pesticidal potential of tropical plants: II. Acaricidal activity of crude extracts of several Jamaican plants. Insect Science and its Application. April June 18(2): 149-155. {a} Pesticide and Pest Research Group, Department of Life Sciences, University of the West Indies, Mona, Kingston 7, Jamaica

Megias, M. D., F. Hernandez, et al. (1998). Effects of different additives on the cell wall and mineral fractions of artichoke (Cynara scolymus L) and orange (Citrus aurantium L) by-product silage. Journal of the Science of Food and Agriculture 76(2): 173-178. {a} Dep. Produccion Anim., Univ. Murcia, Campus de Espinardo, 30071 Murcia, Spain

Perez, R. M., A. M. Galiana, et al. (1998). Embryogenesis in vitro of several Citrus species and cultivars. Journal of Horticultural Science and Biotechnology 73(6): 796-802. {a} Dep. Proteccion Vegetal Biotechnol., Inst. Valenciano Investigaciones Agrarias, Apartado Oficial, 46113 Moncada, Spain

Protopapadakis, E. and X. Papanikolaou (1998). Characterization of Citrus aurantium and C. taiwanica rootstocks by isoenzyme and essential oil analysis. Journal of Horticultural Science and Biotechnology 73(1): 81-85. {a} Inst. Subtropical Plants Olive Tree, 25 Vassou St., Chania, Crete 73100, Greece

Rocha, P. M. A., C. F. M. Ochoa, et al. (1998). Citrus tristeza virus: Events that occur before, during and after the disease epidemics. Subtropical Plant Science 50: 26-36. {a} Unidad de Investigacion en Biologia Celular y Molecular, INIFAP, Cd. Universitaria, San Nicolas de los Garza, NL, Mexico

Tsai, J. H. (1998). Development, survivorship, and reproduction of Toxoptera citricida (Kirkaldy) (Homoptera: Aphididae) on eight host plants. Environmental Entomology 27(5): 1190-1195. {a} Fort Landerdale Res. and Educ. Cent., Univ. Fla., Inst. Food and Agric. Sci., Fort Lauderdale, FL 33314, USA

Vinson, J. A., S. J. Hu, et al. (1998). A citrus extract plus ascorbic acid decreases lipids, lipid peroxides, lipoprotein oxidative susceptibility, and atherosclerosis in hypercholesterolemic hamsters. Journal of Agricultural and Food Chemistry 46(4): 1453-1459. {a} Dep. Chem., Univ. Scranton, Scranton, PA 18510-4626, USA

Widmer, T. L., J. H. Graham, et al. (1998). Composted municipal waste reduces infection of citrus seedlings by Phytophthora nicotianae. Plant Disease 82(6): 683-688. {a} Dep. Plant Pathol., Univ. Fla., IFAS, Gainesville, FL 32611, USA

Widmer, T. L., J. H. Graham, et al. (1998). Histological comparison of fibrous root infection of disease-tolerant and susceptible citrus hosts by Phytophthora nicotianae and P. palmivora. Phytopathology 88(5): 389-395. {a} Dep. Plant Pathol., Univ. Florida, IFAS, Gainesville, FL 32611, USA

Zhang, M., A. K. Alva, et al. (1998). Fertilizer rates change root distribution of grapefruit trees on a poorly drained soil. Journal of Plant Nutrition 21(1): 1-11. {a} Citrus Res. Educ. Cent., Univ. Florida, Inst. Food Agricultural Sci., 700 Experiment Station Road, Lake Alfred, FL 33850, USA

Ballve, R. M. L., F. H. P. Medina, et al. (1997). Identification of reciprocal hybrids in citrus by the broadness of the leaf petiole wing. Brazilian Journal of Genetics 20(4): 697-702. Secao de Genetica, Instituto Agronomico de Campinas, Caixa Postal 28, 13001-970 Campinas, SP, Brazil

Baur, P. (1997). Lognormal distribution of water permeability and organic solute mobility in plant cuticles. Plant Cell and Environment 20(2): 167-177. Inst. Obstbau Baumschule, Univ. Hannover, Am Steinberg 3, D-31157 Sarstedt, Germany

Baur, P., A. Buchholz, et al. (1997). Diffusion in plant cuticles as affected by temperature and size of organic solutes: Similarity and diversity among species. Plant Cell and Environment 20(8): 982-994. {a} Univ. Hannover, Inst. Obstbau Baumschule, Am Steinberg 3, D-31157 Sarstedt, Germany

Baur, P., B. T. Grayson, et al. (1997). Polydisperse ethoxylated fatty alcohol surfactants as accelerators of cuticular penetration. 1. Effects of ethoxy chain length and the size of the penetrants. Pesticide Science 51(2): 131-152. {a} Inst. Obstbau Baumschule, Univ. Hannover, Am Steinberg 3, 31157 Sarstedt, Germany

Benavente, G. O., J. Castillo, et al. (1997). 4'-O-methyltransferase from citrus. A comparative study in Citrus aurantium, C. paradisi and tangelo Nova. Plant Physiology and Biochemistry Paris 35(10): 785-794. {a} Dep. Plant Biol., Univ. Murcia, 30100 Espinardo, Murcia, Spain

Cano, M. P., A. Hernandez, et al. (1997). High pressure and temperature effects on enzyme inactivation in strawberry and orange products. Journal of Food Science 62(1): 85-88. {a} Plant Foods Sci. Technol. Dep., Instituto Frio, Consejo Superior Investigaciones Cientificas, Ciudad Univ., 28040-Madrid, Spain

Chang, C. W., S. L. Hsiu, et al. (1997). HPLC assays of naringin and hesperidin in Chinese herbs and serum. Journal of Food and Drug Analysis 5(2): 111-120. {a} Sch. Pharmacy, China Med. Coll., Taichung, Taiwan

Del, R. J. A., M. D. Fuster, et al. (1997). Selection of citrus varieties highly productive for the neohesperidin dihydrochalcone precursor. Food Chemistry 59(3): 433-437. {a} Dep. Biol. Veg., Fac. Biol., Univ. Murcia, Campus Espinardo, 30100 Murcia, Spain

Duso, C. (1997). The occurrence of Panonychus citri (McGregor) (Acari: Tetranychidae) in Northern Italy: Distribution, host range and phenology. Acta Phytopathologica et Entomologica Hungarica 32(1-2): 141-155. {a} Inst. Agric. Entomol., Univ. Padua, Padua, Italy

Gutierrez, E. M., D. Luth, et al. (1997). Factors affecting Agrobacterium-mediated transformation in Citrus and production of sour orange (Citrus aurantium L.) plants expressing the coat protein gene of citrus tristeza virus. Plant Cell Reports 16(11): 745-753. {a} Hortic. Sci. Dep., Inst. Food Agric. Sci., Univ. Fla., Gainesville, FL 32611, USA

He, X. G., L. Z. Lian, et al. (1997). High-performance liquid chromatography-electrospray mass spectrometry in phytochemical analysis of sour orange (Citrus aurantium L.). Journal of Chromatography A 791(1-2): 127-134. {a} Res. Lab. Natural Products Chem., 4091 W. 11th Ave., Eugene, OR 97402, USA

Herron, C. M. and H. H. Sabal (1997). Incidence of citrus tristeza virus and Toxoptera citricida in Belize. Tropical Agriculture 74(1): 34-38. {a} Tex. A and M Univ.-Kingsville, Citrus Cent., Welsaco, TX, USA

Kim, B. J., J. H. Kim, et al. (1997). Biological screening of 100 plant extracts for cosmetic use (II): Anti-oxidative activity and free radical scavenging activity. International Journal of Cosmetic Science 19(6): 299-307. {a} R and D Cent., Coreana Cosmetics Co. Ltd., Cheonan 333-830, South Korea

Kothari, P. R. and Birbal (1997). Comparative karyomorphological studies of some cultivated species of citrus. Annals of Biology Hissar 13(1): 53-57. {a} Dep. Plant Breed. Genet., Coll. Agric., Rajasthan Agric. Univ., Bikaner-334 002, India

Lino, C. M. and M. I. N. D. Silveira (1997). Extraction and clean-up methods for the determination of organochlorine pesticide residues in medicinal plants. Journal of Chromatography A 769(2): 275-283. {a} Lab. Bromatol. Nutr. Hydrol., Fac. Pharm., Univ. Coimbra, 3000 Coimbra, Portugal

Mabberley, D. J. (1997). A classification for edible Citrus (Rutaceae). Telopea 7(2): 167-172. R. Bot. Gard., Sydney, NSW 2000, Australia

Megias, M. D., J. H. Cherney, et al. (1997). Effects of phenolic compounds in cell walls of orange and artichoke by-product silages on in vitro digestibility. Journal of Applied Animal Research 12(2): 127-136. {a} Dep. Produccion Animal, Fac. Veterinaria Univ. Murcia, 30071 Murcia, Spain

Mukhopadhyay, S., J. Rai, et al. (1997). Micropropagation of Darjeeling orange (Citrus reticulata Blanco) by shoot-tip grafting. Journal of Horticultural Science 72(3): 493-499. {a} Citrus Dieback Res. Station, Bidhan Chandra Krishi Viswavidyalalya, West Bengal, India

Ohnuma, A. and Y. Tazima (1997). Feeding experiments of polyphagous silkworm larvae on various plant leaves. Journal of Sericultural Science of Japan 66(6): 431-437. Inst. Silkworm Genet. Breed., Iikura 1053, Ami-machi, Ibaraki-ken 300-03, Japan

Ooghe, W. C. and C. M. Detavernier (1997). Detection of the addition of Citrus reticulata and hybrids to Citrus sinensis by flavonoids. Journal of Agricultural and Food Chemistry 45(5): 1633-1637. {a} Univ. Gent, Harelbekestraat 72, B-9000 Gent, Belgium

Ortuno, A., J. M. Botia, et al. (1997). Effect of scoparone (6,7-dimethoxycoumarin) biosynthesis on the resistance of tangelo nova, Citrus paradisi, and Citrus aurantium fruits against Phytophthora parasitica. Journal of Agricultural and Food Chemistry 45(7): 2740-2743. {a} Dep. Biol. Vegetal, Fac. Biol., Univ. Murcia, Campus de Espinardo, 30100 Murcia, Spain

Ortuno, A., I. Reynaldo, et al. (1997). Citrus cultivars with high flavonoid contents in the fruits. Scientia Horticulturae Amsterdam 68(1-4): 231-236. {a} Dep. Biol. Vegetal, Fac. Biol. Univ. Murcia, Campus de Espinardo, 30100 Murcia, Spain

Penujelas, J., S. B. Idso, et al. (1997). Effects of long-term atmospheric CO-2 enrichment on the mineral concentration of Citrus aurantium leaves. New Phytologist 135(3): 439-444. {a} CREAF, Centre Recerca Ecologica Aplicacions Forestals, Facultat Ciencies, Univ. Autonoma, 08193 Bellaterra, Barcelona, Spain

Perez, R. M., L. Navarro, et al. (1997). Cryopreservation and storage of embryogenic callus cultures of several citrus species and cultivars. Plant Cell Reports 17(1): 44-49. {a} Dep. Proteccion Vegetal Biotecnol., Inst. Valenciano Investigaciones Agrarias, Apartado Oficial, E-46113 Moncada, Valencia, Spain

Reforgiato, R. G., A. Gentile, et al. (1997). Genetic analysis of resistance to Phoma tracheiphila in three Citrus and Poncirus progenies. Plant Breeding 116(2): 198-200. {a} Ist. Sperimentale per l'Agrumicoltura, C.so Savoia 190, I95024 Acireale, Italy

Sawazaki, H. E., G. W. Muller, et al. (1997). Genetic diversity study of citrus plants by means of RAPD. Revista Brasileira de Biologia 57(2): 337-342. {a} Secao de Fitoquimica, Inst. Agronomico, Cx. Postal 28, 13001-970 Campinas, SP, Brazil

Schoenherr, J. and P. Baur (1997). Effects of tetraethyleneglycol monooctylether (C-8E-4) on mobilities of selected pesticides in Citrus leaf cuticles. Zeitschrift fuer Pflanzenkrankheiten und Pflanzenschutz 104(3): 246-253. Inst. Obstbau Baumschule, Univ. Hannover, Am Steinberg 3, D-31157 Sarstedt, Germany

Skaria, M., C. J. Kahlke, et al. (1997). Virus-free citrus budwood production and tristeza management program in Texas through industry partnership. Subtropical Plant Science 49: 1-7. {a} Texas A and M University-Kingsville Citrus Center, Weslaco, TX, 78599, USA

Song, E. Y., Y. H. Choi, et al. (1997). Quality characteristics of citrus fruits according to the harvest date and variety. Agricultural Chemistry and Biotechnology 40(5): 416-421. {a} Cheju Citrus Res. Inst., Harye-ri, Namwon-up, Cheju 690-805, South Korea

Syvertsen, J. P., M. L. Smith, et al. (1997). Net carbon dioxide assimilation, carbon isotope discrimination, growth, and water-use efficiency of Citrus trees in response to nitrogen status. Journal of the American Society for Horticultural Science 122(2): 226-232. {a} Univ. Florida, Inst. Food Agric. Sci., Citrus Research Education Center, 700 Experiment Station Road, Lake Alfred, FL 33850, USA

Tsuchida, T., T. Yamamoto, et al. (1997). Study on the botanical origins and the quality evaluation of crude drugs derived from Citrus and related genera: IV. Botanical origins of "Chimpi," "Seihi," "Kijitsu," "Kikoku" and "Tohi" produced in Japan and China. Natural Medicines 51(3): 231-243. {a} Tradiational Chinese Med. Res. Lab., Kanebo Ltd., 5-90 Tomobuchi-cho 1-chome, Miyakojima-ku, Osaka 534, Japan

Baur, P., H. Marzouk, et al. (1996). Mobilities of organic compounds in plant cuticles as affected by structure and molar volumes of chemicals and plant species. Planta Heidelberg 199(3): 404-412. {a} Inst. Obstbau and Baumschule, Univ. Hannover, Am Steinberg 3, D-31157 Sarstedt, Germany

Bigelow, D. M., M. E. Matheron, et al. (1996). Biology and control of Coniophora eremophila on lemon trees in Arizona. Plant Disease 80(8): 934-939. {a} Dep. Plant Pathol., Univ. Arizona, Tucson, AZ 85721, USA

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Idso, S. B., B. A. Kimball, et al. (1996). Effects of atmospheric CO-2 enrichment on chlorophyll and nitrogen concentrations of sour orange tree leaves. Environmental and Experimental Botany 36(3): 323-331. {a} US Water Conservation Lab., 4331 E. Broadway, Phoenix, AZ 85040, USA

Lea, C. J. D. and J. P. Syvertsen (1996). How nitrogen supply affects growth and nitrogen uptake, use efficiency, and loss from Citrus seedlings. Journal of the American Society for Horticultural Science 121(1): 105-114. {a} NASA-Life Sci., Mail Code MD-RES, Kennedy Space Center, Mary Island, FL 32899, USA

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Stoffella, P. J., Y. Li, et al. (1996). Soilless growing media amended with sugarcane filtercake compost for citrus rootstock production. Compost Science and Utilization 4(2): 21-25. Univ. Florida, Indiana River Res., Education Cent., Fort Pierce, FL, USA

Syvertsen, J. P. and M. L. Smith (1996). Nitrogen uptake efficiency and leaching losses from lysimeter-grown Citrus trees fertilized at three nitrogen rates. Journal of the American Society for Horticultural Science 121(1): 57-62. Univ. Florida, Inst. Food Agric. Sci., Citrus Res. Educ. Cent., 700 Experiment Station Rd., Lake Alfred, FL 33850, USA

Yokomi, R. K., S. M. Garnsey, et al. (1996). Quick decline symptoms confirm presence of citrus tristeza virus decline isolates in Puerto Rico. Plant Disease 80(10): 1207. {a} USDA, ARS, Horticultural Res. Lab., 2120 Camden Rd., Orlando, FL 32803, USA

Zhang, M., A. K. Alva, et al. (1996). Root distribution of grapefruit trees under dry granular broadcast vs. fertigation method. Plant and Soil 183(1): 79-84. {a} Univ. Fla., Inst. Food Agric. Sci., Indian River Res. Education Center, Fort Pierce, FL 34945-3138, USA

Ameen, H. H. and S. A. Hasabo (1995). Effect of intercropping Asparagus scandens with sour orange seedling in comparison with nematicidal and root exudate treatments on Tylenchulus semipenetrans larvae. Anzeiger fuer Schaedlingskunde Pflanzenschutz Umweltschutz 68(6): 129-130. Plant Pathol. Dep., Natl. Res. Centre, PO Box 12311, Dokki, Cairo, Egypt

Baur, P. and J. Schonherr (1995). Temperature dependence of the diffusion of organic compounds across plant cuticles. Chemosphere 30(7): 1331-1340. Inst. Obstbau Baumschule, Univ. Hannover, Am Steinberg 3, 31157 Sarstedt, Germany

Benavente, G. O., J. Castillo, et al. (1995). Characterization of a S-adenosyl-L-methionine: Eriodictyol 4'-O-methyltransferase from Citrus aurantium. Developmental changes in the levels of 4'-O-methoxyflavonoids and S-adenosyl-L-methionine: eriodictyol 4'-O-methyltransferase activity. Plant Physiology and Biochemistry Montrouge 33(3): 263-271. {a} Dep. Plant Biol., Univ. Murcia, 30100 Espinardo, Murcia, Spain

Byrne, D. H., R. E. Rouse, et al. (1995). Tolerance of citrus rootstocks to lime-induced iron chlorosis. Subtropical Plant Science 47: 7-11. {a} Dep. Horticultural Sci., Texas A and M Univ., College Station, TX 77843-2133, USA

Carimi, F., P. F. De, et al. (1995). Somatic embryogenesis in Citrus from styles culture. Plant Science Limerick 105(1): 81-86. {a} Cent. Studio Miglioramento Genetico Agrumi, Consiglio Nazionale delle Ricerche, c/o Facolta Agraria, Viale delle Scienze, I-90128 Palermo, Italy

Gafny, R., N. Mogilner, et al. (1995). The movement and distribution of citrus tristeza virus and citrus exocortis viroid in citrus seedlings. Annals of Applied Biology 126(3): 465-470. {a} S. Tolkowsky Lab., Dep. Virol., Agricultural Res. Organization, Volcani Cent., Bet Dagan 50250, Israel

Gottwald, T. R. (1995). Spatio-temporal analysis and isopath dynamics of citrus scab in nursery plots. Phytopathology 85(10): 1082-1092. U.S. Dep. Agric., ARS, Hortic. Rs. Lab., Orlando, FL 32803, USA

Hong, T. D. and R. H. Ellis (1995). Interspecific variation in seed storage behaviour within two genera- Coffea and Citrus. Seed Science and Technology 23(1): 165-181. Dep. Agric., Univ. Reading, Earley Gate, P.O. Box 236, Reading RG6 2AT, UK

Huang, Y. T., G. F. Wang, et al. (1995). Fructus aurantii reduced portal pressure in portal hypertensive rats. Life Sciences 57(22): 2011-2020. {a} Inst. Traditional Med., Sch. Med., Natl. Yang-Ming Univ., Taipei, Taiwan

Idso, S. B., K. E. Idso, et al. (1995). Effects of atmospheric CO-2 enrichment and foliar methanol application on net photosynthesis of sour orange tree (Citrus aurantium: Rutaceae) leaves. American Journal of Botany 82(1): 26-30. {a} US Water Conservation Lab., 4331 E. Broadway, Phoenix, AZ 85040, USA

Levy, Y. and J. Lifshitz (1995). Alemow (Citrus macrophylla Wester.), compared with six other rootstocks for nucellar 'Minneola' tangelo (Citrus paradisi Macf. X Citrus reticulata Blanco). Scientia Horticulturae Amsterdam 61(1-2): 131-137. {a} Agricultural Res. Organization, Gilat Regional Exp. Stn., Mobile Post Negev 85-280, Israel

Maurer, M. A., F. S. Davies, et al. (1995). Reclaimed wastewater irrigation and fertilization of mature 'redbush' grapefruit trees on spodosols in Florida. Journal of the American Society for Horticultural Science 120(3): 394-402. {a} Hortic. Sci. Dep., Univ. Fla., P.O. Box 110690, Gainesville, FL 32611, USA

Nemec, S., D. L. Myhre, et al. (1995). Nitrogen forms affect citrus blight and alter soil factors affecting root systems. Soil and Crop Science Society of Florida Proceedings 54: 60-65. {a} Subtrop. Plant Pathol. Res. Unit, USDA, ARS, U.S. Hort. Res. Lab., Orlando, FL 32803, USA

Paul, A. and P. A. Cox (1995). An Ethnobotanical Survey of the Uses for Citrus aurantium (Rutaceae) in Haiti. Economic Botany 49(3): 249-256. {a} Dep. Bot. Range Sci., Brigham Young Univ., Provo, UT 84602, USA

Riederer, M., M. Burghardt, et al. (1995). Sorption of monodisperse alcohol ethoxylates and their effects on the mobility of 2,4-D in isolated plant cuticles. Journal of Agricultural and Food Chemistry 43(4): 1067-1075. {a} Julius-von-Sachs-Inst. Biowissenschaften, Univ. Wuerzburg, Mittlerer Dallenbergweg 64, D-97082 Wuerzburg, Germany

Rocha, P. M. A., R. F. Lee, et al. (1995). Citrus tristeza virus and its aphid vector Toxoptera citricida: Threats to Citrus Production in the Caribbean and Central and North America. Plant Disease 79(5): 437-445. {a} Campos Exp. Gen. Teran, INIFAP/SAGDR, Apartado Postal 3, General Teran, Nuevo Leon 67400, Mexico

Schreiber, L., S. Bach, et al. (1995). A simple photometric device analysing cuticular transport physiology: Surfactant effect on permeability of isolated cuticular membranes of Prunus laurocerasus L. Journal of Experimental Botany 46(293): 1915-1921. {a} Julius-von-Sachs-Inst. Biowissenschaften, Lehrstuhl Botanik II, Univ. Wuerzburg, Mittlerer Dallenbergweg 64, D-97082 Wuerzburg, Germany

Shapiro, J. P. and T. R. Gottwald (1995). Resistance of eight cultivars of citrus rootstock to a larval root weevil, Diaprepes abbreviatus L. (Coleoptera: Curculionidae). Journal of Economic Entomology 88(1): 148-154. United States Horticultural Res. Lab., USDA-ARS, 2120 Camden Road, Orlando, FL 32803, USA

Stoffella, P. J., Y. Li, et al. (1995). Citrus rootstock and carbon dioxide enriched irrigation influence on seedling emergence, growth, nutrient context. Journal of Plant Nutrition 18(7): 1439-1448. Agric. Res. Educ. Cent., Inst. Food Agric. Sci., Univ. Florida, 2199 South Rock Rd., Fort Pierce, FL 34945-3138, USA

Swietlik, D. (1995). Interaction between zinc deficiency and boron toxicity on growth and mineral nutrition of sour orange seedlings. Journal of Plant Nutrition 18(6): 1191-1207. Texas A and M Univ.-Kingsville, Citrus Cent., P.O. Box 1150, Weslaco, TX 78599-1150, USA

Wahab, H., Afsarullah, et al. (1995). Effect of seed treatment of the enhancement in seed germination and reducing damping-off disease in sour orange seedlings. Sarhad Journal of Agriculture 11(5): 671. Agri. Res. Inst., Tarnab, Peshawar, Pakistan

Widodo, S. E., M. Shiraishi, et al. (1995). Organic acids in the juice of acid lemon and Japanese acid citrus by gas chromatography. Journal of the Faculty of Agriculture Kyushu University 40(1-2): 39-44. Fruit Sci. Lab., Fac. Agric., Kyushu Univ., Fukuoka 811-23, Japan

Widodo, S. E., M. Shiraishi, et al. (1995). Organic acids in the flavedo and albedo of acid lemon and Japanese acid citrus by gas chromatography. Journal of the Faculty of Agriculture Kyushu University 40(1-2): 29-37. Fruit Sci. Lab., Fac. Agric., Kyushu Univ., Fukuoka 811-23, Japan

Wutscher, H. K. and L. L. Hill (1995). Performance of 'Hamlin' orange on 16 rootstocks in East-central Florida. Hortscience 30(1): 41-43. {a} U.S. Dep. Agric., Agric. Res. Serv., U.S. Horticultural Res. Lab., 2120 Camden Road, Orlando, FL 32803, USA

Zekri, M. (1995). PEG stress altered citrus root and leaf mineral concentrations. Journal of Plant Nutrition 18(6): 1087-1102. c/o Jack M. Berry Inc., P.O. Box 459, LaBelle, FL 33935, USA

Alonso, A., M. A. Seoane, et al. (1994). A citrus fruit-exclusion diet in sensitive patients and its influence on specific antibodies. Journal of Investigational Allergology and Clinical Immunology 4(3): 146-148. {a} Centro de Alergia, Hospital de Clinicas, Av. Cordoba 2351, 1120 Buenos Aires, Argentina

Bhuyan, D. K. (1994). Herbal drugs used by the tribal people of Lohit district of Arunachal Pradesh for abortion and easy delivery-A report. Advances in Plant Sciences 7(2): 197-202. D.H.S.K. Coll., Dibrugarh, Assam, Pin-786001, India

Boaretto, M. A. C. and L. G. Chiavegato (1994). Transmissibility of leprosis by Brevipalpus phoenicis (Geijskes, 1939) (Acari: Tenuipalpidae) fed temporarily in intermediary hosts under laboratory conditions. Cientifica Jaboticabal 22(1): 81-93. {a} Dep. Fitotecnia Zootecnia, Univ. Estadual Sudoeste Bahia, 45100 000 Vitoria Conquista, BA, Brazil

Casabianca, H. and J. B. Graff (1994). Separation of linalyl acetate enantiomers: Application to the authentication of bergamot food products. HRC Journal of High Resolution Chromatography 17(3): 184-186. {a} Serv. Central d'Analyse, CNRS, BP 22, 69390 Vernaison, France

Castillo, J., G. O. Benavente, et al. (1994). Study and optimization of citrus flavanone and flavones elucidation by reverse phase HPLC with several mobile phases: Influence of the structural characteristics. Journal of Liquid Chromatography 17(7): 1497-1523. {a} Dep. Plant Biology, Faculty Biology, Univ. Murica, Espinardo, 30071 Murcia, Spain

Del, R. J. A., J. Castillo, et al. (1994). Elucidation by reverse phase HPLC of some citrus flavanones and their respective dihydrochalcones: Structural study. Journal of Liquid Chromatography 17(16): 3461-3477. Dep. Plant Biol., Fac. Biol., Univ. Murcia, Espinardo, 30071 Murcia, Spain

Estiarte, M., J. Penuelas, et al. (1994). Elevated CO-2 effects on stomatal density of wheat and sour orange trees. Journal of Experimental Botany 45(280): 1665-1668. {a} CREAF, Centre Referencia Estudis Ambientals, Univ. Autonoma, Fac. de Ciencies, 08193 Bellaterra, Barcelona, Spain

Idso, S. B. and B. A. Kimball (1994). Effects of atmospheric CO-2 enrichment on regrowth of sour orange trees (Citrus aurantium; Rutaceae) after coppicing. American Journal of Botany 81(7): 843-846. {a} U.S. Water Conservation Lab., 4331 E. Broadway, Phoenix, AZ 85040, USA

Khattak, J. K., J. Iqbal, et al. (1994). Effect of urea, sodium carbonate and lime on reducing the toxicity during foliar application of micronutrients on citrus. Sarhad Journal of Agriculture 10(4): 443-449. Dep. Soil Sci., NWFP Agric. Univ., Peshawar, Pakistan

Nair, G. A., F. A. Attia, et al. (1994). Food preference, feeding and growth rates of the woodlouse Porcellio scaber Latreille, 1804 (Isopoda, Oniscidea, Porcellionidae). African Journal of Ecology 32(1): 80-84. Dep. Zool., Fac. Sci., Univ. Garyounis, PO Box 9480, Benghazi, Libya

Njoroge, S. M., H. Ukeda, et al. (1994). Volatile components of the essential oils from Kabosu, Daidai, and Yuko, Japanese sour Citrus fruits. Flavour and Fragrance Journal 9(6): 289-297. {a} Dep. Bioresources Sci., Fac. Agric., Kochi Univ., B-200 Monobe, Nankoku City, Kochi 783, Japan

Ooghe, W. C., S. J. Ooghe, et al. (1994). Characterization of orange juice (Citrus sinensis) by flavanone glycosides. Journal of Agricultural and Food Chemistry 42(10): 2183-2190. {a} Univ. Gent, Harelbekestr. 72, B-9000 Gent, Belgium

Palm, M. E. and E. L. Civerolo (1994). Isolation, pathogenicity, and partial host range of Alternaria limicola, causal agent of Mancha foliar de los Citricos in Mexico. Plant Disease 78(9): 879-883. USDA-ARS, BARC-West, Beltsville, MD 20705-2350, USA

Sheng, S., G. Huang, et al. (1994). Influence of citrus aurantium on calcium in the contraction of isolated mouse intestine muscle. Journal of China Medical University 23(1): 12-15. Dep. Pharmacol., China

Sudahono, D. H. B. and R. E. Rouse (1994). Greenhouse screening of citrus rootstocks for tolerance to bicarbonate-induced iron chlorosis. Hortscience 29(2): 113-116. {a} Fakultas Pertanian, Universitas Jambi, J1 Sri Sodewi-Telanaipura, Jambi, 36122, Indonesia

Syvertsen, J. P. (1994). Partial shoot removal increases net CO-2 assimilation and alters water relations of Citrus seedlings. Tree Physiology 14(5): 497-508. Univ. Florida-IFAS, Citrus Res. Educ. Cent., 700 Experiment Station Road, Lake Alfred, FL 33850-2299, USA

Vasconcellos, L. A. B. C. and W. S. Castle (1994). Trunk xylem anatomy of mature healthy and blighted grapefruit trees on several rootstocks. Journal of the American Society for Horticultural Science 119(2): 185-194. {a} Univ. Sao Paulo, Piracicaba, Sao Paulo, Brazil

Ajewole, K. and A. Adeyeye (1993). Characterisation of Nigerian citrus seed oils. Food Chemistry 47(1): 77-78. {a} Dep. Chemistry, Polytechnic, Ibadan, Nigeria

Benavente, G. O., J. Castillo, et al. (1993). Changes in neodiosmin levels during the development of Citrus aurantium leaves and fruits: Postulation of a neodiosmin biosynthetic pathway. Journal of Agricultural and Food Chemistry 41(11): 1916-1919. {a} Dep. Plant Biol., Univ. Murcia, Espinardo, 30071 Murcia, Spain

Biradar, D. P. and R. A. Lane (1993). Heterosis and nuclear DNA content in maize. Heredity 71(3): 300-304. Dep. Agron., 320 Plant Anim. Biotechnol. Lab., Univ. Ill., Urbana, IL 61801, USA

Castillo, J., O. Benavente, et al. (1993). Hesperetin 7-O-glucoside and prunin in Citrus species (C. aurantium and C. paradisi): A study of their quantitative distribution in immature fruits and as immediate precursors of neohesperidin and naringin in C. aurantium. Journal of Agricultural and Food Chemistry 41(11): 1920-1924. {a} Dep. Biol. Veg., Fac. Biol., Univ. Murcia, 30071 Murcia, Spain

Del, P. J. A. and M. J. Diez (1993). Contribution to the palynology of ornamental plants from the city of Seville: III. Lagascalia 17(1): 87-103. Dep. Bot., Fac. Biologia, Seville, Spain

Dugo, G., A. Verzera, et al. (1993). On the genuineness of citrus essential oils: Part XLI. Italian bitter orange essential oil: Composition and detection of contamination and additions of oils and terpenes of sweet orange and of lemon. Flavour and Fragrance Journal 8(1): 25-33. Dipartimento Farmaco-chimico, Facolta di Farmacia, Universita di Messina, 98100 Messina, Italy

Economides, C. V. and C. Gregoriou (1993). Growth, yield, and fruit quality of nucellar frost Marsh grapefruit on fifteen rootstocks in Cyprus. Journal of the American Society for Horticultural Science 118(3): 326-329. Agric. Res. Inst., P.O. Box 2016, Nicosia, Cyprus

Eissenstat, D. M., J. H. Graham, et al. (1993). Carbon economy of sour orange in relation to mycorrhizal colonization and phosphorus status. Annals of Botany London 71(1): 1-10. {a} Citrus Res. Education Cent., Univ. Fla., IFAS, Lake Alfred, FL 33850, USA

Fernandez, N., B. Patino, et al. (1993). Pectin degrading enzymes secreted by six isolates of Fusarium oxysporum. Mycological Research 97(4): 461-466. Dep. Microbiol. III, Fac. Biol., Univ. Complutense, 28040-Madrid, Spain

Fromm, J. and W. Eschrich (1993). Electric signals released from roots of willow (Salix viminalis L.) change transpiration and photosynthesis. Journal of Plant Physiology 141(6): 673-680. Forstbot. Inst., Univ. Goettingen, 3400 Goettingen, Germany

Gogorcena, Y. and J. M. Ortiz (1993). Use of multivariate analysis in the taxonomy of Citrus aurantium L. and relatives. Scientia Horticulturae Amsterdam 53(4): 301-310. {a} Dep. Biologia Vegetal, Escuela Tecnica Superior Ingenieros Agronomis, Univ. Politecnia Madrid, 28040 Madrid, Spain

Gries, C., B. A. Kimball, et al. (1993). Nutrient uptake during the course of a year by sour orange trees growing in a ambient and elevated atmospheric carbon dioxide concentrations. Journal of Plant Nutrition 16(1): 129-147. {a} Ariz. State Univ., Dep. Bot., Tempe, Ariz. 85287-1601, USA

Hernandez, A. J., P. R. Crozzoli, et al. (1993). Reproductive capacity of Tylenchulus semipenetrans in three soils of different texture. Fitopatologia Venezolana 6(2): 40-41. Univ. Central Venezuela, Fac. Agronomia, Dpto. Zool. Agricola, Apdo. 4579, Maracay 2101, Venezuela

Hernandez, O. V. and A. R. Perez (1993). The natural host plants of Anastrepha (Diptera: Tephritidae) in a tropical rain forest of Mexico. Florida Entomologist 76(3): 447-460. {a} Instituto de Ecologia A. C. Apartado Postal 63, 91000 Xalapa, Veracruz, Mexico, USA

Idso, S. B. and B. A. Kimball (1993). Effects of atmospheric carbon dioxide enrichment on net photosynthesis and dark respiration rates of three Australian tree species. Journal of Plant Physiology 141(2): 166-171. U.S. Water Conservation Lab., 4331 E. Broadway, Phoenix, Arizona 85040

Levy, Y., J. Lifshitz, et al. (1993). Alemow (Citrus macrophylla Wester): A dwarfing rootstock for old-line Temple mandarin (Citrus temple Hort. ex. Tan.). Scientia Horticulturae Amsterdam 53(4): 289-300. {a} Gilat Experimentation Station, Mobile Post Negev, 85-280, Israel

Lopez, R. A., E. Palmisano, et al. (1993). Thermal properties of tropical fruits and vegetables. Revista Espanola de Ciencia y Tecnologia de Alimentos 33(3): 271-283. Dep. Termodinamica y Fenomenos de Transferencia, Univ. Simon Bolivar, Apartado Postal 8900, Caracas 1080, Venezuela

Loreto, F., H. H. Burdsall, Jr., et al. (1993). Armillaria infection and water stress influence gas-exchange properties of Mediterranean trees. Hortscience 28(3): 222-224. {a} Dep. Bot., University Wisconsin, Madison, WI 53706, USA

Marchini, J. S., L. H. Vitali, et al. (1993). Determination of macronutrient and energy content levels in common Brazilian foods. Revista do Instituto Adolfo Lutz 53(1-2): 11-16. Dep. Clinica Med., Fac. Med. Ribeirao Preto, USP, 14049-900 Ribeirao Preto, SP, Brazil

Medina, F. H. P., R. Bordignon, et al. (1993). Genetic proof of the occurrence of mono and dizygotic hybrid twins in Citrus rootstocks. Revista Brasileira de Genetica 16(3): 703-711. {a} Inst. Agronomico Campinas, Secao de Genetica, C.P. 28, 13001-970 Campinas, SP, Brazil

Megias, M. D., T. A. Martinez, et al. (1993). Chemical changes during the ensiling of orange peel. Animal Feed Science and Technology 43(3-4): 269-274. {a} Dep. Prod. Anim., Fac. Vet., Univ. Murcia, Murcia, Spain

Moreno, P., J. Guerri, et al. (1993). Separation and interference of strains from a citrus tristeza virus isolate evidenced by biological activity and double-stranded RNA (dsRNA) analysis. Plant Pathology Oxford 42(1): 35-41. Instituto Valenciano de Investigaciones Agrarias (I.V.I.A), Apartado Oficial, 46113 Moncada, Valencia, Spain

Nolte, P., G. A. Secor, et al. (1993). Detection and identification of fluorescent compounds in potato tuber tissue with corky patch syndrome. American Potato Journal 70(9): 649-666. {a} Univ. Idaho, Res. and Extension Cent., Idaho Falls, ID 83402, USA

Oseni, T. O. and U. R. Pal (1993). Spacing and nitrogen requirement of citrus-nursery plants in Nigeria. Indian Journal of Agricultural Sciences 63(12): 781-785. Sch. Agric., Abubakar Tafawa Balewa Univ., PMB 0248, Bauchi, Nigeria

Qiu, Z., A. H. Chappelka, et al. (1993). Effects of ozone and simulated acidic precipitation on ectomycorrhizal formation on loblolly pine seedlings. Environmental and Experimental Botany 33(3): 423-431. {a} Sch. Forestry, Ala. Agricultural Experiment Station, M. White Smith Hall, Auburn University, AL 36849-5418, USA

Schoenherr, J. (1993). Effects of alcohols, glycols and monodisperse ethoxylated alcohols on mobility of 2,4-D in isolated plant cuticles. Pesticide Science 39(3): 213-223. {a} Inst. Obstbau Baumschule, Univ. Hannover, Am Steinberg 3, D-31157 Sarstedt, Germany

Vescovi, E. G. and A. M. Viale (1993). Protein phosphorylation in plastids from ripening tomato fruits (Lycopersicon esculentum). Plant and Cell Physiology 34(6): 905-911. Departamento de Microbiologia, Facultad de Ciencias Bioquimicas Farmaceuticas, Universidad Nacional de Rosario, Suipacha 531, 2000 Rosario, Argentina

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