Source: AGRICOLA database (1970-1996)

Ekesi, S. (2000). Effect of volatiles and crude extracts of different plant materials on egg viability of Maruca vitrata and Clavigralla tomentosicollis. Phytoparasitica . [print] October 28(4): 305-310. {a} International Centre for Insect Physiology and Ecology, Nairobi, Kenya

Keita, S. M., C. Vincent, et al. (2000). Effect of various essential oils on Callosobruchus maculatus (F.) (Coleoptera: Bruchidae). Journal of Stored Products Research. [print] October 36(4): 355-364. {a} Horticulture Research and Development Center, Agriculture and Agri-Food Canada, 430 Gouin Blvd, Saint-Jean-sur-Richelieu, PQ, J3B 3E6, Canada

Lale, N. E. S. and F. A. Ajayi (2000). Suppressing infestation of stored pearl millet Pennisetum glaucum (L.) R. Br. by Tribolium castaneum (Herbst) with insecticidal essential oils in Maiduguri, Nigeria. Zeitschrift fuer Pflanzenkrankheiten und Pflanzenschutz. [print] Juli 107(4): 392-398. {a} Entomological Section, Institute for Plant Pathology and Plant Protection, Georg-August-University, Grisebachstr. 6, D-37077, Goettingen, Germany

Negbenebor, C. A., A. A. Godiya, et al. (1999). Evaluation of Clarias anguillaris treated with spice (Piper guineense) for washed mince and kamaboko-type product. Journal of Food Composition and Analysis. Dec. 12(4): 315-322. {a} Department of Food Science and Technology, University of Maiduguri, Maiduguri, Borno State, Nigeria

Umeh, V. C. and M. F. Ivbijaro (1999). Effects of termite damage to maize of seed extracts of Azadirachta indica and Piper guineense in farmers' fields. Journal of Agricultural Science. Dec. 133(4): 403-407. {a} International Crops Research Institute for the Semi-Arid Tropics, Bamako, Mali

Martins, A. P., L. Salgueiro, et al. (1998). Essential oils from four Piper species. Phytochemistry Oxford 49(7): 2019-2023. {a} Lab. Farmacognosia, Fac. Farm., Univ. Coimbra, Rua do Norte, 3000 Coimbra, Portugal

Zollo, P. H. A., L. Biyiti, et al. (1998). Aromatic plants of tropical Central Africa. Part XXXII. Chemical composition and antifungal activity of thirteen essential oils from aromatic plants of Cameroon. Flavour and Fragrance Journal 13(2): 107-114. {a} Lab. Chimie Organique Physique, Univ. Montpellier II, Sci. Techniques Languedoc, 34095 Montpellier Cedex 5, France

Ewete, F. K., J. T. Arnason, et al. (1996). Biological activities of extracts from traditionally used Nigerian plants against the European corn borer, Ostrinia nubilalis. Entomologia Experimentalis et Applicata 80(3): 531-537. {a} Dep. Agric. Biol., Univ. Ibadan, Ibadan, Nigeria

Gakuru, S. and B. K. Foua (1996). Effects of plant extracts on the cowpea weevil (Callosobruchus maculatus Fab.) and the rice weevil (Sitophilus oryzae L.). Cahiers Agricultures 5(1): 39-42. {a} Universite de Kisangani, Faculte des Sci., BP 1440, Kisangani, Zaire

Isong, E. U. and I. B. Essien (1996). Nutrient and antinutrient composition of three varieties of Piper species. Plant Foods for Human Nutrition Dordrecht 49(2): 133-137. {a} Dep. Biochem., Univ. Uyo, Uyo, Akwa Ibom State, Nigeria

Okonkwo, E. U. and W. I. Okoye (1996). The efficacy of four seed powders and the essential oils as protectants of cowpea and maize grains against infestation by Callosobruchus maculatus (Fabricius) (Coleoptera:: Bruchidae) and Sitophilus zeamais (Motschulsky) (Coleoptera: Curculionidae) in Nigeria. International Journal of Pest Management 42(3): 143-146. Nigerian Stored Products Res. Inst., Onireke, PMB 5044, Ibadan, Oyo State, Nigeria

Essien, E. U., G. J. Esenowo, et al. (1995). Lipid composition of lesser known tropical seeds. Plant Foods for Human Nutrition Dordrecht 48(2): 135-140. {a} Lipid Nutrition Biochemistry Lab., Dep. Biochemistry, Coll. Med. Sciences, Univ. Calabar, Calabar, Nigeria

Mbata, G. N., O. A. Oji, et al. (1995). Insecticidal action of preparations from the brown pepper, Piper guineese, Schum seeds to Callosobruchus maculatus (Fabricius). Discovery and Innovation 7(2): 139-142. {a} Sch. Biol. Sci., Imo State Univ., P.M.B. 2000 Okigwe, Nigeria

Nwosu, M. O. and J. I. Okafor (1995). Preliminary studies of the antifungal activities of some medicinal plants against Basidiobolus and some other pathogenic fungi. Mycoses 38(5-6): 191-195. {a} Dep. Botany, Univ. Nigeria, PMB 006, Nsukka, Enugu State, Nigeria

Udosen, E. O. (1995). Proximate and mineral composition of some Nigerian vegetables. Discovery and Innovation 7(4): 383-386. Univ. Calabar, Dep. Biochem., PMB 1115, Calabar, Nigeria

Mba, M. A. (1994). Effect of dietary intake of Piper guineense on growth and indices of fitness of Rattus rattus. Discovery and Innovation 6(4): 383-388. Rivers State Univ. Sci. Technol., Knpolu, Port Harcourt, Nigeria

Abila, B., A. Richens, et al. (1993). Anticonvulsant effects of extracts of the West African black pepper, Piper guineense. Journal of Ethnopharmacology 39(2): 113-117. {a} Dep. Pharmacol. and Ther., Univ. Wales Coll. Med., Heath Park, Cardiff CF4 4XN, UK

Adegoke, G. O. and V. Y. Sagua (1993). Influence of different spices on the microbial reduction and storability of laboratory-processed tomato ketchup and minced meat. Nahrung 37(4): 352-355. Dep. Food Technol., Univ. Ibadan, Ibadan, Nigeria

Broqua, P., A. Benyassi, et al. (1993). Antidepressant/anxiolytic ipsapirone inhibits cold-induced hypothalamic TRH release. Neuroreport 4(10): 1200-1202. {a} Lab. Pharmacologie, CNRS URA 1482, CHU Necker-E.M., 75015 Paris, France

Gbewonyo, W. S. K., D. J. Candy, et al. (1993). Structure-activity relationships of insecticidal amides from Piper guineense root. Pesticide Science 37(1): 57-66. {a} Sch. Biochem., Univ. Birmingham, Birmingham B15 2TT, UK

Ivbijaro, M. F., V. C. Umeh, et al. (1993). Laboratory toxicity of the crude extracts of Piper guineense Schum and Thonn, Azadirachta indica A. Juss and Parkia clappertoniana (JACQ) to the termites Macrotermes nigeriensis (Sjostedt) (Isoptera: Termitidae). Insect Science and its Application 14(2): 229-233. {a} Dep. Agric. Biol., Univ. Ibadan, Ibadan, Nigeria

Solladie, G. and C. C. Ziani (1993). Total synthesis of natural gingerols, the three active principles of ginger. Journal of Organic Chemistry 58(8): 2181-2185. {a} Ecole Europeenne des Hautes Etudes des Industries Chimiques, Laboratoire de Stereochimie Associe au CNRS, 1 Rue B. Pascal, F. 67008-Strasbourg, France

Akobundu, E. N. T. and G. U. Eluchie (1992). Quality characteristics of pork sausage containing mushroom (Pleurotus tuber regium) and local spices. Journal of Food Science and Technology 29(3): 159-161. Dep. Food Sci. and Technol., Federal Univ. Technol., P.M.B. 1526, Owerri, Nigeria

Dongre, T. K. and G. W. Rahalkar (1992). Deterrent and antibiosis activity in Thespesia populnea Cav. against the spotted bollworm, Earias vittella (Fabricius). Insect Science and its Application 13(5): 673-677. Nuclear Agric. Div., Bhabha Atomic Research Centre, Trombay, Bombay, India

Gbewonyo, W. S. K. and D. J. Candy (1992). Separation of insecticidal components from an extract of the roots of male Piper guineense (West African black pepper) by gas chromatography. Toxicon 30(9): 1037-1042. {a} Sch. Biochem., Univ. Birmingham, Birmingham B15 2TT, UK

Gbewonyo, W. S. K. and D. J. Candy (1992). Chromatographic isolation of insecticidal amides from Piper guineense root. Journal Of Chromatography 607(1): 105-111.

Oji, O., F. N. Madubuike, et al. (1992). Protection of stored Zea mays L. against Sitophilus zeamais L. with non-toxic natural products: Potentials of Xylopia aethiopica and Piper guineense. Acta Agronomica Hungarica 41(1-2): 131-135. Sch. Agriculture, Imo State Univ., Okigwe, Nigeria

Okorie, T. G. and O. F. Ogunro (1992). Effects of extracts and suspensions of the black pepper Piper guineense on the immature stages of Aedes aegypti (Linn) (Diptera: Culicidae) and associated aquatic organisms. Discovery and Innovation 4(3): 59-63. Dep. Zool., Univ. Ibadan, Ibadan, Nigeria

Torto, B. V. A. M. and L. Moreka (1992). Antifeedant activity of Piper guineense Schum and Thonn. amides against larvae of the sorghum stem borer Chilo partellus (Swinhoe). Insect Science and its Application 13(5): 705-708. {a} International Centre Insect Physiol. Ecol., P.O. Box 30772, Nairobi, Kenya

Oguntimein, B. O. and S. D. Elakovich (1991). Allelopathic activity of the essential oils of Nigerian medicinal plants. International Journal Of Pharmacognosy 29(1): 39-44.

Oji, O. (1991). Use of Piper guineense in the protection of stored Zea mays against the maize weevil. Fitoterapia 62(2): 179-182.

Ivbijaro, M. F. (1990). The efficacy of seed oils of Azadirachta indica A. Juss and Piper guineense Schum and Thonn on the control of Callosobruchus maculatus F. Insect Science And Its Application 11(2): 149-152.

Ivbijaro, M. F. and O. O. Bolaji (1990). Effects of cypermethrin plus dimethoate and extracts of Piper guineense and Azadirachta indica on the pests and yield of cowpea, Vigna unguiculata. Journal Of Agricultural Science 115(2): 227-232.

Oladokun, M. A. O. (1990). Tree crop based agroforestry in Nigeria: A checklist of crops intercropped with cocoa. Agroforestry Systems 11(3): 227-242.

Ekundayo, O., I. Laakso, et al. (1988). Essential oil constituents of Ashanti pepper (Piper guineense) fruits (berries). Journal Of Agricultural And Food Chemistry 36(5): 880-882.

Olaifa, J. I. and W. O. Erhun (1988). Laboratory evaluation of Piper guineense for the protection of cowpea against Callosobruchus maculatus. Insect Science And Its Application 9(1): 55-60.

Olaifa, J. I., W. O. Erhun, et al. (1987). Insecticidal activity of some Nigerian plants. Insect Science And Its Application 8(2): 221-224.

Ivbijaro, M. F. and M. Agbaje (1986). Insecticidal activities of Piper guineense and Capsicum species on the cowpea bruchid, Callosobruchus maculatus. Insect Science And Its Application 7(4): 521-524.

Burke, J. M. and R. Stevenson (1985). Synthesis of racemic-ariensin. Planta Medica(5): 450-452.

Cole, O. F. (1985). Pharmacological studies on piperine: 1. Effects of piperine on transmural nerve stimulation. Planta Medica(2): 153-156.

Okwute, S. K., J. I. Okogun, et al. (1984). Revised structure and synthesis of piperolein acids, guineensine and wisanine from Piper guineense. Tetrahedron 40(13): 2541-2545.