Evaluating groundnut (Arachis hypogaea L.) performance due to genotype and phosphorus source on p-poor alfisols in two Nigerian agro-ecologies von Gabasawa, A.I., Yusuf, A.A., Iwuafor, E.N.O., Echekwu, C.A.

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Survey and collection of Jatropha curcas L. in the northwestern Savannas of Nigeria von Halilu, A.D., Misari, S.M., Echekwu, C.A., Alabi, O., Abubakar, I.U., Saleh, M.K., Adeyanju, A.O., Ogunwole, J.

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Genetic, Phenotypic and Environmental Variances and Character Associations in Kenaf von Echekwu, C.A, Showemimo, F.A

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Innovative farmer-participatory cotton improvement programme in the savanna agro-ecology von Djaboutou, M.C.,Centre de Recherches Agricoles Coton et Fibres, Parakou (Benin), Lancon, J, Sekloka, E, Alabi, S.O, Echekwu, C.A, Olarewaju, J.D

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Correlations and correlated responses in upland cotton (Gossypium hirsutum L.) von Echekwu, C.A. (Ahmadu Bello University, Zaria (Nigeria). Institute for Agricultural Research. Dept. of Plant Science)

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An apparaisal of line performance in upland cotton (Gossypium hirsutum L.) breeding trials in Northern Nigeria using the performance index approach von Echekwu, C.A, Showemimo, F.A. (Ahmadu Univ., Zaria (Nigeria). Institute for Agricultural Research. Dept. of Plant Science)

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