Effects of liquid nitrogen fertilizer and Benzyl Amino Purine (BAP) on mineral elements and lipid content in relation to senescence of two cowpea varieties von Mohammad, M, Mukhtar, F.B.

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Effect of cropping system induced shading on the grain yield and yield attributes of cowpea varieties intercropped with sorghum based systems in the Sudan savannah ecological zone... von Nuhu, Y., Mukhtar, F.B., Mohammed, I. B., Abdu, L.S.

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Effect of cropping systems induced shading on the physiology of cowpea varieties intercropped with sorghum based systems in the savannah ecology of Nigeria von Nuhu, Y, Mukhtar, F.B., Mohammed, I.B., Hayatu, M

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