Residual Effects of Farmyard Manure on Stover and Grain Yield of Cold Tolerant Dual Purpose Sorghum (Sorghum bicolor L. Moench) in the Dry Highlands of Kenya

G. B. Ashiono, W. Wasike, J. P. Ouma, S. W. Gatwiku and P. N. Gachuki

Journal of Agronomy 4 ( 4 ): 300 - 303 , 2005