Mburu, Mary W. K.; Maobe, S. N.; Akundabweni, L. S. M.; Ndufa, J. K.; Mureithi, J. G.; Gachene, C. K. K.; Makini, F. W.; Okello, J. J.
(IDOSI Publications, 2010)
Maize grain yield is constrained by inadequate supply of nitrogen caused by insufficient application of fertilizers that are found to be costly and unaffordable in smallholder farming. Therefore there is need to search for ...