Githunguri, Cyrus M.; Esilaba, Anthony O. - In: International Journal of Agricultural Resources, … 10 (2014) 3, pp. 217-226
of manure and inorganic fertilisers at either 5 or 10 t ha<SUP align="right"><SMALL>−1</SMALL></SUP> plus 20 kg N plus 20 …</SMALL></SUP> had the most positive effect on yields. In the absence of inorganic fertilisers, a minimum of manure at 10 t ha …