Residual effects of applied phosphorus fertilizer on maize grain yield and phosphorus recovery from a long-term trial in Western Kenya
Effect of organic inputs and mineral fertilizer on maize yield in a ferralsol and nitisol soil in Central Kenya
Long-term land management effects on crop yields and soil properties in the sub-humid highlands of Kenya
Conservation tillage, local organic resources and nitrogen fertilizer combinations affect maize productivity in arid and semi-arid lands in Kenya