TY - BOOK AU - Malima,B.I. TI - Dynamics and uptake of phosphorus with maize-wheat-cowpea sequence under long term fertilizer use in a typic ustochrept KW - Maize KW - Wheats KW - Cowpeas KW - Fertilizer applications KW - Nutrients KW - Protein content KW - Experimentation KW - NPK fertilizer ER -