@INPROCEEDINGS {AJEIGBE:2007, title = {Effect of different cowpea-cereal row to row planting systems and insecticide sprays of cowpea on the quality of the crop residues}, author = {Ajeigbe, H. and Oseni, T. and Singh, B. and Tarawali, S. }, booktitle = {African Crop Science Conference Proceedings}, year = {2007}, volume = {8}, pages = {1057--1061}, publisher = {African Crop Science Society}, }