@ARTICLE {EGBE:1998, title = {Potentials of Millettia thonningii and Pterocarpus santalinoides for alley cropping in humid lowlands of West Africa}, author = {Egbe, E. A. and Ladipo, D. O. and Nwoboshi, L. C. and Swift, M. J. }, journal = {Agroforestry Systems}, year = {1998}, volume = {40}, pages = {309--321}, }