@INPROCEEDINGS {GICHURU:1990, title = {Potential woody species for alley cropping on acid soils}, author = {Gichuru, M. and Kang, B. }, booktitle = {Agroforestry land-use systems: proceedings of a special session on agroforestry land-use systems. American Society of Agronomy Annual Meeting, International Agronomy Section, 28-29 Nov. 1988, Aneheim, California. Edited by E. Moore}, year = {1990}, pages = {85--87}, publisher = {Nitrogen Fixing Tree Association}, address = {Waimanalo, Hawaii, USA}, }