@INPROCEEDINGS {MULONGOY:1990a,
title = {Biological nitrogen fixation and nitrogen transfer in multiple cropping in tropical Africa},
author = {Mulongoy, K. and Ehui, S. K. },
booktitle = {Maximiser la fixation biologique de l'azote pour la production agricole et forestiere en Afrique. Illeme Conference de L'AABNF, 7-12 Nov 1988, Dakar, Senegal, edited by M. Gueye, K. Mulongoy, and Y. Dommergues. Collection Actes de l'ISRA},
year = {1990},
volume = {2},
number = {2},
pages = {174--191},
address = {Dakar, Senegal},
}