@ARTICLE {BAR:2000, title = {The use of Sesbania (Sesbania rostrata) and urea in lowland rice production in Sierra Leone}, author = {Bar, A. R. * and Baggie, I. * and Sanginga, P. }, journal = {Agroforestry Systems}, year = {2000}, volume = {48}, number = {2}, pages = {111--118}, issn = {0167-4366}, }