@INBOOK {COBBINA:1992, title = {Effect of fertilizatin and Rhizobium inoculation on the growth of Leucaena and Gliricidia on an Alfisol in south-western Nigeria}, author = {Cobbina, J. and Mulongoy, K. and Atta-Krah, A. N. }, editor = {Mulongoy, K. and Gueye, M. * and Spencer, D. }, year = {1992}, type = {Biological nitrogen fixation and sustainability of tropican agriculture}, pages = {161--169}, publisher = {John Wiley & Sons; Sayce Publishing; international Institute of Tropical Agriculture (IITA); AABNF}, address = {Ibadan, Nigeria}, }