@PROCEEDINGS {HULUGALLE:1991b, title = {Effect of seedbed preparation method on soil properties and crop yield in a rice fallow of southwestern Nigeria}, author = {Hulugalle, N. and Palada, M. C. and Carsky, R. }, booktitle = {Soil tillage and agricultural sustainability. Proceedings of the 12th International Conference of the International Soil Tillage Research Organization, 8-12 Jul 1991, Ibadan Nigeria}, year = {1991}, pages = {371--383}, publisher = {International Soil Tillage Research Organization}, address = {Columbus, Ohio}, note = {Pages 371-383}, }