@INBOOK {AKOBUNDU:1983, title = {No-tillage weed control in the tropics}, author = {Akobundu, I. }, year = {1983}, type = {No-Tillage Crop Production int he Tropics, edited by I.O. Akobundu, and A.E. Deutsch}, pages = {32--44}, publisher = {IPPC}, address = {Corvallis, U.S.A.}, }