@PROCEEDINGS {AKOBUNDU:1980b, title = {Weed problems and control practices in field and vegetable crops in Nigeria}, author = {Akobundu, I. and Olunuga, B. A. }, booktitle = {IITA proceeding series}, year = {1980}, pages = {138--146}, publisher = {International Institute of Tropical Agriculture (IITA)}, address = {Ibadan, Nigeria}, note = {No. 3: 138-146p.}, }