@INPROCEEDINGS {LUM:2003, title = {Response of maize and speargrass to nicosuluron dosgaes and time of application}, author = {Fontem Lum, A. and Adesiyan, S. and Chikoye, D. }, booktitle = {Paper presented at: 6th Biennial Conference of the frican Crop Science Society; 12-17 October}, year = {2003}, location = {Nairobi, Kenya}, }