Research Article
Weed-Crop Competition in Maize in Relation to Row Spacing and Duration
Department of Agronomy,
M. Ayub
Department of Agronomy,
A. Ali
Department of Agronomy,
R. Ahmad
Department of Crop Physiology, University of Agriculture, Faisalabad-38040
M. Ayub
Inservice Agricultural Research Institute, Sargodha, Pakistan