Abstract
Application of nitrogen (a\ 100. 150 and 200 kg ha gave the grain yield of 16.8, 22.3, 28.7 and 35.4 q ha-', and differed statistically. Maximum number of filled seed (1024.1 per head) M'ere found with 200 kg .V ha compared with no fertilizer (787.4). A gradual increase in number of Jilled seed, oil and protein contents were obtained with successive doses of nitrogen.
