EFFECT OF VERY HIGH LEVELS OF NITROGEN AND PHOSPOURS FERTILIZERS, PINCHING, AND SEED RATE SOWING ON GROWTH, SEED YIELD AND COMPONENTES OF Nigella sativa L. 2- SEED COMPENENTS
This field experiment was conducted during the season 2005-2006 in Singar - Mosul city to investigate the effects of very high level (320 N, 300 P2O5) kg ha-1, and high level (280 N, 260 P2O5) kg ha-1 of nitrogen and phosphorus fertilizer, pinch and with out pinch, and plant seed rate sowing 0.6, 0.8, 1.0, 1.2 g/10m2 was done by hand within 3, 4, 5