A randomized complete block design experiment was used

of plant density and planting method on seed and oil yields differed significantly. By increasing plant density from 2.5 to 5 plant.m-2 seed oil and oil yield was enhanced up to 14.7% and 15.5%, respectively. The two ways method increased seed yield (19...

), IBA 100 ppm, GA3 25 ppm and ethephon 200 ppm, and when seedling developed to 4 leaf stage sprayed there with control (water), IBA 100 ppm, GA3 25 ppm and ethephon 200 ppm for three times. In both planting methods, there were all of these treatments...

آفتابگردان (Helianthus annuus L.) از گیاهان زراعی است که به­منظور تولید روغن یا آجیل زراعت می­شود. به­منظور ارزیابی امکان نشاءکاری آفتابگردان در شرایط آب و هوایی استان کرمانشاه این پژوهش در دو بخش گلخانه و مزرعه تحقيقاتي ...