گزارش نهایی بررسی و تعیین مناسب ترین تاریخ کاشت ارقام گندم در مروست (یزد)

Wheat is one of the main annual crops of the Yazd province in about one third agricultural land fields and mean grain yield of 3.1 t ha-1. According to the data the best sowing window for Marvast and the neighborhood regions isbetween Oct. 21stand Nov. 10th which means after mentioned period the grain yield decreases significantly (p<0.01). Azadi recommended as the best variety for the region with the significant grain yield difference (p<0.01) with Roshan as the dominant local check cultivar.The grain yield variation observed in different years was dependent to the weather concluding to consider best sowing period instead of sowing date.To eliminate high grain loss in Azadi cultivar,its early harvestis recommended.The recommended seeding rate for Azadi cultivar is 120 kg ha-1 in a good seed bed which is less than usual seeding rate of the region (200-300 kg ha-1) in Roshan cultivar.