莜麦是我省中部地区种植悠久的作物之一,主要分布在会宁、通渭、定西等地的二阴及高寒半干旱山区,每年种植面积约50多万亩,是旱作农业生产中不可忽视的一种作物。历年来由于片面的认为莜麦是低产作物,莜麦的新品种选育和大田生产得不到充分的认识,致使大面积莜麦产量低而不稳,平均亩产始终徘徊在百斤左右。因此,如何提高莜麦单产是目前 Barley is one of the crops grown in the central region of our province, mainly distributed in the semi-arid and semi-arid mountainous regions of Huining, Tongwei and Dingxi. The annual planting area is about 500,000 mu, A crop that can not be ignored. Over the years, due to the one-sided view that oats are low-yielding crops, oats new varieties of breeding and field production are not fully aware of, resulting in a large area oats yield low and unstable, the average yield has always hovered around the hundred pounds. Therefore, how to improve oat yield is the current