冬小麦是甘肃省的主要粮食作物，常年播种面积约１１００万亩，东部的陇东冬小麦的播种面积５５０万亩左右，占当地粮食作物播种面积的４８．７３％，占全省冬小麦面积的一半。由于冬小麦新品种推广速度慢，主栽品种丰产、抗旱、抗病性差，致使陇东旱塬冬小麦生产处于徘徊局面 Winter wheat is the main grain crop in Gansu Province. The annual sown area is about 11 million mu. The eastern winter sown area of ​​winter wheat is about 5.5 million mu, accounting for 48.73% of the sown area of ​​the local grain crops, accounting for half of the winter wheat area in the province. Due to the slow promotion of new winter wheat varieties, main varieties of high yield, drought resistance, poor disease resistance, resulting in winter wheat production in Longdong Gansu wandering situation