河西是我省主要产粮区,也是春小麦高产区之一。自五十年代中后期大面积推广冬麦以来,这一个纯春小麦区才变成春、冬小麦混种区。当时种植冬麦有很多优点。到了六十年代初期,冬麦的缺点逐渐暴 Hexi is the main grain-producing area in our province and one of the high-yielding spring wheat areas. Since the large-scale promotion of winter wheat in the mid and late 1950s, this pure spring wheat area has become a spring and winter wheat mixed area. There were many advantages to planting winter wheat at that time. By the early 1960s, the shortcomings of winter wheat gradually increased