谷子是张家口坝下地区的主要粮食作物。历年种植面积150万亩,占粮播面积的12％,全区平均单产不足200斤。但高产典型很多。如张家口市杨家山大队,千亩旱地春谷连年上“纲要”;怀来县黄营大队1977年全队粮食作物单产557斤,谷子单产达到631.6斤。其中,77.18亩杂交 Millet is the main food crop in the area below Zhangjiakou dam. Over the years planting area of ​​150 mu, accounting for 12% of the sowing area, the region’s average yield of less than 200 pounds. However, a lot of high-yield typical. Such as Zhangjiakou City, Yang Jiashan brigade, a thousand acres of spring Valley in recent years, “Outline”; Hualai County, the Yellow Battalion team in 1977 the team 557 pounds of grain crop yields, yield of 631.6 kg of millet. Among them, 77.18 acres hybrid