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张家口坝下地区,在冬麦不能越冬和春麦因干旱产量低而不稳的情况下,在高海拔1400～1800米的山区或丘陵地带进行春麦夏播,或进行春小麦加代繁殖。小麦生长情况有些与川地比较不相上下,是个一举多得的
In the area under the dam of Zhangjiakou, spring wheat summer sowing or spring wheat adventitious breeding is carried out in mountainous or hilly areas with a high altitude of 1400-1800 m because winter wheat can not wintering and spring wheat is low and unstable due to drought. Some of the growth of wheat and Sichuan comparable, is a stroke