河北省北部的沽源、尚义、康保、张北等县及邻近地区,由于气候冷凉,海拔较高,地处蒙古高原的南缘,被称做“坝上”地区。该地区农业生产水平比较低,群众日常生活中吃菜困难,甚至大路菜中的大白菜也成了“细菜”,为了解决这一问题。我们对如何提高当地的大白菜生产水平进行了一些 The northern part of Hebei Province, such as Guyuan, Shangyi, Kangbao and Zhangbei counties and adjacent areas, are located in the “Bashang” area due to the cool climate and high elevation, which is located on the southern edge of the Mongolian Plateau. The level of agricultural production in the area is relatively low, people eat vegetables in daily life is difficult, and even Chinese cabbage in the road has become a “fine dish” in order to solve this problem. We have done some research on how to improve the local cabbage production