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(一)养水蓄水察哈爾省是水源缺乏的地区,一九五一年冬季为了抗旱防旱,曾有计划、有领导地推广了養水蓄水的办法。察南专区之懷安、万全、宣化、灭镇,雁北之渾源、大同、阳高,察北之崇礼实行最为普遍。其法简而易行:在河水上层已經冻结坚固的時候,在水层上打开洞,川柴草將下面水流去路塞住,使河水冐到水上,逐漸一层层的冻结起来;水层加厚,就等於攔蓄了河水。张家口、万全、宣化共同引水灌溉之清水河水源,一九五○年水厚二市
(1) Water Conservation Charhar province is a water-scarce area. In the winter of 1951, in order to combat drought and drought, there was a planned and directed approach to water conservation and storage. Chaonan area of Huai’an, Wanquan, Xuanhua, the town, Yan North source of Hunyuan, Datong, Yanggao, North Tsongpo practice the most common. The method is simple and easy: When the upper water has been frozen firmly, open the hole in the water layer, Chuan Chai will be below the flow of water to plug the way, the river water to the water, and gradually frozen layer by layer; water thickening , It means saving the river. Zhangjiakou, Wanquan, Xuanhua common water diversion irrigation source of the Shimizu River, 1950 water thick two cities