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迁安市位于河北省东北部,燕山南麓,长城脚下,总面积1 208 km2,是一个半山半沙区市。全市共有大小河流16条,小流域21条,2°以上坡耕地1.26万hm2,由于自然和人为因素影响,水土流失严重。除滦河迁安段中上游流域生态环境得到改善外,大部
Qian’an City is located in the northeast of Hebei Province, south of Yanshan Mountain, at the foot of the Great Wall, with a total area of 1 208 km2. It is a semi-sandy and semi-sand city. The city has a total of 16 rivers and streams, small watershed 21, slopes above 2 ° 12,600 hm2, due to natural and human factors, soil erosion is serious. In addition to the Luan River Qian’an upper reaches of the basin ecological environment has been improved, most