湖北三峡库区水土保持规划及实施效果

Soil and Water Conservative Planning and Implement Benefits in Three Cangons Reservoir Area of Hubei Province

湖北三峡库区总土地面积６３９１．４１ｋｍ２，土壤侵蚀面积达３８１３．１４ｋｍ２，占５９．６７％，危险型以上占４６．４８％，且崩塌、滑坡、泥石流频繁；城镇搬迁、移民安置又造成严重的人为水土流失。８年来，以提高经济效益为中心，以控制和减少水土流失为基础，调整土地利用结构和产业结构，实行开发性治理，使治理区的生态环境显著改善，入库泥沙明显减少，环境容量扩大，商品经济得到初步发展。

The land area in three cangons reservoir area of Hubei is 6391.41km 2, and erosive area is 3813.14km 2,taking up to 59.67%, 46.8% of them belongs to dagerous,and collaps ,landslide,and debris flow act frequently.The serious artificial soil and water loss is caused by cities and towns movement. For 8 years ,taking economic benefits as centre, and soil and water loss as basis. adjusting land use and product struction, carrying out developing control,the ecological environment is improved obviously,environment capacity is increased. Commodity ecomomy is developed primarily.