摘要
定西市水土流失面积16 726.6 km2,占总土地面积的83.2%。截止2003年底,共建成水保治沟骨干工程和中小型淤地坝237座,总库容7.20×107m3。这些工程在拦泥淤地、防洪减灾、促进退耕还林(草)等方面发挥了较好的作用,同时解决了当地交通和人畜饮水问题。
The area of soil and water loss in Dingxi Municipality is 6 726.6 km^2, accounting for 83.2 % of the total land. In the region of soil and water loss, two hundreds and thirty-seven lager and medium sediment-trapping dams with the total capacity of 71. 9612 million cubic meters had been established by the end of 2003, These dams play significant roles in trapping sediment, controlling floods, reducing hazards and facilitating the conversion of slope farmland to forest or grass land, improving the transportation and supplying drinking water for local residents and livestock as well.
出处
《水土保持通报》
CSCD
北大核心
2005年第6期89-90,104,共3页
Bulletin of Soil and Water Conservation
关键词
水土保持
淤地坝
定西市
soil and water conservation
sediment-trapping dam
Dingxi Municipaty
