湖南省水土流失治理探究

本文通过调查研究, 分析了湖南省水土流失现状、危害和发展趋势, 以及水土流失原因。全省水土流失的县市从50年代的34个增加到87个;年入洞庭湖泥沙量增加34.2%。 30多年来洞庭湖泥沙淤积总量达40亿m³, 直接危害农、林、牧、渔等业的生产。 指出: ①加强植被建设,改造坡耕地;②推广小流域综合治理;③户包或联户承包治理;④开展多渠道集资, 增加水土保持经费;⑤完善治理和管理政策, 加强水土保持方针、政策等的宣传。

An approach to soil erosion and water Loss Control in Hunan Province

The situation, damage, develping trend and reason of erosion are analyzed by investigation in this paper. The number of counties and cities with soil erosion in the province has increased from 34 to 87 since 1950's and sediment transported to Dongting Lake raised by 34.2%. The total siltation in the Lake has got as high as 40 billion m³ in 30 years, which harm the farming, forestry, animal husbandry and fishery production drectly. Some suggestions for soil and water conservation were pointed out: 1) strenghten vegetation construction and improve slopiing field; 2) popularize comprehensive control; 3) carry out household or families responsibility for soil erosion control; 4) collect funds from multi-source to increase outlay; 5) consummate control and management policy and carry on active propaganda.