摘要
湖南省由于近年来毁林开荒、陡坡种植和人口的增加 ,水土流失面积由解放初的 1 85 0 0 km2增加到 470 0 0km2 ,造成土地石化、淤塞塘库 ,水旱灾害加剧。治理水土流失必须要加强宣传和预防监督 ,增加治理力度和加强科学研究等 。
Due to forest damage,cultivation on virgin land and increasing population in Hunan province,the area of soil erosion has increased from 18 500 km 2 during the initial post liberation period to 47 000 km 2 until now,which makes land petrified,pond and reservoir were silted up,flood and drought become aggravating.In order to realize the grand goal of keeping ecological equilibrium of soil and water conservation,so harnessing soil erosion should put emphasis on strengthening propaganda,supervision,enforcing harnessment dynamics and scientific research.
出处
《水土保持研究》
CSCD
2000年第3期96-98,215,共4页
Research of Soil and Water Conservation
关键词
水土保持
生态环境
水土流失
生态危机
综合治理
soil and water conservation
ecological environment
harnessive countermeasure
