【摘要】 <正> 龙羊峡水库位于青海南山和鄂拉山之间的共和盆地。库区周围有二百多万亩沙漠,风沙对水库及库区环境影响较大。本文根据以往的调查材料及近几年的观测,简述如下。更多还原

【Abstract】 There are 200,0000mu desert around the Longyang Gorge Reservoir, The course of desertification has speeded up and the area of desert has expanded under the affection of artificial activities, The article puts forward several measures for preventing the harm of wind and sand,更多还原