水土流失

• The lapse of natural enviroment this area is the most serious
  这个地区水土流失最严重的
• Investigation on measures for soil erosion in soft rock area
  砒砂岩区水土流失治理措施调研
• Regulation of soil and water loss and result in tieling citg
  铁岭市城市水土流失治理与成效
• Analysis of the shock of soil erosion to economic development
  水土流失对经济发展的冲击分析
• Tackle the problems of sand and soil erosion
  治理沙地和水土流失问题
• The shelter belt halted the soil erosion
  防护林带防止了水土流失。
• Countermeasure of soil and water loss repairing in northeast region
  东北地区水土流失修复对策
• Water and soil erosion in highway engineering and control thinking
  公路工程水土流失与防治思路
• The soil erosion current situation and countermeasure of qiqihar
  齐齐哈尔市水土流失现状及对策
• A few conservation of preventions to soil erosion of yiyang city
  益阳市水土流失防治的几点思考