water and soil erosion造句

• Water and soil erosion and control measures in bin county
  宾县水土流失及防治对策
• Water and soil erosion in highway engineering and control thinking
  公路工程水土流失与防治思路
• Water and soil erosion resulted from road building in yunnan
  云南公路建设中的水土流失及其防治
• Research on the measure to water and soil erosion prevention in black earth area
  黑土地区防治水土流失的对策研究
• Countermeasures and genesis of water and soil erosion at emuer river valley
  额木尔河流域水土流失成因及其防治对策
• Causation of water and soil erosion in moutainous and semi - moutainous area in heilongjiang
  寒区河道护岸工程形式与施工方法的探讨
• Characters and countermeasures to prevent and cure water and soil erosion in cities of mountain area
  重庆市水土流失的影响因素及防治对策
• Result showed the effectiveness of vetiver in protecting slopes from water and soil erosion by stabilizing top soil , and seemed it get better with the time elapsed
  但本地区春季移栽香根草时缓苗期过长，影响香根草在雨季到来时充分发挥作用。
• Abstract : on the basis of investigation into the basic situation of suifenhe city , the reasons resulting in water and soil erosion in the city were analysed , the corresponding coutrol measures were proposed
  文摘:在调查绥芬河市基本情况的基础上，对水土流失产生的原因进行了分析，并提出防治水土流失的措施。
• Situated in northwest china , ningxia has the typical eco - environmental problems of west china such as water and soil erosion , soil salinization , land desertification , and so on , so that there is a sharp contradiction between the spatial development of urban system and the eco - environmental conservancy
  宁夏地处我国西北部，具有西部非常突出的生态环境问题：水土流失、土地沙化、土壤盐渍化，因此城镇体系的空间发展与生态环境保护的矛盾极为突出。
• This investigation mainly investigate environment geology problem of the key environment factor , geology calamity , water and soil erosion , endemic diseases and mankind ' s engineering , activity etc , so as to provide measures for protecting ecology environment of southern ningxia , and the scientific foundation for developing the domestic economy
  为宁夏南部地区生态环境保护制定区域性地质灾害综合防治体系及预防措施，为当地的经济开发，提供了科学的依据。
• Experimental research , demonstration and extension conducted by china , as well as many years of practice in canada , have shown that the development of conservation agriculture can reduce water and soil erosion , reduce dust , resist drought , save water , increase the soil fertility and increase the efficiency
  中国开展的试验研究示范推广和加拿大多年的生产实践证明，发展保护性耕作，可以减少水土流失抑制扬尘抗旱节水增肥地力节本增效，达到保护农田与生态环境的可持续发展目标。
• The major strategies for developing non - timber product forest crops during constructing the shelterbelt of the changjiang river are to transform non - timber in the serious water and soil erosion areas , to plan the development scales of non - timber forest in the areas of returning farm to forest , to adjust non - wood products distribution , to establish high productive production bases of non - wood products and to strengthen the macroscopic guide of government for developing non - timeber forest
  对水土流失严重的经济林分布区进行技术改造、做好退耕还林地上发展经济林的规划、适当调整经济林生产布局、建立高效经济林生产基地、强化政府的宏观指导是在长防林建设过程中发展经济林的主要对策。
• The carrying capacity of water resources and water environment in yellow river basin is faced with a huge challenge , such as vegetation destruction , water and soil erosion , riverbed run - up , watercourse shrinkage , water shortage , frequency breakage flow , severity pollution , water quality deterioration , trace to the source and sendiment , coast erosion and regradation
  植被破坏、水土流失，河床抬高、河道萎缩，水源匮乏、频繁断流，污染严重、水质下降，朔源淤积、海岸蚀退等表明黄河流域水资源与水环境的承载能力面临着极大的挑战。