您要查找的是不是：
- Watar and soil erosion 水土流失
- Drought and soil erosion had long been a major problem. 干旱和水土流失一直是个老大难问题。
- Flooding, drought and soil erosion have turned this area into a desert. 洪水，干旱和水土流失已经把这个地区变成沙漠了。
- People plant trees on waste hills to decrease water and soil erosion. 人们在荒丘上种植了树木,以减少水土流失。
- Land resources are dwindling because of water loss and soil erosion. 因为水资源的浪费和土壤被侵蚀，土地资源逐渐缩小。
- A protective covering of half-rotten vegetable matter spread to reduce evaporation and soil erosion. 盖在半腐烂的植物上面减少蒸发和土壤侵蚀的一层遮盖物。
- Properly managed forests prevent flooding and soil erosion, and stabilize climatic conditions. 管理得当的森林可以防止土壤的冲蚀和水灾，而且可以稳定气候状况。
- A Study on location observation of water loss and soil erosion in newly established economic forest. 新造经济林地水土流失定位观测研究。
- The Tibet Plateau belongs to the alpine cold meadow and steppe landscape, which is characterized by poor water and soil conservation and vulnerability to serious soil erosion. 西藏高原属高寒草甸和草原区，水土保持能力差，水土流失问题较为严重。
- Debris flow is not only one kind of unplanned mountain disaster,but also strenuous water loss and soil erosion. 泥石流不仅是一种严重的突发性自然灾害,同时又是一种强烈的水土流失形式。
- The water loss and soil erosion on the Loess Plateau severely hampers the development of local economy and society. 摘要陕北黄土高原的水土流失严重地制约着当地经济和社会的发展。
- Logging, overgrazing, and soil erosion, however, threaten this critical African habitat. 然而，滥砍滥伐，过度放牧和水土流失让这片非洲动植物的栖息地面临危险。
- People plant trees on desolate hillock, in order to lessen water and soil erosion. 人们在荒丘上种植了树木,以减少水土流失。
- The natural ecology continues to deteriorate, treatment of water and soil erosion has progressed slowly, and the trend of desertification has intensified. 自然生态恶化的趋势仍在发展，水土流失治理进展缓慢，沙漠化扩张的势头日益加剧。
- Study of the relationships between basement fractures and soil erosion has great significance for guiding comprerensive control of soil erosion. 研究盆地基底断裂与水土流失的关系，用于指导水土流失综合治理具有重要的现实意义。
- The water and soil erosion is mainly caused by farmland on mountain slopes and industrial wastes, with the problem being worst on forested land. 森林资源年龄结构比例失调,林地逆转流失严重,森林利用与恢复方式单一,致使水土流失控制所需要的森林生态防护功能供给不足。
- The Tibet Plateau belongs to the alpine cold meadow and steppe landscape,which is characterized by poor water and soil conservation and vulnerability to serious soil erosion. 西藏高原属高寒草甸和草原区，水土保持能力差，水土流失问题较为严重。
- It also plans to restore natural forests,grasslands and other key habitats in the upper and middle reaches of the Yangtze to reduce soil erosion and soil sweeping into the river. 它还计划恢复长江中、上游的自然森林、草原和其他主要生境，以减少土壤流失和流入长江的泥土。
- Construction and operation of ecological environment protection projects preventing and treating desertification and soil erosion such as planting trees and grasses, etc. 防治荒漠化及水土流失的植树种草等生态环境保护工程建设、经营。
- Research on soil resistance to wind erosion is very few in our country, this is very adverse to soil erosion prevention and cure and soil erosion evaluation. 但是我国对土壤抗风蚀能力的研究还几乎是一片空白,这对土壤风蚀防治和评价等工作的开展都是极其不利的。
