But water and soil loss can lead to poverty in the area of serious water and soil loss.
但严重水土流失区内的水土流失却是诱发贫困的主要原因之一。
So prevent and control water and soil loss, conduct studies on law of water and soil loss are necessary.
所以预防和治理水土流失，开展水土流失规律研究已成当务之急。
The situation of water and soil loss in Jialing River catchment is becoming a vital problem of agri-ecology.
嘉陵江流域水土流失日趋严重，已成为农业生态环境最突出的问题。
The slope erosion is the original zone of water and soil loss and water and soil on slope must be treated quickly.
坡面侵蚀是水土流失的源区，有必要加快坡面水土治理。
The disafforestation and growth of economic crops caused the decreased forest coverage rate and water and soil loss.
大量砍伐森林，种植林业经济作物使得当地森林覆盖率日渐减少，水土流失严重。
Water and soil loss in different area has different effect on water quality, and its soil loss tolerance is also different.
不同区域的水土流失对水质的影响是有差异的，其土壤允许流失量是有区别的。
According to the features of the water and soil loss, the paper gives the corresponding soil and water conservation measures.
针对输变电工程水土流失特点提出了相应的水土保持措施。
The process and method on dynamic monitoring of water and soil loss for the Threee Gorges reservoir area using RS and GIS are introduced.
介绍了利用遥感和地理信息系统栅格技术进行三峡库区水土流失动态监测的过程和方法。
Precipitation features, landforms and the covering level of vegetations are the main cause affecting the quantity of water and soil loss.
降水特征、地形地貌和植被覆盖程度是影响水土流失量大小的主要因素。
The water and soil loss not only bring on entironment worsement, but also reduced the capacity of ground yield by destroy surface layer of soil.
严重的水土流失不但可以导致生态环境恶化，而且对地表土层的破坏，会使土地的生产能力下降，影响农业生产。
The Gas Field in the center of Shan-Gan-Ning Basin is located in the loess plateau with poor water resources, weak ecology environment and serious water and soil loss.
陕甘宁盆地中部气田地处陕北黄土高原区，区内的环境问题突出表现为水资源缺乏，生态环境脆弱，水土流失严重。
Mostly because of water and soil loss the soil fertility became declining from watershed to the edge of gully, and the area was enlarging from gully valley to riverbed.
从分水岭到沟缘，土壤肥力呈衰减趋势，沟谷地向沟床呈增大的变化趋势，其主要是水土流失的结果。
To the whole region, the integrated sensitivity degree of water and soil loss was higher, and the area percentage of intense and extreme reached 31% and 23.7%, respectively.
从全市来看，水土流失敏感程度较高，其中高度敏感和极度敏感面积比例分别达到了31％和23．7％；
The paper explains the causes and harms of water and soil loss in highway construction, makes a prediction about water and soil loss and takes the corresponding measures to prevent it.
阐述了公路建设的水土流失原因、危害，并对水土流失进行预测，采取相应保护措施预以防治。
The problems faced by wetland are poldering reclamation, water pollution, eutrophication, water and soil loss, excessive utilization of biological resource due to history and human being.
由于历史和人为原因，湖北湿地存在的问题主要表现为围垦、富营养化、水土流失及其生物资源的过度利用。
It was also pointed out that, under current social and economic condition, establishing protective farming system is an economical way to control water and soil loss in slope cultivated land.
认为在目前的社会经济条件下，建立保护性种制度是减轻坡耕地水土流失最为经济有效的途径。
Desertification is accomplished primarily through the loss of stabilizing natural vegetation and the subsequent accelerated erosion of the soil by wind and water.
起到稳定作用的自然植被不断减少，随后土壤受风雨的侵蚀加速，就成为了沙漠化的主要成因。
Ecological conditions will improve with the increase in land under vegetative cover and reduced soil and water loss.
生态环境也会随着植被面积扩大和水土流失减少而得到改善。
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。
In addition, trees are very helpful in preventing water loss and soil erosion and keeping the nutrition of soil.
此外，在防止水土流失和保持土壤营养中树木是非常有帮助的。
Hydropower station in the process of construction of soil and water loss and soil and water conservation has attracted many scholars' attention.
水电站施工过程中的水土流失及水土保持的问题逐渐受到众多学者的关注。
Artificial soil and water loss is the main aspect whereas the natural soil loss is only the secondary position in urban soil and water loss.
自然流失是城市水土流失的次要方面，城市建设产生的人为水土流失是城市水土流失的主体。
Due to the increase in nutrient input of the ecosystem and the decrease in the nutrient output from soil and water loss, the nutrients in the system are surplus.
由于间种山毛豆增加了生态系统的养分收入，减少了水土流失的养分支出，系统的各种养分出现了盈余的状况。
The characteristics of soil and water loss and crop yield by cross ridge in purple soil of different sloping farmland were studied.
通过在紫色土坡耕地上进行横坡垄作，观测了不同坡度坡耕地的水土流失及作物产量状况。
Construction and exploitation projects have to undertake the duty and obligation of control soil loss, and monitoring under Chinese laws of soil and water conservation.
根据我国水土保持法律、法规的规定，开发建设项目在建设和生产过程必须承担防治水土流失的责任和义务，并同时进行监测。
Water environment problems of Yangtze valley are caused by many factors, such as industry and agriculture pollution, city consumer pollution, soil and water loss etc.
长江流域水环境问题是由多种因素引起的，如工农业污染、城市生活污染、水土流失等。
Topographic data are critical to global changes in climate, land formations, atmospheric changes, and research in soil and water loss.
地形数据对于我们了解全球气候变化、土地构成、大气变化，开展区域水土流失研究非常重要。
Topographic data are critical to global changes in climate, land formations, atmospheric changes, and research in soil and water loss.
地形数据对于我们了解全球气候变化、土地构成、大气变化，开展区域水土流失研究非常重要。
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