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- GIS Based Gradation Method and Its Use of Soil Erosion Risk GIS支持下的土壤侵蚀潜在危险度分级方法研究及应用
- soil erosion risk 土壤侵蚀危险度
- The shelter belt halted the soil erosion. 防护林带防止了水土流失。
- This will help to prevent soil erosion. 这可以有助于防止水土流失。
- Crop rotation helps prevent soil erosion. 农作物轮作有助于防止水土流失。
- NPS models application in soil erosion simulating. 非点源污染模型在土壤侵蚀模拟中的应用及发展动态
- The extracted tree rows and hedges can be used to update the GIS database, to derive wind erosion risk fields for soil monitoring and preservation. 所提取的行树与篱笆信息可以应用于gis数据更新、土壤监测与保护、风侵蚀的危害计算等。
- Soil erosion is a main contributor to water pollution. 土壤侵蚀是水污染的一个主要根源。
- 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。
- They decide to plant more trees to prevent soil erosion. 他们决定种更多的树以防土壤受侵蚀。
- Soil erosion was mitigated by the planting of trees. 植树造林减轻了土壤侵蚀。
- Any soil erosion or degradation problems? Prevention measures? 是否存在水土流失、土壤退化问题?防治措施。
- Why do you think that agriculture can spend up soil erosion? 为什么农业会加速水土流失?
- Influence of Overgrazing on Soil Erosion of Grassland. 过度放牧对草原土壤侵蚀的影响。
- Trees were planted on the barren hillock to reduce soil erosion. 人们在荒丘上种植了树木以减少水土流失。
- Any soil erosion or degradation problems ? Prevention measures? 3是否存在水土流失、土壤退化问题?防治措施。
- People plant trees on the barren hillock to prevent soil erosion. 人们在荒丘上种植了树木以减少水土流失。
- Transforming desert areas and preventing soil erosion ? 防沙治沙，防治水土流失。
- Transforming desert areas and preventing soil erosion? 防沙治沙，防治水土流失。
- Firstly, the processes of the soil erosion model were described. 首先对土壤侵蚀量模型过程进行了描述;
