Soil and water conservation benefits method and hydrological method are adopted in the previous studies on effect of soil and water conservation on hydrological and water resources.
以往水土保持水文水资源效应研究所采取的方法均为水文法和水保法。
The paper summarized the main benefits of water conservation forest such as soil and water conservation, water purification.
文章阐述了水源涵养林对水土保持、涵养和净化水资源等的效能；
Even claimed benefits of no-till for soil and water conservation are not universal but depend on soils and farm practices.
即便声称免耕对水土保持有益处也并非通用，而是取决于土壤的种类与农场作业方式。
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