因此，进行水土流失综合治理、坡耕地覆膜套种等是保护与恢复土壤肥力的有效途径。
Therefore it is the effective way to protection and recovery soil fertility through comprehensive controlling soil erosion and mulching with film and interplanting in the sloping farmland.
水土流失治理能有效调控土壤养分剖面分布格局。
Soil erosion harness can effectively monitoring soil nutrients distribution pattern in the profile distribution.
露天矿排土场的严重水土流失，导致周边土壤盐渍化和草场退化，是草原露天矿区环境治理的关键和重点。因随机排土，大部分排土场的表层土壤为深层绿色泥岩土，不适于植物生长，治理难度很大。
Serious erosion of soil and water in refuse dump is key and main task of land restoration in open cast mine of steppe region, which induce salination and degradation of soil in surroundings.
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