In Shanghuang NingXia Guyuan experimental region bush forestland, farmland, natural meadow, orchard and artificial meadow had been researched in this paper. The properties of soil aggregates and tiny aggregates under different usage modes had been researched. The results were shown: soil total aggregates was shown as natural meadow > bush forest land > orchard > farmland >artificial meadow; to different lands usage types, bush forest land and natural meadow had promote function to the developmen...
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