In order to observe soil compactness and water content dynamic change in 3 kinds of different texture soil profile(0-45 cm) in the south area of Loess Plateau,Huangshan soil,Lou soil,and Argic horizon were studied to find the law of soil compactness change and the relationship with soil water content.The result indicated the compactness in the plow-pan was great higher than that in the plow layer and the average compactness of plough pan was 194.8%,87.3%,and 10.4% of cultivated horizon,respectively.The comp...
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