黑钙土;
The result indicated that grass and crop rotation improves aperture condition of soil, to improve the condition of much air draft and drought and sand, because of abstract ability of keeping water on the chernozem of bad water erosion and wind erosion.
结果表明:在水蚀和风蚀严重的岗平地黑土上实行草田轮作,有利于改善土壤的孔隙状况,从而改善岗平地黑土的通气有余、持水不足、易于干旱和沙化的状况。
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