黑垆土是我国西北黄土侵蚀地区主要的地带性土类，也是一种古老的耕种土壤。
The dark loessial soil (Heilutu) is not only a main zonal soil group in the loess plateau of northwestern China, but an ancient cultivated soil.
黑垆土是我国西北黄土侵蚀地区主要的地带性土类，也是一种古老的耕种土壤。
The dark loessial soil (Heilutu) is not only a main zonal soil group in the loess plateau of northwestern China, but an ancient cultivated soil.
应用推荐