Of course, you can only use the mountain soil nowadays. "only the mountain soils are safe for pigs, most other soil is now too polluted."
这一切又都那么经济，当然，现在只能用山上的土壤才安全，因为大多数土壤现在已经被过分污染了。
The lateritic red earth and red earth are abundant in Fujian mountains that represent the characteristics of the subtropics mountain soils in China.
福建具有丰富的山地赤红壤和红壤资源 ，且在我国亚热带山地土壤中具有代表性。
This research was about the law of slope-directive variation of mountain soils in the northern Henduanshan Mountains and the eastern of Jinsha River.
本文研究了横断山区北段金沙江以东山地土壤的坡向性分异规律。
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