[名词解释] 土壤干旱(soil drought)
[名词解释] 土壤多糖 soil polysaccharide
[名词解释] 土壤结构(soil structure)
[名词解释] 土壤质地(soil texture)
[名词解释] 土壤酸度(soil acidity)
[名词解释] 草原土壤(steppe soil)
[名词解释] 土壤酶学 soil enzymology
[名词解释] 土壤的粒组(soil separates)
[名词解释] 土壤富集法 soil enrichment method
[名词解释] 土壤环流术 soil perfusion technique