soil C土壤C素
soiln.土地;土壤;污物,粪便v.弄污
soil erosionn.水土流失;土蚀
soil extract土壤浸出液,土壤浸出物,土壤提取
soil pattern土样
soil nitrate土壤硝态氮
soil aridity土壤干旱
soil genesis成土过程,土壤发生学,土壤发生
soil disease土壤病症,土壤不良
soil nitrite亚硝态氮
soil washing土壤冲刷,土壤冲蚀
soil balance土壤平衡