土壤
soil
soil
soil
土壤保持
soil conservation
soil conservation
土壤病
soil-disease
土壤承载力
bearing capacity of soil
土壤传染
soil infection
土壤的
edaphic
土壤的允许承载压力
allowable bearing force of soil; allowable soil pressure
土壤的允许耐力
allowable soil bearing strength
土壤腐蚀
soil corrosion
土壤类型
agrotype
土壤螺菌
Spirillum terriginum
土壤脓杆菌
Bacillus pyogenes soli
土壤水
soil water
土壤调理剂
soil conditioner; soil conditioners
土壤污染
soil pollution
soil pollution
土壤学
agrology; pedology
土壤之陈化
ageing of clay
土壤中氮降解
nitrogen degradation
调理细菌的
bacteriopsonic
铁细菌
iron bacteria