土壤耕作 soil cultivation?
土壤退化 soil degradation?
土壤密度 soil density?
土壤侵蚀 soil denudation?
土壤消毒 soil desinfection?
土壤发育 soil development?
土壤消毒剂 soil disinfectant?
土壤分散 soil dispersion?
土壤排水 soil draining?
撒布肥土 soil dressing?
土壤动力学 soil dynamics?
土壤侵蚀图 soil erosion map?
土壤退化 soil degradation?
土壤密度 soil density?
土壤侵蚀 soil denudation?
土壤消毒 soil desinfection?
土壤发育 soil development?
土壤消毒剂 soil disinfectant?
土壤分散 soil dispersion?
土壤排水 soil draining?
撒布肥土 soil dressing?
土壤动力学 soil dynamics?
土壤侵蚀图 soil erosion map?
土壤蒸发 soil evaporation?
土壤演变 soil evolution?
土壤耗竭 soil exhaustion?
土壤甸 soil exploration?
土壤浸出物 soil extract?
土壤因素 soil factor?
土科 soil family?
土壤动物区系 soil fauna?
土壤肥力 soil fertility?
土壤植物区系 soil flora?
成土过程 soil formation?
土壤形成因素 soil forming factor?
土壤形成过程 soil forming processes?
土壤冻结 soil freezing?
土壤发生 soil genesis?
土壤属 soil genus?
土壤地理学 soil geography?
土壤地球化学 soil goechemistry?
土壤差异性 soil heterogeneity?
土层 soil horizon?
土质识别程序 soil identification program?
改进 soil improvement?
原生土 soil in situ?
土壤指数 soil index?
土工学 soil ingineering?
土壤接种 soil inoculation?
土壤甸 soil investigation?
土壤评价 soil judging?
土层 soil layer?
土壤管理 soil management?