Characteristic soil horizons
Soil characteristic curve
Soil Characteristic Data
soil characteristic list
Soil characteristic parameters
soil genesis
土壤化育作用
土壤发生学
土壤发生
土壤发育
成土过程
化育作用
土壤化育
Soil Genesis Characteristics
Soil genesis classification
Soil genesis properties
bare soil and soil with crop
composite soil nailing soil nailing and micro-pile
Coupled transport of soil water and soil heat
improving soil and enriching soil fortility
movement of soil water and soil salt
moving soil and improving soil fertility
Paddy soil derived from red soil
Paddy soil from red soil