distributed dynamic model of soil water
agrochemical characteristics of soil
agricultural use of night soil
agricultural area at the typical hilly of red soil
Adjustment of soil acidity
additional stress of soil
actuality of soil and water conservation
activity of soil enzyme
activities of soil enzymes
activeness of the enzyme in soil
activation of soil enzyme
act results in the washaway of soil and water
Acid-extraction of soil hydrocarbon
acid red soil of south China
acid buffering capacity of soil
accumulation of soil salt