Average specific water yield
Effective Specific Water Flowrate
Specific retention of litter
specific retention volume
SPECIFIC RETENTION VOLUME METHOD
specific water capacities
Specific water capacity
specific water conductivity
specific water evaporation
water specific capacity
Alkaline water retention capacity
anti-drought and water-retention technology
drought resisting and water retention
Drought resisting water retention agent
Dry farming and water retention measure
expelling water retention by purgation