infiltration  search
RTsoils
 ground water
 recharge
 hydrology
 imbibition
 unsaturated zone
 water regimes
 Green-Ampt model
 DRAINMOD
 Richards equation
 infiltrometers
 percolation
 waterlogging
infiltration galleries  search
RTground water
 underground channels
SNAdded to Thesaurus in 1981.