soil moisturesoil moisture characteristics curvesoil moisture deficitsoil moisture suctionsoil moisture tensionsoil originsoil overburdensoil pipesoil pressuresoil profilesoil propertysoil radiationsoil saving damsoil settlementsoil solutionsoil speciesoil stabilizationsoil strengthsoil structuresoil surveysoil temperaturesoil testsoil textsoil transportsoil treatmentsoil typesoil watersoldersolder fittingsolderingsoldiersoldier beamsolidsolid colorsolid floorsolid jetsolid mechanicssolid slabsolid solutionsolid statesolid type bucketsolid wallsolidificationsolidifysolidifying pointsoliditysolifluctionsolitary wavesolubilitysolum