total potentialtotal potential of soil watertotal pressuretoxicitytrace elementstraffic pantransitional soiltransported soiltrash farmingtree tip moundtree tip pittriaxial shear testtrioctahedraltropeptstruncatedtufftundratundra soilsudalfsudandsudertsudicudollsudultsultimate particlesultisolsultramicroporesumbreptsumbric epipedonunaccommodatedunconformityunderfit streamunderground runoffundifferentiated b fabricundifferentiated groupundulatingundulic plasmic fabricunidimensional shrinkageunit structureunitary shrinkageuniversal soil loss equationunsaturated flowupper plastic limiturban landusleustalfsustandsustertsusticustolls
