. "FloodFrequency"@en . _:b12050 . _:b12048 . . _:b12046 . _:b12050 . _:b12051 . _:b12046 . _:b12050 . "Guidelines for Soil Description issued by the FAO: table 174"@en . _:b12051 . _:b12046 _:b12047 . _:b12051 . _:b12043 _:b12048 . _:b12050 . _:b12051 . _:b12046 . _:b12047 _:b12043 . _:b12043 . _:b12048 .