_:b11837 . _:b11833 _:b11829 . _:b11837 . _:b11829 _:b11834 . _:b11832 . _:b11836 . _:b11836 . . "Geology"@en . . _:b11829 . _:b11836 . _:b11837 . _:b11834 . _:b11832 . _:b11834 . _:b11837 . "Guidelines for Soil Description issued by the FAO: table 12"@en . _:b11832 _:b11833 . _:b11832 . _:b11836 .