"Code list for StructureGradeValue - codelist class"@en . . _:b11630 _:b11631 . _:b11634 . _:b11632 _:b11633 . . "This code list provides the StructureGradeValue."@en . _:b11630 . _:b11634 . _:b11631 . _:b11630 . "Guidelines for Soil Description issued by the FAO: table 47" . _:b11631 _:b11632 . _:b11632 . _:b11633 _:b11634 . . _:b11633 .