WRBSpecifierValue

-- Name -- WRB specifiers

list of possible specifiers. The allowed values for this code list comprise only the values specified in “World reference base for soil resources 2006, first update 2007”. -- Description -- SOURCE <i>World reference base for soil resources 2006</i>, <i>first update 2007</i>, World Soil Resources Reports No. 103, Food and Agriculture Organization of the United Nations, Rome, 2007. Specifiers are name elements in WRB restricting the meaning of qualifiers.