See http://www.nrcs.usda.gov/wps/portal/nrcs/detail/soils/planners/?cid=nrcs142p2_054184. Soil Soil horizon A taxonomy containing terms describing soil horizons. A vocabulary for describing types of taxonomies from which descriptive terms used in an ODM2 database have been drawn. Taxonomic classifiers provide a way to classify Results and Specimens according to terms from a formal taxonomy. ODM2 Working Group ODM2 Taxonomic Classifier Type Controlled Vocabulary Water quality A taxonomy containing terms associated with water quality variables or processes. Originally from CUAHSI HIS GeneralCategoryCV. See http://his.cuahsi.org/mastercvreg/edit_cv11.aspx?tbl=GeneralCategoryCV. A taxonomy containing terms associated with lithology. Lithology Originally from CUAHSI HIS GeneralCategoryCV. See http://his.cuahsi.org/mastercvreg/edit_cv11.aspx?tbl=GeneralCategoryCV. Instrumentation A taxonomy containing terms associated with instrumentation and instrument properties such as battery voltages, data logger temperatures, often useful for diagnosis. A taxonomy containing terms describing rocks. Rock A taxonomy containing terms associated with hydrologic variables or processes. Originally from CUAHSI HIS GeneralCategoryCV. See http://his.cuahsi.org/mastercvreg/edit_cv11.aspx?tbl=GeneralCategoryCV. Hydrology Soil A taxonomy containing terms describing soil texture. Soil texture See http://www.nrcs.usda.gov/wps/portal/nrcs/detail/soils/planners/?cid=nrcs142p2_054184. A taxonomy containing terms associated with soil variables or processes Soil Originally from CUAHSI HIS GeneralCategoryCV. See http://his.cuahsi.org/mastercvreg/edit_cv11.aspx?tbl=GeneralCategoryCV. A taxonomy containing terms associated with the climate, weather, or atmospheric processes. Climate Originally from CUAHSI HIS GeneralCategoryCV. See http://his.cuahsi.org/mastercvreg/edit_cv11.aspx?tbl=GeneralCategoryCV. A taxonomy containing terms associated with geology or geological processes. Originally from CUAHSI HIS GeneralCategoryCV. See http://his.cuahsi.org/mastercvreg/edit_cv11.aspx?tbl=GeneralCategoryCV. Geology Biology A taxonomy containing terms associated with biological organisms. A taxonomy containing terms associated with chemistry, chemical analysis or processes. Chemistry Originally from CUAHSI HIS GeneralCategoryCV. See http://his.cuahsi.org/mastercvreg/edit_cv11.aspx?tbl=GeneralCategoryCV. Soil color Soil A taxonomy containing terms describing soil color. See http://www.nrcs.usda.gov/wps/portal/nrcs/detail/soils/planners/?cid=nrcs142p2_054184. See http://www.nrcs.usda.gov/wps/portal/nrcs/detail/soils/planners/?cid=nrcs142p2_054184. Soil structure A taxonomy containing terms describing soil structure. Soil