AGRORDF National Agricultural Library Thesaurus Source
http://www.agroxml.de/rdf/vocabulary/general#WeatherStation http://lod.nal.usda.gov/nalt/26658 LOOM
http://www.agroxml.de/rdf/vocabulary/workprocess#SoilSampling http://lod.nal.usda.gov/nalt/63345 LOOM
http://www.agroxml.de/rdf/vocabulary/general#Magnesium http://lod.nal.usda.gov/nalt/6422 LOOM
http://www.agroxml.de/rdf/vocabulary/general#SoilTexture http://lod.nal.usda.gov/nalt/26740 LOOM
http://www.agroxml.de/rdf/vocabulary/general#SoilSampling http://lod.nal.usda.gov/nalt/63345 LOOM
http://www.agroxml.de/rdf/vocabulary/general#Classification http://lod.nal.usda.gov/nalt/26658 LOOM
http://www.agroxml.de/rdf/vocabulary/general#Chromium http://lod.nal.usda.gov/nalt/25802 LOOM