"us-department-agriculture-national-laboratory-agriculture-environment" . "US Department of Agriculture National Laboratory for Agriculture and the Environment"^^ . "http://www.ars.usda.gov/main/site_main.htm?modecode=50-30-15-00"^^ . "federal" . . . _:genid1 . _:genid1 . _:genid1 . _:genid1 . _:genid1 . _:genid2 . _:genid2 . _:genid2 . _:genid2 . _:genid2 .