http://www.loc.gov/mods/v3 http://www.loc.gov/standards/mods/v3/mods-3-2.xsd
Ohio Agricultural Research and Development Center
ix, 186 pages, 3 unnumbered pages, 71 folded pages of plates : illustrations, maps (some color) ; 28 cm.
United States Department of Agriculture, Soil Conservation Service ; in cooperation with the Ohio Department of Natural Resources, Division of Lands and Soil ; and the Ohio Agricultural Research and Development Center.