http://www.loc.gov/mods/v3 http://www.loc.gov/standards/mods/v3/mods-3-2.xsd
Quarterly report on prevalence of smut disease in wheat. Reports include data on wheat shipments inspected, and shipments found infected with smut, by wheat variety and selected locality. Beginning in 1929, an annual summary is also issued presenting data for current and selected previous crop years.
Electronic reproduction. [Bethesda, Md.] : ProQuest, 2014. digital, PDF file. ProQuest U.S. Executive Branch Documents Mode of access: World Wide Web via ProQuest website.