http://www.loc.gov/mods/v3 http://www.loc.gov/standards/mods/v3/mods-3-2.xsd
Journal of agricultural research, Volume 43
1 online resource (vi+1,129+illus. pages)
Series of reports presenting results of research on various agricultural and related scientific topics. Reports were variously issued monthly, semimonthly, and weekly.
Electronic reproduction. [Bethesda, Md.] : ProQuest, 2014. digital, PDF file. ProQuest U.S. Executive Branch Documents Mode of access: World Wide Web via ProQuest website.