USA: Natural Resources Conservation Service, U.S. Department of Agriculture, Washington, D.C.
Location:
Agricultural Communications Documentation Center, Funk Library, University of Illinois Box: 163 Document Number: C27091
Notes:
M007. 11 pages., Produced by the National Association of Conservation Districts, Natural Resources Conservation Service and the National Association of State Conservation Agencies.
Agricultural Communications Documentation Center, Funk Library, University of Illinois Document Number: C19676
Notes:
Pages 125-147 in Steven Wolf and David Zilberman (eds.), Knowledge generation and technical change: institutional innovation in agriculture. Kluwer Academic Publishers, Boston, Massachusetts. 371 pages.