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- Collection:
- Agricultural Communications Documentation Center (ACDC)
- Contributers:
- Waggoner, Paul E. (author / University of Connecticut)
- Format:
- Journal article
- Publication Date:
- 1976
- Published:
- USA
- Location:
- Agricultural Communications Documentation Center, Funk Library, University of Illinois Box: Byrnes2 Document Number: C12194
- Journal Title:
- Agricultural History
- Journal Title Details:
- 50(1) : 230-247
- Notes:
- Francis C. Byrnes Collection
- Collection:
- Agricultural Communications Documentation Center (ACDC)
- Contributers:
- Alves, Eliseu (author)
- Format:
- Report
- Publication Date:
- 1976
- Published:
- Brazil
- Location:
- Agricultural Communications Documentation Center, Funk Library, University of Illinois Box: Byrnes2 Document Number: C12274
- Notes:
- Francis C. Byrnes Collection, Translation of a paper prepared for Empresa Brasileira de Pesquisa Agropecuaria (EMBRAPA), Brazil. 21 p.