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Showing 1 - 20 results of 62 for search '"Agricultural ecology United States."', query time: 0.42s Refine Results
  1. 1
    Agroecosystem pilot field program plan - 1993 /
    by Campbell, C. L. (C. Lee)
    Published 1994
    Subjects: “...Agricultural ecology United States....”
    Government Document Microform Book
  2. 2
    Agroecosystem pilot field program plan - 1992 /
    by Campbell, C. L. (C. Lee)
    Published 1994
    Subjects: “...Agricultural ecology United States....”
    Government Document Microform Book
  3. 3
    Ecological agrarian : agriculture's first evolution in 10,000 years /
    Subjects: “...Agricultural ecology United States....”
    Book
  4. 4
    Report.
    Published 1973
    Subjects: “...Agricultural ecology United States....”
    Serial
  5. 5
    Meeting the expectations of the land : essays in sustainable agriculture and stewardship /
    Published 1984
    Subjects: “...Agricultural ecology United States....”
    Book
  6. 6
    Controlled ecological life support system higher plant flight experiments /
    by Wheeler, R. M.
    Published 1984
    Subjects: “...Agricultural ecology United States....”
    Government Document Book
  7. 7
    Control and modeling of a CELSS (Controlled Ecological Life Support System) /
    Published 1983
    Subjects: “...Agricultural ecology United States....”
    Government Document Book
  8. 8
    New roots for agriculture /
    by Jackson, Wes, 1936-
    Published 1985
    Subjects: “...Agricultural ecology United States....”
    Book
  9. 9
    Farming in nature's image : an ecological approach to agriculture /
    by Soule, Judith D.
    Published 1992
    Subjects: “...Agricultural ecology United States....”
    Book
  10. 10
    Agroecosystem 1992 pilot project plan : (April 3, 1992) /
    Published 1993
    Subjects: “...Agricultural ecology United States....”
    Government Document Microform Book
  11. 11
    Environmental Monitoring and Assessment Program : agroecosystem 1992 pilot project plan : project summary /
    Published 1994
    Subjects: “...Agricultural ecology United States....”
    Government Document Microform Book
  12. 12
    Environmental Monitoring and Assessment Program : arid ecosystems 1992 pilot report : project summary.
    by Franson, Susan E., 1953-
    Published 1994
    Subjects: “...Agricultural ecology United States....”
    Government Document Book
  13. 13
    Agrarian landscapes in transition : comparisons of long-term ecological and cultural change /
    Published 2008
    Subjects: “...Agricultural ecology United States....”
    Book
  14. 14
    Agricultural productivity and environmental quality : joint hearings before the Subcommittee on Natural Resources and Environment of the Committee on Science and Technology and the Subcommittee on Conservation and Credit of the Committee on Agriculture, U.S. House of Representatives, Ninety-sixth Congress, first session, July 25, 26, 1979.
    Published 1980
    Subjects: “...Agricultural ecology United States....”
    Connect to the full text of this electronic book
    Government Document eBook
  15. 15
    New roots for agriculture /
    by Jackson, Wes, 1936-
    Published 1980
    Subjects: “...Agricultural ecology United States....”
    Book
  16. 16
    The wealth in wetlands /
    Published 1991
    Subjects: “...Agricultural ecology United States....”
    Video VHS
  17. 17
    Productive agriculture & a quality environment : food production, living, recreation, the rural-urban interface.
    Published 1974
    Subjects: “...Agricultural ecology United States....”
    Book
  18. 18
    Environmental impacts of agricultural production activities /
    by Canter, Larry W.
    Published 1986
    Subjects: “...Agricultural ecology United States....”
    Book
  19. 19
    Bee pollination in agricultural ecosystems /
    Published 2008
    Subjects: “...Agricultural ecology United States....”
    Book
  20. 20
    Impact of air pollutants on agriculture productivity : joint hearing before the Subcommittee on Natural Resources, Agriculture Research, and Environment of the Committee on Science and Technology, and the Subcommittee on Department Operations, Research, and Foreign Agriculture of the Committee on Agriculture, U.S. House of Representatives, Ninety-seventh Congress, first session, July 9, 1981.
    Published 1982
    Subjects: “...Agricultural ecology United States....”
    Connect to the full text of this electronic book
    Government Document eBook
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