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  1. 1
    Background report on fertilizer use, contaminants, and regulations /
    Published 1999
    Government Document Microform Book
  2. 2
    Water-quality assessment of the Delmarva Peninsula, Delaware, Maryland, and Virginia : results of investigations, 1987-91 /
    Published 1999
    Government Document Book
  3. 3
    Soils, crops, and fertilizer use : what, how, and why guide /
    by Leonard, David K., 1941-
    Published 1980
    Government Document Book
  4. 4
    Directory, fertilizer research in the U.S. /
    by Sheldon, Victor L.
    Published 1981
    Government Document Book
  5. 5
    Primera Conferencia sobre Transferencia de Tecnologia de Fertilizantes en Puerto Rico = First Conference on Fertilizer Technology Transfer in Puerto Rico.
    Published 1982
    Government Document Conference Proceeding Book
  6. 6
    New developments in fertilizer technology.
    Published 1964
    Government Document Serial
  7. 7
    Fertilizer abstracts.
    Published 1968
    Government Document Serial
  8. 8
    Commercial fertilizers : consumption of commercial fertilizers, primary plant nutrients, and micronutrients.
    Published 1976
    Government Document Book
  9. 9
    Conversion of cattle manure into useful products /
    Government Document Book
  10. 10
    Manure harvesting practices : effects on waste characteristics and runoff /
    Published 1976
    Government Document Book
  11. 11
    Trade-offs between farm income and selected environmental indicators : a case study of soil loss, fertilizer, and land use constraints /
    by Kasal, James
    Published 1976
    Government Document Book
  12. 12
    Restrictions on using more fertilizer for food crops in developing countries : Department of State and other Federal agencies : report to the Congress /
    Published 1977
    Government Document Book
  13. 13
    Proceedings of the Geology and Food Conference, with related U.S. Geological Survey projects and a bibliography /
    by Roup, Orrier B.
    Published 1977
    Government Document Book
  14. 14
    Longleaf pine responds through age 15 to early fertilization /
    by Lewis, Clifford E.
    Published 1977
    Government Document Book
  15. 15
    Fertilization to accelerate loblolly pine foliage growth for erosion control /
    by Duffy, Paul D.
    Published 1977
    Government Document Book
  16. 16
    Fertilization and mulch improves yellow-popular growth on exposed Hartsells subsoils /
    by Francis, John K.
    Published 1977
    Government Document Book
  17. 17
    A method of manure disposal for a beef packing operation : first interim technical report /
    by Ricci, Roy
    Published 1977
    Government Document Book
  18. 18
    Bioassay of calcium cyanamide for possible carcinogenicity.
    Published 1979
    Government Document Book
  19. 19
    Growth response to fertilizer in a young aspen-birch stand /
    by Czapowskyj, Miroslaw M.
    Published 1979
    Government Document Book
  20. 20
    The effects of fertilizer made from flue gas and fly ash on selected crops and soils : summary report /
    by Master, William A.
    Published 1979
    Government Document Book
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