Search results for: Robertson, Lynn Shelby, 1916-

Showing 21 - 40 results of 46 Refine Results
  1. 21

    Phosphorus, pollutant and essential plant food element

    Authors: Robertson, Lynn Shelby, 1916-, Christenson, Donald R.
    Published: Cooperative Extension Service, Michigan State University, 1985
    Physical Description: 1 online resource (4 pages).
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  2. 22

    Understanding sediments : problems and solutions

    Authors: Robertson, Lynn Shelby, 1916-, Pierce, F. J. (Francis J.)
    Published: Cooperative Extension Service, Michigan State University, 1985
    Physical Description: 1 online resource (4 unnumbered pages).
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  3. 23

    Essential secondary elements : magnesium

    Authors: Robertson, Lynn Shelby, 1916-, Christenson, Donald R., Warncke, D. D.
    Published: Cooperative Extension Service, Michigan State University, 1979
    Physical Description: 1 online resource (3 pages, 1 unnumbered page).
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  4. 24

    Test levels in soil profiles of Michigan corn fields

    Authors: Robertson, Lynn Shelby, 1916-, Mokma, D. L., Warncke, D. D.
    Published: Michigan State University, Agricultural Experiment Station, 1975
    Physical Description: 1 online resource (7 pages, 1 unnumbered pages).
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    Electronic Book
  5. 25

    Plant-available calcium, magnesium and sulfur levels in soils used for corn production in Michigan

    Authors: Robertson, Lynn Shelby, 1916-, Mokma, D. L., Warncke, D. D.
    Published: Michigan State University, Agricultural Experiment Station, 1975
    Physical Description: 1 online resource (5 pages, 1 unnumbered pages) : illustrations.
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    Electronic Book
  6. 26

    Test levels in profiles of two soils producing world-record corn yields

    Authors: Robertson, Lynn Shelby, 1916-, Warncke, D. D., Mokma, D. L.
    Published: Michigan State University, Agricultural Experiment Station, 1978
    Physical Description: 1 online resource (3 pages, 1 unnumbered pages) : 1 illustration, 1 map.
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    Electronic Book
  7. 27

    Extractable heavy metal levels in the profiles of soils used for corn production

    Authors: Mokma, D. L., Knezek, Bernard D., Robertson, Lynn Shelby, 1916-
    Published: Michigan State University, Agricultural Experiment Station, 1980
    Physical Description: 1 online resource (7 pages, 1 unnumbered pages) : 1 illustration, 1 map.
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  8. 28

    Soil organic matter levels in corn fields as related to soil management groups

    Authors: Mokma, D. L., Robertson, Lynn Shelby, 1916-, Jantawat, Somjate, 1935-
    Published: Michigan State University, Agricultural Experiment Station, 1976
    Physical Description: 1 online resource (4 unnumbered pages).
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  9. 29

    The Ferden farm report. Part III, Soil management for soybeans, 1946-1970

    Authors: Robertson, Lynn Shelby, 1916-, Cook, Ray Lewis, Davis, J. F. (John Frederick), 1908-1975
    Published: Michigan State University, Agricultural Experiment Station, 1977
    Physical Description: 1 online resource (7 pages, 1 unnumbered pages) : illustrations.
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  10. 30

    Visual symptoms, causes and remedies of bad soil structure

    Authors: Robertson, Lynn Shelby, 1916-, Erickson, A. E. (Anton Earl), 1919-2003, Christenson, Donald R.
    Published: Michigan State University, Agricultural Experiment Station, 1976
    Physical Description: 1 online resource (7 pages, 1 unnumbered pages) : illustrations.
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  11. 31

    The Ferden farm report, 1926-1970. Part I, Soil management ; soil fertility

    Authors: Robertson, Lynn Shelby, 1916-, Cook, Ray Lewis, Davis, J. F. (John Frederick), 1908-1975
    Published: Michigan State University, Agricultural Experiment Station, 1976
    Physical Description: 1 online resource (11 pages, 1 unnumbered page) : illustrations.
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  12. 32

    The Michigan State University Soil Science Department, 1909-1969 : a historical narrative

    Published: [publisher not identified], 1988
    Other Authors: “…Robertson, Lynn Shelby, 1916-…”
    Physical Description: v, 196 pages : illustrations, portraits ; 29 cm
    Book
  13. 33

    Tile drainage for improved crop production

    Published: Cooperative Extension Service, Michigan State University, 1979
    Other Authors: “…Robertson, Lynn Shelby, 1916-…”
    Physical Description: 11 pages : illustrations.
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    Electronic eBook
  14. 34

    Understanding the MSU soil test report : results and recommendations

    Authors: Warncke, D. D.
    Published: Cooperative Extension Service, Michigan State University, 1976
    Other Authors: “…Robertson, Lynn Shelby, 1916-…”
    Physical Description: 3 pages, 1 unnumbered page.
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    Electronic eBook
  15. 35

    No till corn. 3, Soils

    Published: Cooperative Extension Service, Michigan State University, 1983
    Other Authors: “…Robertson, Lynn Shelby, 1916-…”
    Physical Description: 8 unnumbered pages : illustrations.
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    Electronic eBook
  16. 36

    No till corn. 3, Soils

    Published: Cooperative Extension Service, Michigan State University, 1976
    Other Authors: “…Robertson, Lynn Shelby, 1916-…”
    Physical Description: 8 unnumbered pages : illustrations.
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    Electronic eBook
  17. 37

    Sampling soils for fertilizer and lime recommendations

    Authors: Shickluna, John C., 1923-
    Published: Cooperative Extension Service, Michigan State University, 1985
    Other Authors: “…Robertson, Lynn Shelby, 1916-…”
    Physical Description: 3 pages, 1 unnumbered page : illustrations.
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    Electronic eBook
  18. 38

    Soil sampling for no-till and conservation tillage crops

    Authors: Meints, V. W.
    Published: Cooperative Extension Service, Michigan State University, 1983
    Other Authors: “…Robertson, Lynn Shelby, 1916-…”
    Physical Description: 2 unnumbered pages : 1 illustration.
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  19. 39

    Conservation tillage

    Authors: Cook, W. J.
    Published: Cooperative Extension Service, Michigan State University, 1979
    Other Authors: “…Robertson, Lynn Shelby, 1916-…”
    Physical Description: 7 pages, 1 unnumbered page : illustrations.
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    Electronic
  20. 40

    Robert G. White papers, 1969, 1971.

    Other Authors: “…Robertson, Lynn Shelby, 1916-…”
    Physical Description: 0.1 cubic feet (2 folders)
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