Search results for: Crock, J. G.

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  1. 1

    Four reference soil and rock samples for measuring element availability in the western energy regions

    Authors: Crock, J. G.
    Published: U.S. Department of the Interior, Geological Survey ; Free on application to the Branch of Distribution, U.S. Geological Survey, 1980
    Physical Description: iii, 16 pages : illustrations ; 26 cm.
    Government Document Book
  2. 2

    The determination of trace-level arsenic in geological materials by semi-automated hydride generation-atomic absorption spectroscopy

    Authors: Crock, J. G.
    Published: U.S. Department of the Interior, Geological Survey, 1981
    Physical Description: 1 volume : illustrations ; 28 cm.
    Government Document Microfilm Book
  3. 3

    The determination of trace-level antimony in geological materials by semi-automated hydride generation-atomic absorption spectroscopy

    Authors: Crock, J. G.
    Published: U.S. Department of the Interior, Geological Survey, 1981
    Physical Description: 1 volume : illustrations ; 28 cm.
    Government Document Microfilm Book
  4. 4

    Water-extractable geochemical data for native and irrigated soils from the Kendrick Reclamation Project Area, Wyoming, 1988-89

    Authors: Crock, J. G.
    Published: U.S. Department of the Interior, Geological Survey, 1991
    Physical Description: 16 leaves : maps ; 28 cm.
    Government Document Microfilm Book
  5. 5

    Listing of geochemical data and assessment of variability for soils and alfalfa of the Uncompahgre Project Area, Colorado

    Authors: Crock, J. G.
    Published: U.S. Department of the Interior, U.S. Geological Survey ; [Denver, Colo.] : [Earth Science Information Center, Open-File Reports Section, distributor], 1994
    Physical Description: 1 volume.
    Government Document Microfilm Book
  6. 6

    Application of municipal biosolids to dry-land wheat fields - a monitoring program near Deer Trail, Colorado (USA) : a presentation for an international conference: "The Future of...

    Authors: Crock, J. G.
    Published: U.S. Dept. of the Interior, U.S. Geological Survey, 2006
    Physical Description: iii, 10 pages : digital, PDF file.
    Connect to online resource - All users (Federal Depository Library Program Persistant URL)
    Government Document Electronic eBook
  7. 7

    Analytical results for agricultural soils samples from a monitoring program near Deer Trail, Colorado (USA)

    Authors: Crock, J. G.
    Published: U.S. Geological Survey, 2009
    Physical Description: iv, 147 pages : digital, PDF file.
    Connect to online resource - All users (Federal Depository Library Program Persistant URL)
    Government Document Electronic eBook
  8. 8

    Analytical results for municipal biosolids samples from a monitoring program near Deer Trail, Colorado (U.S.A.) 2010

    Authors: Crock, J. G.
    Published: U.S. Department of the Interior, U.S. Geological Survey, 2011
    Physical Description: 1 online resource (iii, 24 pages) : color illustrations, map.
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    Government Document Electronic eBook
  9. 9

    Inorganic chemical analysis of environmental materials, a lecture series

    Authors: Crock, J. G., Lamothe, P. J.
    Published: U.S. Department of the Interior, U.S. Geological Survey, 2011
    Physical Description: 1 online resource (iii, 117 pages) : color illustrations, maps.
    Connect to online resource - All users (Federal Depository Library Program Persistant URL)
    Government Document Electronic eBook
  10. 10

    Four reference soil and rock samples for measuring element availability in the western energy regions

    Authors: Crock, J. G., Severson, R. C. (Ronald Charles), 1945-
    Published: United States Department of the Interior, Geological Survey, 1980
    Physical Description: 1 online resource (iii, 16 pages) : illustrations.
    Connect to online resource - All users (Federal Depository Library Program Persistant URL)
    Government Document Electronic eBook
  11. 11

    Biosolids, soil, crop, ground-water, and streambed-sediment data for a biosolids-application area near Deer Trail, Colorado, 2001

    Authors: Yager, Tracy J. B., Smith, David B. (David Burl), 1948-, Crock, J. G.
    Published: U.S. Department of the Interior, U.S. Geological Survey, 2004
    Physical Description: 1 online resource (vii, 69 pages) : maps, illustrations.
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    Government Document Electronic eBook
  12. 12

    Automated determination of total selenium in rocks, soils, and plants

    Authors: Briggs, P. H. (Paul Hercal), 1947-
    Published: U.S. Department of the Interior, Geological Survey, 1986
    Other Authors: “…Crock, J. G.…”
    Physical Description: 1 volume : illustrations ; 28 cm.
    Government Document Microfilm Book
  13. 13

    Element concentrations and trends for moss, lichen, and surface soils in and near Denali National Park and Preserve, Alaska

    Published: U.S. Department of the Interior, U.S. Geological Survey : [Books and Open-File Reports Section, distributor], 1992
    Other Authors: “…Crock, J. G.…”
    Physical Description: 6 unnumbered pages, 149 leaves : illustrations, map ; 28 cm.
    Government Document Microfilm Book
  14. 14

    Nitrogen-loading capacities of some clinoptilolite-rich rocks

    Authors: Desborough, George A.
    Published: U.S. Department of the Interior, U.S. Geological Survey, 1996
    Other Authors: “…Crock, J. G.…”
    Physical Description: 1 volume.
    Government Document Microfilm Book
  15. 15

    Cu, Zn, and Pb exchange capacities of clinoptilolite-rich rocks in low Ca and low K acidic water

    Authors: Desborough, George A.
    Published: U.S. Department of the Interior, U.S. Geological Survey, 1997
    Other Authors: “…Crock, J. G.…”
    Physical Description: i, 8 leaves : illustrations ; 28 cm.
    Government Document Microfilm Book
  16. 16

    Potential use of clinoptilolite-rich rocks for capture and retention of soluble lead in aqueous systems such as soils, contaminated drainages, and waste water

    Authors: Desborough, George A.
    Published: U.S. Department of the Interior, U.S. Geological Survey, 1996
    Other Authors: “…Crock, J. G.…”
    Physical Description: 14 leaves : illustrations ; 28 cm.
    Government Document Microfilm Book
  17. 17

    Regional geochemical results from the analyses of rock, water, soil, stream sediment, and vegetation samples : Fortymile River Watershed, east-central, Alaska

    Published: U.S. Department of the Interior, U.S. Geological Survey : Books and Open-File Reports [distributor], 1999
    Other Authors: “…Crock, J. G.…”
    Physical Description: 82 pages : illustrations, map ; 28 cm.
    Government Document Microfilm Book
  18. 18

    Regional geochemical results from the analyses of rock, water, soil, stream sediment, and vegetation samples : Fortymile River Watershed, east-central, Alaska, 1998 sampling

    Published: U.S. Dept. of the Interior, U.S. Geological Survey : Books and Open-File Reports [distributor], 2000
    Other Authors: “…Crock, J. G.…”
    Connect to online resource - All users (Federal Depository Library Program Persistant URL)
    Government Document Electronic eBook
  19. 19

    Results of elemental and stable isotopic measurements, and dietary composition of Arctic grayling (Thymallus arcticus) collected in 2000 and 2001 from the Fortymile River Watershed...

    Published: U.S. Dept. of the Interior, U.S. Geological Survey, 2003
    Other Authors: “…Crock, J. G.…”
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    Government Document Electronic eBook
  20. 20

    Regional geochemical results from the reanalysis of NURE stream sediment samples - Eagle 3° Quadrangle, east-central Alaska

    Published: U.S. Geological Survey, 2007
    Other Authors: “…Crock, J. G.…”
    Physical Description: iv, 35 pages : digital, PDF file.
    Connect to online resource - All users (Federal Depository Library Program Persistant URL)
    Government Document Electronic eBook