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  1. 1
    The fixation of nitrogen in Colorado soils the distribution of the nitrates and their relation to the alkalis /

    The fixation of nitrogen in Colorado soils the distribution of the nitrates and their relation to the alkalis / by Headden, William P. (William Parker), 1850-1932

    Published 1913
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  2. 2
    The fixation of nitrogen in some Colorado soils

    The fixation of nitrogen in some Colorado soils by Headden, William P. (William Parker), 1850-1932

    Published 1910
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  3. 3
    Bacteriological studies of the fixation of nitrogen in certain Colorado soils

    Bacteriological studies of the fixation of nitrogen in certain Colorado soils by Sackett, Walter G. (Walter George), 1880-

    Published 1911
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  4. 4
    The fixation of nitrogen in some Colorado soils a further study /

    The fixation of nitrogen in some Colorado soils a further study / by Headden, William P. (William Parker), 1850-1932

    Published 1910
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  5. 5
    Nitrogen sources and cycling in natural waters /

    Nitrogen sources and cycling in natural waters / by Brezonik, Patrick L.

    Published 1973
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  6. 6
    Nitrogen sources and transformations

    Nitrogen sources and transformations by Barbarick, K. A.

    Published 2006
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  7. 7
    Rate of woody residue incorporation into northern Rocky Mountain forest soils /

    Rate of woody residue incorporation into northern Rocky Mountain forest soils / by Harvey, A. E., Larsen, Michael J., Jurgensen, Martin F.

    Published 1981
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  8. 8
    The Role of the genus Ceanothus in western forest ecosystems /

    The Role of the genus Ceanothus in western forest ecosystems /

    Published 1985
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  9. 9
    Exogenous electricity flowing through cyanobacterial photosystem I drives CO<sub>2 </sub>valorization with high energy efficiency

    Exogenous electricity flowing through cyanobacterial photosystem I drives CO<sub>2 </sub>valorization with high energy efficiency

    Published 2021
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  10. 10
    The role of nitrogen fixing bacteria in soil fertility /

    The role of nitrogen fixing bacteria in soil fertility / by Reusser, H. W.

    Published 1937
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  11. 11
    Estimation of nitric and nitrous nitrogen in soils /

    Estimation of nitric and nitrous nitrogen in soils / by Fraps, G. S. (George Stronach), 1876-

    Published 1931
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  12. 12
    The fixation of nitrogen in Colorado soils a study of the Wellington district, Larimer County, Colorado /

    The fixation of nitrogen in Colorado soils a study of the Wellington district, Larimer County, Colorado / by Headden, William P. (William Parker), 1850-1932

    Published 1921
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  13. 13
    Fixation of nitrogen in Colorado soils occurrence of nitrates on rocks /

    Fixation of nitrogen in Colorado soils occurrence of nitrates on rocks / by Headden, William P. (William Parker), 1850-1932

    Published 1922
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  14. 14
    Nitrogen sources and transformations

    Nitrogen sources and transformations by Barbarick, K. A.

    Published 1981
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  15. 15
    Industrial wage rates, labor cost, and price policies [a series of case studies].

    Industrial wage rates, labor cost, and price policies [a series of case studies].

    Published 1940
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  16. 16
    The basing point problem

    The basing point problem

    Published 1941
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