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  1. 1
    Membrane-micelle model for humus in soils and sediments and its relation to humification

    Membrane-micelle model for humus in soils and sediments and its relation to humification by Wershaw, R. L.

    [Washington, D.C.] : Denver, CO : U.S. G.P.O. ; For sale by U.S. Geological Survey, Map Distribution, 1994
    Format: Government Document Book


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  2. 2
    The biological transformation of waste forest biomass to humus for use as an agricultural soil amendment

    The biological transformation of waste forest biomass to humus for use as an agricultural soil amendment by McNaughton, Andrew

    Ottawa, Ont. : Stake Technology Ltd., 1980
    Format: Book


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  3. 3
    Membrane-micelle model for humus in soils and sediments and its relation to humification

    Membrane-micelle model for humus in soils and sediments and its relation to humification by Wershaw, R. L.

    [Washington, D.C.] : Denver, CO : U.S. G.P.O. ; For sale by U.S. Geological Survey, Map Distribution, 1994
    Format: Government Document Book


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  4. 4
    Membrane-micelle model for humus in soils and sediments and its relation to humification

    Membrane-micelle model for humus in soils and sediments and its relation to humification by Wershaw, R. L.

    [Washington, D.C.?] : Denver, CO : U.S. G.P.O. ; For sale by U.S. Geological Survey, Map Distribution, 1994
    Format: Government Document Book


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  5. 5
    The formation of vegetable mould through the action of worms, with observations on their habits

    The formation of vegetable mould through the action of worms, with observations on their habits by Darwin, Charles, 1809-1882

    New York : Chesham : New York University Press ; Combined Academic [distributor], 2010
    Format: Book


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