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  1. The effect of manganese compounds on soils and plants ...
    By: Deatrick, Eugene Peyton,
    Publication info: Ithaca, N.Y.,1919
    Contributed by: Library of Congress
    Subjects: Effect of manganese on  Plants  Soils  
    BHL Collections: Library of Congress
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  2. Effects of manganese and manganese-nitrogen applications on growth and nutrition of Douglas-fir seedlings /
    By: Radwan, M. A., - DeBell, Dean S. - Shumway, John S. - Pacific Northwest Forest and Range Experiment Station (Portland, Or.) - United States.
    Publication info: Portland, Or. :Pacific Northwest Forest and Range Experiment Station, U.S. Dept. of Agriculture, Forest Service,1979.
    Contributed by: U.S. Department of Agriculture, National Agricultural Library
    Subjects: Douglas fir  Effect of manganese on  Effect of nitrogen on  Fertilization  Forest soils  Nitrogen fertilizers  Plants  
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