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  1. Studies of sulfur in relation to the soil solution,
    By: Powers, W. L.
    Publication info: Berkeley, Calif.,University of California Press,1927.
    Contributed by: University of California, Davis Libraries (archive.org)
    Subjects: Effect of sulfates on  Plants  Soils  Sulfur  
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  2. Vegetative characteristics of five forest types across a Lake States sulfate deposition gradient /
    By: Ohmann, L. F. - North Central Forest Experiment Station (Saint Paul, Minn.)
    Publication info: St. Paul, Minn. :U.S. Dept. of Agriculture, Forest Service, North Central Forest Experiment Station,1994.
    Contributed by: U.S. Department of Agriculture, National Agricultural Library
    Subjects: Acid deposition  Effect of sulfates on  Environmental aspects  Forest surveys  Forests and forestry  Lake states  Plants  
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