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  1. Alkaline industrial by-product effects on plant growth in acidic-contaminated soil systems /
    By: Dollhopf, D. J. - Mehlenbacher, Joel Thomas.
    Publication info: Bozeman, Mont.Reclamation Research Unit, Department of Land Resources and Environmental Sciences, Montana State University,2002.
    Contributed by: Montana State Library (archive.org)
    Subjects: By-products  Effect of soil acidity on  Lime  Mineral industries  Plants  Soil pollution  Tailings (Metallurgy)  
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  2. Special reports ... 1907
    By: Prince, Edward E.
    Publication info: Ottawa :Govt. Print. Bureau,1907.
    Contributed by: Canadiana.org (archive.org)
    Subjects: By-products  Fisheries  Marine fishes  Migration  
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