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  1. The influence of hydrologic fluctuations and peat oxia on the phosphorus and nitrogen dynamics of a conifer swamp / [report prepared by Kevin J. Devito and Peter J. Dillon].
    By: Devito, Kevin John,
    Publication info: [Toronto] :Ontario Environment,1992.
    Contributed by: Ontario Ministry of the Environment (archive.org)
    Subjects: Conifers  Environmental aspects  Nitrogen  Ontario  Phosphorus  Runoff  Swamps  
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  2. Reproduction on cut-over swamplands in the Upper Peninsula of Michigan /
    By: Zasada, Z. - Lake States Forest Experiment Station (Saint Paul, Minn.)
    Publication info: St. Paul, Minn. :Division of Forest Management, Lake States Forest Experiment Station, U.S. Dept. of Agriculture--Forest Service,[1952]
    Contributed by: U.S. Department of Agriculture, National Agricultural Library
    Subjects: Forest management  Growth  Michigan  Swamps  Trees  Upper Peninsula  
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  3. Value of swamp lands; or, How to make unproductive black soils more valuable.
    By: German Kali Works.
    Publication info: [New York]German Kali Works,1907.
    Contributed by: University of California Libraries (archive.org)
    Subjects: Potash  Swamps  
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