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  1. Breeding-bird populations in the jack pine and mixed jack pine/deciduous stands in central Ontario /
    By: James, Ross, - Peck, Mark K. - Royal Ontario Museum.
    Publication info: Toronto :Royal Ontario Museum,c1995.
    Contributed by: Royal Ontario Museum (archive.org)
    Subjects: Bird populations  Birds  Ecology  Forest birds  Forest management  Jack pine  Ontario  
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  2. The spruce budworm /
    By: Brown, R. C.
    Publication info: Washington, D.C. :U.S. Dept. of Agriculture,[1944]
    Contributed by: U.S. Department of Agriculture, National Agricultural Library
    Subjects: Conifers  Diseases and pests  Jack pine  Spruce budworm  
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