00000nam 2200000za 4500 9.801013 CaOODSP 20250303104651 cr ||||||||||| 150528s1952 xxca||||o f000 0 eng d CaOODSP eng n-cn-on A43-875/1952E-PDF Turner, K. B. The relation of mortality of balsam fir, Abies balsamea (L.) Mill., caused by the spruce budworm, Choristoneura fumiferana (Clem.), to forest composition in the Algoma Forest of Ontario [electronic resource] / K.B. Turner. Ottawa : Dept. of Agriculture, in co-operation with the Ontario Dept. of Lands and Forests, 1952. 107 p. : ill. Historical publication digitized by Agriculture and Agri-Food Canada. Revision of the author's thesis (M.Sc)--University of Toronto, 1950. Bibliographical references: p. 74-75. gccst Forests gccst Trees gccst Pests gccst Forest management Canada. Department of Agriculture. Ontario. Dept. of Lands and Forests. PDF 10.67 MB https://publications.gc.ca/collections/collection_2015/aac-aafc/A43-875-1952-eng.pdf Publication 875