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Spatial genetic structure within four tamarack (Larix laricina (Du Roi) K. Koch) populations in Northwestern Ontario

Foster, Heather A. (1989)

This study was conducted to test the null hypothesis that tamarack (Larix laricina (Du Roi) K. Koch) populations are random assemblages of genotypes, and that this absence of pattern can be observed on sites with ...
Study of Chondrostereum purpureum and its role in the decline of white birch in Thunder Bay

McLaughlin, John A. (1990)

Various aspects of the biology of Chondrostereum purpureum (Pers.:Fr.) Pouz. and its role in dieback and decline of white birch (Betula papyrifera Marsh.) were studied. (1) Sixty-nine trees which exhibited symptoms ...