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Gives basic requirements for natural regeneration of white spruce. Also methods for creating conditions to meet these requirements. Based on research on western white spruce forests of Canada.
Some no. include reports compiled from information furnished by State Foresters (and others).
Some no. include reports compiled from information furnished by State Foresters (and others).
Describes a ranking system used to evaluate the potential invasiveness and impacts of 113 non-native plants to natural areas in Alaska. Species are ranked by a series of questions in four broad categories: ecosystem impacts, biological attributes, distribution, and control measures. Also included is a climate screening procedure to evaluate the potential for establishment in three ecogeographic regions of Alaska [Juneau, Fairbanks, Nome].