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Filtering by: Subject Douglas fir beetle -- Washington (State), Western

The analysis of the spatial attack pattern of an endemic Douglas-fir beetle population

The analysis of the attack distribution of an endemic Douglas-fir beetle population

Effect of plant date on subsequent seedling field performance

The effects of stand density on the growth and microclimate of young Douglas-fir stands

The role of insects in the consumer-decomposer interface of Douglas-Fir

Forest planting in the Douglas-fir region

Identifying site characteristics that explain variation in Douglas-fir site productivi...

Logging in the Douglas fir region

Salvage logging in the Douglas-fir region of Oregon and Washington

Status of Douglas-fir tussock moth infestations in the northern region, 1973