Subjects: DOUGLAS fir tussock moth; PHEROMONES; INSECT sex attractants -- Controlled releaseCORVALLIS (Or.); OREGON; UNITED StatesUNITED States. Forest Service...
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Subjects: Insect traps; Douglas-fir tussock moth; Pheromones
Subjects: Pheromones; Douglas fir tussock moth