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A History of Forest Entomology in the Intermountain and Rocky Mountain Areas, 1901-1982
Gratis
Aerial Application of Douglas-fir Beetle Antiaggregative Pheromone: Equipment and Evaluation
Gratis
Effectiveness of Douglas-fir Beetle Antiaggregative Pheromone Applied by Helicopter
Gratis
A Preliminary List of Insects and Mites that Infest Some Important Browse Plants of Western Big Game
Gratis
Poplar-and-willow Borer
Gratis
Comparative Attraction of Douglas-fir Beetles to Frontalin and Tree Volatiles
Gratis
Western Tussock Moth
Gratis
Mountain-mahogany Looper
Gratis
Insects Affecting Important Native Shrubs of the Northwestern United States
Gratis
Douglas-fir Beetle
Gratis
Chronology and Characteristics of a Douglas-fir Beetle Outbreak in Northern Idaho
Gratis
Modeling Seasonal Abundance of Douglas-fir Beetle in Relation to Entomophagous Insects and Location in Trees
Gratis
Management Consequences of Alternative Harvesting and Residue Treatment Practices: Lodgepole Pine, Issues 131-137
Gratis