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