Evaluation of the mountain pine beetle [Dendroctonus ponderosae] infestation Blackfeet Indian Reservation and east side Glacier National Park (Montana, 1979) [Pinus contorta latifolia]
Mcgregor MD and Gibson KE. 1979. Evaluation of the mountain pine beetle [Dendroctonus ponderosae] infestation Blackfeet Indian Reservation and east side Glacier National Park (Montana, 1979) [Pinus contorta latifolia]. United States Forest Service. Missoula, MT