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Creator:: Bousfield, Wayne E., Wulf, N. William, and Stipe, Lawrence E.
Resource Type:: Technical Report
Full Text:: THE SPRUCE BUDWORM SILVICULTURAL DEMONSTRATION PROJECT ON THE GALLATIN AND LOLO NATIONAL FORESTS

Creator:: Bousfield, Wayne E., Wulf, N. William, Stipe, Lawrence E., and United States. Forest Service. Northern Region. Cooperative Forestry & Pest Management
Resource Type:: Technical Report
Full Text:: • A3 I/0.83 Report 83-18 3450 December 1983 ESTABLISHMENT REPORT OF THE WESTERN SPRUCE BUDWORM

Creator:: McGregor, Mark D., Hamel, Dennis R., Lood, Rudolph C., and United States. Forest Service. Northern Region. State & Private Forestry
Abstract:: Dipel (R) was applied by helicopter to three blocks of Douglas fir and Engelmann spruce infested with Choristoneura occidentalis Free., in southwestern Montana. Dosage was 1 pound (7.2 Bill) in 2 gallons of water/acre (453 g in 7.5 t/0.4 ha). A commercial surfactant, Bio-film (R) was added at the rate...
Resource Type:: Technical Report
Full Text:: Western Spruce Budworm Choristoneura occidentalis Free. Report No. 76-11 1976 • FOREST ENVIRONMENTAL

Creator:: Bousfield, Wayne E., Cifala, Frank, Kracht, Richard, and United States. Forest Service. Northern Region
Abstract:: The microbial insecticide, Bacillus thuringensis (Bt), was applied from fixed-wing aircraft to approximately 700 acres of western spruce budworm host type at the rate of 12 billion international units (BIU's) per gallon of water per acre. The objective of this control project was foliage protection to insure future cone production...
Resource Type:: Technical Report
Full Text:: -8 3450 March 1987 WESTERN SPRUCE BUDWORM 1/ CONTROL PROJECT ON THE BIG TIMBER RANGER DISTRICT

Creator:: Bousfield, Wayne E., Flavell, Thomas H., and United States. Forest Service. Northern Region. State & Private Forestry
Abstract:: This evaluation showed that Bt provided measurable foliage protection 1 year after treatment, but no differences were evident after 2 years. We recommend future Bt tests include postspray population measurements in the pupal and/or adult, and/or egg stage, and that foliage protection be measured the following year. The effects of...
Resource Type:: Technical Report
Full Text:: western spruce budworm 3/ was conducted in 1975 on the Gallatin National Forest. The treatment was applied

Creator:: Flavell, Thomas H., Tunnock, Scott, Meyer, Hubert E., and United States. Forest Service. Northern Region. State & Private Forestry
Abstract:: A pilot project to evaluate trichlorfon and acephate for suppressing western spruce budworm populations was conducted on the Helena National Forest, Montana. Both insecticides were applied at 1 pound active ingredient per acre. Application was made with a Bell 205A helicopter using eight Beecomist Model 350 spray heads. Treatments and...
Resource Type:: Technical Report
Full Text:: Western Spruce Budworm • ppoNG BINDER HELENA NATIONAL FOREST - 1976 • • • • • 6 FOREST INSECT AND

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