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Filtering by: In Series Insect and disease report (Missoula, Mont.) Subject Douglas fir tussock moth -- Montana

Potential for defoliation by Douglas-fir tussock moth in western Montana in 1974

Creator:

Tunnock, Scott, Kohler, Steve, and United States. Forest Service. Northern Region. State & Private Forestry

Abstract:

In 1973, two centers of defoliation by Douglas-fir tussock moth totaling 350 acres were detected near Missoula, Montana. Egg mass surveys showed two sections south of Frenchtown and one section northwest of Lolo 41, contain sufficient egg mass population to cause heavy defoliation in 1974.

Resource Type:

Technical Report

Full Text:

. Report 73-23, USDA, Forest Serv., Div. State and Priv. Forestry, Fed. Bldg., Missoula, Montana
Status of Douglas-fir tussock moth infestations in the northern region, 1973

Creator:

Tunnock, Scott and United States. Forest Service. Northern Region. State & Private Forestry

Resource Type:

Technical Report

Full Text:

, Region 1, Division of State and Private Forestry, Missoula, Montana. 2/ Biological technician, USDA
Detection survey for Douglas-fir tussock moth infestations in the northern region, 1972

Creator:

Tunnock, Scott and United States. Forest Service. Northern Region. State & Private Forestry

Abstract:

The last outbreak of the Douglas-fir tussock moth, Hemerocampa pseudotsugata McD., in the Northern Region subsided in 1965. Tussock moth populations were not detected again until 1970 when ornamental spruce were defoliated in Spokane, Washington, and Poison and Missoula, Montana.

Resource Type:

Technical Report

Full Text:

NORTHERN REGION 1972 by Scott Tunnock, Entomologist Forest Insect and Disease Branch The last outbreak

ScholarsArchive@OSU

Potential for defoliation by Douglas-fir tussock moth in western Montana in 1974

Status of Douglas-fir tussock moth infestations in the northern region, 1973

Detection survey for Douglas-fir tussock moth infestations in the northern region, 1972

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