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Filtering by: Subject Taxation -- United States Remove constraint Subject: Taxation -- United States Subject Report (United States. Forest Service. Northern Region. Forest Pest Management) Remove constraint Subject: Report (United States. Forest Service. Northern Region. Forest Pest Management)

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Insects and diseases of the Bridger-Derby, Deer Creek and Iron Mountain management units, Big Timber Ranger District, Gallatin National Forest, Montana

Creator:

McGregor, Mark D. and United States. Forest Service. Northern Region

Resource Type:

Technical Report

Full Text:

-killed mature-overmature Douglas-fir trees, and mortality of United States Department of Agriculture
Status of insects and diseases on eastside national forests and adjoining state and private lands, 1984

Creator:

Gibson, Kenneth E., Dooling, Oscar J., and United States. Forest Service. Northern Region

Abstract:

Insects and diseases have the potential of seriously affecting timber associated resources on eastside forests within the foreseeable future. Within the past decade, lodgepole pine mortality attributed to the mountain pine beetle has totaled tens of millions of trees on the Gallatin and Beaverhead National Forests (NF) alone. In that...

Resource Type:

Technical Report

Full Text:

4.3 tio. 8S-1 Iv STATUS OF INSECTS AND DISEASES ON EASTSIDE NATIONAI FORESTS AND ADJOINING STATE AND
Containerized Engelmann spruce seedling diseases at the USDA Forest Service Nursery, Coeur d'Alene, Idaho

Creator:

James, Robert L., Gilligan, Carma J., and United States. Forest Service. Northern Region

Abstract:

An evaluation was conducted at the USDA Forest Service Nursery, Coeur d'Alene, Idaho, to quantify the occurrence of diseases in the spring 1984 crop of containerized Engelmann spruce seedlings. The crop included 19 separate seedlots from seven National Forests in the Northern Region. An overall production rate of 94.5 percent...

Resource Type:

Technical Report

Full Text:

USDA Forest Service Nursery, Coeur d' Alene, Idaho, to meet 41 reforestation demands. • S United
Containerized western white pine seedling mortality at the Bonners Ferry Ranger District, Idaho Panhandle National Forests

Creator:

James, Robert L. and United States. Forest Service. Northern Region

Abstract:

Mortality of containerized western white pine seedlings outplanted on the Bonners Ferry Ranger District, Idaho Panhandle National Forests, was probably due to extensive root infection by Fusarium oxysporum. Diseased seedlings had chlorotic foliage, needle tip dieback, and severe twisting of the needles that indicated wilting. Most root tips of diseased...

Resource Type:

Technical Report

Full Text:

C) until shipment for outplanting. United States Forest Northern P.O. Box 7669 Department of
Meria needlecast of western larch seedlings at the USDA Forest Service Nursery, Coeur d'Alene, Idaho

Creator:

James, Robert L. and United States. Forest Service. Northern Region

Abstract:

Needlecast caused by Meria laricis caused serious losses of 2-0 bareroot western larch during 1983 at the USDA Forest Service Nursery, Coeur d'Alene, Idaho. Cool, wet weather throughout the spring and summer of 1983 was ideal for disease buildup and spread. Control attempts with fungicides were largely unsuccessful because of...

Resource Type:

Technical Report

Full Text:

revealed presence of sporulating structures protruding through stomata on the underside of needles. United
Control of the western pine shoot borer Eucosma sonomana kearfott in selected ponderosa pine plantations in northern Idaho and western Montana : progress report no. 2

Creator:

Dewey, Jerald E. and United States. Forest Service. Northern Region. State & Private Forestry

Abstract:

Two blends (Natural and Phillips) of the western pine shoot borer pheromone, formulated as Hercon Luretape, were applied to six ponderosa pine plantations in northern Idaho and western Montana in 1984. The treatment was approximately 21.6 grams of pheromone per hectare. Significant reductions in damage have occurred in all treated...

Resource Type:

Technical Report

Full Text:

. Ladd Livingston Idaho Department of Lands Coeur d'Alene, ID Steve Kohler Department of State Lands
Pathogenic Fusarium on spruce seed from the Towner Nursery, North Dakota

Creator:

James, Robert L. and United States. Forest Service. Northern Region

Abstract:

Five seedlots of Colorado blue spruce and three seedlots of Black Hills spruce were sampled for Fusarium contamination. All seedlots contained some seed and/or debris with Fusarium. Levels of contamination were greatly reduced by treating seed with running water rinses for 48 hours or with chemical sterilants such as sodium...

Resource Type:

Technical Report

Full Text:

germlings. United States Forest Northern P.O. Box 7669 Department of Service Region Missoula, Montana
Evaluation of larch casebearer parasites on the Flathead National Forest, Montana, 1985

Creator:

Tunnock, Scott, Bousfield, Wayne E., and United States. Forest Service. Northern Region

Abstract:

An evaluation during the summer of 1985 showed that parasites were still exerting control on the larch casebearer on the Flathead NF. Parasitism ranged from 4 to 60 percent and averaged 25.2 percent in the 12 areas surveyed. Four species of parasites were involved. The most abundant was Agathis pumila...

Resource Type:

Technical Report

Full Text:

) United States Forest Northern RO. Box 7669 Department of Service Region Missoula, Montana
Evaluation of a hemlock sawfly outbreak in the northern tip of Idaho, 1985

Creator:

Tunnock, Scott and United States. Forest Service. Northern Region

Abstract:

A rare outbreak of hemlock sawfly, Neodiprion tsugae Middleton, was detected in August in drainages near the Canadian border in Idaho infesting several thousand acres. Some stands of western hemlock and subalpine fir were severely defoliated. Understory Engelmann spruce trees were lightly defoliated. The sawfly overwinters in the egg stage...

Resource Type:

Technical Report

Full Text:

, Montana 59807 United States Department of Agriculture • • • • • Past spruce beetle outbreaks
Dwarf mistletoe loss assessment on the Flathead and Kootenai National Forests, Montana

Creator:

Dooling, Oscar J., Eder, Robert G., and United States. Forest Service. Northern Region. State & Private Forestry

Resource Type:

Technical Report

Full Text:

the survey. Our sample was based on forest United States Department of Agriculture Forest Service

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Creator

United States. Forest Service. Northern Region35
James, Robert L.20
United States. Forest Service. Northern Region. State & Private Forestry16
Gibson, Kenneth E.11
Bousfield, Wayne E.6
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Date

Date range begin – Date range end

Current results range from 1981 to 1988

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1980-198954

File Format

application/pdf54

Language

English [eng]54

Resource Type

Technical Report54

Rights Statement

Copyright Not Evaluated54

Subject

Report (United States. Forest Service. Northern Region. Forest Pest Management)[remove]54
Conifers -- Diseases and pests -- Idaho4
Mountain pine beetle -- Montana4
Conifers -- Diseases and pests -- Montana3
Douglas fir -- Diseases and pests3
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