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Filtering by: Publisher Missoula, Mont. : USDA, Forest Service, Northern Region, Division of State & Private Forestry Remove constraint Publisher: Missoula, Mont. : USDA, Forest Service, Northern Region, Division of State & Private Forestry File Format application/pdf Remove constraint File Format: application/pdf

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Mountain pine beetle impact survey, Ninemile Drainage, Lolo National Forest, and state and private lands, Montana, 1973

Creator:

McGregor, Mark D. and United States. Forest Service. Northern Region. State & Private Forestry

Abstract:

The mountain pine beetle reached epidemic levels in second-growth 80-yearold ponderosa pine stands on the Ninemile Ranger District in 1969. The outbreak increased through 1971 and spread over 30,000 acres. Heavy infestation occurred on about 2,600 acres within this area. A two-stage survey was used during 1972 and 1973 to...

Resource Type:

Technical Report

Full Text:

Private Forestry, USDA, Forest Service, Missoula, Montana 59801. • STATE & PRIVATE FORESTRY MISSOULA
Monitoring fluoride pollution in Flathead National Forest and Glacier National Park, 1972

Creator:

Carlson, Clinton E. and United States. Forest Service. Division of State and Private Forestry

Abstract:

During August 1972, 15 vegetation plots monitered for foliar fluoride concentrations in 1971 were resampled near the Anaconda aluminum plant at Columbia Falls, Montana. Statistical analysis of the data showed that essentially the same amount of fluoride was taken in by conifers, shrubs, and grasses in 1972 as in 1971....

Resource Type:

Technical Report

Full Text:

1971 and 1972. DIVISION OF STATE & PRIVATE FORESTRY MISSOULA, MONTANA R2-P2 R3-P3 R3-P4 R5-P4 R5
Potential Douglas-fir tussock moth damage in northern Idaho in 1974 based on a 1973 fall egg mass survey

Creator:

Tunnock, Scott and Livingston, R. Ladd

Abstract:

An epidemic of Douglas-fir tussock moth was detected in northern Idaho in 1972. In 1973, aerial surveys showed that nearly 100,000 acres contained various degrees of visible defoliation. An egg mass survey of five reporting units made in the fall of 1973 determined potential for damage in 1974. Based on...

Resource Type:

Technical Report

Full Text:

/ Entomologist, USDA, Forest Service, Division of State and Private Forestry, Missoula, Montana. 2/ Entomologist
Establishment and distribution of the larch casebearer parasite, Agathis pumila in Idaho, Montana, Washington, Oregon and British Columbia

Creator:

Bousfield, Wayne E.

Resource Type:

Technical Report

Full Text:

Columbia USDA - FOREST SERVICE- NORTHERN REGION Division of State and Private Forestry Missoula, Mt
Evaluation of pruning to reduce impact of white pine blister rust on selected areas in Yellowstone National Park

Creator:

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

Abstract:

White pine blister rust still poses a threat to the relic limber pine stand in the Mammoth Hot Springs Terrace area; pruning of cankers is an effective means of preserving the limber pine as long as possible.

Resource Type:

Technical Report

Full Text:

EASE USDA FOREST SERVICE/NORTHERN REGION EVALUATION OF PRUNING TO
The relationship of an insect infestation on lodgepole pine to fluorides emitted from a nearby aluminum plant in Montana

Creator:

Carlson, Clinton E., Bousfield, Wayne E., McGregor, Mark D., and United States. Forest Service. Northern Region. State & Private Forestry

Abstract:

Stepwise multiple regression techniques were used to statistically analyze the relationships between damage caused by the pine needle sheath miner Zellaria haimbachi (Busck); a needle miner, Oenerostoma etrobivorum (Zeller); sugar pine tortrix, Choriatoneura Zambertiana (Busck); and ambient and foliar concentrations of fluoride in lodgepole pine (Pinue contorta v. Zatifolia Engelm.)...

Resource Type:

Technical Report

Full Text:

Private Forestry, USDA Forest Service, Region 1, Missoula, Montana. DIVISION OF STATE & PRIVATE FORESTRY
Status of mountain pine beetle infestations on the Superior Ranger District, Lolo National Forest, St. Regis, Montana

Creator:

McGregor, Mark D. and United States. Forest Service. Northern Region. State & Private Forestry

Abstract:

A mountain pine beetle infestation has been active in the St. Regis area since 1964. Heaviest tree mortality occurred during the period 1969-70. The infestation has continued to decline since 1970. Over 2 million board feet of lodgepole and ponderosa pine were killed during the outbreak. Overstocking resulted in slow...

Resource Type:

Technical Report

Full Text:

static within the DIVISION OF STATE & PRIVATE FORESTRY MISSOULA, MONTANA 600 acres until about 1968
Observations on the impact of western spruce budworm on the Valley Creek Drainage, Flathead Indian Reservation, Montana

Creator:

Bousfield, Wayne E. and United States. Forest Service. Northern Region. State & Private Forestry

Abstract:

The western spruce budworm, Choristoneura occidentalis (Free.), has caused a measurable impact on a portion of the Flathead Indian Reservation during a 5-year infestation period. This survey showed that most of the grand fir and alpine fir, and 13.8 percent of the Douglas fir has been top killed in the...

Resource Type:

Technical Report

Full Text:

. Service, Region 1, . S&PF, USDA Forest Flathead Indian • DIVISION OF STATE & PRIVATE FORESTRY
Dutch elm disease in Montana

Creator:

Dooling, Oscar J., Kohler, Steve, Marks, Gerald, and United States. Forest Service. Northern Region. State & Private Forestry

Resource Type:

Technical Report

Full Text:

Forest Service, Division of State and Private Forestry, Missoula, Montana. 2/ Entomologist, Montana
Status of mountain pine beetle, Gallatin District, Gallatin National Forest, 1973

Creator:

McGregor, Mark D. and United States. Forest Service. Northern Region. State & Private Forestry

Resource Type:

Technical Report

Full Text:

USDA FOREST SERVICE/NORTHERN REGION DIVISION OF STATE & PRIV EW

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Creator

United States. Forest Service. Northern Region. State & Private Forestry46
Bousfield, Wayne E.12
Mcgregor, Mark D.12
Tunnock, Scott12
Carlson, Clinton E.7
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Date

Date range begin – Date range end

Current results range from 1972 to 1975

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Decade

1970-197953

File Format

application/pdf[remove]53

Language

English [eng]53

Resource Type

Technical Report53

Rights Statement

Copyright Not Evaluated53

Subject

Douglas fir -- Diseases and pests -- Montana3
Douglas fir tussock moth -- Idaho2
Douglas fir tussock moth -- Montana2
Douglas fir tussock moth -- Washington (State)2
Fluorides -- Environmental aspects -- Montana2
more Subjects »

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