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An evaluation of cone and seed insects in selected seed production areas in Region 1, progress report

Creator:: Dewey, Jerald E., Jenkins, Michael J., and United States. Forest Service. Northern Region. State & Private Forestry
Abstract:: An evaluation was made in 21 seed production areas and 1 seed orchard in Region 1 to identify the primary insect pests and to assess amount of injury caused. Cones from Douglas-fir, grand fir, western larch, lodgepole pine, ponderosa pine, and western white pine were collected periodically and examined. The...
Resource Type:: Technical Report
Full Text:: June 1979 AN EVALUATION OF CONE AND SEED INSECTS _____ IN SELECTED SEED PRODUCTION AREAS „..1

Occurrence of Fusarium on leach pine cells from the USDA Forest Service Nursery, Coeur d'Alene, Idaho

Creator:: James, Robert L., Gilligan, Carma J., and United States. Forest Service. Northern Region
Abstract:: Three hundred fifty Leach pine cells used to grow containerized conifer seedlings at the USDA Forest Service Nursery in Coeur d'Alene, Idaho, were sampled for Fusarium and Trichoderma colonization. Cells were either sampled prior to or after cleaning. Cleaning reduced Fusarium colonization from 86 percent of the cells to about...
Resource Type:: Technical Report
Full Text:: , IDAHO • R. L. James, Plant Pathologist and C. J. Gilligan, Biological Technician ABSTRACT ro

Seedling disease at Coeur d'Alene forest nursery and its relation to outplanting survival

Creator:: Carlson, Clinton E. and United States. Forest Service. Northern Region. State & Private Forestry
Abstract:: Diseased conifer nursery stock, including Douglas-fir, western larch, and Engelmann spruce, was selected from the U.S. Forest Service nursery at Coeur d'Alene, Idaho, to determine (1) the most probable cause of disease, (2) the fate of outplanted diseased stock, and (3) the height growth of outplanted diseased seedlings. Fusarium spp....
Resource Type:: Technical Report
Full Text:: positive proof that one or more of the fungi isolated were the cause of conifer seedling disease and were

Natural mortality in a Douglas-fir tussock moth infestation in Idaho, 1974

Creator:: Tunnock, Scott, McGregor, Mark D., Lood, Rudolph C., and United States. Forest Service. Northern Region. State & Private Forestry
Abstract:: Mortality from various causes was recorded in a Douglas-fir tussock moth, Orgyia pseudotsugata McD., outbreak southeast of Coeur d'Alene, Idaho, in 1974. Observations began June 27 when about 50 percent of the larvae were second instars and continued until pupation. Within a 35-day period, there was a 93 percent average...
Resource Type:: Technical Report
Full Text:: 1935 to 1965. Each outbreak collapsed at the end of 3 years and a virus disease appeared to be the

Bark beetle conditions, Northern Region, 1978

Creator:: McGregor, Mark D., Gibson, Kenneth E., Bennett, D. D., and United States. Forest Service. Northern Region. State & Private Forestry
Resource Type:: Technical Report
Full Text:: substantially in ponderosa pine stands on mixed ownership in Idaho and Montana in 1978. More than 23,000 trees

Evaluation of diseases within selected stands on the Priest River Experimental Forest, Idaho

Creator:: James, Robert L. and United States. Forest Service. Northern Region. State & Private Forestry
Abstract:: Three stands along Benton Creek within the Priest River Experimental Forest, Idaho, were surveyed for diseases using previously established timber inventory plots and sample trees. These surveys provided information to aid in formation of silvicultural prescriptions by CEFES (Continuing Education in Forest Ecology and Silviculture) students. Diseases were quantified at...
Resource Type:: Technical Report
Full Text:: Region's Insect and Disease Damage Survey System (INDIDS). The evaluation showed that about 10 percent of

Establishment report : permanent plots to evaluate the effects of Armillaria root disease in precommercially thinned stands

Creator:: Byler, James W., Stewart, C. A., Hall, L. D., and United States. Forest Service. Northern Region. State & Private Forestry
Abstract:: Methods used to establish permanent plots in precommercially thinned and unthinned stands to monitor root disease development are described. Plots were established in 22 Armillaria-infested stands in northern Idaho and western Montana. The proportion of trees dead and infected was significantly higher for planted than for natural regeneration at the...
Resource Type:: Technical Report
Full Text:: disease, caused by Armillaria sp. 2 , is common in the forests of Montana and Idaho (James, et al. 1984

Investigations of tree health at the Potlatch Corporation Cherrylane Seed Orchard, Idaho

Creator:: James, Robert L., United States. Forest Health Protection, and United States. Forest Service. Northern Region
Abstract:: Investigations were conducted from 1998- 2000 at the Potlatch Corporation's Cherrylane Seed Orchard near Lewiston, Idaho to evaluate presence and extent of potentially pathogenic fungi on roots of diseased stock and within the soil in current and proposed plantation sites. The most common group of pathogens encountered was Fusarium spp.;...
Resource Type:: Technical Report
Full Text:: high enough to elicit some level of disease in susceptible conifer seedlings (Hildebrand and Dinkel

Root disease of containerized conifer seedlings, Western Forest Systems Nursery, Lewiston, Idaho

Creator:: James, Robert L., United States. Forest Service. Northern Region, and United States. Forest Pest Management
Abstract:: Investigations of containerized western white pine, western larch, and Douglas-fir seedlings at the Western Forest Systems Nursery in Lewiston, Idaho, revealed that many seedlings were colonized with Fusarium oxysporum although they lacked severe disease symptoms. White pine seedlings were also infected with Pythium spp., probably as a result of sowing...
Resource Type:: Technical Report
Full Text:: Forest Pest SD) LI- M • A- 3 Ina. gg -3 ROOT DISEASE OF

Western spruce budworm on the Nez Perce National Forest survey report 1987-1988

Creator:: Gast, Sandy and United States. Forest Service. Northern Region
Resource Type:: Technical Report
Full Text:: firs, Douglas-fir, spruce, and larch. Thls insect causes growth loss, top kill, cone and seed loss, and

ScholarsArchive@OSU

An evaluation of cone and seed insects in selected seed production areas in Region 1, progress report

Occurrence of Fusarium on leach pine cells from the USDA Forest Service Nursery, Coeur d'Alene, Idaho

Seedling disease at Coeur d'Alene forest nursery and its relation to outplanting survival

Natural mortality in a Douglas-fir tussock moth infestation in Idaho, 1974

Bark beetle conditions, Northern Region, 1978

Evaluation of diseases within selected stands on the Priest River Experimental Forest, Idaho

Establishment report : permanent plots to evaluate the effects of Armillaria root disease in precommercially thinned stands

Investigations of tree health at the Potlatch Corporation Cherrylane Seed Orchard, Idaho

Root disease of containerized conifer seedlings, Western Forest Systems Nursery, Lewiston, Idaho

Western spruce budworm on the Nez Perce National Forest survey report 1987-1988

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