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Creator:: Gibson, Kenneth E., Oakes, Robert D., and United States. Forest Service. Northern Region
Resource Type:: Technical Report
Full Text:: MANAGEMENT MOUNTAIN PINE BEETLE STATUS REPORT NORTHERN REGION, 1986 • Kenneth E. Gibson Robert D. Oakes

Creator:: James, Robert L., Gilligan, Carma J., and United States. Forest Service. Northern Region
Abstract:: Isolates of Fusarium oxysporum, F. acuminatum, and F. sambucinum obtained from peat-vermiculite soil mixes were tested for pathogenicity on ponderosa pine, lodgepole pine, western larch, and blue spruce containerized seedlings and on germination of Scots pine and blue spruce seed. Ponderosa pine seedling were the least susceptible to killing by...
Resource Type:: Technical Report
Full Text:: 59807 Forest Pest Management 72a-Trw,A4 Mg STUDIES OF FUSARIUM ASSOCIATED WITH CONTAINERIZED

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

Creator:: Dewey, Jerald E., Jenkins, Michael J., and United States. Forest Service. Northern Region. State & Private Forestry
Abstract:: Insect damage was extensive to Douglas-fir, ponderosa pine, western white pine, and western larch cones at most seed production areas surveyed in 1979. From 70 to 100 percent of the cones from several collecting periods were injured. Moderate damage (40-70 percent of cones injured) occurred to Douglas-fir, ponderosa pine, western...
Resource Type:: Technical Report
Full Text:: ; Graduate Student, Utah State University, Logan, Utah. United States Department of Agriculture Forest

Creator:: Flavell, Thomas H. and United States. Forest Service. Northern Region. State & Private Forestry
Resource Type:: Technical Report
Full Text:: _C D Alq PRONG LINDEk 43 FOREST gyINSECT & DISEASE MANAGEMENT

Creator:: Bousfield, Wayne E. and United States. Forest Service. Northern Region. State & Private Forestry
Resource Type:: Technical Report
Full Text:: Management, USDA Forest Service, State & Private Forestry, Missoula, MT. Report 79-2 Johnson, Philip C. and

Creator:: Hard, John S., Tunnock, Scott, Eder, Robert G., and United States. Forest Service. Northern Region. State & Private Forestry
Abstract:: Western spruce budworm defoliated area in the Northern Region has differed significantly across three discrete geographic zones during the past decade. Aerially visible defoliation in northern Idaho increased from 1.7 million acres in 1969 to a high of 2.2 million acres in 1974, and declined to none in 1979. Defoliated...
Resource Type:: Technical Report
Full Text:: selecting alternatives for budworm management in specific areas. 2/ C. fumiferana Clemens

Creator:: Tunnock, Scott and United States. Forest Service. Northern Region. State & Private Forestry
Abstract:: Epidemic populations of the western spruce budworm persist in the Northern Region. Aerial surveys made in August 1976 showed a decline in the acreage of aerially visible defoliation. In northern Idaho, the defoliated area dropped from 831,487 acres in 1975 to 655,711 acres in 1976, down 21 percent. Surveys in...
Resource Type:: Technical Report
Full Text:: 5D4y in9 P13 FOREST M-PINSECT & DISEASE MANAGEMENT USDA • FOREST

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