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Creator:: Dewey, Jerald E. and United States. Forest Service. Northern Region. State & Private Forestry
Resource Type:: Technical Report
Full Text:: 5 D HLE/ /ng USDA FOREST SER y E/$0 —N REGION ea t - 10-PReport

Creator:: Carlson, Clinton E. and United States. Forest Service. Northern Region. State & Private Forestry
Resource Type:: Technical Report
Full Text:: , MONTANA by• Clinton E. Carlson, Plant Pathologist Environmental Services A phosphorous manufacturing

Creator:: Carlson, Clinton E. and United States. Forest Service. Northern Region. State & Private Forestry
Abstract:: Eradication of Ribes spp. to control white pine blister rust in Yellowstone National Park was started in 1947. In 1968 this study was initiated to evaluate the previous control effort. Ribes eradication was suspended in 1968 in 18 white pine stands and Ribes and rust were allowed to increase within...
Resource Type:: Technical Report
Full Text:: November 1978 NONEFFECTIVENESS OF RIBES ERADICTION AS A CONTROL OF WHITE PINE BLISTER RUST IN YELLOWSTONE

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:: -‘cp_,E,O; THE RELATIONSHIP F Av-INSECT INFESTATION ON LODGEPOLE PINE TO FLUORIDES EMITTED FROM A

Creator:: Gibson, Kenneth E., McGregor, Mark D., Dewey, Jerald E., and United States. Forest Service. Northern Region. State & Private Forestry
Abstract:: The mountain pine beetle infestation in Corral, Little Corral, and Cache Creeks on the Crow Indian Reservation, Montana has been increasing for the past several years. Trees killed per acre averaged 38.8 in 1979. Our predictions for the future trend of the infestation, plus management alternatives to lessen its severity,...
Resource Type:: Technical Report
Full Text:: pine beetle in ponderosa pine. J. Forestry 3:136-140. Stevens, R. E., C. A. Myers, W. F. McCambridge

Creator:: Dewey, Jerald E. and United States. Forest Service. Northern Region. State & Private Forestry
Abstract:: A 3-year evaluation of Douglas-fir cones in Montana and Yellowstone National Park, Wyoming, showed the western spruce budworm, Choristoneura occidentalis Freeman, and midges were the most common and injurious insects found each year. Injury was so severe at some plots that no sound seeds could be found.
Resource Type:: Technical Report
Full Text:: ) 0 0 -.. q /-I C..) 0 ,-; a 0) to tt) -0 -ri ai u '2. E 0 0 -0 0 0 Xi co 0 0 ca I qZ

Creator:: Carlson, Clinton E., Gilligan, Carma J., and United States. Forest Service. Northern Region. State & Private Forestry
Abstract:: An evaluation to establish baseline data on forest insect and disease activity near a magnesium plant under construction in northeastern Washington was initiated in 1974. The plant will emit significant amounts of sulfur dioxide. Data indicates that several fungal and insect species are at low populations. Needle retention appears normal...
Resource Type:: Technical Report
Full Text:: PRIOR TO OPERATION OF A MAGNESIUM PLANT IN NORTHEASTERN WASHINGTON By Clinton E. Carlson, Plant

Creator:: Dewey, Jerald E., Kohler, Steve, and United States. Forest Service. Northern Region. State & Private Forestry
Abstract:: A western false hemlock looper, Neptyia freeman Munroe, outbreak was detected in the late summer of 1973 at the north end of Flathead Lake. Defoliation, from barely detectable to heavy (most foliage removed from upper half of trees), occurred on Douglas-fir over about 3,000 acres located between Somers and Kalispell,...
Resource Type:: Technical Report
Full Text:: UPPER FLATHEAD VALLEY, MONTANA by • Jerald E. Dewey1-/ and Steve Kohler?/ • A western false hemlock

Creator:: Dewey, Jerald E., Lood, Rudolph C., and United States. Forest Service. Northern Region. State & Private Forestry
Abstract:: The pine butterfly, Neophasia menapia (Felder and Felder), currently is epidemic on approximately 40,000 acres of State, private, and National Forest land in the Bitter Root Valley. Butterfly populations were reported as becoming epidemic in 1969 and have continually increased to the present level (Bousfield and Dewey 1972). Because this...
Resource Type:: Technical Report
Full Text:: -12 5200 April 1973 A PINE BUTTERFLY IMPACT SURVEY ON THE BITTERROOT NATIONAL FOREST AND STATE OF

Creator:: Stipe, Lawrence E., Gibson, Kenneth E., Livingston, R. Ladd, and United States. Forest Service. Northern Region. State & Private Forestry
Resource Type:: Technical Report
Full Text:: • PROGRESS REPORT • A PILOT PROJECT TO EVALUATE EFFICACY OF

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