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Creator:: Tunnock, Scott, Livingston, R. Ladd, Bousfield, Wayne E., and United States. Forest Service. Northern Region. State & Private Forestry
Resource Type:: Technical Report
Full Text:: DOUGLAS-FIR TUSSOCK MOTH DEFOLIATION POTENTIAL IN NORTHERN IDAHO by Scott Tunnockli , R. L

Creator:: Tunnock, Scott and United States. Forest Service. Northern Region. State & Private Forestry
Resource Type:: Technical Report
Full Text:: , 1973. Biological evaluation of existing Douglas-fir tussock moth populations in Northern Idaho to

Creator:: Tunnock, Scott and United States. Forest Service. Northern Region. State & Private Forestry
Abstract:: The last outbreak of the Douglas-fir tussock moth, Hemerocampa pseudotsugata McD., in the Northern Region subsided in 1965. Tussock moth populations were not detected again until 1970 when ornamental spruce were defoliated in Spokane, Washington, and Poison and Missoula, Montana.
Resource Type:: Technical Report
Full Text:: -8 5220 October 1972 DETECTION SURVEY FOR DOUGLAS-FIR TUSSOCK MOTH INFESTATIONS IN THE

Creator:: Tunnock, Scott and United States. Forest Service. Northern Region. State & Private Forestry
Abstract:: Douglas-fir tussock moth egg mass studies during winter 1974 indicate that natural factors such as low egg viability, egg parasitism, and virus do not alter the potential for heavy defoliation in two sections south of Frenchtown and one section northwest of Lolo, Montana.
Resource Type:: Technical Report
Full Text:: No. 74-11 IMPACT OF EGG VIABILITY, EGG PARASITISM, AND VIRUS ON 1974 DOUGLAS-FIR TUSSOCK MOTH

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:: DOUGLAS-FIR TUSSOCK MOTH DAMAGE IN NORTHERN IDAHO IN 1974 BASED ON A 1973 FALL EGG MASS SURVEY

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:: -FIR TUSSOCK MOTH INFESTATION IN NORTHERN IDAHO - 1974. By 0282917 1/ 2/ Scott Tunnock, M.D

Creator:: Bousfield, Wayne E., Ward, James D., and United States. Forest Service. Northern Region. State & Private Forestry
Resource Type:: Technical Report
Full Text:: OBSERVATIONS OF IMPACT ON THE NEZPERCE NATIONAL FOREST CAUSED BY THE DOUGLAS-FIR TUSSOCK MOTH By Wayne E

Creator:: Bousfield, Wayne E., Oakes, Robert D., and United States. Forest Service. Northern Region. State & Private Forestry
Resource Type:: Technical Report
Full Text:: 19 78 DAMAGE CAUSED BY THE DOUGLAS-FIR TUSSOCK MOTH ON PORTIONS OF THE NEZPERCE NATIONAL FOREST

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