Spray helicopter and post-spray conference. Western spruce budworm control project. Wedge Mountain. Photo by: Horn Date: 1976 The following abstract is from the project report: 1976 Western spruce budworm control project Washington - Oregon. Forest Service, USDA. Pacific Northwest Region. www.fs.usda.gov/Internet/FSE_DOCUMENTS/fsbdev2_026568.pdf Abstract: A total of 365,702 acres infested with western spruce budworm was treated in Oregon and Washington during 1976. Of this total, 7,663 were...
Topics: sprayhelicopter, conference, foresthealthprotection, usda, wedgemountain, stateandprivateforestry,...
Bell 205 spray helicopter N59439. Douglas-fir tussock moth control project. Photo by: Unknown Date: 1974 Credit: USDA Forest Service, Region 6, State and Private Forestry, Forest Health Protection. Source: Forest Health Protection slide collection; Regional Office, Portland, Oregon. For more information about this project see: Graham, D.A.; J. Mounts; D. Almas. 1975. 1974 Cooperative Douglas-fir tussock moth control project: Oregon, Washington, Idaho. Portland, OR: USDA Forest Service, Pacific...
Topics: defoliation, aerialspray, r6, usda, aerialapplication, stateandprivateforestry, 1974, sprayproject,...
N4750R Bell 205 used for Douglas-fir tussock moth control spray test. Photo by: Unknown Date: 1973 Credit: USDA Forest Service, Region 6, State and Private Forestry, Forest Health Protection. Source: Forest Health Protection slide collection; Regional Office, Portland, Oregon. For more information, see: Graham, D.A.; J. Mounts; D. Almas. 1975. 1974 Cooperative Douglas-fir tussock moth control project: Oregon, Washington, Idaho. Portland, OR: USDA Forest Service, Pacific Northwest Region. 74 p....
Topics: defoliation, r6, usda, stateandprivateforestry, insectanddiseasecontrol, 1973, region6, bell205,...
Spray helicopters. Wallowa-Whitman National Forest Douglas-fir tussock moth control project. Baker City, Oregon. Photo by: Unknown Date: 1991 Credit: USDA Forest Service, Region 6, State and Private Forestry, Forest Health Protection. Source: R6 FHP slide collection; Regional Office, Portland, Oregon For more about the 1991 Douglas-fir tussock moth suppression project see: www.fs.usda.gov/Internet/FSE_DOCUMENTS/fsbdev2_026590.pdf For other R6 pesticide application project documentation see:...
Topics: aerialspray, r6, usda, aerialapplication, stateandprivateforestry, sprayproject, region6, usfs,...
Spray atomizers on helicopter. Douglas-fir tussock moth control project. Umatilla and Wallowa-Whitman National Forests, Oregon. Photo by: Unknown Date: June 27, 2000 Credit: USDA Forest Service, Region 6, State and Private Forestry, Forest Health Protection. Source: Forest Health Protection; Regional Office digital file collection. For an overview of this project see: www.fs.usda.gov/Internet/FSE_DOCUMENTS/fsbdev2_026421.pdf For addtional information about this project, see: Greear, N. 2000....
Topics: defoliation, aerialspray, usda, aerialapplication, stateandprivateforestry, umatillanationalforest,...
Helicopter spraying Sevin 4 Oil, with observation helicopter in position for monitoring. Cooperative western spruce budworm control project, Washington. Note: This is the cover photo for the 1977 Cooperative Western Spruce Budworm Control Program, USDA Forest Service, R-6, Washington - Oregon report. Photo by: Unknown Date: 1977 Credit: USDA Forest Service, Region 6, State and Private Forestry, Forest Health Protection. Source: Forest Health Protection digital collection; Regional Office,...
Topics: aerialspray, r6, choristoneuraoccidentalis, usda, aerialapplication, stateandprivateforestry, 1977,...
"Helicopter aerial spraying." Possibly the Sonny Boy Creek western hemlock looper control project on the Mt. Baker National Forest in Washington. Photo by: Unknown Date: 1968 Credit: USDA Forest Service, Region 6, State and Private Forestry, Forest Health Protection. Source: Region 6, Forest Health Protection slide collection; Regional Office, Portland, Oregon. Image provided by USDA Forest Service, Region 6, State and Private Forestry, Forest Health Protection:...
Topics: defoliation, aerialspray, r6, usda, stateandprivateforestry, foresthealth, region6, usfs,...
P.J. Helicopters spray helicopters. Yakama Reservation western spruce budworm suppression project, Washington. Photo by: Unknown Date: 1990 Credit: USDA Forest Service, Region 6, State and Private Forestry, Forest Health Protection. Source: Forest Health Protection slide collection; Regional Office, Portland, Oregon. Image provided by USDA Forest Service, Pacific Northwest Region, State and Private Forestry, Forest Health Protection: www.fs.usda.gov/main/r6/forest-grasslandhealth From the 1990...
Topics: 1990, r6, usda, stateandprivateforestry, sprayproject, region6, controlproject, usfs, yakimanation,...
Spray helicopter saftey inspection by Larry Johnson, USFS helicopter pilot. Western hemlock looper control project in southwest Washington. Photo by: Unknown Date: July 1963 Credit: USDA Forest Service, Region 6, State and Private Forestry, Forest Health Protection. Collection: Region 6, Forest Health Protection slide collection; Regional Office, Portland, Oregon. For additional information about this project see: archive.org/details/CAT10507172 Buffam, P.E. 1963. Plan for the technical...
Topics: defoliation, aerialspray, r6, usda, aerialapplication, stateandprivateforestry,...
Helicopter spraying Bt over 325 acre experimental area on Long Island. Field test of Bacillus thuringiensis for western hemlock looper control. Naselle, Washington. Photo by: Wally C. Guy Date: July 19, 1963 Credit: USDA Forest Service, Pacific Northwest Region, State and Private Forestry, Forest Health Protection. Collection: Portland Station Collection; La Grande, Oregon Image: PS-2841 For more information about this field test see: archive.org/details/CAT92272778 Carolin, V.M. and C.G....
Topics: defoliation, aerialspray, willapabay, usda, stateandprivateforestry, naselle, experimental, bt,...
Evergreen spray helicopters taking off. Burns Douglas-fir tussock moth control project. Oregon. Photo by: Unknown Date: 1965 Credit: USDA Forest Service, Region 6, State and Private Forestry, Forest Health Protection. Collection: Region 6, Forest Health Protection historical files located at the Mt. Hood National Forest in Sandy, Oregon. Image provided by USDA Forest Service, Pacific Northwest Region, State and Private Forestry, Forest Health Protection:...
Topics: defoliation, aerialspray, r6, usda, stateandprivateforestry, insectanddiseasecontrol, sprayproject,...
Helicopter spraying Bt over 325 acre experimental area on Long Island. Field test of Bacillus thuringiensis for western hemlock looper control. Naselle, Washington. Photo by: Wally C. Guy Date: July 19, 1963 Credit: USDA Forest Service, Pacific Northwest Region, State and Private Forestry, Forest Health Protection. Collection: Portland Station Collection; La Grande, Oregon Image: PS-2842 For more information about this field test see: archive.org/details/CAT92272778 Carolin, V.M. and C.G....
Topics: defoliation, aerialspray, willapabay, usda, stateandprivateforestry, naselle, experimental, bt,...
Pondosa helibase. Western spruce budworm pilot control project. Wallowa-Whitman National Forest, Oregon. Photo by: Unknown Date: 1989 Credit: USDA Forest Service, Region 6, State and Private Forestry, Forest Health Protection. Collection: Region 6, Forest Health Protection, Regional Office slide collection; Portland, Oregon For more about this project see: Hadfield, James S. and Bruce B. Hostetler. 1989 western spruce budworm pilot project, Wallowa-Whitman National Forest, Halfway, Oregon;...
Topics: defoliation, aerialspray, r6, usda, aerialapplication, stateandprivateforestry, foresthealth,...
Spray helicopter. Oregon/Washington/Idaho Douglas-fir tussock moth control project. Photo by: Unknown Date: 1974 Credit: USDA Forest Service, Region 6, State and Private Forestry, Forest Health Protection. Source: Division of Timber Management, Insect and Disease Control print collection; Regional Office, Portland, Oregon. For more information about this project see: Graham, D.A.; J. Mounts; D. Almas. 1975. 1974 Cooperative Douglas-fir tussock moth control project: Oregon, Washington, Idaho....
Topics: defoliation, aerialspray, r6, usda, aerialapplication, stateandprivateforestry,...
Spray helicopter. OR/WA/ID Douglas-fir tussock moth control project. Photo by: Unknown Date: June/July 1974 Credit: USDA Forest Service, Region 6, State and Private Forestry, Forest Health Protection. Source: Division of Timber Management, Insect and Disease Control print collection; Regional Office, Portland, Oregon. For more information about this project see: Graham, D.A.; J. Mounts; D. Almas. 1975. 1974 Cooperative Douglas-fir tussock moth control project: Oregon, Washington, Idaho....
Topics: defoliation, aerialspray, r6, usda, aerialapplication, stateandprivateforestry,...
A large Bell 205-A helicopter spraying western spruce budworm defoliation. Oregon and Washington cooperative western spruce budworm control project. Note: This image is on the cover of the 1976 Western spruce budworm control project Washington - Oregon report. Photo by: Unknown Date: 1976 Credit: USDA Forest Service, Region 6, State and Private Forestry, Forest Health Protection. Source: R6, Forest Health Protection digital files; Regional Office, Portland, Oregon. The following abstract is...
Topics: defoliation, aerialspray, r6, usda, aerialapplication, stateandprivateforestry, 1976, foresthealth,...
Bell G-2 spray helicopter leaving helispot to continue spraying experimental area. Field test of Bacillus thuringiensis for western hemlock looper control. Naselle, Washington. Photo by: Wally C. Guy Date: July 19, 1963 Credit: USDA Forest Service, Pacific Northwest Region, State and Private Forestry, Forest Health Protection. Collection: Portland Station Collection; La Grande, Oregon Image: PS-2838 For more information about this field test see: archive.org/details/CAT92272778 Carolin, V.M....
Topics: aerialspray, willapabay, ps2828, usda, aerialapplication, stateandprivateforestry, washington,...
Bell G-2 helicopter landing at helispot to refill spray tanks wiht Bt. Jeep equipped with two 60 gallon tanks transported spray mixture from a garage at the Refuge to helispot. Field test of Bacillus thuringiensis for western hemlock looper control. Naselle, Washington. Photo by: Wally C. Guy Date: July 19, 1963 Credit: USDA Forest Service, Pacific Northwest Region, State and Private Forestry, Forest Health Protection. Collection: Portland Station Collection; La Grande, Oregon Image: PS-2837...
Topics: aerialspray, usda, aerialapplication, stateandprivateforestry, jeep, helispot, bt, control, usfs,...
Loading spray helicopter with insecticide at heliport. OR/WA/ID Douglas-fir tussock moth control project. Photo by: Unknown Date: June/July 1974 Credit: USDA Forest Service, Region 6, State and Private Forestry, Forest Health Protection. Source: Division of Timber Management, Insect and Disease Control print collection; Regional Office, Portland, Oregon. For more information about this project see: Graham, D.A.; J. Mounts; D. Almas. 1975. 1974 Cooperative Douglas-fir tussock moth control...
Topics: defoliation, aerialspray, divisionoftimbermanagement, aerialapplication, stateandprivateforestry,...
Spray helicopter. OR/WA/ID Douglas-fir tussock moth control project. Note: This photo is part of a set sent to David Graham at the Regional Office in Portland, and is possibly from the Idaho portion of the 1974 spray project. Photo by: Unknown Date: 1974 Credit: USDA Forest Service, Region 6, State and Private Forestry, Forest Health Protection. Source: Division of Timber Management, Insect and Disease Control print collection; Regional Office, Portland, Oregon. For more information about this...
Topics: aerialspray, r6, usda, aerialapplication, stateandprivateforestry, insectanddiseasecontrol,...
Spray helicopter N4750R. Oregon/Washington/Idaho Douglas-fir tussock moth control project. Photo by: Unknown Date: 1974 Credit: USDA Forest Service, Region 6, State and Private Forestry, Forest Health Protection. Source: Division of Timber Management, Insect and Disease Control print collection; Regional Office, Portland, Oregon. For more information about this project see: Graham, D.A.; J. Mounts; D. Almas. 1975. 1974 Cooperative Douglas-fir tussock moth control project: Oregon, Washington,...
Topics: defoliation, aerialspray, r6, divisionoftimbermanagement, aerialapplication,...
Loading spray helicopter with insecticide at heliport. OR/WA/ID Douglas-fir tussock moth control project. Photo by: Unknown Date: June/July 1974 Credit: USDA Forest Service, Region 6, State and Private Forestry, Forest Health Protection. Source: Division of Timber Management, Insect and Disease Control print collection; Regional Office, Portland, Oregon. For more information about this project see: Graham, D.A.; J. Mounts; D. Almas. 1975. 1974 Cooperative Douglas-fir tussock moth control...
Topics: defoliation, aerialspray, divisionoftimbermanagement, aerialapplication, stateandprivateforestry,...
Helicopter spraying DDT. OR/WA/ID Douglas-fir tussock moth control project. Note: This photo is part of a set sent to David Graham at the Regional Office in Portland, and is possibly from the Idaho portion of the 1974 spray project. Photo by: Unknown Date: 1974 Credit: USDA Forest Service, Region 6, State and Private Forestry, Forest Health Protection. Source: Division of Timber Management, Insect and Disease Control print collection; Regional Office, Portland, Oregon. For more information...
Topics: aerialspray, r6, usda, aerialapplication, stateandprivateforestry, insectanddiseasecontrol,...
Loading spray helicopter. OR/WA/ID Douglas-fir tussock moth control project. Photo by: Unknown Date: June/July 1974 Credit: USDA Forest Service, Region 6, State and Private Forestry, Forest Health Protection. Source: Division of Timber Management, Insect and Disease Control print collection; Regional Office, Portland, Oregon. For more information about this project see: Graham, D.A.; J. Mounts; D. Almas. 1975. 1974 Cooperative Douglas-fir tussock moth control project: Oregon, Washington, Idaho....
Topics: defoliation, aerialspray, divisionoftimbermanagement, aerialapplication, stateandprivateforestry,...
Spray boom and nozzles on helicopter N73932. Sonny Boy Creek hemlock looper spray project. Mt. Baker National Forest, Washington. Photo by: Unknown Date: 1968 Credit: USDA Forest Service, Region 6, State and Private Forestry, Forest Health Protection. Source: FHP digital file collection; Regional Office, Portland Oregon. The following is from page 9 of, Forest Insect Conditions in the United States 1968, located here: www.fs.fed.us/foresthealth/publications/ConditionsReport_... "Western...
Topics: defoliation, mtbakernationalforest, r6, divisionoftimbermanagement, aerialapplication,...
Spray helicopter N4750R. Oregon/Washington/Idaho Douglas-fir tussock moth control project. Photo by: Unknown Date: 1974 Credit: USDA Forest Service, Region 6, State and Private Forestry, Forest Health Protection. Source: Division of Timber Management, Insect and Disease Control print collection; Regional Office, Portland, Oregon. For more information about this project see: Graham, D.A.; J. Mounts; D. Almas. 1975. 1974 Cooperative Douglas-fir tussock moth control project: Oregon, Washington,...
Topics: defoliation, aerialspray, r6, divisionoftimbermanagement, aerialapplication,...
Spray helicopter at heliport at ranch. OR/WA/ID Douglas-fir tussock moth control project. Grand Coulee Dam Headquarters. Colville Indian Reservation, Washington. See also: www.flickr.com/photos/151887236@N05/42041140274/in/datepo... Photo by: Unknown Date: June/July 1974 Credit: USDA Forest Service, Region 6, State and Private Forestry, Forest Health Protection. Source: Division of Timber Management, Insect and Disease Control print collection; Regional Office, Portland, Oregon. For more...
Topics: defoliation, aerialspray, divisionoftimbermanagement, aerialapplication, stateandprivateforestry,...
Spray helicopter at heliport at ranch. OR/WA/ID Douglas-fir tussock moth control project. Grand Coulee Dam Headquarters. Colville Indian Reservation, Washington. Photo by: Unknown Date: June/July 1974 Credit: USDA Forest Service, Region 6, State and Private Forestry, Forest Health Protection. Source: Division of Timber Management, Insect and Disease Control print collection; Regional Office, Portland, Oregon. For more information about this project see: Graham, D.A.; J. Mounts; D. Almas. 1975....
Topics: defoliation, aerialspray, divisionoftimbermanagement, aerialapplication, stateandprivateforestry,...
Spray helicopter N4750R. Oregon/Washington/Idaho Douglas-fir tussock moth control project. Photo by: Unknown Date: 1974 Credit: USDA Forest Service, Region 6, State and Private Forestry, Forest Health Protection. Source: Division of Timber Management, Insect and Disease Control print collection; Regional Office, Portland, Oregon. For more information about this project see: Graham, D.A.; J. Mounts; D. Almas. 1975. 1974 Cooperative Douglas-fir tussock moth control project: Oregon, Washington,...
Topics: defoliation, aerialspray, r6, divisionoftimbermanagement, aerialapplication,...
Spray helicopter N4750R. Oregon/Washington/Idaho Douglas-fir tussock moth control project. Photo by: Unknown Date: 1974 Credit: USDA Forest Service, Region 6, State and Private Forestry, Forest Health Protection. Source: Division of Timber Management, Insect and Disease Control print collection; Regional Office, Portland, Oregon. For more information about this project see: Graham, D.A.; J. Mounts; D. Almas. 1975. 1974 Cooperative Douglas-fir tussock moth control project: Oregon, Washington,...
Topics: defoliation, aerialspray, r6, divisionoftimbermanagement, aerialapplication,...
Adjusting nozzles on helicopter spray boom. OR/WA/ID Douglas-fir tussock moth control project. Photo by: Unknown Date: June/July 1974 Credit: USDA Forest Service, Region 6, State and Private Forestry, Forest Health Protection. Source: Division of Timber Management, Insect and Disease Control print collection; Regional Office, Portland, Oregon. For more information about this project see: Graham, D.A.; J. Mounts; D. Almas. 1975. 1974 Cooperative Douglas-fir tussock moth control project: Oregon,...
Topics: defoliation, aerialspray, divisionoftimbermanagement, aerialapplication, stateandprivateforestry,...
Spray helicopter. OR/WA/ID Douglas-fir tussock moth control project. Photo by: Unknown Date: June/July 1974 Credit: USDA Forest Service, Region 6, State and Private Forestry, Forest Health Protection. Source: Division of Timber Management, Insect and Disease Control print collection; Regional Office, Portland, Oregon. For more information about this project see: Graham, D.A.; J. Mounts; D. Almas. 1975. 1974 Cooperative Douglas-fir tussock moth control project: Oregon, Washington, Idaho....
Topics: defoliation, aerialspray, divisionoftimbermanagement, aerialapplication, stateandprivateforestry,...
View of spray boom on spray helicopter (N2973G). Controlled field test of stabilized pyrethrins against the western hemlock looper. Mt. Baker National Forest, near Marblemount, Washington. Photo by: John T. Wortendyke Date: July 1969 Credit: USDA Forest Service, Region 6, State and Private Forestry, Forest Health Protection. Source: Division of Timber Management, Insect and Disease Control print collection; Regional Office, Portland, Oregon. For more, see: Mason, Richard R. 1970. Controlled...
Topics: defoliation, aerialspray, r6, usda, aerialapplication, stateandprivateforestry,...
N4750R Bell 205 spray helicopter and McCall Oil Company tanker. Douglas-fir tussock moth control spray test. Photo by: Unknown Date: 1973 Credit: USDA Forest Service, Region 6, State and Private Forestry, Forest Health Protection. Collection: Region 6, Forest Health Protection slide collection; Regional Office; Portland, Oregon. For more information, see: Graham, D.A.; J. Mounts; D. Almas. 1975. 1974 Cooperative Douglas-fir tussock moth control project: Oregon, Washington, Idaho. Portland, OR:...
Topics: defoliation, aerialspray, r6, usda, aerialapplication, stateandprivateforestry, mccalloilcompany,...
Recording data. Douglas-fir tussock moth control test. Photo by: Unknown Date: 1973 Credit: USDA Forest Service, Region 6, State and Private Forestry, Forest Health Protection. Source: Division of Timber Management, Insect and Disease Control print collection; Regional Office, Portland, Oregon. For more information, see: Graham, D.A.; J. Mounts; D. Almas. 1975. 1974 Cooperative Douglas-fir tussock moth control project: Oregon, Washington, Idaho. Portland, OR: USDA Forest Service, Pacific...
Topics: defoliation, aerialspray, r6, usda, aerialapplication, stateandprivateforestry,...
Peter Orr (left) and Dave McComb loading insecticide. Controlled field test of stabilized pyrethrins against the western hemlock looper. Mt. Baker National Forest, near Marblemount, Washington. Photo by: John T. Wortendyke Date: July 1969 Credit: USDA Forest Service, Region 6, State and Private Forestry, Forest Health Protection. Source: Division of Timber Management, Insect and Disease Control print collection; Regional Office, Portland, Oregon. For more, see: Mason, Richard R. 1970....
Topics: defoliation, mtbakernationalforest, r6, usda, aerialapplication, stateandprivateforestry,...
Spray helicopter N2917W. Dilox, Seven 4, etc. insecticide spray research. Halfway, Oregon. OR/WA/ID Douglas-fir tussock moth control project. See also: www.flickr.com/photos/151887236@N05/27893633757/in/datepo... Photo by: Unknown Date: June/July 1974 Credit: USDA Forest Service, Region 6, State and Private Forestry, Forest Health Protection. Source: Division of Timber Management, Insect and Disease Control print collection; Regional Office, Portland, Oregon. For more information about this...
Topics: defoliation, aerialspray, r6, usda, aerialapplication, stateandprivateforestry,...
Insecticide test. Douglas-fir tussock moth control. Photo by: Unknown Date: 1973 Credit: USDA Forest Service, Region 6, State and Private Forestry, Forest Health Protection. Source: Division of Timber Management, Insect and Disease Control print collection; Regional Office, Portland, Oregon. For more information, see: Graham, D.A.; J. Mounts; D. Almas. 1975. 1974 Cooperative Douglas-fir tussock moth control project: Oregon, Washington, Idaho. Portland, OR: USDA Forest Service, Pacific Northwest...
Topics: defoliation, aerialspray, r6, usda, aerialapplication, stateandprivateforestry, mccalloilcompany,...
View of spray boom on the right side of spray helicopter (N2973G) and pump. Controlled field test of stabilized pyrethrins against the western hemlock looper. Mt. Baker National Forest, near Marblemount, Washington. Photo by: John T. Wortendyke Date: July 1969 Credit: USDA Forest Service, Region 6, State and Private Forestry, Forest Health Protection. Source: Division of Timber Management, Insect and Disease Control print collection; Regional Office, Portland, Oregon. For more, see: Mason,...
Topics: defoliation, aerialspray, r6, usda, aerialapplication, stateandprivateforestry,...
Safety release, left side of spray helicopter (N2973G). Controlled field test of stabilized pyrethrins against the western hemlock looper. Mt. Baker National Forest, near Marblemount, Washington. Photo by: John T. Wortendyke Date: July 1969 Credit: USDA Forest Service, Region 6, State and Private Forestry, Forest Health Protection. Source: Division of Timber Management, Insect and Disease Control print collection; Regional Office, Portland, Oregon. For more, see: Mason, Richard R. 1970....
Topics: defoliation, aerialspray, r6, usda, aerialapplication, stateandprivateforestry,...
Spray helicopter (N2973G) landing at helispot. Jack Mounts next to station wagon. Controlled field test of stabilized pyrethrins against the western hemlock looper. Mt. Baker National Forest, near Marblemount, Washington. Photo by: John T. Wortendyke Date: July 1969 Credit: USDA Forest Service, Region 6, State and Private Forestry, Forest Health Protection. Source: Division of Timber Management, Insect and Disease Control print collection; Regional Office, Portland, Oregon. For more, see:...
Topics: defoliation, aerialspray, r6, usda, aerialapplication, stateandprivateforestry,...
Spray helicopter (N2973G) leaving helispot. Peter Orr in center and Jack Mounts to the right, next to station wagon. Controlled field test of stabilized pyrethrins against the western hemlock looper. Mt. Baker National Forest, near Marblemount, Washington. Photo by: John T. Wortendyke Date: July 1969 Credit: USDA Forest Service, Region 6, State and Private Forestry, Forest Health Protection. Source: Division of Timber Management, Insect and Disease Control print collection; Regional Office,...
Topics: defoliation, aerialspray, r6, usda, aerialapplication, stateandprivateforestry,...
Insecticide tank, left side of spray helicopter (N2973G). Controlled field test of stabilized pyrethrins against the western hemlock looper. Mt. Baker National Forest, near Marblemount, Washington. Photo by: John T. Wortendyke Date: July 1969 Credit: USDA Forest Service, Region 6, State and Private Forestry, Forest Health Protection. Source: Division of Timber Management, Insect and Disease Control print collection; Regional Office, Portland, Oregon. For more, see: Mason, Richard R. 1970....
Topics: defoliation, aerialspray, r6, usda, aerialapplication, stateandprivateforestry,...
Amphibious helicopter landing at floating base of operation. Skowl Arm DDT application pilot project for black-headed budworm control. Prince of Wales Island, Southeast Alaska. For a NOAA photo from this project see: www.photolib.noaa.gov/htmls/fish5520.htm For more about this project see: Karr, R.W., Pontious, M., Crosby, D., and B. Roettgering. 1963. Skowl Arm DDT Pilot Project, June 1963. USDA Forest Service. Region 10. 46 p. Abstract: This report is an evaluation of the operational and...
Topics: defoliation, aerialspray, r6, usda, aerialapplication, stateandprivateforestry, alaska,...
L-R: Dave McComb, Peter Orr, and Jack Mounts with helicopter at helispot. Controlled field test of stabilized pyrethrins against the western hemlock looper. Mt. Baker National Forest, near Marblemount, Washington. Photo by: Robert J. DeWitz Date: July 1969 Credit: USDA Forest Service, Region 6, State and Private Forestry, Forest Health Protection. Source: Division of Timber Management, Insect and Disease Control print collection; Regional Office, Portland, Oregon. For more, see: Mason, Richard...
Topics: defoliation, aerialspray, r6, bobdewitz, usda, aerialapplication, stateandprivateforestry,...
