USDA Forest Service:
1981. Page 1 - Condition Red. Central Oregon, one of the state's prime recreation areas and a major timber-producing region is under attack, and foresters are hard at work in drawing the battle lines ...
USDA Forest Service:
1981. Page 2 - Condition Red. This is not an insect problem that can be eliminated by sprays. The forester's main option is to convert these over-mature lodgepole pine forests into managed forests, healthy enough to fight off the insects. ...
USDA Forest Service:
1981. Brochure: Condition Red - The Mountain Pine Beetle In Central Oregon. Map of Pine Beetle Infestation in Central Oregon.
USDA Forest Service:
1966. Figure 5. Office photo interpretation, using mirror stereoscope and light-table.
USDA Forest Service:
1966. Figure 7. Portable light-table for viewing color transparencies in the field.
USDA Forest Service:
1949. Figure 7. FP Radiophone used in communicating with airfield from weather station on spray plot. John F. Wear in photo.
USDA Forest Service:
1964. Figure 1. Commercially available respirator adequate for protection against pesticides, showing proper adjustment of straps.
USDA Forest Service:
1964. Figure 2. Wearing a respirator during power spraying.
USDA Forest Service:
1964. Figure 3. Proper way to don gas mask by placing it over chin first and adjusting top strap last.
USDA Forest Service:
1964. Figure 4. Gas mask, showing proper adjustment of facepiece.
USDA Forest Service:
1964. Figure 5. Supplied-air respirator with blower-filter and hood.
USDA Forest Service:
1964. Supplied-air respirator mounted on sprayer.
USDA Forest Service:
1964. Figure 7. Wearing respirator while loading spraying equipment with insecticide concentrate.
USDA Forest Service:
1964. Figure 8. Gas mask and protective clothing used during aerosol treatment in greenhouse.
USDA Forest Service:
1964. Figure 9. Gas mask with canister mounted on back of operator to reduce concentration of gas intake air while applying grain fumigant.
USDA Forest Service:
2012. Cumulative mortality attributed to mountain pine beetle in all pine hosts, 1947-2012, in Oregon and Washington.
USDA Forest Service:
2019. Field trial to examine genetic variation in resistance to Sudden Oak Death (Phytophthora ramorum) in tanoak, Douglas-fir, coast redwood, and Port-Orford-cedar. Established near Brookings, Oregon.
USDA Forest Service:
2019. Tanoak seedling. Field trial to examine genetic variation in resistance to Sudden Oak Death (Phytophthora ramorum) in tanoak, Douglas-fir, coast redwood, and Port-Orford-cedar. Established near Brookings, Oregon.
USDA Forest Service:
2019. Casara Nichols (ODF) planting tanoak seedlings. Field trial to examine genetic variation in resistance to Sudden Oak Death (Phytophthora ramorum) in tanoak, Douglas-fir, coast redwood, and Port-Orford-cedar. Established near Brookings, Oregon.
USDA Forest Service:
2019. Planted tanoak seedlings. Field trial to examine genetic variation in resistance to Sudden Oak Death (Phytophthora ramorum) in tanoak, Douglas-fir, coast redwood, and Port-Orford-cedar. Established near Brookings, Oregon.
USDA Forest Service:
2019. Scott planting tanoak seedlings. Field trial to examine genetic variation in resistance to Sudden Oak Death (Phytophthora ramorum) in tanoak, Douglas-fir, coast redwood, and Port-Orford-cedar. Established near Brookings, Oregon.
USDA Forest Service:
2019. Planted Port-Orford-cedar seedling. Field trial to examine genetic variation in resistance to Sudden Oak Death (Phytophthora ramorum) in tanoak, Douglas-fir, coast redwood, and Port-Orford-cedar. Established near Brookings, Oregon.
USDA Forest Service:
2019. Jared LeBoldus (OSU) planting seedlings. Field trial to examine genetic variation in resistance to Sudden Oak Death (Phytophthora ramorum) in tanoak, Douglas-fir, coast redwood, and Port-Orford-cedar. Established near Brookings, Oregon.
USDA Forest Service:
2019. Redwood seedling. Field trial to examine genetic variation in resistance to Sudden Oak Death (Phytophthora ramorum) in tanoak, Douglas-fir, coast redwood, and Port-Orford-cedar. Established near Brookings, Oregon.
USDA Forest Service:
2019. Planting crew examining tanoak infected with SOD. Field trial to examine genetic variation in resistance to Sudden Oak Death (Phytophthora ramorum) in tanoak, Douglas-fir, coast redwood, and Port-Orford-cedar. Established near Brookings, Oregon.
USDA Forest Service:
2019. Planting tanoak seedlings. Field trial to examine genetic variation in resistance to Sudden Oak Death (Phytophthora ramorum) in tanoak, Douglas-fir, coast redwood, and Port-Orford-cedar. Established near Brookings, Oregon.
USDA Forest Service:
2019. Douglas-fir seedlings. Field trial to examine genetic variation in resistance to Sudden Oak Death (Phytophthora ramorum) in tanoak, Douglas-fir, coast redwood, and Port-Orford-cedar. Established near Brookings, Oregon.
USDA Forest Service:
2019. Kelsey Sondreli (OSU) (left) and Sarah Navarro (ODF) planting seedlings. Field trial to examine genetic variation in resistance to Sudden Oak Death (Phytophthora ramorum) in tanoak, Douglas-fir, coast redwood, and Port-Orford-cedar. Established near
USDA Forest Service:
2019. Planted Douglas-fir seedling. Field trial to examine genetic variation in resistance to Sudden Oak Death (Phytophthora ramorum) in tanoak, Douglas-fir, coast redwood, and Port-Orford-cedar. Established near Brookings, Oregon.
USDA Forest Service:
2019. Device to record temperature and humidity - these data will be correlated with SOD spore fall conditions. Field trial to examine genetic variation in resistance to Sudden Oak Death (Phytophthora ramorum). Established near Brookings, Oregon.
