Silvicultural and direct control of mountain pine beetle in second-growth ponderosa pine
By: Charles Sartwell and Robert E. Dolph
Contributors: Dolph, Robert E., jt. auth.; Pacific Northwest Forest and Range Experiment Station (Portland, Or.)
Series: USDA Forest Service research note PNW ; 268
Publisher: U.S. Dept. of Agriculture, Forest Service, Pacific Northwest Forest and Range Experiment Station
Published: 1976
Place of publication: Portland, Oreg
Language: eng
Subjects: Forests and forestry -- Oregon.; Mountain pine beetle -- Control -- Oregon.; Ponderosa pine.
Notes: Bibliography: p. 7