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Attractant semiochemicals of the engraver beetle, Ips perturbatus, in south-central and interior Alaska
Attractant semiochemicals of the engraver beetle, Ips perturbatus, in south-central and interior Alaska
By Holsten, Edward H.
Status of bark beetle infestations in second-growth ponderosa pine stands, Bureau of Land Management lands Garnet Mountains, Montana
Status of bark beetle infestations in second-growth ponderosa pine stands, Bureau of Land Management lands Garnet Mountains, Montana
By Mark D. McGregor
Attractant semiochemicals of the engraver beetle, Ips perturbatus, in south-central and interior Alaska
Attractant semiochemicals of the engraver beetle, Ips perturbatus, in south-central and interior Alaska
By Edward H Holsten
Ips pini attack density in ponderosa pine thinning slash as related to felling date in eastern Oregon
Ips pini attack density in ponderosa pine thinning slash as related to felling date in eastern Oregon
By Charles Sartwell
Studies on the flight capabilities of dendroctonus frontalis and IPS calligraphus
Studies on the flight capabilities of dendroctonus frontalis and IPS calligraphus
By Donald N Kinn
Chemical control of the Arizona five-spined Ips
Chemical control of the Arizona five-spined Ips
By H. Eugene Ostmark
Response of the engraver beetle, Ips perturbatus to semiochemicals in white spruce stands of interior Alaska
By R.A. Werner
IPS engraver beetles (Ips avulsus, I. grandicollis, and I. calligraphus)
By Southern Forest Experiment Station (New Orleans, La.)
Pine engraver, Ips pini, in the western states
By Charles Sartwell
The California five-spined engraver
By George R. Struble
Overwintering habits of Ips lecontei Sw. and Ips confusus (Lec.) in Arizona and New Mexico
By John F. Chansler
Ips pini attack density in ponderosa pine thinning slash as related to felling date in eastern Oregon
By Charles Sartwell
Mortality of the western pine beetle and California five-spined ips in a field trial of lindane
By Lyon, Robert L.