Invasive bark beetlesFormat: [electronic resource] /
Publisher: [Washington, D.C.?] : U.S. Dept. of Agriculture, Forest Service,
Date: [2007] This title can be found in 1 Iowa libraries.
Bark beetles-they're back are your trees at risk?Format: [electronic resource] :
Publisher: [Washington, D.C.] : USDA, Forest Service,
Date: [2004] This title can be found in 1 Iowa libraries.
Effectiveness of polyethtylene sheeting in controlling spruce beetles (Coleoptera: Scolytidae) in infested stacks of spruce firewood in AlaskaFormat: [microform] /
Author: Holsten, Edward H.
Publisher: Portland, OR (333 S.W. First Avenue, P.O. Box 3890, Portland 97208) : U.S. Dept. of Agriculture, Forest Service, Pacific Northwest Research Station,
Date: [1993] This title can be found in 1 Iowa libraries.
The spruce beetle /Author: Holsten, Edward H.
Publisher: [Washington, D.C.?] : U.S. Dept. of Agriculture, Forest Service,
Date: 1991. This title can be found in 1 Iowa libraries.
Attractants, techniques, and devices for trapping bark beetlesFormat: [microform] /
Author: Clements, Ralph W.
Publisher: [Asheville, N.C. : Southeastern Forest Experiment Station,
Date: 1981] This title can be found in 1 Iowa libraries.
Lindane in forestry : a continuing controversy /Author: Koerber, Thomas W.,
Publisher: Berkeley, Calif. : U.S. Department of Agriculture, Forest Service, Pacific Southwest Forest and Range Experiment Station,
Date: 1976. This title can be found in 1 Iowa libraries.
Bark beetles of the genus Hylastes erichson in North America /Author: Blackman, M. W.
Publisher: Washington, D.C. : U.S. Dept. of Agriculture,
Date: 1941. This title can be found in 1 Iowa libraries.
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