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Defoliation by western spruce budworm in Oregon and Washington from 1980 through 1994 [microform] / Katharine A. Sheehan (Technical publication ; R6-NR-TP-04-96)

Defoliation by western spruce budworm in Oregon and Washington from 1980 through 1994 [microform] / Katharine A. Sheehan (Technical publication ; R6-NR-TP-04-96)
Microform図書
1996<YCA-A 13.40/12:R 6-NR-TP-04-96>
National Diet Library
  • Subject Heading...ington (State) Forest insects -- Oregon Forest insects -- Washington ...

Invertebrates of the H.J. Andrews Experimental Forest, Western Cascade Range, Oregon microform. V, An annotated list of insects and other arthropods / Gary L. Parsons ... [et al.] (General technical report PNW ; GTR 290)

Invertebrates of the H.J. Andrews Experimental Forest, Western Cascade Range, Oregon microform. V, An annotated list of insects and other arthropods / Gary L. Parsons ... [et al.] (General technical report PNW ; GTR 290)
Microform図書
1991<YCA-A 13.88:PNW-GTR-290>
National Diet Library
  • Subject HeadingForest insects -- Oregon -- Classification Insects -- ...

Insects and other factors affecting noble fir seed production at two sites in Oregon / J.H. Scurlock, R.G. Mitchell, K.K. Ching

Insects and other factors affecting noble fir seed production at two sites in Oregon / J.H. Scurlock, R.G. Mitchell, K.K. Ching
Microform図書
1982<YCA-A 13.62/2:F 51/6>
National Diet Library
  • Subject HeadingNoble fir Forest insects -- Oregon

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