Robert W Campbell
Identifiers
- Open LibraryOL4718020A
Top Subjects
- Douglas fir tussock moth -- Bibliography (1)
- Pupae (1)
- Western spruce budworm (1)
- Insects -- Larvae (1)
Books by Robert W Campbell
Total count: 2
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Douglas-fir tussock mothan annotated bibliographyDept. of Agriculture, Forest Service, Pacific Northwest Forest and Range Experiment Station1978-01-01
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Day-to-day survival of late-instar western spruce budworm larvae and pupaeU.S. Dept. of Agriculture, Forest Service, Pacific Northwest Forest and Range Experiment Station1984-01-01