RATING SPRUCE-FIR STANDS FOR SPRUCE BUDWORM DAMAGE IN EASTERN NORTH AMERICA
| Main Author: | CANUSA |
|---|---|
| Corporate Authors: | Canada/United States Spruce Budworms Program |
| Other Authors: | Lynch, A. M., Witter, J. A. |
| Published: |
:
UNITED STATES DEPARTMENT OF AGRICULTURE,
1985
|
| Edition: | 1 |
| Series: |
United States Forest Service, Agriculture Handbook No. 636.
United States Forest Service, Spruce Budworms Handbook. |