| 其他書名 | Proceedings of the CANUSA Spruce Budworms Research Symposium, Bangor, Maine, September 16-20, 1984 |
| 出版 | CANUSA, 1985 |
| 主題 | Technology & Engineering / Agriculture / Forestry |
| ISBN | 06621420209780662142027 |
| URL | http://books.google.com.hk/books?id=ZhciAQAAMAAJ&hl=&source=gbs_api |