| Type |  Book |
| ชื่อเรื่อง | Forest cover dynamics in the Pacific northwest west side : regional trends and projections / Ralph J. Alig ... [et al.] |
| พิมพลักษณ์ | Portland, Or. : U.S. Dept. of Agriculture, Forest Service, Pacific Northwest Research Station, [2000] |
| รูปเล่ม | 22 p. : ill., map |
| หัวเรื่อง | Forest canopies --United States --Northwest, Pacific [] |
| | Forest dynamics --United States --Northwest, Pacific [] |
| | Vegetation classification --United States --Northwest, Pacific [] |