| Type |  Book |
| ชื่อเรื่อง | Northwest Forest Plan research synthesis / Richard W. Haynes and Glori a E. Perez, technical editors |
| พิมพลักษณ์ | Portland, Or. : U.S. Dept. of Agriculture, Forest Service, Pacific Northwest Research Station, [2001] |
| รูปเล่ม | 130 p. : ill., maps |
| หัวเรื่อง | Biological diversity conservation --Research --Northwest, Pacific [] |
| | Ecosystesm management --Research --Northwest, Pacific [] |
| | Forest management --Research --Northwest, Pacific [] |
| | Forest reserves --Research --Northwest, Pacific [] |