| Type |  Book |
| ชื่อเรื่อง | Historical and current forest landscapes of eastern Oregon and Washington / John F. Lehmkuhl ... [et al.] ; in cooperation with U.S. Department of Agriculture, Forest Service, Pacific Northwest Region |
| พิมพลักษณ์ | Portland, Oregon : U.S. Dept. of Agriculture, Forest Service, Pacific Northwest Research Station, [1994] |
| รูปเล่ม | v. : ill., maps |
| หัวเรื่อง | Forests and forestry --United States --Washington (State) --Statistics [] |
| | Vegetation surveys --United States --Oregon [] |
| | Vegetation surveys --United States --Washington (State) [] |
| | Forests and forestry --United States --Oregon --Statistics [] |
| | Forest landscape management --United States --Oregon --Statistics [] |
| | Forest landscape management --United States --Washington (State) --Statistics [] |