Showing items related by title, author, creator and subject.

• Stereo photo series for quantifying forest residues in coastal Oregon forests: second-growth Douglas-fir--western hemlock type, western hemlock--Sitka spruce type, and red alder type 

  مؤلف غير معروف (Portland, Or. : U.S. Dept. of Agriculture, Forest Service, Pacific Northwest Research Station, Siuslaw National Forest, 2013-10-16)
• Cultural methods of important local crops in western Oregon 

  مؤلف غير معروف (Corvallis, OR : Oregon Agricultural College, Extension Service, 2013-10-16)
• Instability of forest land ownership in western Oregon and Washington, 1932-1941 

  مؤلف غير معروف (Portland, Or. : U.S. Dept. of Agriculture, Forest Service, Pacific Northwest Forest and Range Experiment Station, 2013-10-16)