Formation of quality classes for secondgrowth Douglas-fir logs based on lumber grade recovery
Institution: | Oregon State University |
---|---|
Department: | Forestry |
Degree: | MS |
Year: | 1952 |
Keywords: | Forests and forestry – Measurement |
Record ID: | 1529803 |
Full text PDF: | http://hdl.handle.net/1957/16287 |