True fir spacing and yield trials : 20-year update / Robert O. Curtis.
| Author/creator | Curtis, Robert O. author. |
| Other author | Pacific Northwest Research Station (Portland, Or.) issuing body. |
| Format | Electronic |
| Publication | Olympia, WA : United States Department of Agriculture, Forest Service, Pacific Northwest Research Station, 2013. |
| Description | 1 online resource (32 pages) : illustrations. |
| Supplemental Content | https://purl.fdlp.gov/GPO/gpo37901 |
| Subjects |
| Series | Research Paper ; PNW-RP-590 Research paper PNW RP-590. ^A367713 |
| General note | Title from title screen (viewed on July 2, 2013). |
| General note | "May 2013." |
| Bibliography note | Includes bibliographical references (pages 29-32). |
| Issued in other form | Print version: Curtis, Robert O. True fir spacing and yield trials |
| GPO item number | 0083-B (online) |
| Govt. docs number | A 13.78:PNW-RP-590 |