- Publication Title:
- Simple, progressive tree improvement program for Douglas fir; by Roy R. Silen.
- Display Title:
- Research note PNW-(series). PNW-45. Simple, progressive tree improvement program for Douglas fir; by Roy R. Silen.
- Series Title:
- Research note PNW-(series).
- Corporate Agency Authors:
- Forest Service and Agriculture Dept.
- Sort Author:
- Forest Service
- Authors:
- Silen, Roy R.
- Author place:
- Washington, D.C.
- Author zip:
- 20250
- Date:
- Dec. 1966
- Publish Date ISO Format:
- 1966-12-01T00:00:00Z
- Publication Start:
- 19661201
- Publication End:
- 19661231
- Corporate/Agency Author:
- Forest Service
- Publication month:
- 1
- Publication year:
- 1966
- SuDoc number:
- A 13.79:PNW-(nos.)
- Description:
- 13 p. 4°
- Notes:
- (Pacific Northwest Forest and Range Experiment Station, Portland, Oreg.)
- Notes:
- (Pacific Northwest Forest and Range Experiment Station, Portland, Oreg.) † Distribution Made by Issuing Office.
- Availability:
- † Distribution Made by Issuing Office.
- Monthly Catalog date:
- May 1967
- Monthly Catalog issue number:
- 868
- Monthly Catalog page number:
- 1
- Monthly Catalog issue date:
- 1967-05-01T00:00:00Z
- Monthly Catalog entry number:
- 8081
- Record start page number:
- 55