Creator
- Jeffreys, Bradford J.6
- Oregon State University. Extension Service4
- Johnson, Duane P.2
- Zollinger, William A.2
- Anderson, Andy1
- Combest, Patricia1
- Frischknecht, Dean1
- Hannaway, David1
- Hanson, Donald E.1
- Jacobsen, Carol1
- Karow, Russell S.1
- Killingsworth, Ken1
- Kuhl, Wally1
- Landers, John, jr.1
- Mills, Randall R.1
- Mosley, Al1
- Oregon State University. Cooperative Extension Service1
- Reynolds, Guy1
- Roth, Vera1
- Thomas, Dave1