Creator
- Lunden, Jeff D.23
- Mayer, Daniel F.23
- Oregon State University. Extension Service13
- Jasso, M. R.12
- Abbott, Mark R.6
- Bergen, Jeannette R.6
- Chamberlain, Jim D.6
- Caldwell, D. R.5
- Hannaway, D. B.5
- Husfloen, M. R.5
- Miliczky, E. R.5
- Moum, J. N.5
- Shanks, Carl H., jr.5
- Brunner, Jay F.4
- Cheeke, Peter R.4
- Cropper, James B.4
- Egbert, Gary D.4
- Gard, Steve R.4
- Halse, Richard R.4
- Hathaway, D. O.4