Creator
- Et Al.29
- Fischer, Cameron13
- Jones, Richard13
- Schultz, Adam13
- Slater, Michael13
- Brodeur, Richard D.8
- Oregon State University. Extension Service8
- Starr, Richard M.8
- Aguirre Munoz, Alfonso6
- Armstrong, Doug P.6
- Bonnaud, Elsa6
- Burbidge, Andrew A.6
- Butchart, Stuart H. M.6
- Campbell, Karl6
- Corkery, Ilse6
- Courchamp, Franck6
- Cowan, Philip E.6
- Croll, Donald A.6
- Cuthbert, Richard J.6
- Ebbert, Steve6