- United States. Bureau Of Land Management7
- United States. Department Of Agriculture7
- Ellis, Steven A.5
- United States. Fish And Wildlife Service5
- United States. Forest Service5
- Forest Products Laboratory (U.S.)3
- Hixon, Mark Anthony3
- Hopkins, A. D. (Andrew Delmar), 1857 19483
- Tissot, Brian N.3
- Barss, William H.2
- Cronn, Richard2
- Foster, Lee2
- Jennings, Tara2
- Natural Resources Conservation Service2
- Pearcy, William G.2
- Starr, Richard M.2
- Stein, David L.2
- U. S. Fish And Wildlife Service2
- United States. Bureau Of Entomology2
- United States. Division Of Entomology2