- United States. Forest Service. Northern Region. State & Private Forestry65
- Mcgregor, Mark D.28
- Hamel, Dennis R.15
- Dooling, Oscar J.11
- Meyer, Hubert E.10
- Tunnock, Scott10
- Oakes, Robert D.7
- Bousfield, Wayne E.6
- Bennett, D. D.5
- Gibson, Kenneth E.5
- Flavell, Thomas H.4
- United States. Forest Service. Northern Region. Forest Environmental Protection4
- Kohler, Steve3
- Macswan, Iain C.3
- Carlson, Clinton E.2
- Ciesla, William M.2
- Dewey, Jerald E.2
- Haglund, Steve2
- United States. Forest Service. Northern Region. Forest Insect And Disease Management2
- Bortz, Joseph D.1