Creator
- United States. Forest Service. Northern Region. State & Private Forestry60
- Mcgregor, Mark D.20
- Hamel, Dennis R.12
- Dooling, Oscar J.10
- Oakes, Robert D.10
- Bennett, D. D.8
- Tunnock, Scott8
- Bousfield, Wayne E.7
- Gibson, Kenneth E.7
- Meyer, Hubert E.6
- Flavell, Thomas H.4
- Dewey, Jerald E.3
- Hard, John S.3
- United States. Forest Service. Northern Region. Forest Insect And Disease Management3
- Eder, Robert G.2
- Jenkins, Michael J.2
- Bortz, Joseph D.1
- Byler, James W.1
- Carlson, Clinton E.1
- Drake, L. E.1