Author/Creator
- United States. Soil Conservation Service✖[remove]2,535
- United States. Forest Service183
- Texas Agricultural Experiment Station148
- Kansas Agricultural Experiment Station102
- Purdue University. Agricultural Experiment Station70
- Kentucky Agricultural Experiment Station61
- Ohio Agricultural Research and Development Center61
- University of Missouri--Columbia. Agricultural Experiment Station58
- Oklahoma Agricultural Experiment Station53
- University of Nebraska--Lincoln. Conservation and Survey Division53
- University of Illinois at Urbana-Champaign. Agricultural Experiment Station49
- California Agricultural Experiment Station48
- United States. Bureau of Indian Affairs48
- South Dakota Agricultural Experiment Station47
- University of Georgia. College of Agriculture. Experiment Stations47
- Colorado Agricultural Experiment Station45
- Louisiana Agricultural Experiment Station45
- Ohio. Division of Lands and Soil45
- United States. Bureau of Land Management45
- University of Minnesota. Agricultural Experiment Station45