Author/Creator
- United States. Soil Conservation Service✖[remove]3,373
- United States. Forest Service203
- Texas Agricultural Experiment Station155
- Kansas Agricultural Experiment Station104
- Purdue University. Agricultural Experiment Station71
- Kentucky Agricultural Experiment Station62
- Ohio Agricultural Research and Development Center62
- University of Missouri--Columbia. Agricultural Experiment Station59
- Oklahoma Agricultural Experiment Station54
- University of Nebraska--Lincoln. Conservation and Survey Division54
- California Agricultural Experiment Station53
- United States. Bureau of Indian Affairs53
- University of Illinois at Urbana-Champaign. Agricultural Experiment Station50
- United States. Bureau of Land Management49
- South Dakota Agricultural Experiment Station47
- University of Georgia. College of Agriculture. Experiment Stations47
- Louisiana Agricultural Experiment Station46
- Ohio. Division of Lands and Soil46
- University of Minnesota. Agricultural Experiment Station46
- Colorado Agricultural Experiment Station45