Author
United States. Soil Conservation Service
3,279
United States. Natural Resources Conservation Service
519
United States. Forest Service
382
Texas Agricultural Experiment Station
291
Kansas Agricultural Experiment Station
143
University of Illinois at Urbana-Champaign. Agricultural Experiment Station
136
Purdue University. Agricultural Experiment Station
121
United States. Bureau of Land Management
115
Ohio Agricultural Research and Development Center
114
California Agricultural Experiment Station
108
United States. Bureau of Indian Affairs
105
Kentucky Agricultural Experiment Station
104
University of Missouri--Columbia. Agricultural Experiment Station
100
Arkansas Agricultural Experiment Station
93
Oklahoma Agricultural Experiment Station
93
Ohio. Division of Lands and Soil
88
South Dakota Agricultural Experiment Station
88
Colorado Agricultural Experiment Station
87
University of Nebraska--Lincoln. Conservation and Survey Division
85
University of Georgia. College of Agriculture. Experiment Stations
82
Louisiana Agricultural Experiment Station
76
University of Minnesota. Agricultural Experiment Station
76
Cornell University. Agricultural Experiment Station
73
Iowa Agriculture and Home Economics Experiment Station
73
Pennsylvania State University. College of Agriculture
69
Michigan State University. Agricultural Experiment Station
68
Mississippi Agricultural and Forestry Experiment Station
67
Iowa State University. Cooperative Extension Service
62
University of Tennessee, Knoxville. Agricultural Experiment Station
62
Montana Agricultural Experiment Station
60
Pennsylvania. State Conservation Commission
59
SpringerLink (Online service)
58
North Dakota Agricultural Experiment Station (Fargo)
57
Virginia Polytechnic Institute and State University
56
Indiana. Soil and Water Conservation Committee
53
United States. Department of Agriculture
52
Oregon State University. Agricultural Experiment Station
50
New Mexico State University. Agricultural Experiment Station
49
South Carolina Agricultural Experiment Station
49
University of Wisconsin--Madison. College of Agricultural and Life Sciences. Research Division
49
Iowa. Department of Soil Conservation
44
University of Arizona. Agricultural Experiment Station
44
New Jersey Agricultural Experiment Station
43
University of Nebraska (Lincoln campus). Conservation and Survey Division
43
Indian Council of Agricultural Research. National Bureau of Soil Survey and Land Use Planning
42
Kentucky Natural Resources and Environmental Protection Cabinet
41
United States. Bureau of Chemistry and Soils
40
University of Florida. Agricultural Experiment Station
39
Max C. Fleischmann College of Agriculture. Agricultural Experiment Station
38
North Carolina Agricultural Experiment Station
38
more ...