- North Carolina Cooperative Extension Service153
- North Carolina State College. Department of Agricultural Engineering104
- North Carolina Agricultural Experiment Station36
- North Carolina Agricultural Extension Service17
- North Carolina Agricultural Research Service3
- Baker, James R. (James Robert), 1941-2
- Eickhoff, William D.2
- Stone, Paul S.2
- Waldrep, T. W.2
- Weaver, David S. (David Stathem), 1896-19662
- Worsham, A. D.2
- Apperson, Charles S. (Charles Smith), 1945-1
- Block, William J. (William Joseph), 1918-1
- Brannon, C. H. (Clarence Ham), 1900-19691
- Brooks, Joseph F.1
- Crickenberger, R. G. (Roger Gilbert), 1949-1
- Crosswhite, William M.1
- Danielson, Leon1
- Frederick, Douglas J.1
- Gardner, W. E. (William Ernest), 1948-1