The Georgia Agricultural Experiment Stations
College of Agricultural and Environmental Sciences
The University of Georgia
Research Report Number 685
December 2002
Cooperators
Dr. J. N. All, College Station, Athens, Georgia
Dr. H. R. Boerma, College Station, Athens, Georgia
Dr. R. R. Duncan, Georgia Station, Griffin, Georgia
Dr. R. N. Gates, USDA-ARS, Coastal Plain Experiment Station, Tifton, Georgia
Mr. M. Gomillion, North Florida Research & Education Center, Marianna, Florida
Dr. D. W. Gorbet, North Florida Research & Education Center, Marianna, Florida
Dr. W. W. Hanna, USDA-ARS, Coastal Plain Experiment Station, Tifton, Georgia
Dr. G. Hoogenboom, Georgia Station, Griffin, Georgia
Dr. R. S. Hussey, College Station, Athens, Georgia
Mr. S. R. Jones, Southwest Research & Education Center, Plains, Georgia
Mr. R. D. McNeill, IV, Southeast Research & Education Center, Midville, Georgia
Mr. R. R. Pines, Southwest Research & Education Center, Plains, Georgia
Mr. J. Quick, Georgia Station, Griffin, Georgia
Mr. G. Rawls, Northwest Research & Education Center, Calhoun, Georgia
Mr. R. Smith, College Station, Athens, Georgia
Mr. E. D. Wood, College Station, Athens, Georgia
Mr. P. C. Worley, Northwest Research & Education Center, Calhoun, Georgia
Contributors
The following individuals contributed to the gathering of data and to the preparation of this report: W. Baxter, R. Black, R. Connell, M. Davis, R. Davis, S. Finnerty, M. Flynn, M. Gilmer, D. Gresham, J. Griner, T. Hancock, J. Head, Jr., J. Hulbert, J. Lance, N. Martin, J. McElroy, J. Mueller, J. Mullis, M. Pippin, J. Purser, G. Rowan, R. Stephens, J. Stubbs, W. Tucker, and P. Williams, Jr.