organizing committee, James E. Amonette, Joseph W. Stucki ; editorial committee, James E. Amonette, Lucian W. Zelazny ; editor-in-chief SSSA, R.J. Luxmoore ; managing editor, Jon M. Bartels
sponsored by Divisions S-9, S-2, S-5, and S-6 of the Soil Science Society of America in Fort Collins, Colorado, 5-10 Aug. 1979 ; editorial committee, J.A. Kittrick, D.S. Fanning, L.R. Hossner ; managing editor, David M. Kral ; assistant editor, Sherri Hawkins