co-editors, John L. Havlin, Jeffrey S. Jacobsen ; editorial committee, John L. Havlin ... [and others] ; symposium planning committee, John L. Havlin ... [and others] ; editor-in-chief, Larry P. Wilding ; managing editor, David M. Kral ; associate editor, Marian K. Viney
sponsored by Divisions S-1, S-2, S-3, S-9, and A-5 of the Soil Science Society of America and the American Society of Agronomy in Atlanta, GA, 30 Nov. and 1 Dec. 1987 ; editors B.L. Sawhney and K. Brown
sponsored by Divisions S-5 and S-6 of the Soil Science Society of America in Anaheim, Calif., 28 Nov.-3 Dec. 1982 ; editorial committee, J.D. Nichols, P.L. Brown, W.J. Grant ..
sponsored by Divisions A-6 and S-5 of the American Society of Agronomy and the Soil Science Society of America ; organizing committee, John J. Nicholaides, III, Leslie D. Swindale ; editorial committee, Matthew Drosdoff, Raymond B. Daniels, John J. Nicholaides, III ; editor-in-chief, Matthias Stelly ; managing editor, David M. Kral ; assistant editor, Judith H. Nauseef
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