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by Jayawardane, N. S.; Stewart, B. A. (Bobby Alton), 1932-;
Year: c1995., Callno: 631.43 SUB
Book
by Buhler, Douglas D.; Hatfield, Jerry L.; Stewart, B. A. (Bobby Alton), 1932-;
Year: c1998., Callno: 632.51:632.93 INT
Book
by Parr, J. F.; Stewart, B. A. (Bobby Alton), 1932-; Singh, R. P.;
Callno: 05:631.4
Journal
by Stewart, B. A. (Bobby Alton), 1932-; American Society of Agronomy.; Nielsen, Donald R.;
Year: 1990., Callno: 631.67 IRR
Book
by United States. Environmental Protection Agency.; Stewart, B. A. (Bobby Alton), 1932-; United States Agricultural Research Service.;
Year: 1975., Callno: 614.777 CON [Q]
Book
by Soil Science Society of America.; Crop Science Society of America.; Stewart, B. A. (Bobby Alton), 1932-; American Society of Agronomy.; Follett, R. F.;
Year: 1985., Callno: 631.459 SOI
Book
by Stewart, B. A. (Bobby Alton), 1932-; Sumner, M. E.; International Symposium on Soil Crusting : Chemical and Physical Prcesses (1st : 1991 : University of Georgia);
Year: 1992., Callno: 631.43 SOI
Book
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