by Sudduth, K.A., Kitchen, N.R., Wiebold, W.J., Batchelor, W.D., Bollero, G.A., Bullock, D.G., Clay, D.E., Palm, H.L., Pierce, F.J., Schuler, R.T., Thelen, K.D.
Published in Computers and electronics in agriculture (01.03.2005)

by Officer, S.J, Kravchenko, A, Bollero, G.A, Sudduth, K.A, Kitchen, N.R, Wiebold, W.J, Palm, H.L, Bullock, D.G
Published in Plant and soil (2004)

by Karlen, D.L., Varvel, G.E., Bullock, D.G., Cruse, R.M.
Published in Advances in Agronomy (1994)

by Villamil, M.B, Bollero, G.A, Darmody, R.G, Simmons, F.W, Bullock, D.G
Published in Soil Science Society of America journal (01.11.2006)

by Bullock, D.S, Kitchen, N, Bullock, D.G
Published in Crop science (01.09.2007)

by Sudduth, K.A, Kitchen, N.R, Bollero, G.A, Bullock, D.G, Wiebold, W.J
Published in Agronomy journal (01.05.2003)

by Ruffo, M.L, Bullock, D.G, Bollero, G.A
Published in Agronomy journal (01.05.2004)

by Daverede, I.C, Kravchenko, A.N, Hoeft, R.G, Nafziger, E.D, Bullock, D.G, Warren, J.J, Gonzini, L.C
Published in Journal of environmental quality (01.07.2004)

by Kitur, B.K, Olson, K.R, Ebelhar, S.A, Bullock, D.G
Published in Journal of soil and water conservation (01.05.1994)

by Raymer, P.L, Bullock, D.G, Thomas, D.L
Year of Publication 1990

by Kravchenko, A.N, Boast, C.W, Bullock, D.G
Published in Agronomy journal (01.11.1999)

by Ruffo, M.L, Bollero, G.A, Hoeft, R.G, Bullock, D.G
Published in Agronomy journal (01.11.2005)

by Kravchenko, A.N, Robertson, G.P, Hao, X, Bullock, D.G
Published in Agronomy journal (2006)

by Bullock, D.G. (University of Illinois, Champaign, IL)
Published in Critical reviews in plant sciences (1992)

by Bullock, D.G, Anderson, D.S
Published in Journal of plant nutrition (01.04.1998)

by Bullock, D.G. (University of Illinois, Urbana, IL), Gascho, G.J, Sumner, D.R
Published in Journal of plant nutrition (01.08.1990)

by Yusuf, R.I, Siemens, J.C, Bullock, D.G
Published in Agronomy journal (01.11.1999)

by Bullock D.S, Bullock D.G
Published in Agronomy journal (01.09.1994)

by Bollero, G.A. (Univ. of Illinois, Urbana.), Bullock, D.G, Hollinger, S.E
Published in Agronomy journal (01.05.1996)

by Bullock, D.G, Bullock, D.S, Nafziger, E.D, Doerge, T.A, Paszkiewicz, S.R, Carter, P.R, Peterson, T.A
Published in Agronomy journal (01.11.1998)