D. Roberts
发表
Viacheslav I. Adamchuk,
Richard B. Ferguson,
James S. Schepers,
2009
.
P. Scharf,
N. Kitchen,
K. Sudduth,
2009
.
Earl D. Vories,
Kenneth A. Sudduth,
Newell R. Kitchen,
2010
.
Kenneth A. Sudduth,
Newell R. Kitchen,
Peter C. Scharf,
2010
.
Charles G. OHara,
Jeffrey L. Willers,
George A. Milliken,
2012
.
D. Roberts,
2006
.
A. Dobermann,
K. Cassman,
D. Walters,
2011
.
J. S. Schepers,
V. I. Adamchuk,
R. B. Ferguson,
2011,
Precision Agriculture.