J. Witkowski
发表
S. Kamble,
M. Byers,
J. Witkowski,
1993,
Bulletin of environmental contamination and toxicology.
M. Rice,
K. Ostlie,
R. Hellmich,
2002
.
M. Rice,
K. Ostlie,
R. Hellmich,
2002,
Journal of economic entomology.
Leon G. Higley,
T. E. Hunt,
J. Witkowski,
1994
.
W. Stroup,
D. Shelton,
W. Kranz,
2001
.
E. R. Douskey,
W. Kranz,
S. Kamble,
2006
.
William L. Kranz,
Mitiku Mamo,
John F. Witkowski,
2006
.
R. Wright,
R. Georgis,
J. Witkowski,
1993
.
E. Raun,
J. Witkowski,
K. Pruess,
1974
.
Population Changes of Spider Mites (Acari: Tetranychidae) Following Insecticide Applications in Corn
Leon G. Higley,
J. Witkowski,
Ramesh Ayyappath,
1996
.
J. Witkowski,
F. Koziol,
1982
.
R. Kozub,
Z. Mayo,
J. Witkowski,
1985
.
J. Campbell,
R. Hellmich,
L. Lewis,
1999
.
Leon G. Higley,
L. Young,
R. Hellmich,
2001,
Journal of economic entomology.
Leon G. Higley,
J. Witkowski,
Ramesh Ayyappath,
1997
.
F. L. Poston,
H. Chiang,
S. Welch,
1991
.
J. Witkowski,
1975
.
H. Chiang,
S. L. Clement,
A. Sparks,
1990
.
S. Kamble,
M. Byers,
C. Ogg,
1992,
Journal of economic entomology.
P. Hinz,
J. Tollefson,
J. Witkowski,
1979
.
R. Wright,
B. Siegfried,
J. E. Foster,
2000
.
R. Rogers,
J. Tollefson,
J. Witkowski,
1975
.
S. Kamble,
M. Byers,
J. Witkowski,
2000,
Bulletin of environmental contamination and toxicology.
B. Siegfried,
Leon G. Higley,
J. Witkowski,
1995
.
S. Kamble,
M. Byers,
J. Witkowski,
1992,
Bulletin of environmental contamination and toxicology.
Leon G. Higley,
J. Witkowski,
T. Hunt,
1995
.