G. Pettygrove
发表
Jeffrey P. Mitchell,
D. Whisson,
S. Wright,
2006
.
L. Schwankl,
K. Schulbach,
G. Pettygrove,
1997
.
Jeffrey P. Mitchell,
S. Upadhyaya,
A. Shrestha,
2009
.
T. Harter,
Kristin Dzurella,
A. Hollander,
2015,
Journal of Soil and Water Conservation.
M. Burger,
W. Horwath,
C. Lazcano,
2016
.
G. Pettygrove,
1977
.
D. Reicosky,
K. Klonsky,
D. Chessman,
2016
.
L. Boersma,
G. Pettygrove,
W. Jarrell,
1979
.
R. Southard,
G. Pettygrove,
M. Murashkina,
2007
.
J. Eadie,
G. Pettygrove,
J. Bird,
2000
.
R. Southard,
G. Pettygrove,
M. Murashkina,
2007
.
W. Horwath,
Patricia Lazicki,
D. Geisseler,
2012
.
George Kourakos,
Thomas Harter,
Aaron King,
2014,
Journal of environmental quality.
G. Pettygrove,
A. Heinrich,
2012
.
L. Drinkwater,
G. Pettygrove,
D. Chaney,
1992
.
William R. Horwath,
Daniel S. Munk,
S. S. Andrews,
2001
.
T. Asano,
G. Pettygrove,
T Asano,
1987
.
William R. Horwath,
Daniel S. Munk,
S. S. Andrews,
2002
.
G. Pettygrove,
C. Wick,
A. Hafez,
1990
.
J. Duxbury,
J. Lauren,
G. Pettygrove,
1994
.
R. Plant,
G. Pettygrove,
R. E. Plant,
2000
.
J. Viers,
T. Harter,
T. Rosenstock,
2014,
Journal of environmental quality.
Gordon L. Rees,
R. Southard,
G. Pettygrove,
2013
.