D. Pollard
发表
D. Pollard,
1991
.
E. B. Peterson,
D. Pollard,
N. M. Peterson,
1995
.
D. Pollard,
1985
.
P. Wareing,
D. Pollard,
1968
.
D. Pollard,
1971
.
D. Pollard,
C. Ying,
1979
.
D. Pollard,
K. T. Logan,
1979
.
D. Pollard,
K. T. Logan,
A. Teich,
1975
.
Leaf area development on different shoot types in a young aspen stand and its effect upon production
D. Pollard,
1970
.
D. Pollard,
P. Walters-Davies,
1968
.
D. Pollard,
1974
.
D. Pollard,
1970
.
D. Pollard,
K. T. Logan,
1975
.
D. Pollard,
1970
.
Hugh J. Barclay,
H. Barclay,
H. Brix,
1996
.
D. Pollard,
1972
.
D. Pollard,
C. Ying,
1979
.
D. Pollard,
K. T. Logan,
1977
.
D. Pollard,
K. T. Logan,
2009
.