J. Ladyman
发表
J. Ladyman,
B. Girard,
1992
.
A. Hanson,
W. D. Hitz,
J. Ladyman,
1982
.
A. Hanson,
R. Grumet,
J. Ladyman,
1983
.
A. Hanson,
W. D. Hitz,
J. Ladyman,
1980,
Planta.
A. Hanson,
W. D. Hitz,
J. Ladyman,
1980
.
Rocky Mountain Forest,
R. Station,
E. Muldavin,
1996
.
J. Ladyman,
J. Cross,
1991,
Sexual Plant Reproduction.
H. Mogensen,
J. Ladyman,
H. L. Mogensen,
1989,
Sexual Plant Reproduction.
J. Ladyman,
1995
.
J. Ladyman,
B. Girard,
1992
.
Ilva Raskin,
Juanita A. R. Ladyman,
J. Ladyman,
2004,
Planta.
J. Ladyman,
I. Raskin,
2004,
Planta.