H. Keifer
发表
Edward W. Baker,
L. Jeppson,
L. R. Jeppson,
1975,
The Journal of Agricultural Science.
H. Keifer,
1962
.
H. Keifer,
1977
.
E. Baker,
W. Styer,
T. Kono,
1982
.
S. Bailey,
H. Keifer,
1943
.
H. Keifer,
1937
.
H. Keifer,
1952
.
H. Keifer,
1946
.