L. J. Kushman
发表
W. F. McClure,
R. P. Rohrbach,
L. J. Kushman,
1975
.
L. J. Kushman,
J. Beattie,
1946
.
W. Swallow,
L. J. Kushman,
W. E. Ballinger,
1984,
Journal of the American Society for Horticultural Science.
R. Monroe,
L. J. Kushman,
W. E. Ballinger,
1971,
Journal of the American Society for Horticultural Science.
L. J. Kushman,
F. Haynes,
1971,
American Potato Journal.
D. D. Hamann,
L. J. Kushman,
W. E. Ballinger,
1973,
Journal of the American Society for Horticultural Science.
L. J. Kushman,
F. Wright,
1969
.
L. J. Kushman,
W. E. Ballinger,
1970,
Journal of the American Society for Horticultural Science.
W. Swallow,
L. J. Kushman,
W. E. Ballinger,
1984,
Journal of the American Society for Horticultural Science.
L. J. Kushman,
M. T. Deonier,
1953
.
L. J. Kushman,
F. Haynes,
M. Hoover,
1959,
American Potato Journal.