A. On year
B. Off year
C. Both a & b
D. None of the above
 A. On year
B. Off year
C. Both a & b
D. None of the above
A. Poly
B. Mono
C. Both
D. None of these
A. New leaf color
B. Panicle length
C. Number of male flowers
D. All of above
A. Early
B. Medium
C. Late
D. Partial
A. 35°F
 B. 30°F
C. 20°F
D. 18°F
A. Monoecious
B. Dioecious
C. Hermaphrodite
D. Polygamous
A. Deciduous
B. Hermaphrodite
C. Evergreen
D. None of these
A. One
B. One or two
C. Three
D. One or three