2

1.Y( )A. B. C. D.D

2.3 B

2

1AB:

2B

3BC

4C

, BAC

BACB >> 1010 M

XXSeedless watermelon

314 24D2 24-D

CK/IAA 0.02/2mg/l)

CK/IAA 2.0/0.2mg/l)

CK/IAA 3.0/0.2mg/l)

A B C D

? >>

1010 M