Temperature

Light

exposure

CMCase activity1

Endosperm cracking2

Germination

˚C

−%Δµ at 24 h

% after 12 h

% after 24 h

20

continuous

white light3

20 A4

47 A

75 A

20

continuous

darkness

10 B

50 A

48 B

20

darkness + 0.25 h

white at 3.5 h

21 A

50 A

74 A

20

darkness + 1 h

far-red at 3 h

2 C

8 C

15 C

24

continuous

white light

22 A

51 A

70 A

24

continuous

darkness

4 C

9 C

23 C

35

continuous

white light

11 B

40 B

0 D

35

continuous

darkness

1 C

0 C

0 D