Table 3 Correlation analysis between enzyme activity and starch accumulation rate in three hulless barley cultivars at grain filling

AGPP

Ganken 5

–

0.878**

0.878**

Beiqing 6

0.829*

0.983**

0.925**

Kunlun 12

0.668

0.934**

0.871*

SSS

Ganken 5

–

0.857*

0.857*

Beiqing 6

0.556

0.848*

0.838*

Kunlun 12

0.57

0.886**

0.841*

GBSS

Ganken 5

–

0.952**

0.592**

Beiqing 6

0.748*

0.854*

0.924**

Kunlun 12

0.751*

0.993**

0.970**

SBE

Ganken 5

–

–

–

Beiqing 6

0.765*

0.878**

0.935**

Kunlun 12

0.760*

0.966**

0.944**