Fig. 2.

The correlation of trait variation. Blue and red lines indicated positive and negative correlations, respectively. Solid lines P < 0.01; dotted lines 0.01 < P < 0.05. AL awn length, GL grain length, CD culm diameter, SN spikelet number, PL panicle length, PH plant height, FLL flag leaf length, FLW flag leaf width, HD heading date, TA tiller angle, TN tiller number, GW grain width, GT grain thickness, TGW 1,000-grain weight