There existed remarkably negative correlation between head rice and chalky grain;grain length/grain width, chalky grain, chalky area, chalkiness, gelatinization temperature, amylose content.

• 整精米率与垩白粒率,长/宽与粒宽、垩白粒率、垩白面积、垩白度、糊化温度、直链淀粉含量等性状间呈显著或极显著负相关。