相关分析结果表明，叶宽、株幅、最大球叶重等性状相互间存在相关性，育种时

Correlation analysis showed that, leaf width, plant width, leaf weight maximum ball traits correlated with each other, need to be considered from various aspects, lettuce effective to increase the yield when breeding

The results of the relevant analysis show that there is a correlation between the characteristics of leaf width, strain, maximum ball leaf weight, etc., and the breeding needs to be considered from many aspects in order to effectively improve the yield of the cruclux.

The results of correlation analysis showed that there were correlations among leaf width, plant width and maximum globular leaf weight. In order to effectively improve the yield of heading lettuce, many factors should be considered in breeding.<br>