Sweet sorghum F 2 population constructed with the parents of LR625,a grain sorghum variety( P 1), Rio,a sweet sorghum variety( P 2) was used as materials in this study. Correlation analysis was conducted for stalk sugar content traits and main agronomic traits of sweet sorghum,and path analysis was conducted for brix and its related traits. The correlation analysis results indicated that mix brix,stem weight,and stalk juice weight are significantly positive related with stalk weight and stalk diameter at 0....