改善土壤通气性促进甘薯源库间光合产物运转的原因解析

刘永晨,司成成,柳洪鹃,张彬彬,史春余

Reason exploration for soil aeration promoting photosynthate transportation between sink and source in sweet potato

Yong-Chen LIU,Cheng-Cheng SI,Hong-Juan LIU,Bin-Bin ZHANG,Chun-Yu SHI

表8 甘薯器官间蔗糖含量差与块根碳水化合物含量的相关性分析

Table 8 Analysis of correlation coefficient between differences in sucrose content in sweet potato organs and sucrose and starch contents in tuber root

品种Variety 相邻器官间蔗糖含量差 Sucrose content differences between adjacent organ 与块根蔗糖含量的相关系数Correlation coefficient of sucrose content between adjacent organs with sucrose content in storage root 与块根淀粉含量的相关系数 Correlation coefficient of sucrose content between adjacent organs with starch content in storage root 商薯19 Shangshu 19 柄-叶 Petiole-Leaf -0.274 -0.679** 柄-茎顶部 Petiole-Stem top -0.308 -0.732** 茎基部-茎顶部 Stem base-Stem top -0.758** -0.934** 茎基部-块根 Stem top-Storage roots -0.924** -0.882** 济徐23 Jixu 23 柄-叶 Petiole-Leaf -0.210 -0.582* 柄-茎顶部 Petiole-Stem top -0.243 -0.651** 茎基部-茎顶部 Stem base-Stem top -0.839** -0.933** 茎基部-块根 Stem top-Storage roots -0.913** -0.856**