以六倍体（AnAnCnCnCoCo）为桥梁创制抗旱新型甘蓝型油菜（AnArCnCo）

以六倍体（AⁿAⁿCⁿCⁿC^oC^o）为桥梁创制抗旱新型甘蓝型油菜（AⁿA^rCⁿC^o）

万华方(

),魏帅(

),冯宇霞,钱伟(

)

Creating a New-Type Brassica napus (AⁿA^rCⁿC^o) with High Drought-resistance Employing Hexaploid (AⁿAⁿCⁿCⁿC^oC^o) as a Bridge

WAN HuaFang(

),WEI Shuai(

),FENG YuXia,QIAN Wei(

)

图2. 油菜在不同浓度PEG-6000条件下根长的变化
Ⅰ：不同浓度PEG-6000处理下新型甘蓝型油菜的平均根长;Ⅱ：不同浓度PEG-6000处理下新型甘蓝型油菜根长的相对值变异系数;Ⅲ：不同浓度PEG-6000处理下白菜型油菜的平均根长;Ⅳ：不同浓度PEG-6000处理下白菜型油菜根长的相对值变异系数。不同大写字母表示差异达到极显著水平（P<0.01）

Fig. 2. Root length of rapeseed treated by PEG-6000 solution with different concentration
Ⅰ: Average root length of new-type B. napus treated by PEG-6000 solution with different concentration;Ⅱ: Variation coefficient of relative root length of the new-type B. napus treated by PEG-6000 solution with different concentration;Ⅲ: Average root length of B. rapa treated by PEG-6000 solution with different concentration; Ⅳ: Variation coefficient of relative root length of B. rapa treated by PEG-6000 solution with different concentration. Different letters indicate significant difference at P<0.01