为选育优质抗虫油菜新品系 ,在 Bt毒蛋白基因成功地转化到甘蓝型双低油菜品种湘油 13号后 ,对其植株性状、农艺性状和品质性状进行筛选 ,获得稳定的转 Bt基因油菜品系 .该品系除前期叶片稍大、叶色稍淡、苗期抗虫性较强外 ,其他性状与湘油 13号相同 In order to breed a new line of high quality insect-resistant rapeseed, Bt toxin gene was successfully transformed into Brassica napus Lingyou 13, and its plant traits, agronomic traits and quality traits were screened to obtain a stable transgenic Bt gene The rapeseed lines, which had a slightly larger leaf length, a slightly pale leaf color and a stronger resistance to insects at seedling stage, had the same traits as Hunan Oilseed 13