5Hauska D, Oertel C, Alpmann L, et al. Breeding progress to- wards high oil content in oilseed rape (Brassica napus L. ) es- sential innovations to meet current and future market need [ A]. Proceedings of the 12th International Rapeseed Congress [C]. Wuhan, China: Science Press USA Inc, 2007, 159 - 162.
6Wang HZ, Li YC, Hu Q, et al. Current status of double low rapeseed variety development in OCRI - CAAS [ J]. Brassica, 2006, 8 : 29 - 36.
7Li JF, Li GI, Zhang GJ, et al. Reasearch on creating new germplasm of high oil content in B. napus [ A ]. Proceedings The 12th International Rapeseed Congress [ C ] , Wuhan, Chi- na: Science Press USA Ine, 2007:152 -154.