We identified the cry and vip3A gene types of strains BtAL and Bt41. The vip3A gene in BtAL was cloned, expressed and its toxicity to Spodoptera exigua, Helicoverpa armigera, Plutella xylostella and Ostrinia furnacalis were studied.
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美
- 對BtAL和Bt41兩Bt菌株所含的cry和vip3A基因型進(jìn)行了鑒定; 完成了菌株BtAL vip3A基因的克隆、表達及對甜菜夜蛾(Spodoptera exigua)、棉鈴蟲(chóng)(Helicoverpa armigera)、小菜蛾(Plutella xylostella)和玉米螟(Ostrinia furnacalis)幼蟲(chóng)的生物活性測定;
