抗黄瓜花叶病转基因烟草新品系的对比及示范试验
DOI: 10.3321/j.issn:1000-7091.1995.z1.007, PP. 33-37
Keywords: 烟草,转基因NC89,抗病性,农艺性状
Abstract:
对同时表达黄瓜花叶病毒外壳蛋白(CMVCP)和卫星RNA的转基因烟草NC89新品系(NC89-B)及单一表达CMVCP的转基因NC89新品系(NC89-T)，在大田生产条件下进行了品比及示范试验。结果表明，在抗病性方面，转基因NC89明显高于未转基因NC89，其中B品系对CMV的相对防效达80%左右，T品系对CMV的相对防效达20%左右；在农艺性状方面，转基因NC89较对照有较显著改善，产值、产量、上等烟比例均有提高，但种性未变；在原烟品质方面，转基因NC89与对照基本一致。
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