转基因抗虫水稻生态安全性研究进展

被引:85
作者
韩兰芝
吴孔明
彭于发
郭予元
机构
[1] 中国农业科学院植物保护研究所植物病虫害生物学国家重点实验室
关键词
转基因抗虫水稻; 靶标和非靶标生物; 节肢动物群落; 抗性治理; 基因漂流; 环境安全;
D O I
暂无
中图分类号
S511 [稻];
学科分类号
090104 [作物信息科学与技术];
摘要
我国转基因抗虫水稻的商业化种植已成为国内外广泛关注的热点问题.本文系统综述了转基因抗虫水稻的遗传转化、基因漂流、靶标害虫的抗性风险、对非靶标生物和稻田节肢动物群落的影响以及B t杀虫蛋白在土壤中的残留等方面的研究进展.现有研究表明,B t水稻对二化螟、三化螟和稻纵卷叶螟等主要靶标害虫具有较高的抗性水平,对稻飞虱、叶蝉、捕食性天敌等非靶标生物的生长发育和稻田节肢动物群落的稳定性无明显影响.靶标害虫的抗性和转基因水稻与杂草稻、野生稻之间的基因漂移风险是转基因抗虫水稻商业化种植的主要环境安全问题.参60
引用
收藏
页码:431 / 436
页数:6
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