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转Bt基因水稻对土壤跳虫、线虫和螨类种群数量的影响 被引量:12

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摘要 土壤是生态系统中物质循环和能量转化过程的重要场所,转基因作物外源基因对土壤地下生物的影响已经引起人们的广泛关注。本文以农业部批准发放的转Bt基因抗虫水稻"华恢1号"为实验材料,研究转Bt基因水稻对土壤跳虫、线虫和螨类种群数量的影响。实验结果表明,转Bt基因水稻可显著降低长角跳科长角跳属跳虫、中杆属线虫和尖棱甲螨科尖棱甲螨属螨类种群数量,而显著增加等节跳科原等属跳虫、钩唇属线虫种群数量,但转Bt基因水稻对其它属的跳虫、线虫和螨类种群数量无显著影响。研究转基因水稻不同生育期对土壤动物种群数量的影响,可构建转基因水稻对土壤动物的安全性评价,为转Bt基因水稻未来的商业化生产提供的理论依据。
出处 《湖北植保》 2012年第5期6-9,11,共5页 Hubei Plant Protection
基金 转基因生物新品种培育重大专项2011ZX08012-005 2009ZX08011-013B 2012ZX08011002
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参考文献15

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