群体感应机制在生防细菌筛选中的应用Isolation and Bio-control Effect of Bacterial Strain by Quorum Sensing Mechanism
黄华平;代鹏;唐复润;邓国平;黄俊生;
摘要(Abstract)：
根据群体感应机制,利用PCR技术,摸索出一套能够高效筛选生防细菌的方法。利用这一方法,从土壤中分离的1 399株细菌中筛出42株,占总分离株的3%,PDA培养基平板拮抗试验发现,其中有39株对香蕉尖孢镰刀菌有抑菌效果,占总筛选株数的95.2%。抑菌效果最好的分离株DFL059在田间试验中对香蕉枯萎病有较强的生防效果。
关键词(KeyWords)： 群体感应;生防细菌;尖孢镰刀菌
基金项目(Foundation): 科技基础性工作和社会公益研究专项(2004DIB3J073)
作者(Author): 黄华平;代鹏;唐复润;邓国平;黄俊生;
Email:
DOI: 10.13989/j.cnki.0517-6611.2006.07.062
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