]*>","")" /> Screening and Utilization of Antibiotic Bacteria for Cotton Seedling Diseases in Xinjiang
Xinjiang Agricultural Sciences

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Screening and Utilization of Antibiotic Bacteria for Cotton Seedling Diseases in Xinjiang

  • Received:2004-05-25 Revised:2004-05-25 Online:2004-05-25 Published:2004-05-25

新疆棉花苗期病害拮抗细菌的筛选和应用

阎小雪;李国英;乔贵宾   

  1. 石河子大学农学院农科系植病教研室,新疆石河子,832003;新疆生产建设兵团农业技术推广总站,新疆乌鲁木齐,830011





摘要： 1998～1999年从新疆五个主要植棉区健壮棉苗的根际土壤中分离到1 288株细菌.通过LB平板对峙测定,选出对强致病菌R105(R.Solani)和致病菌F106、F122、F108(Fusarium)抑制作用较强的116株拮抗细菌.经温室盆栽试验,10株芽孢杆菌(B.subtilis)对R.Solani表现明显的防效,且优于化学药剂处理(MBC、PCNB).在大田试验中,有三个菌株防效也比较明显.