当前位置: 首页 > 文章 > 金毛狗脊内生细菌分离鉴定及其拮抗作用分析 西南林业大学学报(自然科学) 2020 (1) 176-180
Position: Home > Articles > Isolation and Identification of Endophytic Bacteria from Cibotium barometz and Its Antagonistic Effect Journal of Southwest Forestry University(Natural Sciences) 2020 (1) 176-180

金毛狗脊内生细菌分离鉴定及其拮抗作用分析

作  者:
陈泽历;杨林毅;陈潞;飞进强;柯尚艳;郭建志;文国松;赵明富
单  位:
云南农业大学功能产品研究中心;云南恩润生物科技发展有限公司;云南农业大学农业与生物技术学院;云南农业大学农业生物多样性控制病虫害教育部重点实验室
关键词:
金毛狗脊;内生细菌;滇黄精;胶孢炭疽菌;腐皮镰刀菌
摘  要:
为分离药用珍稀植物金毛狗脊内生细菌,筛选出对滇黄精上分离到的胶孢炭疽菌和腐皮镰刀菌病菌抑制效果明显的菌株。采用平板对峙法筛选拮抗菌株,通过生理生化反应及16 S rDNA序列分析,结合伯杰氏细菌鉴定手册,鉴定具有明显抑菌效果的菌株。结果表明:从金毛狗脊中分离获得31株内生细菌,菌株JMGJ01对胶孢炭疽菌和腐皮镰刀菌病菌有明显的拮抗作用,鉴定出JMGJ01菌株属于类芽孢杆菌属。
译  名:
Isolation and Identification of Endophytic Bacteria from Cibotium barometz and Its Antagonistic Effect
作  者:
Chen Zeli;Yang Linyi;Chen Lu;Fei Jinqiang;Ke Shangyan;Guo Jianzhi;Wen Guosong;Zhao Mingfu;College of Agronomy and Biotechnology, Yunnan Agricultural University;Key Laboratory of Ministry of Education on Agrobiodiversity and Pest Management, Yunnan Agricultural University;Research Centre for Functional Product, Yunnan Agricultural University;Yunnan Enrun Biological Technology Development Co., Ltd;
关键词:
Cibotium barometz;;endophytic bacteria;;Polygonatum kingianum;;Colletotrichum gloeosporioides;;Fusarium solani
摘  要:
In order to isolate endophytic bacteria from Cibotium barometz of the rare medicinal plants, strains with exhibited significant antagonistic activities against Colletotrichum gloeosporioides and Fusarium solani isolated from Polygonatum kingianum were screened out. Antagonistic bacteria were screened by dual culture and identified based on their 16 S rDNA sequence analysis and physiological and biochemical traits, combined with Bergey's Manual of Determinative Bacteriology. The results showed that 31 endophytic bacteria strains were isolated from Cibotium barometz, the strains JMGJ01 exhibited significant antagonism effect against Colletotrichum gloeosporioides and Fusarium solani, characterization showed that JMGJ01 strains belongs to the genus Paenibacillus.

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