|本期目录/Table of Contents|

[1]孙齐英,夏明.武汉蔬菜市场大白菜软腐病新病原菌鉴定[J].江苏农业科学,2020,48(15):141-143,211.
 Sun Qiying.Identification of new pathogen causing soft rot of Chinese cabbage in Wuhan vegetable market[J].Jiangsu Agricultural Sciences,2020,48(15):141-143,211.
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武汉蔬菜市场大白菜软腐病新病原菌鉴定(PDF)
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《江苏农业科学》[ISSN:1002-1302/CN:32-1214/S]

卷:
第48卷
期数:
2020年第15期
页码:
141-143,211
栏目:
植物保护
出版日期:
2020-08-05

文章信息/Info

Title:
Identification of new pathogen causing soft rot of Chinese cabbage in Wuhan vegetable market
作者:
孙齐英夏明
江汉大学生命科学学院,湖北武汉 430056
Author(s):
Sun Qiying
关键词:
大白菜16S rDNA软腐病病原菌假单胞菌属鉴定
Keywords:
-
分类号:
S436.341.13
DOI:
-
文献标志码:
A
摘要:
在大白菜贮藏和运输期间极易受真菌、细菌等微生物侵染而导致软腐病,鉴定软腐病的病原菌是防治大白菜软腐病的重要前提。对武汉市洪山区白沙洲蔬菜市场大白菜软腐病进行病原鉴定。从大白菜软腐病病部分离并培养病原物,并进行形态观察、生理生化鉴定、回接试验、致病性试验及基因测序。结果表明,大白菜软腐病的病原菌菌株S3菌落为灰白色,圆形,中部稍隆起,边缘呈半透明状;菌体为杆菌,革兰氏阴性菌;不产酸,不能分解色氨酸、产生吲哚,甲基红(M.R.)试验为阴性,乙酰甲基甲醇(V.P.)试验为阴性,不产H2S,容易从伤口侵入。与假单胞菌属(Pseudomonas sp.)细菌的16S rDNA序列的一致性为99.40%,说明该病原为假单胞菌属。
Abstract:
-

参考文献/References:

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备注/Memo

备注/Memo:
收稿日期:2019-10-08
基金项目:国家自然科学基金(编号:31900095)。
作者简介:孙齐英(1966—),男,湖北武汉人,硕士,副教授,从事微生物教学科研工作。E-mail:937630248@qq.com。
更新日期/Last Update: 2020-08-05