辣椒疮痂病

• 出 处: 科技致富向导
• 发表日期: 2005年07期
• 关键词: 疮痂病 专化型 黄单胞杆菌属 复合侵染 细菌性斑点病 细菌性病害 端生 鞭毛 菌体 荚膜

辣椒疮痂病在各地都有发生,又名细菌性斑点病,它除为害辣椒外,还可为害番茄。一、病原及侵染辣椒疮痂病是一种细菌性病害,其菌原属于黄单胞杆菌属。菌体形状为杆状,两端钝圆,有一条端生鞭毛,菌体的排列常呈链状,有荚膜,属于好气性。这种细菌在国外有报道。有三个专化型,一是辣椒专化型,二是番茄专化型,三是辣椒、番茄均可的复合侵染型。对温度最低可耐5℃,最高可耐40℃,适温为27～30℃,致死温

Pepper scab disease occurs in all parts of the country, also known as bacterial speck disease, which in addition to harmful pepper, but also harmful to tomatoes. First, the pathogen and infection Hot pepper scab disease is a bacterial disease, the bacteria belong to the genus Xanthomonas. The shape of the cell is rod-shaped, blunt round at both ends, there is a terminal flagella, the arrangement of cells often chain-like, capsule, are aerobic. This bacterium is reported abroad. There are three specialized type, one peppers specialized type, the second is tomato specialized type, the third is pepper, tomato can be complex infection type. The temperature of the lowest resistant to 5 ℃, the highest resistance to 40 ℃, suitable temperature of 27 ~ 30 ℃, lethal temperature