球花石楠锈病病原物的初步研究  

Study on the Aecidium pourthiaea syd

作　　者：蔡灿[1] 伍建榕[1] 

机构地区：[1]西南林学院西南生物多样性保育国家林业局重点实验室,云南昆明650224

出　　处：《北方园艺》2008年第1期208-210,共3页Northern Horticulture

摘　　要：石楠锈病的病原物为锈孢锈菌属锈菌,石楠锈孢锈菌(aecidium pourthiaea syd)。其锈孢子在燕麦、燕麦加植物组织煎汁、植物组织煎汁培养基上都可以存活并继续生长。而在同等的外界条件下,锈孢子在植物组织煎汁培养基上的生长状况最好,新生的锈孢子最多。裸锈孢子堆也可以在球花石楠新鲜叶片组织煎汁培养基上存活,继续生长,长出新生的锈孢子。病害每年3月初开始发生,反复侵染,生活史中没有转主寄主的参与。The rust of Photinia glomerata Lindl Kunming. There are aeciospores on the back is a disease which happened in recent years on Photinia glomerata Lindl in side of the infected leaf. The pathogen of rust is aecidium. The pathogen may survive on culture medium of tissues extracted form fresh leaves of glornerate photinia, aeciospores continues to grow. photinia rust happened in march yearly. The disease is disseminated and invaded by aeciospores.

关 键 词：石楠锈病 锈孢锈菌 症状 侵染循环 防治 

分 类 号：S436.8[农业科学—农业昆虫与害虫防治]