蜜柚黑斑病症状及病原鉴定  

Pathogen identification and symptoms of honey pomelo black spot

作　　者：张晓彬[1] 王宏毅[2] 卢友民 黄智辉[2] 严进 张绍升[1] 

机构地区：[1]福建农林大学植物保护学院,福建福州350002 [2]厦门出入境检验检疫局,福建厦门361012 [3]平和县农业局植保站,福建漳州363700 [4]中国检验检疫科学院动植检所,北京100029

出　　处：《福建农林大学学报（自然科学版）》2014年第3期245-250,共6页Journal of Fujian Agriculture and Forestry University:Natural Science Edition

基　　金：公益性行业(质检)科研专项资金(201110022)

摘　　要：症状观察结果确认平和县琯溪蜜柚黑斑病出现2种症状类型:黑星型和黑斑型.通过病原菌分离培养、形态特征观察和ITS序列分析,果实黑斑病的病原鉴定为亚洲柑橘叶点霉,叶片黑斑有亚洲柑橘叶点霉和中华柑橘叶点霉.采用科赫氏法则证实亚洲柑橘叶点霉是琯溪蜜柚黑斑病的病原菌,中华柑橘叶点霉未能对琯溪蜜柚果实致病.Two different symptoms of Cruanxi honey pomelo black spot, hard spot and freckle spot have been observed in Ping：heCounty, Fujian Province. According to the culture and isolate, morphological characteristics and ITS sequences of the pathogenicfungus, the pathogens on fruits were identified as PhyUosticta citriasiana, and the pathogens on leaves were P. citriasiana and P. cit-richinaensis. P. citriasiana was determined as the pathogen of honey pomelo black spot by inoculation test, but P. citrichinaensis didnot infect the fruits of Guanxi honey pomelo.

关 键 词：亚洲柑橘叶点霉 中华柑橘叶点霉 蜜柚黑斑病 症状 病原鉴定 

分 类 号：S436.661.1[农业科学—农业昆虫与害虫防治]