广东省龙眼几种新病原真菌的鉴定

张传飞 戚佩坤

广东省龙眼几种新病原真菌的鉴定

张传飞戚佩坤

IDENTIFICATION OF NEW MYCOPATHOGENS ON LONGAN IN GUANGDONG PROVINCE

Zhang Chuanfei,Qi Peikun

摘要

摘要: 报道了龙眼的６种新病害，分别是：拟盘多毛孢［Ｐｅｓｔａｌｏｔｉｏｐｓｉｓｐａｕｃｉｓｅｔａ（Ｓａｃｃ．）Ｙ．Ｘ．Ｃｈｅｎ］引起的叶枯病，壳二孢（ＡｓｃｏｃｈｙｔｓｌｏｎｇａｎＣ．Ｆ．ＺｈａｎｇｅｔＰ．Ｋ．Ｃｈｉｓｐ．ｎｏｗ．）引起的叶斑病，拟茎点霉（ＰｈｏｍｏｐｓｉｓｇｕｉｙｕａｎＣ．Ｆ．ＺｈａｎｇｅｔＰ．Ｋ．Ｃｈｉ，ｓｐ．ｎｏｖ．）引起的灰色叶枯病，盘二孢（ＭａｒｓｓｏｎｉｎａｅｕｐｈｏｒｉａｅＣ．Ｆ．ＺｈａｎｇｅｔＰ．Ｋ．Ｃｈｉ，ｓｐ．ｎｏｖ．）引起的褐斑病和两种小球腔菌（ＬｅｐｔｏｓｐｈａｅｒｉａｌｏｎｇａｎＣ．Ｆ．ＺｈａｎｇｅｔＰ．Ｋ．Ｃｈｉ，ｓｐ．ｎｏｖ．）（ＬｅｐｔｏｓｐｈａｅｒｉａｇｕｉｙｕａｎＣ．Ｆ．ＺｈａｎｇｅｔＰ．Ｋ．Ｃｈｉ，ｓｐ．ｎｏｖ．）引起的叶斑病，后５种菌为新种。新种有拉丁文描述，其模式标本存于华南农业大学真菌标本室内。

Abstract: six new diseases of Iongan(Dimocarpus longan Lour.)were reported in this paper,theywere:leaf blight caused by Pedalotlopsis pauciseta(Sacc)Y.X. Chen,leaf spot by Ascochytalongan C.F.Zhnag et P,K. Chi,sp. nov.,grey leaf blight by Phomopsis guiyuan C.F.Zhang ct P.K,Chi,sp. nov.,brown leaf spot by Marssonina euphoriae C.F. Zhang et P.K,Chi,sp.nov.,and leaf spots caused by Leptosphaeria longan C.F. Zhang et P.K.Chi,sp.nov,or by Lephaeria guiyuan C.F, Zhang et P,K,Chi,sp. nov,The latter5 species were proved to be new in science. Description in Latin was given for newspecies.The type specimens are deposited in the Fungal Collection of South ChinaAgr.University.

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