山东菏泽地区牡丹根腐病病原真菌的分离鉴定

PRELIMINARY IDENTIFICATION OF CAUSAL ORGANISMS OF PEONY ROOT ROT

１９９５ ～１９９７ 年从山东菏泽６１ 株牡丹根腐病病根样品中分离获得１２１ 个分离物，经初步鉴定归属于１３ 个属（ 种） 。对出现频率最高的优势菌进一步鉴定，根据其培养特性、生长速度、产孢细胞、孢子形态、孢子量度和致病性等，按Ｃ．Ｂｏｏｔｈ 镰刀菌分类系统，定名为镰刀菌属，茄病镰刀菌［ Ｆｕｓａｒｉｕｍｓｏｌａｎｉ（Ｍａｒｔ．）Ｓａｃｃ ．］ 。

One hundred twenty one isolates were obtained from samples of peony root rot collected from Heze region in Shandong Province.They were designated as 13 genera (species). Among them, the predominant fungus was identified as Fusarium solani (Mart.) Sacc.based on its colony appearance,growth rate,type of conidiogenous cells,the measurement of macroconidia and its pathogenicity.It is a first record on peony in China.