勃氏甜竹组培苗污染霉菌的分离鉴定及防治

YUNNAN AGRICULTURAL SCIENCE AND TECHNOLOGY(2003)

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Abstract
从被微生物污染的勃氏甜竹(Dendrocalams brandisii)组培苗中分离到三株霉菌BF1、BF2和BF3.经鉴定,BF1是半裸镰刀菌(Fusarium semitectum),BF2是丝核菌(Rhizoctonia sp.),BF3是无孢菌群(Mycellia sterilia)的真菌.采用7种药剂,两种方法进行抑菌试验.其中,用次氯酸钠、甲基硫菌灵和敌克松做最低抑菌浓度试验.结果表明,0.25%的次氯酸钠能有效抑制霉菌BF1的孢子萌发及BF2和BF3的菌丝生长.
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