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中国农学通报

中国农学通报 ›› 2005, Vol. 21 ›› Issue (4): 272-272.

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Biological Characteristics of the Pathogenic Fungus Causing anthracnose of Prunus Americana

邓先琼,郭立中,杨修立,张天晓   

  • 出版日期:2005-04-05 发布日期:2005-04-05

Biological Characteristics of the Pathogenic Fungus Causing anthracnose of Prunus Americana

Deng Xianqiong, Guo Lizhong, Yang xiuli, Zhang Tianxiao   

  • Online:2005-04-05 Published:2005-04-05

摘要： 对布朗李炭疽病菌[Glomerella cingulata (Stonem) Spaulding et Schrenk] 生物学特性研究表明:该菌菌丝生长与子囊果和子囊孢子形成最佳培养基为PSA+1‰酵母膏。病菌能有效地利用各种碳源，氮源以脯氨酸最好。菌丝生长的温度范围为15~30℃，最适为20~25℃；pH值范围为2~11，最适pH 6~8。子囊果和子囊孢子形成最适温度和最适pH值分别为25℃和7~8。分生孢子形成和萌发最适温度分别为25~30℃和20~30℃；最适pH值分别为6~8和7~9。分生孢子在饱

Abstract: The biological characteristics of Glomerella cingulata[Colletotrichum gloeosporioides],causes of anthracnose of Prunus americana,were investigated under in vitro conditions.The results indicated that one of optimum media for Glomerella cingulata growth and