摘要
2011年秋季首次在淳安县桑园内大面积发生一种罕见的桑叶真菌病害,2012年全县87.4%的桑园面积均有发生。据16个病害监测样方调查,平均株发病率为87.9%,叶发病率为48.6%,晚秋叶损失率为21.2%。对其田间发生规律、病原真菌种类和防控技术等作了研究与示范。
A kind of rare fungi disease on mulberry exploded in Chun＇an in the fall of 2011 ,and it was found in 87.4% mulberry field area in 2012. Accoding to the investigation of 16 effeeted quadrats, the average plant incidence and leaf incidence were 87.9% and 48.6%, and the leaf loss rate in late autumn reached to 21.2%. This article mainly re- searched the occurring pattern in field, pathogenic fungi species and prevention and control methods of this kind of disease.
出处
《蚕桑通报》
2013年第1期23-27,共5页
Bulletin of Sericulture
关键词
新型桑叶病害
病原真菌
防控技术
new mulberry disease
pathogenic fungi
prevention and control methods
