【摘要】 柳树辽宁壳多胞菌溃疡病系我国新发生的一种柳树溃疡病,〔1〕病原菌经鉴定为一新种,定名为辽宁壳多胞菌StagonosporaliaoningensisZ.K.ZhongetZ.W.Yuan。〔2〕本病于4月下旬发病,5月中下旬分生孢子成熟,6月中下旬为孢子飞散和发病高峰期。病原菌以菌丝体在侵染枝干表皮下越冬,为翌年4月发病的初侵染源。更多还原

【Abstract】 The willow canker on Salix matsudana caused by Stagonospora liaoningensis is a new disease occurred in China.It appears symptom in the last ten days of April,and the conidia of the pathogen gradually mature during the second and last ten days of May.The peak of conidia dispersion and disease occurence appear in the second and ten days of June.The fungi overwinter in the bark in the form of mycelium.更多还原