摘要
本文报道寄生于杜鹃(Rhododendron sp.)芽及芽鳞上的一个国内新记录属:芽链束梗孢属 Pycnostysanus Lindau 和该属的一个种:杜鹃芽链束梗孢 P.azaleae(Peck)Mason,及其所致病害:杜鹃芽腐病。文中讨论了该菌与相似属、种的区别。标本采自云南滇西高山丛林,海拔2300～2700m 的白花杜鹃(R.mucronatum Turcz)及其它几种杜鹃上。
This paper reports a parasitizea on crown and bud scale of Rhododendron spp.[A new record genus:Pycnostysanus Lindau and a species of the genus: P.azaleae(Peck)Mason].It causes parasitogenic diseasc-Rhododendron crown bud rot.Differences of the fungus and approximat genus and species are discussed,and figures arc given. The specimen of the new record genus is diposited in the Plant Pathology Herbarium of Southwest Forestry College,(HSFC 15207).
出处
《西南林学院学报》
1991年第1期59-62,共4页
Journal of Southwest Forestry College
关键词
芽链束梗孢属
杜鹃
芽腐病
Pycnostysanus Lindau
Pycnostysanus azalcae
(Peck)Mason
Rhododendron bud rot
