核桃裂褶菌病害发生规律及防治技术

Occurrence Regularity and Control Technology of Schizophyllum Commune in Walnut

裂褶菌是一种兼性寄生真菌,既能腐朽枯立木和倒木,也能侵染活立木。笔者介绍了裂褶菌的分布及危害特点,阐述了山西省平定县核桃裂褶菌病害的症状、发病规律和爆发原因。最后,从改善林业技术措施、减少核桃树损伤、加强核桃溃疡病的防治、核桃裂褶菌病害化学防治4方面提出了核桃裂褶菌病害的防治技术。

Schizophyllum commune is a facultative parasitic fungus which not only could decay dead and fallen trees,but also could infect living trees.The distribution and hazard characteristics of Schizophyllum commune was introduced.The symptoms,pathogenesis regularity and causes of Schizophyllum commune in Pingding county of Shanxi were elaborated.Finally,the control technologies were proposed from 4 aspects such as measures to improve forestry technology,reducing walnut tree damage,strengthen the control of walnut canker and chemical control of Schizophyllum commune.