沈阳市山毛桃流胶病的发生与防治

Occurrence and Control of David Peach Gummosis in Shenyang

山毛桃流胶病是山毛桃枝干上的主要病害,通过对沈阳市北陵公园、苏家屯劳动公园、枫杨路和植物园山毛桃流胶病的调查,结果表明:山毛桃流胶病均普遍发生,可削弱枝势,叶生稀疏变黄,严重时全株枯死,严重影响城市景观效果;发病期喷施50%混杀硫悬浮剂500倍液或70%甲基硫菌灵超微可湿性粉剂100倍液,效果较好。

David peach gummosis is an important disease of stem of david peach,it take place in the david peach in the city public garden,botanical garden,street trees frequently.It could weaken the trees,made the leaves yellow,even the whole plant exsciccation.The control method was spraying 50% mix killing sulfur suspend liquid five hundred doubles or 70% cymene sulfur bacterium wet adhesive one hundred during the period of disease,and the effect was good.