英山农技专家进茶园开药方

2020-07-31 08:22   肖迎春


7月30日,英山县植保站技术人员来到孔坊乡郝家山一组王昌峰家的茶园,现场查看茶园病虫害,见茶园茶棚面的茶叶部分枯黄脱落,在病叶叶尖、叶缘上有病斑半圆形或不规则形,病斑质脆容易破裂,病叶最后凋落。

经仔细鉴别这是典型的茶叶炭疽病症状,植保专家就地提出防治意见:

(1) 坚强树势培养管理,今年雨季多,做好茶园的清沟排渍;

(2)选用75%的百菌清可湿性粉剂75―100克(稀释800―1000倍兑水)加绿满天下喷雾均有较好防治效果。在茶树休眠期可用0.6%的石灰半量式波尔多液喷雾,可减轻次年病害。

(通讯员:肖迎春  编辑:蓝洋)

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