街机捕鱼电玩

泰山松基地说明松树落针病怎么治

2017-08-25  来自: 莱芜市颖松园林有限公司 浏览次数:400

  泰山松基地说明松树街机捕鱼电玩落针病病菌以侵染两年生针叶较多,一年生针叶也有发生。发病初针叶出现淡绿色小斑纹,渐变为鲜,病斑逐渐扩大,变为淡褐色至灰色;后期针叶上产生许多黑色横隔断线和椭圆形病斑,全叶枯黄,并产生许多小黑粒,为病原物的分生孢子器,发病株早期落叶,生长缓慢。

街机捕鱼电玩  TURANGBANJIEYIJITURANGJIBOSHIFABINGZHONG,DISHIDIWA,PAISHUIBULIANGHEZAIZHIGUOSHENZHIZHUGANBINGLVGAO,SHENGZHANGZAIHUACAOZHONGJIAOSHUIGUODUO,SHIDUDASHIFABINGZHONG。

街机捕鱼电玩  1)QINGCHUBINGYUAN QIUDONGQINGCHULUODIBINGYE,JIANCHUSHUSHANGFABINGZHIYE、KUSIZHIYE、CHOUMIZHONGDIEZHI,JISHIZUOSHENMAIHEXIAOHUICHULI,YIJIANSHAOBINGJUNLAIYUAN。

  3)4YUEZHONGXUNKAISHI,ZINANGBAOZIRUQINQIANPENSA1:2:160DEBOERDUOYE、50%TUIJUNTE500~800BEIYEHUO75%BAIJUNQING800BEIYE,LIANPEN3~4CI。

关键词: 泰山松           

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