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院子里的树叶泛白了,求助哪里专家帮忙看看该怎么办啊? (水城百事)

by catcatxn, Sunday, July 21, 2013, 18:06

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去年只有一点点叶子是这样,今年好像传染到旁边的树了。这个是真菌感染吗?

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贴了照片的,请教专家啊!

by catcatxn, Sunday, July 21, 2013, 19:55 @ catcatxn

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滑铁卢地区好像老狼在这方面比较懂,别人没怎么听说.:-)

by bigben_hometech ⌂ @, 电话:519-7295360, 网址:www.bigbenhometech.ca, Sunday, July 21, 2013, 21:42 @ catcatxn

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电工/煤气技师/验房师

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好吧,求助老狼!这个树还有救吗?

by catcatxn, Monday, July 22, 2013, 10:10 @ bigben_hometech

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看起来像是一种真菌(Mycelium)长成一片, 这种病叫Powdery mildew, 主要是因为阴天潮湿造成,过段时间叶子会变黄脱落

by andrew, waterloo, Monday, July 22, 2013, 10:26 @ catcatxn

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安居验屋 ㊣ 老陈:519-500-2888

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治疗方法:1)把感染的叶子摘掉,(不要用来堆肥) 2)在刚开始感染是每周用苏达水喷一下 3)或用一种叫Neem oil (参见链接视频)4)如果比较严重的话,那就只能隐痛割爱啦, 防止扩散

by andrew, waterloo, Monday, July 22, 2013, 10:32 @ andrew

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安居验屋 ㊣ 老陈:519-500-2888

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我并不是专业人士,不知对否, 请咨询专业人士老狼。

by andrew, waterloo, Monday, July 22, 2013, 10:34 @ andrew

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安居验屋 ㊣ 老陈:519-500-2888

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非常感谢你的建议。不论怎样,今晚先把受感染的树叶修掉再说

by catcatxn, Monday, July 22, 2013, 11:54 @ andrew

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链接是Powdery mildew的一些图片, 你可以对照一下是不是一样

by andrew, waterloo, Monday, July 22, 2013, 12:04 @ catcatxn

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安居验屋 ㊣ 老陈:519-500-2888

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弄点硫黄水喷一喷看?

by wolf, Monday, July 22, 2013, 14:25 @ catcatxn

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请问哪里能买到硫磺水啊?我用苏打水可以吗?

by catcatxn, Monday, July 22, 2013, 15:06 @ wolf

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老狼鼻子要气歪了,一个是酸,一个是碱:-D

by sprite, Monday, July 22, 2013, 15:58 @ catcatxn

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因为andrew说要用苏打水啊,而且家里大把soda power

by catcatxn, Monday, July 22, 2013, 16:07 @ sprite

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有没有喷雾器?我给你一点硫黄粉你用水化开

by wolf, Monday, July 22, 2013, 16:09 @ catcatxn

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酸碱无所谓, 都能杀死真菌, 别自以为是

by , Monday, July 22, 2013, 17:23 @ sprite

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种花种菜里面学问还真大,不是一下子就能学会的。

by Sunbird, Monday, July 22, 2013, 17:40 @ andrew

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唉, 又来一自作聪明的家伙.连一种病可被多种药治疗的常识都没有

by 书呆子,知道个酸碱很了不起呀?, Tuesday, July 23, 2013, 06:18 @ sprite

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