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梨涡浅笑
2016-09-01, 5883 Views
梨涡浅笑
#SOS 请问我的长春花小苗叶子怎么了?是有什么病吗?要用什么药?
 #SOS  请问我的长春花小苗叶子怎么了?是有什么病吗?要用什么药?
 #SOS  请问我的长春花小苗叶子怎么了?是有什么病吗?要用什么药?
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Colorfullrgarden and 3 others liked
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😀 😁 😂 😄 😆 😉 😊 😋 😎 😍 😘 🙂 😐 😏 😣 😯 😪 😫 😌 😜 😒 😔 😖 😤 😭 😱 😳 😵 😠
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原来这是长春花啊,我自己种了都忘了
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上神奇大蒜水!
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用40%嘧霉胺悬浮剂800~1200倍液均匀喷雾,每隔7~10天一次。发病一般700-800倍液
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摘掉病叶,最好烧毁,灰霉病是真菌病容易传染。
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很像灰霉病呢。灰霉病呈水腐状,叶片发病从叶尖开始,沿叶脉间成“V”形向内扩展,灰褐色,边有深浅相间的纹状线,病键交界分明.灰霉病病苗色浅,叶片、叶柄发病呈灰白色,水渍状,组织软化至腐烂,高湿时表面生有灰霉.幼茎多在叶柄基部初生不规则水浸斑,很快变软腐烂,缢缩或折倒。
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