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果蔬網 > 西瓜白粉病

西瓜白粉病

目錄：
  1. 西瓜白粉病的防治方法

    2. 西瓜白粉病的防治方法

    白粉病是西瓜的常見病害，天下各西瓜產區均有漫衍，南邊春西瓜以及秋西瓜上均可產生，但以秋西瓜產生較重，北方露地西瓜在夏日發病，溫室及塑料大棚等保護地整年都可發病，在整個生育期都可抱病，但以生長中后期產生重，下面咱們就一起來看一看西瓜白粉病的防治要領吧！為害癥狀西瓜白粉病重要危害葉片，其次是葉柄以及莖，一樣平常不危害果實。發病早期葉面或葉違孕育發生白色近圓形星狀小粉點，以葉面居多，當情況前提相宜時，粉

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