1、shuidaoquejia，miaoqiyepianlvzhongdailan，laoyeruanruoxiapi，xinyetingzhi，zhongxiabuyepianjianduanchuxianhonghesezuzhihuaisi，yemianyoubudingxingdehonghesebandian。suihou，jiaokuzaoshuai，daocongpisan，zhizhushenzhanshouzueraisuo
；多褐根，根係細弱，老化早衰；秕穀粒增加
，穀粒缺乏光澤，不飽滿
；易倒伏和感染胡麻斑病或赤枯病。

2、水shui稻dao胡hu麻ma斑ban病bing，又you稱cheng水shui稻dao胡hu麻ma葉ye枯ku病bing。全quan國guo各ge稻dao區qu均jun有you發fa生sheng
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，後(hou)逐(zhu)漸(jian)擴(kuo)至(zhi)全(quan)粒(li)造(zao)成(cheng)秕(bi)穀(gu)；後期受害病斑小，邊緣不明顯，病重穀粒脆易碎。氣候濕潤時，病部長出黑色絨狀黴層
，即病原菌分生孢子梗和分生孢子。http://98fo.cn