为了解大鲵水霉病的特征及产生原因，对养殖大鲵水霉病病原的形态进行了观察。
In order to study the characteristics and causes of the saprolegniasis in raised giant salamander(Andrias davidianus), morphological observation of its pathogen was conducted.
试验结果表明，用60%氟吗。锰锌可湿性粉剂防治黄瓜霜霉病，对水稀释700倍液防效优良，且经济、安全。
The experimentation results indicated:adding water to dilute 60% Flumorph-mancozeb for 700 times in the prevention and cure of cucumber downy mildew, the effect was good, economy and safe.
试验结果表明，用60%氟吗。锰锌可湿性粉剂防治黄瓜霜霉病，对水稀释700倍液防效优良，且经济、安全。
The experimentation results indicated:adding water to dilute 60% Flumorph-mancozeb for 700 times in the prevention and cure of cucumber downy mildew, the effect was good, economy and safe.
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