研究了几种杀菌剂对番茄叶霉病的防治效果。
It studied the effect of several fungicides to control tomato leaf mold.
番茄叶霉病在山西省太谷县发生较为普遍，为害比较严重。
Occurring and damage of tomato leaf mould were more serious here.
番茄叶霉病在高温高湿条件下发病重，其中湿度是影响发病的重要因素。
High temperature and high humidity are good for the occurrence of this disease, and humidity is key factor to this disease.
对河南省新乡市郊保护地发生的番茄尾孢叶霉病的病原、症状、生物学特性等进行了初步研究。
The tomato Cercospora leaf mold broke out in Xinxiang, Henan province in 2003. The symptom of the disease was observed and described, the pathogen and the biological characteristics were studied.
霜霉病是世界上危害瓜类作物的主要叶部病害之一。
Downy mildew is a major foliage disease of cucurbit crops in the world.
霜霉病是世界上危害瓜类作物的主要叶部病害之一。
Downy mildew is a major foliage disease of cucurbit crops in the world.
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