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芹菜斑枯病又名晚疫病,俗称“火龙”。是芹菜生产上最重要的病害。症状该病主要为害叶片,也可为害叶柄和茎。初发时只是淡褐色油浸状小点,扩大后约为2
Celery blight, also known as late blight, commonly known as “fire dragon.” Celery production is the most important diseases. Symptoms The disease mainly affects the leaves and can also damage petioles and stems. Initial episode only light brown oil-like dots, expanded to about 2