Fig. 4. Pycnidia and ascomata of Didymella bryoniae produced on diseased tissue of muskmelon in the field at Chiayi from Sep., 1991 to Aug., 1992.

• 图四、嘉义洋香瓜田中,罹蔓枯病的组织上柄子壳及子囊果产生情形。