The systemic relationship among the three strains of pomegranate canker diseases, the disease symptom, pathogen morphology, culture and physiological characters and molecular diversity was studied by comparison.

• 摘要对石榴溃疡病害3菌株所引起的病害症状、病原菌的形态学特征、培养学特性、生理学特性及分子遗传多样性等方面进行比较研究。