pathogenic microorganism短语¹¹⁴⁴⁶⁷⁺⁴ 基本例句 致病微生物 Many plant breeders and agronomist have considered that plant disease by aroused pathogenic microorganism is a focus in their research since the initiation of cultivating crops. 自人类开始种植农作物以来，病原菌引起的病害一直是育种学家及农学家关注的焦点。 fabiao