拟南芥中抗水稻胡麻斑病基因的鉴定及其遗传转化 3. bacterial leaf spot of cauliflower 花椰菜细菌性叶斑病 4. For bacterial leaf spots, the classical symptoms are circular, angular, watersoaked areas on the leaves. 细菌性叶斑病的典型症状是叶子上出现圆斑、角斑或水浸状叶面。