| 释义 |
〔enphytotic〕Of or relating to a plant disease that causes a relatively constant amount of damage each year.植物恒定流行病的：植物恒定流行病的，或与引起每年相当稳定数量损害的植物疾病相关的〔spiroplasma〕Any of numerous bacteria of the genusSpiroplasma that vary in form, lack flagella, and are associated with various plant diseases. These bacteria and the related mycoplasma are the only bacteria without cell walls. 螺原体：螺原体 属中许多种细菌中任一种，外形可变且缺少鞭毛，与各种植物疾病相关。这类细菌和相关的支原体菌是唯一无细胞壁的菌类 |