当一个杆菌即将形成芽孢时，细胞内便出现一粒带折射性的微小颗粒。
When a rod is about to sporulate a tiny refractile granule appears in the cell.
内生芽孢是目前所知的最具抗性的生命活体结构。
Bacterial endospores are the most resistant living structures, known.
本实验以植物内生多粘类芽孢杆菌作为生防菌种，研究该菌对油桃青霉病的抑制效果。
Taking Paenibacillus polymyxa as the biological controls bacterium, the inhibition effects of Paenibacillus polymyxa on penicilliosis of nectarine after harvest were studied.
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