红内生细菌菌株LY7和Prochlororaz协同控制西红
Lu Ren1,2, Nan Qin1, Junqi Ning1
1College of Plant Protection, Shanxi Agricultural University, Taiyuan 030031, China.
Journal of fungi (Basel, Switzerland)
|March 27, 2024
概括
这项研究探讨了将细菌Bacillus velezensis (LY7) 与杀菌剂prochloraz结合起来,以控制. 综合方法显著减少了疾病,为纯粹的化学处理提供了可持续的替代方案.
科学领域:
- 植物病理学 植物病理学
- 微生物学 微生物学
- 农业科学 农业科学
背景情况:
- 由 *Colletotrichum scovillei* 引起的红,是一种影响 *Capsicum* 作物的重大疾病.
- 在疾病管理中过度依赖化学农药引发了生态和人类健康方面的担忧.
研究的目的:
- 为了研究一种生物制剂 (*Bacillus velezensis* LY7) 和一种化学杀菌剂 (prochloraz) 的协同作用,以控制.
- 为了确定一个综合疾病管理战略的最佳应用比率.
主要方法:
- 隔离和识别对抗性细菌菌株LY7作为*Bacillus velezensis*.
- 在体外评估LY7的抗真菌活性和与化学杀菌剂的兼容性.
- 实地试验评估LY7和prochloraz联合治疗的疗效.
主要成果:
- *Bacillus velezensis* LY7 显示显著抑制了 *Colletotrichum scovillei* 的生长 (83.52% 在体外).
- 最佳的现场应用涉及3: 7的比例LY7 (1.0 × 108 CFU/mL) 到prochloraz (0.75 g/L),实现了高的控制效率.
- 电子显微镜证实了这两种药物对真菌菌的抑制作用.
结论:
- 结合 *Bacillus velezensis* LY7 和 prochloraz 的综合管理策略,可以有效控制.
- 生物真菌杀菌剂LY7可以部分替代甲酸,有助于减少化学农药的使用,并促进可持续农业.
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