生产素的 Bacillus subtilis 通过激活微生物社区结构来缓解草枯病的疾病
Lida Chen1, Binbin Gong1, Xiaolei Wu1
1College of Horticulture, Hebei Agricultural University, Collaborative Innovation Center of Vegetable Industry in Hebei, Baoding 071000, China.
Pesticide biochemistry and physiology
|December 29, 2025
概括
细菌细菌 (SF17) 通过产生素和促进有益的土壤微生物,有效地控制草中的Fusarium. 这种生物控制方法增强了植物的抗病能力,并为农业提供了一种可持续的方法.
科学领域:
- 农业科学 农业科学
- 微生物学 微生物学
- 植物病理学 植物病理学
背景情况:
- 由 Fusarium spp. 引起的 Fusarium ,是草生产的主要威胁.
- 虫的生物控制在很大程度上依赖于特定的细菌株.
- 细菌细菌 (SF17) 赋予疾病耐药性的机制尚未完全理解.
研究的目的:
- 为了研究Bacillus subtilis (SF17) 在控制草中Fusarium枯病的有效性.
- 阐明SF17介导的耐病性背后的机制,包括代谢物产生和土壤微生物群落调节.
- 评估SF17对土壤功能基因表达的影响.
主要方法:
- 从草根球中分离和识别细菌细菌 (SF17).
- 评估SF17对Fusarium病的控制作用.
- 代谢物分析和高通量测序以分析土壤微生物群落和功能基因.
- 通过SF17产生的抗菌物质的识别.
主要成果:
- 细菌细菌 (SF17) 取得了高达74.51%的Fusarium wilt.控制.
- SF17产生的Fengycin是一种抗菌物质,具有对Fusarium的抑制作用.
- SF17处理改变了土壤微生物群落,减少了病原体,增加了像Sphingomonas和Trichoderma这样的有益细菌.
- SF17调节了土壤功能基因,对碳固定和新陈代谢的途径进行上调,同时对与疾病相关的基因进行下调.
结论:
- 细菌细菌 (SF17) 通过素的生产和有益的微生物招募,增强草植物的抗病能力.
- SF17代表了一种有前途的生物控制剂,用于Fusarium枯和其他土壤传播疾病.
- 了解SF17的机制为开发可持续农业实践提供了宝贵的见解.
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