对葡萄微生物群的比较分析揭示了来自马里兰州葡萄园的酸性腐烂同伴
Blaise Jumbam1, Magaly Toro2, Mengjun Hu1
1Department of Plant Science and Landscape Architecture, University of Maryland, College Park, Maryland, United States of America.
PloS one
|February 6, 2025
概括
葡萄酸腐烂 (GSR) 管理需要新的策略. 这项研究确定了与受感染的果相关的关键细菌,Komagataeibacter和Candida和Pichia等真菌,为未来的控制提供了目标.
科学领域:
- 植物病理学 植物病理学
- 微生物学 微生物学
- 葡萄种植 葡萄种植 葡萄种植
背景情况:
- 葡萄酸腐烂 (GSR) 是一种严重的疾病综合体,影响葡萄的产量,由真菌和细菌引起.
- 目前的GSR管理策略是不可持续的,对化学处理对葡萄微生物群多样性的影响的研究有限.
- 以前的研究表明,水果损伤和昆虫载体对于GSR的发展是必要的.
研究的目的:
- 为了研究杀虫剂的应用和网对GSR敏感和耐受葡萄品种的微生物群的影响.
- 为了确定可能与马里兰州葡萄酸腐烂发展相关的核心微生物组合.
主要方法:
- 采用结合的文化依赖和文化独立的方法来分析葡萄的微生物群.
- 在健康和酸性腐烂受影响的果中比较微生物多样性.
- 评估了网络和杀虫剂处理对不同葡萄品种微生物群组成的影响.
主要成果:
- 健康葡萄中的微生物群多样性在网状,杀虫剂应用或葡萄品种下保持不变.
- 在健康的果和受GSR影响的果之间观察到细菌多样性的显著差异.
- 在受感染的果中始终发现了Komagataeibacter,Acetobacter和Gluconobacter; Komagataeibacter最近与GSR有关.
结论:
- 这项研究确定了特定的细菌属,特别是Komagataeibacter,和真菌属,包括Candida和Pichia,始终与葡萄酸腐败相关.
- 这些发现突显出需要进一步研究这些核心微生物组在GSR病变发生中的作用.
- 通过向关键微生物参与者,这些结果为开发新的,可持续的葡萄酸腐蚀控制策略提供了基础.
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