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隔离,识别和预防Grifola frondosa上的细菌斑点疾病

Jun-Tao Ge¹, Na Rong², Jia-Zhe Li¹

¹College of Life Science, Zhejiang Normal University, Jinhua 321004, China.

Journal of fungi (Basel, Switzerland)

|November 26, 2025

概括

研究人员确定了Priestia aryabhattai是Grifola frondosa的细菌斑点疾病的原因. 几种化学,植物和生物处理有效控制了病原体,有助于可持续的真菌种植.

科学领域:

菌类学菌类学是指菌类学.
植物病理学植物病理学
细菌学细菌学是一门学科.

背景情况:

格里福拉 (Grifola frondosa) 是一种有价值的真菌,具有重要的营养和药用特性.
细菌斑点病对G. frondosa种植构成威胁,但病因和控制方法在很大程度上仍未得到调查.
这项研究解决了了解和管理G. frondosa.细菌斑点病的需要.

研究的目的:

为了确定负责G. frondosa斑点病的细菌病原体.
描述已识别的细菌的病原性和宿主范围.
评估各种对抗细菌病原体的控制策略的有效性.

主要方法:

进行了形态,生理和生化分析.
用16S rRNA和gyrB基因进行多位基因基因分析进行了病原体鉴定.
进行了宿主特异性测试,致病性测定和化学剂,植物提取物和生物控制菌株的疗效评估.
扫描电子显微镜 (SEM) 用于在治疗后可视化病原体的超结构.

主要成果:

Priestia aryabhattai被确定为G. frondosa. 细菌斑点病的致病原体.
该病原体表现出宿主特异性,主要感染G. frondosa和Pleurotus ostreatus.
感染导致生长停止,并导致果体上有特征的斑点.
二氨酸,硫酸铜,乙素,四氨酸,大,,,洋,Chlorophyllum molybdites和Aspergillus fumigatus显示出显著的抗菌活性.
在治疗后,SEM证实了病原体细胞的超结构损伤.

结论:

Priestia aryabhattai是导致Grifola frondosa的细菌斑点疾病的主要病原体.
有效的控制措施包括特定的化学剂,植物提取物 (大,,洋) 和生物控制剂 (Chlorophyllum molybdites,Aspergillus fumigatus).
这些发现为综合疾病管理策略提供了基础,以确保G. frondosa.的可持续种植.

关键词:

普里斯蒂亚·阿里巴塔伊 (Priestia aryabhattai) 是一个神圣的宗教.生物控制生物控制细胞壁的破坏细胞壁的破坏化学控制化学控制化学控制主机范围的主机范围.类疾病类疾病

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