在匈牙利的小麦田里与虫头虫相关的物种
Orsolya Molnár1, Gyula Vida2, Katalin Puskás2
1Department of Plant Pathology, Plant Protection Institute, HUN-REN Centre for Agricultural Research, Budapest H-1022, Hungary.
Plant disease
|September 25, 2023
概括
在匈牙利,虫头部炎 (FHB) 主要是由虫虫 (Fusarium graminearum) 引起. 然而,富蒙尼辛生产物种F.annulatum正在成为小麦田中的重要病原体.
科学领域:
- 植物病理学 植物病理学
- 菌类学 菌类学是指菌类学.
- 农业科学 农业科学
背景情况:
- 菌头部病 (FHB) 对全球小麦产量构成重大威胁.
- 了解Fusarium病原体的物种组成对于有效的疾病管理至关重要.
研究的目的:
- 评估2019年匈牙利小麦田中与FHB相关的Fusarium的物种组成.
- 为了确定占主导地位的Fusarium物种及其地理分布.
主要方法:
- 在匈牙利的20个地点收集了症状小麦头.
- 使用分子方法 (翻译延长因子1-alpha基因测序) 隔离并识别了Fusarium菌株.
主要成果:
- Fusarium graminearum是占主导地位的物种 (58.2%),在14个地点被发现.
- 烟素生产物Fusarium annulatum (17.2%) 经常被检测到,并且在两个地点占主导地位.
- 其他物种,包括F. culmorum和F. vorosii,在较低的频率中被发现;F. poae缺席.
结论:
- 在匈牙利,Fusarium graminearum仍然是主要的FHB病原体.
- Fusarium annulatum是一种新兴的病原体,在小麦中增加了fumonisin污染的流行率和潜力.
- 持续监测Fusarium种群对于农业疾病控制至关重要.
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