植物菌属物种导致塞尔维亚蓝的茎病和死亡
Miloš Marić1, Mira Vojvodić2, Darko Jevremović3
1Field Test doo, 11000 Belgrade, Serbia.
Journal of fungi (Basel, Switzerland)
|September 26, 2025
概括
塞尔维亚蓝果园的茎病是由四种Botryosphaeriaceae物种引起的,其中包括塞尔维亚的两个新记录和全球蓝的新记录. 无病原体的种植材料对于疾病管理至关重要.
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.
- 园艺园艺 园艺园艺
背景情况:
- 茎炎是一种影响美国高灌木蓝 (Vaccinium corymbosum) 生产的重大疾病.
- 在塞尔维亚的蓝果园中观察到高发病率,需要对因果病原体进行调查.
研究的目的:
- 识别和描述导致塞尔维亚蓝果园中茎病的Botryosphaeriaceae物种.
- 为了确定孤立的真菌物种的遗传关系和病原性.
- 评估不同蓝品种对新发现的病原体的敏感性.
主要方法:
- 从塞尔维亚的九个果园采集了症状蓝植物的样本.
- 128种Botryosphaeriaceae真菌分离物的分离和表征.
- 形态分析,多部位序列分析 (ITS,TEF1-α,TUB2) 和致病性测试.
- 遗传学分析以区分密切相关的物种.
主要成果:
- 鉴定出了四种博特里奥斯费利亚属植物:Neofusicoccum parvum,Botryosphaeria dothidea,Diplodia seriata和Lasiodiplodia iraniensis. 这四种植物被发现.
- 最近在塞尔维亚的蓝上记录了Diplodia seriata和Lasiodiplodia iraniensis. 在塞尔维亚的蓝上最近记录了Diplodia seriata和Lasiodiplodia iraniensis.
- 在全球范围内,Lasiodiplodia iraniensis首次在蓝上被发现.
- 种植品种"杜克"对L. iraniensis的敏感性最高.
结论:
- 这项研究确定了负责塞尔维亚蓝茎病的关键真菌病原体.
- 这些发现强调了使用无病原体的种植材料的重要性,以防止疾病的引入和传播.
- 早期的果园表明种植材料可能是感染源.
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