探索婆罗洲多孔真菌作为生物控制剂的潜力,以对抗致病性Ganoderma boninense,导致棕油中基底干腐烂
Darwana Darlis1, Mohamadu Boyie Jalloh1, Clament Fui Seung Chin1
1Faculty of Sustainable Agriculture, Universiti Malaysia Sabah, 90000, Sandakan, Sabah, Malaysia.
Scientific reports
|June 26, 2023
概括
多孔真菌在控制棕油的基底干病方面表现有前途. 某些分离物,Fomes sp.,Trametes elegans和Trametes lactinea,在实验室测试中有效抑制了Ganoderma boninense的生长.
科学领域:
- 农业科学 农业科学
- 菌类学 菌类学是指菌类学.
- 植物病理学 植物病理学
背景情况:
- 根底干腐烂是由Ganoderma boninense引起的,严重影响了全球的棕油生产.
- 有效的生物控制剂对于可持续的油棕种植至关重要.
研究的目的:
- 评估非致病性多孔真菌作为生物控制剂对抗Ganoderma boninense的潜力.
- 为了确定有效的真菌分离物来控制油棕的基底茎腐烂.
主要方法:
- 在21种非致病性多孔真菌隔离物体的体外对抗性查对抗Ganoderma boninense.
- 双培养试验以确定辐射生长的百分比抑制 (PIRG).
- 使用挥发性有机化合物 (VOC) 进行双板测定,以确定直径增长的百分比抑制 (PIDG).
- 使用内部转录间隔器 (ITS) 基因序列,对有前途的分离物的分子鉴定.
主要成果:
- 在21种测试的真菌分离物中,有8种被证实对油棕苗无致病.
- 分离物SRP11,SRP17和SRP18在体外显示出高的对抗性对G. boninense,其PIRG分别为69.7%,67.3%和72.7%.
- 来自SRP11,SRP17和SRP18的VOC分别实现了43.2%,51.6%和52.1%的PIDG.
- 分子鉴定显示SRP11是Fomes sp.,SRP17是Trametes elegans,SRP18是Trametes lactinea. 这两种类型的SRP11是SRP11和SRP17是Trametes elegans,而SRP18是Trametes lactinea.
结论:
- 福姆斯公司 (Fomes Sp. (SRP11),Trametes elegans (SRP17) 和Trametes lactinea (SRP18) 是有效的生物控制候选人,可以对抗Ganoderma boninense.
- 这些多孔真菌在油棕种植园中显示出综合疾病管理策略的巨大潜力.
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