跨种类的等位基相互作用在农林系统内的邻近植物中直接和间接抵抗
Xing-Yu Ji1, Chen Ye2, Wenting Kang2
1School of Agriculture, Yunnan University, Kunming 650504, China; State Key Laboratory for Conservation and Utilization of Bio-Resources in Yunnan, Yunnan Agricultural University, Kunming 650201, China.
Plant communications
|October 16, 2024
概括
来自农林系统的松针液含有内分玻利醇,可增强人参的活性.
科学领域:
- 农业生态学 农业生态学
- 植物病理学 植物病理学
- 自然产品化学 自然产品化学
背景情况:
- 农林系统增强了生态系统的稳定性和抗病能力.
- 跨物种的基病相互作用是可持续植物疾病管理的关键.
- 在Pinus koraiensis森林中的帕纳克斯人参显示了减少的Alternaria叶斑发病率.
研究的目的:
- 为了研究来自Pinus koraiensis针的等位化学物质,用于抑制Panax人参中的疾病.
- 确定负责增强植物耐药性的关键化合物.
- 在农业林业模型中阐明疾病抑制的机制.
主要方法:
- 在P.人参上应用P. koraiensis针液的叶子.
- 气色谱-质谱 (GC-MS) 用于化合物识别和量化.
- 试验是为了评估endo-borneol对植物防御通路,微生物群招募和病原体生长的影响.
主要成果:
- P. koraiensis的针浸物显著增强了P.人参对Alternaria叶斑的抵抗力.
- 在P. ginseng. ginseng中,Endo-borneol被确定为一个关键的等位素化学原始抵抗性.
- 内分杆菌激活了防御通路,促进了为微生物群招募的金氏分泌,并在度>10 mg/l时对Alternaria panax表现出直接的抗真菌活性.
- 较高的内分泌度 (10-100 mg/l) 在诱导耐药性和招募微生物群方面更有效.
结论:
- 来自P. koraiensis针的内分玻利醇在抑制P.人参中的Alternaria叶斑方面发挥了多方面的作用.
- 这种等位基因化学物质诱导了直接和间接的抵抗机制,包括微生物群的调节.
- 内玻利醇是农业中可持续疾病管理的有希望的环保剂.
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