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来自Cynanchum auriculatum Royle ex Wight的叶子垃圾导致Fusarium solani的根腐病爆发,阻碍了持续的作物

Min Shen^1,2,3, Limeng Wu², Yanzhou Zhang²

¹College of Life Sciences, Anhui Normal University, Wuhu, Anhui, 241000, China.

FEMS microbiology ecology

|April 29, 2024

概括

来自Cynanchum auriculatum (CA) 的叶子垃圾通过促进Fusarium solani的生长而加剧了连续作物障碍 (CCO). 这项研究揭示了CA叶提取物如何增强真菌病原性,恶化作物产量问题.

科学领域:

农业科学农业科学
植物病理学植物病理学
土壤微生物学土壤微生物学

背景情况:

在Cynanchum auriculatum (CA) 中,连续作物障碍 (CCO) 与土壤传播的真菌病原体有关.
将CA叶子垃圾纳入收获后的土壤可能会影响病原体爆发,但其影响尚不清楚.

研究的目的:

调查Cynanchum auriculatum叶子和根提取物对CCO.中的关键病原体Fusarium solani的影响.
为了确定叶子垃圾的分解如何影响真菌的增殖和病原性.

主要方法:

隔离和识别D1菌株的真菌菌株为Fusarium solani.
评估叶子提取物 (LE) 和根源提取物 (RE) 对种子发芽和植物防御酶的影响.
评估提取物对D1增殖,细胞生长,子产生和发芽的影响.

主要成果:

两种LE和RE都抑制了种子发芽和防御酶;与D1的组合加剧了这些影响.
CA提取物,特别是LE,显著促进了D1的生长,子的形成和发芽.
与RE相比,LE在促进D1的致病相关酶和改变真菌群体组成方面表现出更强的效果.

结论:

来自CA叶的水提取物刺激了Fusarium solani的生长和病原性.
这种刺激有助于CA种植中的连续作物障碍 (CCO).
咖啡酸和酸被确定为可能调解这些效应的活性化合物.

关键词:

罗伊尔的Cynanchum auriculatum 罗伊尔的前怀特.鱼 (Fusarium solani) D1 D1 D1 D1 D1 D1 D1 D1 D1 D1 D1 D1 D1 D1 D1 D1 D1 D1 D1 D1 D1 D1 D1 D2 D3 D3 D3 D4 D5 D6 D7 D7 D8 D9 D9 D9 D9 D9 D9 D9 D9 D9 D9 D9 D9 D9 叶子垃圾在叶子垃圾中.微生物社区的微生物社区.芬醇酸是什么芬醇酸是什么酸是什么

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