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微塑料对除草剂的去除和Bacillus sp.生物表面活性剂的生产的影响. 这种菌株对Fusarium culmorum具有活性

Aleksandra Walaszczyk¹, Anna Jasińska², Przemysław Bernat²

¹Doctoral School of Exact and Natural Sciences, Department of Industrial Microbiology and Biotechnology, Faculty of Biology and Environmental Protection, University of Lodz, Lodz, Poland.

Scientific reports

|September 5, 2023

概括

微塑料和农药可以抑制有益细菌.

科学领域:

环境科学环境科学
微生物学微生物学
生物化学生物化学

背景情况:

微塑料 (MP) 和农药等日益增加的人为污染物对生态系统构成风险.
巴西勒斯种类 (Bacillus sp.) 的存在科尔L6产生了生物表面活性剂,并对抗了Fusarium culmorum.

研究的目的:

评估微塑料 (MP) 对除草剂去除和Bacillus sp.生物表面活性剂生产的影响. 科尔 L6. 科尔 L6. 科尔 L6. 科尔 L6.
评估MPs,甲基 (MET) 和2,4-D对抗Fusarium culmorum的细菌活性的影响.

主要方法:

微观世界实验评估除草剂降解和生物表面活性剂 (表面素,伊图林) 由Bacillus sp.产生的生产. 科尔 L6. 科尔 L6. 科尔 L6. 科尔 L6.
评估单个和组合污染物 (MET,2,4-D,MPs) 对抗Fusarium culmorum的细菌疗效的影响.

主要成果:

微塑料 (MPs) 通过Bacillus sp.抑制了除草剂 (MET,2,4-D) 的去除. 科尔 L6. 科尔 L6. 科尔 L6. 科尔 L6.
在所有三种污染物存在的情况下,伊图林的产量下降了70%以上;表面素的产量受到的影响较小.
在混合污染物条件下,Fusarium culmorum的细菌控制减少了.

结论:

微塑料和农药对有益细菌的功能产生负面影响,包括除草剂降解和生物表面活性剂生产.
结合的污染物降低了Bacillus sp.的疗效. 科尔L6对抗植物病原性真菌Fusarium culmorum. 这种病原性真菌的.
需要进一步研究土壤微生物群落中的多污染物相互作用.

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