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带式耕作对土壤微生物群落结构和功能在黑土壤中的影响

Cunxia Yuan^1,2, Zhixing Ma¹, Siyang Liu²

¹Key Laboratory of Sustainable Utilization of Soil Resources in Commodity Grain Base of Jilin Province, Jilin Agricultural University, Changchun, China.

Frontiers in microbiology

|January 8, 2026

概括

带式耕作 (ST) 与旋转耕作 (RT) 相比,增强了土壤微生物多样性和黑土的营养循环. 这种保护性农业实践对细菌和真菌群体产生了积极的影响,促进了和硫循环.

科学领域:

土壤科学土壤科学
微生物学微生物学
农业学是一种农业学.

背景情况:

带式耕作 (ST) 创造了空间异质性,影响了土壤的特性.
对于ST对土壤微生物群落结构和功能的影响还不太清楚.

研究的目的:

研究不同耕作方式对土壤微生物群落的影响.
评估ST如何影响黑土中的微生物多样性,结构和功能.

主要方法:

使用了片测序 (Accu16STM 和 AccuITSTM).
分析了微生物社区结构和丰富度.
使用生物信息学工具进行了功能预测.

主要成果:

与旋转耕作 (RT) 相比,ST显著增加了微生物多样性 (香农指数).
耕实践改变了微生物社区结构,真菌比细菌更能做出反应.
ST调节了关键细菌种群的相对和绝对丰度 (例如,Gemmatimonadetes,Acidobacteria,Arenimonas,Luteolibacter,Latescibacteria,Microvirga). 这种细菌是最常见的.
土壤微生物群落与土壤的电导率,可用的和土壤有机碳等土壤特性有显著的相关性.
ST促进了土壤的关键功能,包括化,脱化,硫氧化和ectomycorrhizal协会.

结论:

条形耕作改善了土壤微生物的多样性,并调节了黑土壤中的和硫循环.
ST为采用保护农业实践提供了微生物学的基础.

关键词:

结融化结融化功能预测功能预测一个玉米带的玉米带.草皮带草皮带带地耕作带地耕作带地耕作

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