细菌对甜菜和其根球微生物群体的连续作物作物的影响
Yanchun Sun1, Qun Song2, Zenghao Wang2
1College of Advanced Agriculture and Ecological Environment, Heilongjiang University, Harbin, 150000, China. 2017053@hlju.edu.cn.
Scientific reports
|December 21, 2025
概括
将Bacillus subtilis和Bacillus mucilaginosus应用于连续耕种的甜菜,改善了生长和土壤健康. 这些有益的细菌增强了土壤微生物群落,减轻了重复种植的负面影响.
科学领域:
- 农业科学 农业科学
- 土壤微生物学 土壤微生物学
- 植物病理学 植物病理学
背景情况:
- 连续种植甜菜会降低产量和质量.
- 这种做法会对土壤的物理化学特性和根球微生物群落产生负面影响.
- 需要可持续的战略来减轻这些不利影响.
研究的目的:
- 研究细菌细菌和细菌粘性菌对甜菜生长的影响.
- 分析土壤物理化学性质和根球微生物群落的变化.
- 评估这些细菌在减轻持续作物压力的潜力.
主要方法:
- 在连续作物种植下,对甜菜苗进行了盆栽实验.
- 使用 Bacillus subtilis 和 Bacillus mucilaginosus,单独或组合使用.
- 分析土壤的物理化学特性 (例如,pH).
- 根球土壤微生物群落的高通量幅测序.
主要成果:
- 这两种Bacillus剂都显著促进了甜菜种苗的生长,相当于作物轮换.
- 土壤pH值和整体土壤环境通过处理得到改善.
- 微生物社区分析显示,蛋白质细菌的多样性和丰富性增加,包括有益的属,如Pseudomonas.
- 观察到与酸盐和气呼吸相关的改善土壤功能,以及溶解.
结论:
- 细菌细菌和细菌粘菌优化土壤特性和树根球微生物结构.
- 这些细菌剂在连续作物下有效促进了甜菜的生长.
- 这些接种剂的应用提供了一个可行的策略,以抵消连续作物的有害影响.
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