剂量优化的微生物接种剂重塑葡萄根球微生物群,提高水果质量
Xiaojian Chang1, Ji Chen2, Kegang Zhao1
1Agricultural Technology Extension Center of Xi'an, Xi'an, China.
Frontiers in microbiology
|November 21, 2025
概括
微生物接种剂通过改变微生物群落来改善土壤健康和葡萄质量. 最佳剂量 (90L/ha) 提高了植物和水果的指标,显示了可持续农业的潜力.
科学领域:
- 农业科学 农业科学
- 微生物学 微生物学
- 土壤科学 土壤科学
背景情况:
- 土壤微生物群落对于植物生长,土壤质量和水果产量至关重要.
- 了解微生物注射剂的影响是可持续农业和作物改善的关键.
研究的目的:
- 评估不同剂量的微生物注射剂对土壤健康,植物抗压力和葡萄质量的影响.
- 为了确定农业效益的最佳注射剂应用率.
主要方法:
- 用高通量测序分析了树叶球微生物群落.
- 在五个治疗组 (CK, 45, 90, 135, 180 L/ha) 中测量了土壤的物理化学特性,植物生理参数和葡萄果质量.
主要成果:
- 消毒剂的应用改变了微生物社区结构,增加了有益的细菌 (蛋白质细菌,活性细菌) 和特定的真菌 (Mortierellomycota,Basidiomycota),同时减少了一些真菌 (Ascomycota).
- 在90L/ha下,在土壤营养物质的可用性,酶活性,植物抗氧化能力和葡萄质量 (可溶糖,维生素C) 中观察到显著的改善.
- 较高剂量 (135-180 L/ha) 显示效果减少和成本增加,表明剂量依赖的反应.
结论:
- 复合微生物接种剂有效调节树根球微生物群落.
- 优化的注射剂应用增强了土壤-植物系统指标,为农业提供了可持续的方法.
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