微生物注射剂对消耗的基质和肥堆肥过程中的堆肥效率的影响
Haijie Li1, Zihe Yang1, Chuanyu Zhang1
1School of Environmental and Chemical Engineering, Xi'an Key Laboratory of Textile Chemical Engineering Auxiliaries, Xi'an Polytechnic University, Xi'an, 710048, PR China.
Journal of environmental management
|February 2, 2024
概括
这项研究表明,微生物注射剂 (MI) 通过提高营养含量,促进植物生长和在热友阶段增加温度,显著提高了堆肥效率. 这种生物注射提供了一种可持续的农业废物利用方法.
科学领域:
- 农业科学 农业科学
- 环境微生物学 环境微生物学
- 土壤科学 土壤科学
背景情况:
- 农业废物的共同堆肥,如废弃的基板 (SMS) 和肥 (CM),对于可持续的废物管理至关重要.
- 优化堆肥效率和质量需要了解微生物社区动态和代谢功能.
研究的目的:
- 通过使用复合微生物注射剂 (MI) 来研究提高堆肥效率背后的微生物机制.
- 评估MI对堆肥物理化学性质和促进植物生长潜力的影响.
主要方法:
- 与三种治疗方法进行共同堆肥试验:MI,商业注射剂 (CI) 和控制 (CK).
- 分析物理化学参数 (湿土,湿酸,可用的,发芽指数).
- 通过16S rRNA基因测序监测堆肥温度,纤维素降解和微生物社区结构.
主要成果:
- MI显著增加了种子发芽指数 (GI),湿土,湿酸 (HA) 和可用的 (AP).
- MI注射提高了热友阶段温度,并实现了52.87%的纤维素降解率.
- 细菌群落,特别是Actinobacteria和Firmicutes,与温度,化和分数正相关,促进了氨基酸和甘氨酸代谢.
结论:
- 复合微生物注射 (MI) 有效地提高了堆肥的质量和效率.
- 通过改善堆肥特性和植物生长,MI促进农业废物的资源利用.
- 微生物机制涉及增强的热生成,降解和营养循环是MI成功的关键.
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