纳米生物协同发酵用于农业残留物的营养价值化和环境可持续性
Meng Cao1, Fei Song2, Feifei Cao3
1Hebei Sweet Potato Propagation Breeding and Application Technology Innovation Center, Xingtai University, Xingtai, 054001, China. mengcao321@gmail.com.
Environmental geochemistry and health
|February 3, 2026
概括
纳米生物协同发酵 (NBSF) 通过将氧化 (ZnO) 纳米颗粒与Aspergillus oryzae集成来增强农业残留营养回收. 这种可持续的方法显著提高了蛋白质含量,并减少了农业废物的环境负担.
科学领域:
- 生物技术和纳米技术
- 环境科学与工程环境科学与工程
- 农业科学与可持续资源
背景情况:
- 农业残留物,如大米和甘包,富含碳水化合物,但受细胞核复合的阻碍.
- 这些残留物的利用对于可持续的资源管理和减少环境影响至关重要.
研究的目的:
- 开发和评估纳米生物协同发酵 (NBSF) 以提高农业残留物的营养价值.
- 研究氧化物 (ZnO) 纳米颗粒和阿斯伯格illus oryzae发酵对纤维素蛋白分解和营养丰富的协同效应.
主要方法:
- 使用先进的分析技术 (TEM,DLS,XRD,FTIR,BET,UV-Vis,EDX) 进行ZnO纳米颗粒的表征.
- 将特征ZnO纳米颗粒集成到固态发酵中,使用Aspergillus oryzae.
- 通过测量可溶性营养物质总量 (TSN),蛋白质含量,纤维素酸降解以及减少化学氧需求 (COD) 和有机负载来评估发酵性能.
主要成果:
- 与仅微生物发酵 (58.3 mg/g和10.7%) 相比,NBSF显著增加了总可溶性营养素 (TSN) 到95.3 mg/g,蛋白质含量达到14.6%.
- 纤维素 (38.5%),半纤维素 (44.2%) 和纤维素 (23.1%) 的纤维素成分显著减少.
- 显著减少环境负荷:COD减少了48%,有机负荷减少了61%.
结论:
- ZnO纳米颗粒和微生物发酵的组合有效地增强了酶性水解和从农业残留物中恢复营养.
- NBSF提供了一个可扩展和可持续的农业废弃物价值化策略,改善营养产量和环境性能.
- 统计分析证实了NBSF对所有评估参数的显著影响 (p < 0.001).
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