在接种和自发固态发酵过程中,原始酒商的废粮的微生物群体组合和化学动态
Angela Bianco1, Giacomo Zara1, Matteo Garau2
1Department of Agricultural Sciences, University of Sassari, Sassari, 07100, Italy; Associated Member of the JRU MIRRI-IT, Italy.
Waste management (New York, N.Y.)
|December 22, 2023
概括
固态发酵 (SSF) 将农业食品废物转化为生物有机肥. 微生物生物种植剂影响该过程,以有益的微生物丰富土壤修正物,以实现可持续的废物利用.
科学领域:
- 农业科学 农业科学
- 微生物学 微生物学
- 环境科学 环境科学
背景情况:
- 固态发酵 (SSF) 提供了农业食品废物的可持续利用,将其转化为生物有机肥.
- 半性SSF过程可以将这些肥料与有益的土壤微生物丰富起来.
- 了解微生物联盟和与本地微生物群的相互作用对于优化SSF至关重要.
研究的目的:
- 调查多王国生物种植和自发微生物群对酒厂的消耗谷物 (BSG) 在中性SSF期间的影响.
- 描述由此产生的有机土壤变化及其微生物群落.
- 分析微生物相互作用及其对废物回收利用的影响.
主要方法:
- 在90天的时间里,在原始酒厂的废谷物 (BSG) 上进行了两种半性SSF工艺 (最高35°C).
- 一个过程使用了多个王国的微生物生物化剂;另一个使用了BSG的自发微生物群.
- 对16S和ITSrRNA基因的高通量测序监测了微生物群落.
主要成果:
- 这两种SSF工艺都产生了稳定的有机土壤修正,具有有利的C:N比率,pH和DOC.
- 发酵的BSG呈现出高含量和对Lepidium sativum种子的生物刺激作用.
- 微生物群落分析显示了农业学上相关的属 (例如,Devosia,Trichoderma) 的丰富.
结论:
- 半性SSF有效地将BSG稳定到有价值的土壤补充剂中.
- 生物注射剂的应用显著影响了微生物的组合,尽管最初的殖民是短暂的.
- 需要对微生物相互作用进行进一步的研究,以优化SSF用于废物回收利用.
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