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通过不同的基质改变肥复合物的核心微生物和转化途径,以减少气损失
Xinyu Wang1, Naiyuan Liu1, Rong Zeng1
1College of Bioscience and Biotechnology, Hunan Agricultural University, Changsha, 410128, Hunan, China.
Environmental science and pollution research international
|January 29, 2024
概括
与粉相比,消耗的堆肥在肥堆肥过程中显著减少了气损失. 它还增强了有益的微生物群落和同化,改善了堆肥质量.
科学领域:
- 农业科学 农业科学
- 环境科学 环境科学
- 微生物学 微生物学
背景情况:
- 畜牧和家禽便管理是现代农业面临的重大环境挑战.
- 堆肥是一种广泛采用的肥料管理技术.
- 了解堆肥过程中的转化对于优化堆肥基质选择至关重要.
研究的目的:
- 调查粉 (CK) 和废堆肥 (T1) 作为辅助材料在肥堆肥过程中对转化和微生物结构的影响.
- 评估不同基板对损失和微生物群落动态的影响.
主要方法:
- 作为辅助材料,肥用粉 (CK) 或用过的肥料 (T1) 进行了堆肥.
- 在堆肥过程结束时,分析了含量,损失和微生物社区结构.
- 测量了与同化和脱相关的酶活性.
主要成果:
- 使用消耗的堆肥 (T1) 进行堆肥,与粉 (CK) 相比,损失减少了17.18%.
- 消耗的堆肥加速了微生物群落的继承,并改变了核心微生物的组成.
- 像Fibrobacter和Herbinix这样的细菌属,参与纤维素降解,成为核心微生物.
- 与同化相关的酶活性增加,而用消耗的堆肥减少了脱路径酶活性.
结论:
- 消耗的堆肥是用于肥堆肥的优质辅助材料,有效减少气损失.
- 它促进了有利于和堆肥成熟的微生物社区结构.
- 使用消耗的堆肥通过优化循环和微生物动态来提高堆肥质量.
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