班托尼特在猪堆肥过程中对温室气体排放的影响及其随后的应用
Jia-Ping Wu1, Meng-Ling Li1, Yan Wang1
1State Environmental Protection Key Laboratory of Soil Health and Green Remediation, College of Resources and Environment, Huazhong Agricultural University, Wuhan, 430070, PR China.
Journal of environmental management
|June 24, 2023
概括
在猪堆肥过程中添加本托尼特可以减少甲和氧化物排放. 虽然堆肥的应用增加了土壤的碳和,但班托尼特在堆肥后并没有显著改变温室气体排放.
科学领域:
- 环境科学 环境科学
- 土壤科学 土壤科学
- 农业化学 农业化学
背景情况:
- 在肥堆肥中使用添加剂来保存营养物质并减少温室气体 (GHG) 排放.
- 关于堆肥添加剂在土壤应用后对温室气体排放的长期影响的研究有限.
研究的目的:
- 评估在猪肥堆肥过程中添加的本托尼特对温室气体排放的影响.
- 评估在堆肥和随后的土壤化过程中持续的温室气体排放效应.
主要方法:
- 猪便是用和没有本托尼特的堆肥.
- 然后将堆肥材料化在土壤中,以测量温室气体排放量 (CO2,CH4,N2O).
- 分析了土壤中的碳和含量.
主要成果:
- 添加本托尼特并没有影响堆肥过程或总二氧化碳排放.
- 甲 (CH4) 和氧化 (N2O) 的排放量分别减少了17%和29%,在使用本托尼特进行堆肥时.
- 堆肥在土壤中的应用增加了土壤的C和N;与仅使用便的堆肥相比,本托尼特堆肥的N2O排放量减少了6.8%,但不显著.
结论:
- 添加本托尼特有效地减轻了温室气体排放,主要是在堆肥阶段.
- 班托尼特在减少温室气体排放方面的好处主要是在堆肥过程中观察到的,在土壤应用后并不显著.
相关概念视频
Environmental Applications of Microorganisms
75
Microorganisms play a pivotal role in maintaining ecosystem balance by recycling essential elements such as carbon, nitrogen, and phosphorus, as well as supporting processes like bioremediation, wastewater treatment, and biofuel production.Microbes in Elemental CyclesIn the carbon cycle, microorganisms decompose organic matter, releasing carbon dioxide via aerobic respiration. This carbon dioxide is subsequently used by photosynthetic organisms to synthesize organic compounds, closing the...
75
Bioremediation
19.1K
Bioremediation is the use of prokaryotes, fungi, or plants to remove pollutants from the environment. This process has been used to remove harmful toxins in groundwater as a byproduct of agricultural run-off and also to clean up oil spills.
19.1K
Overview of Nitrogen Metabolism
8.2K
Nitrogen is a very important element for life because it is a major constituent of proteins and nucleic acids. It is a macronutrient, and in nature, it is recycled from organic compounds and stored in the form of ammonia, ammonium ions, nitrate, nitrite, or nitrogen gas by many metabolic processes. Many of these metabolic processes are carried out only by prokaryotes.
The largest pool of nitrogen available in the terrestrial ecosystem is gaseous nitrogen (N2) from the air, but this...
The largest pool of nitrogen available in the terrestrial ecosystem is gaseous nitrogen (N2) from the air, but this...
8.2K


