Dec 1, 2022 · In this study, we used both chicken and pig manure as the main composting substrates and applied biochar to construct multiple industrial-scale composting systems for processing. By the means of high-throughput sequencing and quantitative PCR technologies, we characterized the dynamic changes of the bacterial community, ARGs and MGEs, during
May 15, 2023 · At nearly 19 pounds per ton of available nitrogen, manure from poultry is considered to be one of the “hottest,” or highest in immediately available soluble nitrogen. If adding it to your compost pile, a little can go a long way. It’s generally not a good idea to use this in large quantities because the high levels of nitrogen can cause
Nov 27, 2023 · The results show that the co-composting of livestock manure and wheat straw can promote the decomposition of the pile, and the addition of 40% cow manure and 30% pig manure has the best effect in promoting decay.
Feb 15, 2018 · A total of 109 ARGs were detected in the manure and compost samples, thereby demonstrating that both are important ARG reservoirs. The diversity and abundance of ARGs were significantly higher in chicken and pig manure than bovine manure, but industrial composting was more efficient at reducing the ARGs in chicken manure than pig and bovine manure.
Feb 1, 2024 · Greenhouse gas (GHG) emissions from manure management processes deserve more attention. Using three industrial-scale experiments, this study comprehensively evaluated the effects of different aeration coupled with semi-permeable membrane-covered strategies on the structure and function of bacterial communities and their impact on GHG emissions during dairy manure aerobic composting.
The organic fertilizer fermentation process of the cow manure fertilizer production line is mainly mixing organic waste such as livestock and poultry manure with fermenting bacteria and auxiliary materials (water content is 50-60%), and sending it to the front of the fermentation tank with a forklift (1/8 of the original empty tank front or The
Feb 21, 2024 · Proper composting treatment of poultry manure waste is recommended before its use as a fertilizer. This involves many bioprocesses driven by microorganisms. Therefore, it is important to understand microbial mechanisms behind these bioprocesses in manure composting systems. Many efforts have been made to study the microbial community structure and diversity in these systems using high
Mar 21, 2021 · Livestock manures is one the common raw materials used in composting and microbial communities of livestock and poultry manures have been explored extensively during composting (Awasthi et al., 2019; Chen et al., 2019; Bello et al., 2020). It has been established that different composting systems using manure from different animals are
Apr 1, 2022 · Composting is widely applied as an easy-to-use and economical way to manage organic waste [2], and organic fertilizer is prepared from livestock manure using composting technology. Modern mechanical manure composting is operated using a compact sealed tank with a high degree of automation plot ratio and production efficiency.
Dec 5, 2022 · Modern compost machines are the gateway to a circular economy as it relates to food waste and other compostable material. This decentralized approach to waste management eliminates waste hauling, renders landfills useless, and generates a valuable commodity, compost. Let’s get started. The chemistry of composting: Aerobic Machines Vs.
Composting is considered to be a primary treatment method for livestock manure and rice straw, and high degree of maturity is a prerequisite for safe land application of the composting products. In this study pilot-scale experiments were carried out to characterize the co-composting process of livestock manure with rice straw, as well as to
Oct 1, 2020 · The GI was most affected by VFA in chicken manure and cattle manure heap composting, while NH 4 +-N was the main factor affecting the GI in pig manure and sheep manure compost. The dissolved carbon and nitrogen content and composition, as well as the core and proprietary microbial communities, were the primary factors that affected the
Aug 1, 2013 · The findings of this study indicated that co-composting of solid swine manure and ground lignite (mixed at a ratio of 1:1 by volume) together with ginned cotton residues and rice seed peels
Jul 21, 2023 · The upgraded composting equipment’s improved mixing structure, ventilation heating system, and automation level ultimately contributed to the enhanced efficiency of livestock manure composting and increased the utilization value of the resulting organic fertilizer.