Jan 1, 2021 · Download Citation | Environmental safety risk for application of anaerobic fermentation biogas slurry from livestock manure in agricultural land in China | The biogas slurry (BS) is a kind of

Apr 20, 2023 · With the growing concerns about antibiotic resistance, it is more and more important to prevent the environmental pollution caused by antibiotic fermentation residues. In this study, composted erythromycin fermentation residue (EFR) with the mixture of cattle manure and maize straw at ratios of 0:10 (CK), 1:10 (T1), and 3:10 (T2) explores the effects on physicochemical characteristics, mobile

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Jul 30, 2024 · In general, liquid manure management systems lead to anaerobic conditions and increased methane production, and switching to practices that manage manure in drier, aerobic conditions reduces methane emissions. This overview does not address enteric fermentation or agricultural soils emissions or sinks.

Nov 2, 2015 · Optimization for Fermentation of Cattle Manure to Produce Bio-Fertilizer by Inoculating Complex Microbial Agents November 2015 The Open Biotechnology Journal 9(1):225-229

The ratio of cattle manure to other organic wastes can also affect the fermentation process, and a higher ratio of cattle manure results in higher biogas production. The presence of ammonia in manure can also inhibit the field of fermentation, and the optimum concentration of ammonia is between 2% and 4%.

The research to convert livestock manure and crop residues into methane and a high protein feed ingredient by thermophilic anaerobic fermentation are summarized. The major biological and operational factors involved in methanogenesis were discussed, and a kinetic model that describes the fermentation process was presented.

Jun 22, 2024 · The Inner Mongolia Autonomous Region is a crucial area in China with a significant advantage in animal husbandry, particularly in cattle and sheep farming. However, the disposal of the large quantities of manure produced during farming has severely impacted the industry’s healthy development. Proper treatment of the manure can convert it into organic fertilizer beneficial to farmland

Nov 29, 2023 · Anaerobic fermentation of organic waste, such as livestock manure, in biogas projects is an environmentally friendly and effective treatment method. The resulting biogas, mainly composed of methane, is a combustible gas with energy properties, while the digestate, containing nutrients such as nitrogen (N), phosphorus (P), potassium (K), and other organic matter, can be used for agricultural

Apr 15, 2020 · When the ratio of cattle manure to sludge is 2:1, the methane content will be stable between 45 and 51.4% in the first 130 days, and then slowly decrease. When the ratio of cattle manure to sludge is 3:1, the methane content will rise slowly in the first 120 days, and reach the maximum value of 55% on the 140th day, and then keep stable.

Sep 1, 2024 · These studies proved that cattle manure is a favorable feedstock for the preparation of biofuels This provides a theoretical basis for the treatment of aerobic fermentation materials in this study. In present study, the typical agricultural waste materials, cattle manure (CM) and rape straw (RS), are selected for aerobic fermentation.

Nov 16, 2018 · In order to overcome the shortcomings of traditional manure fermentation modes, such as equipment simple, low efficiency, high energy consumption, untotal fermentation and secondary pollution, a

Feb 10, 2022 · EM possess several useful characteristics in processes of stabilization of animal manure, among which are the fermentation of organic matter without the release of bad odors and its ability to convert toxic components (H 2 S) into non-toxic substances (SO 4) . This review discusses the most relevant research related to the nature of EM and how

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Jul 1, 2024 · This study investigates methane emissions from the livestock sector, representing by enteric fermentation and manure management, in Egypt from 1989 to 2021, focusing on spatial and temporal