Results 81 to 90 of about 480,001 (186)

The Kinetic of Biogas Production Rate from Cattle Manure in Batch Mode [PDF]

open access: yes, 2010
In this study, the kinetic of biogas production was studied by performing a series laboratory experiment using rumen fluid of animal ruminant as inoculums. Cattle manure as substrate was inoculated by rumen fluid to the anaerobic biodigester.
Seno, Johari   +3 more
core   +2 more sources

Incorporating Environmentally Compliant Manure Nutrient Disposal Costs into Least-Cost Livestock Ration Formulation [PDF]

open access: yes
Livestock rations are formulated to minimize feed cost subject to nutritional requirements for a target performance level, which ignores the potentially substantial cost of disposing of nutrients fed in excess of nutritional requirements.
Harsh, Stephen B.   +3 more
core  

Pectinase‐Based Bioprocesses for Circular Bioeconomy and Sustainable Industrial Development

open access: yesBiotechnology and Bioengineering, Volume 123, Issue 11, Page 2906-2936, November 2026.
This picture demonstrates a unified strategy for sustainable pectinase production, focusing on microbial bioproduction, innovative strategies in enzyme engineering (Protein engineering, rational enzyme design, directed evolution and heterologous expression) and various applications in industry, including food, textiles, pulp and paper, agriculture and ...
Nisha Sharma   +6 more
wiley   +1 more source

Can black soldier fly (Hermetia illucens) larvae affect germination of Palmer amaranth (Amaranthus palmeri) seeds in dairy manure?

open access: yesAgrosystems, Geosciences & Environment
Palmer amaranth (Amaranthus palmeri S. Watson) is classified as a noxious weed in Minnesota, necessitating its eradication within the state. Manure from livestock fed contaminated feed was identified as a major pathway for the introduction of Palmer ...
Eric Y. Yu   +7 more
doaj   +1 more source

Improving Anaerobic Digestion Efficiency of Animal Manure Through Ball Milling Pretreatment

open access: yesAgronomy
Anaerobic digestion (AD) can offer a promising pathway for converting animal waste into biogas. This process improves waste management practices while generating renewable energy.
Meicai Xu   +3 more
doaj   +1 more source

Climate Change Policy and the Adoption of Methane Digesters on Livestock Operations [PDF]

open access: yes
Methane digesters—biogas recovery systems that use methane from manure to generate electricity—have not been widely adopted in the United States because costs have exceeded benefits to operators.
Key, Nigel D., Sneeringer, Stacy E.
core  

Optimizing feather hydrolysate via machine learning for microbial recycling of waste concrete fines

open access: yesJournal of Chemical Technology &Biotechnology, Volume 101, Issue 11, Page 2310-2326, November 2026.
Abstract BACKGROUND The concrete industry faces significant challenges from CO2 emissions and the disposal of waste concrete fines (WCF). Microbially induced calcite precipitation (MICP) can bind WCF into bioconcrete, but the high cost of commercial culture media hinders its application.
Henrietta Ottová   +5 more
wiley   +1 more source

An Integrated Precision Production and Environmental Management Analysis of a Kentucky Dairy Farm [PDF]

open access: yes
This study compares and contrasts the profitability of different dairy management practices through precision livestock farming. Feed analysis and crop yields were simulated.
Dillon, Carl R.   +3 more
core  

Composting Barn Systems in Dairy Production: A Global and Multidimensional Synthesis of Evidence (2015–2025)

open access: yesEnvironmental Quality Management, Volume 36, Issue 4, November 2026.
ABSTRACT The intensification of dairy farming has driven the adoption of more efficient and sustainable housing systems, among which the Compost Barn system stands out. However, the literature presents heterogeneous results influenced by climatic, structural, and management variations, limiting the establishment of consistent technical recommendations.
Luana de Araújo Coimbra   +4 more
wiley   +1 more source

MANURE MANAGEMENT FOR WATER QUALITY COSTS TO ANIMAL FEEDING OPERATIONS OF APPLYING MANURE NUTRIENTS TO LAND [PDF]

open access: yes
Nutrients from livestock and poultry manure are key sources of water pollution. Ever-growing numbers of animals per farm and per acre have increased the risk of water pollution. New Clean Water Act regulations compel the largest confined animal producers
Ribaudo, Marc   +8 more
core  

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