Results 31 to 40 of about 5,440 (254)

Stoichiometric models for prediction of enteric methane production

open access: yesBioscience Journal, 2022
This study aimed to empirically evaluate the adjustment quality of two stoichiometric models of methane production from diets that used different rumen fermentation modulators. We used the models proposed by Moss et al. (2000) and Blümmel et al. (1997).
Tadeu Silva de Oliveira   +4 more
openaire   +3 more sources

Feeding Strategies to Mitigate Enteric Methane Emission from Ruminants in Grassland Systems

open access: yesAnimals, 2022
Ruminants produce approximately 30% of total anthropogenic methane emissions globally. The objective of this manuscript was to review nutritional enteric methane abatement practices for ruminants that are applicable under grazing conditions.
Juan Vargas   +3 more
doaj   +1 more source

Meta-analysis of the relationship between dietary starch intake and enteric methane emissions in cattle from in vivo experiments

open access: yesJournal of Advanced Veterinary and Animal Research
Objective: Different sources and levels of starch in the total mixed ration might result in different rumen fermentation profiles, rumen microbial composition, and enteric methane production.
Agustin Herliatika   +13 more
doaj   +1 more source

Effects of supplementation frequency on the ruminal fermentation and enteric methane production of beef cattle grazing in tropical pastures

open access: yesRevista Brasileira de Zootecnia, 2014
The objective of this study was to evaluate the characteristics of ruminal fermentation and enteric methane production in beef cattle subjected to different supplementation frequencies while grazing on Brachiaria brizanthacv. Marandu pastures.
Roberta Carrilho Canesin   +7 more
doaj   +1 more source

Methods for Measuring and Estimating Methane Emission from Ruminants

open access: yesAnimals, 2012
This paper is a brief introduction to the different methods used to quantify the enteric methane emission from ruminants. A thorough knowledge of the advantages and disadvantages of these methods is very important in order to plan experiments, understand
Jørgen Madsen   +3 more
doaj   +1 more source

Mitigation of Rumen Methane Emissions with Foliage and Pods of Tropical Trees

open access: yesAnimals, 2020
Methane produced by enteric fermentation contributes to the emission of greenhouse gases (GHG) into the atmosphere. Methane is one of the GHG resulting from anthropogenic activities with the greater global warming contribution.
Jorge Canul-Solis   +7 more
doaj   +1 more source

Beyond Presumptions: Toward Mechanistic Clarity in Metal‐Free Carbon Catalysts for Electrochemical H2O2 Production via Data Science

open access: yesAdvanced Materials, EarlyView.
Metal‐free carbon catalysts enable the sustainable synthesis of hydrogen peroxide via two‐electron oxygen reduction; however, active site complexity continues to hinder reliable interpretation. This review critiques correlation‐based approaches and highlights the importance of orthogonal experimental designs, standardized catalyst passports ...
Dayu Zhu   +3 more
wiley   +1 more source

Polymeric Sorbents as Energy‐Efficient Alternative to Cryogenic Distillation for Light Hydrocarbon Purification

open access: yesAdvanced Materials, EarlyView.
The transition from cryogenic distillation to polymeric sorbents for light hydrocarbon purification is crucial for energy and environmental sustainability. The polymeric sorbents are engineered to separate gas mixtures based on their specific properties.
Kelechi Festus   +9 more
wiley   +1 more source

Photocatalytic Water Splitting on the Lunar Surface: Prospects for In Situ Resource Utilization

open access: yesAdvanced Materials Interfaces, EarlyView.
Water has been found in craters on the moon nearby locations which are illuminated >80% of the time. Photocatalysis uses energy from sunlight to drive chemical reactions such as water splitting to produce oxygen and hydrogen. It is a scalable technology that requires lighter equipment and utilizes resources available on the moon. ABSTRACT The discovery
Ranjani Kalyan   +6 more
wiley   +1 more source

A mathematical model to describe the diurnal pattern of enteric methane emissions from non-lactating dairy cows post-feeding

open access: yesAnimal Nutrition, 2015
Enteric methane emission is not only a source of energy loss in ruminants, but also a potent contributor to greenhouse gas production. To identify the nature and timing of interventions to reduce methane emissions requires knowledge of temporal kinetics ...
Min Wang   +9 more
doaj   +1 more source

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