Search Results - "Difford, Gareth"
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Host genetics and the rumen microbiome jointly associate with methane emissions in dairy cows
Published in PLoS genetics (01-10-2018)“…Cattle and other ruminants produce large quantities of methane (~110 million metric tonnes per annum), which is a potent greenhouse gas affecting global…”
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Bayesian modeling reveals host genetics associated with rumen microbiota jointly influence methane emission in dairy cows
Published in The ISME Journal (01-08-2020)“…Reducing methane emissions from livestock production is of great importance for the sustainable management of the Earth’s environment. Rumen microbiota play an…”
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Changes in rumen bacterial and archaeal communities over the transition period in primiparous Holstein dairy cows
Published in Journal of dairy science (01-11-2018)“…In the present study, we hypothesized that the rumen bacterial and archaeal communities would change significantly over the transition period of dairy cows,…”
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Community structure of the metabolically active rumen bacterial and archaeal communities of dairy cows over the transition period
Published in PloS one (08-11-2017)“…Dairy cows experience dramatic changes in host physiology from gestation to lactation period and dietary switch from high-forage prepartum diet to…”
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Impact of the rumen microbiome on milk fatty acid composition of Holstein cattle
Published in Genetics selection evolution (Paris) (29-05-2019)“…Fatty acids (FA) in bovine milk derive through body mobilization, de novo synthesis or from the feed via the blood stream. To be able to digest feedstuff, the…”
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Comparison of a laser methane detector with the GreenFeed and two breath analysers for on-farm measurements of methane emissions from dairy cows
Published in Computers and electronics in agriculture (01-10-2018)“…•CH4 from cows can be measured noninvasively on-farm with different methods.•Laser methane detector and breath samplers (‘sniffers’) rank the cows…”
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A data-driven approach to the processing of sniffer-based gas emissions data from dairy cattle
Published in Computers and electronics in agriculture (01-12-2024)“…•A pipeline for the stepwise processing of raw data from methane emission sniffers, including instrument monitoring, time synchronization, linking with animal…”
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Comparison of Methods to Measure Methane for Use in Genetic Evaluation of Dairy Cattle
Published in Animals (Basel) (01-10-2019)“…Partners in Expert Working Group WG2 of the COST Action METHAGENE have used several methods for measuring methane output by individual dairy cattle under…”
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Quantitative Genetics of Smoltification Status at the Time of Seawater Transfer in Atlantic Salmon (Salmo Salar)
Published in Frontiers in genetics (01-11-2021)“…High mortality during grow out in the sea is a challenge for farmed Atlantic salmon production in Norway and globally, which is partly attributed to suboptimal…”
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The heritable landscape of near-infrared and Raman spectroscopic measurements to improve lipid content in Atlantic salmon fillets
Published in Genetics selection evolution (Paris) (05-02-2021)“…Product quality and production efficiency of Atlantic salmon are, to a large extent, influenced by the deposition and depletion of lipid reserves. Fillet lipid…”
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Selecting for Feed Efficient Cows Will Help to Reduce Methane Gas Emissions
Published in Frontiers in genetics (26-05-2022)“…In the last decade, several countries have included feed efficiency (as residual feed intake; RFI) in their breeding goal. Recent studies showed that RFI is…”
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Stability Assessment of the Rumen Bacterial and Archaeal Communities in Dairy Cows Within a Single Lactation and Its Association With Host Phenotype
Published in Frontiers in microbiology (06-04-2021)“…Better characterization of changes in the rumen microbiota in dairy cows over the lactation period is crucial for understanding how microbial factors may…”
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Evaluation of a Recirculating Aquaculture System Research Facility Designed to Address Current Knowledge Needs in Atlantic Salmon Production
Published in Frontiers in animal science (26-04-2022)“…A better understanding of recirculating aquaculture system (RAS) biosecurity is crucial for the sustainable and ethical production of Atlantic salmon smolt and…”
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Genomic and Phenotypic Agreement Defines the Use of Microwave Dielectric Spectroscopy for Recording Muscle Lipid Content in European Seabass (Dicentrarchus labrax)
Published in Frontiers in genetics (30-08-2021)“…Recording the fillet lipid percentage in European seabass is crucial to control lipid deposition as a means toward improving production efficiency and product…”
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Raman and near Infrared Spectroscopy for Quantification of Fatty Acids in Muscle Tissue-A Salmon Case Study
Published in Foods (26-03-2022)“…The aim of the present study was to critically evaluate the potential of using NIR and Raman spectroscopy for prediction of fatty acid features and single…”
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Digital phenotyping of individual feed intake in Atlantic salmon (Salmo salar) with the X-ray method and image analysis
Published in Frontiers in animal science (14-04-2023)“…The primary barrier to research into feed efficiency of Atlantic salmon ( Salmo salar ) is the lack of a reliable method to assess individual feed intake in…”
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Genetic and phenotypic validation of whole body fat content measured across production phases of Atlantic salmon using dielectric and near infrared Interactance spectroscopy
Published in Aquaculture (15-02-2025)“…Accurate and repeated whole-body fat (WBF) measurements across production phases are important for optimizing feed utilization, reducing production waste,…”
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Validation of the methane production measurement accuracy and ranking capacity of portable accumulation chambers for use with small ruminants
Published in Biosystems engineering (01-12-2023)Get full text
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Genetic Control of Methane Emission, Feed Efficiency and Metagenomics in Dairy Cattle
Published 01-01-2018“…The dairy industry faces the challenges of increasing production, remaining economically viable whilst simultaneously minimising impacts on the environment…”
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Dissertation