Roger Hegarty spends much of his time researching Animal science, Agronomy, Rumen, Residual feed intake and Feed conversion ratio. His Animal science research is multidisciplinary, relying on both Ruminant, Biotechnology, Animal nutrition, Livestock and Retention time. His work deals with themes such as Grazing and Greenhouse gas, which intersect with Livestock.
His Rumen study integrates concerns from other disciplines, such as Digestion, Methanogenesis and Fatty acid. His research integrates issues of Agriculture and Beef cattle in his study of Residual feed intake. The Fermentation study combines topics in areas such as Nitrate, Propionate and Methane.
Roger Hegarty focuses on Animal science, Rumen, Agronomy, Methane and Methane production. He has included themes like Feed conversion ratio, Biotechnology and Nitrate in his Animal science study. His Rumen research is multidisciplinary, incorporating elements of Methanogenesis, Propionate and Fatty acid.
His work in Methane tackles topics such as Greenhouse gas which are related to areas like Agriculture, Livestock, Sustainability and Environmental engineering. His Methane production research integrates issues from Repeatability, Feedlot, Respiration and Beef cattle. Roger Hegarty has researched Sire in several fields, including Longissimus Thoracis, Loin, Animal breeding and Monogastric.
His primary areas of investigation include Animal science, Rumen, Nitrate, Beef cattle and Methane production. The concepts of his Animal science study are interwoven with issues in Ruminant, Feed conversion ratio and Grazing. The various areas that he examines in his Rumen study include Nitrous oxide, Propionate and Fatty acid.
Roger Hegarty interconnects Urea, Food science, Calcium nitrate and Ammonia in the investigation of issues within Nitrate. His biological study spans a wide range of topics, including Greenhouse gas, Methane, Predictive value, Licking and Forage. His studies deal with areas such as Heritability, Repeatability, Carbon dioxide production and Respiration as well as Methane production.
His scientific interests lie mostly in Animal science, Dry matter, Methane production, Rumen and Beef cattle. As part of his studies on Animal science, he often connects relevant areas like Ruminant. His Dry matter study combines topics in areas such as Digestion and Feces.
The study incorporates disciplines such as Repeatability and Respiration in addition to Methane production. Roger Hegarty usually deals with Rumen and limits it to topics linked to Nitrate and Ammonia and Nitrous oxide. He combines subjects such as Methanogenesis, Feed conversion ratio, Residual feed intake, Forage and Environmental impact of agriculture with his study of Beef cattle.
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Cattle selected for lower residual feed intake have reduced daily methane production.
Roger Hegarty;John Patrick Goopy;RM Herd;B McCorkell.
Journal of Animal Science (2007)
Reducing rumen methane emissions through elimination of rumen protozoa
R. S. Hegarty.
Crop & Pasture Science (1999)
Relationship between animal age, intramuscular fat, cooking loss, pH, shear force and eating quality of aged meat from sheep
DL Hopkins;Roger Hegarty;PJ Walker;David W Pethick.
Australian Journal of Experimental Agriculture (2006)
Effects of dietary nitrate on fermentation, methane production and digesta kinetics in sheep.
John Nolan;Roger Hegarty;Jennifer Shirley Hegarty;Ian Godwin.
Animal Production Science (2010)
Low-methane yield sheep have smaller rumens and shorter rumen retention time.
John P. Goopy;Alastair Donaldson;Roger Hegarty;Philip E. Vercoe.
British Journal of Nutrition (2014)
Lowering ruminant methane emissions through improved feed conversion efficiency
G C Waghorn;Roger Hegarty.
Animal Feed Science and Technology (2011)
A universal equation to predict methane production of forage-fed cattle in Australia
E. Charmley;S. R. O. Williams;P. J. Moate;R. S. Hegarty.
Animal Production Science (2016)
Review: Biological determinants of between-animal variation in feed efficiency of growing beef cattle.
G. Cantalapiedra-Hijar;M. Abo-Ismail;G.E. Carstens;L.L. Guan.
Animal board invited review: genetic possibilities to reduce enteric methane emissions from ruminants.
N. K. Pickering;V. H. Oddy;J. Basarab;K. Cammack.
Opportunities for biological control of ruminal methanogenesis
A. V. Klieve;R. S. Hegarty.
Crop & Pasture Science (1999)
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