<p>A Jonker S M Hickey S J Rowe P H Janssen G Shackell S Elmes W E Bain J Wing G J Greer B Bryson S MacLean K G Dodds C S Pinares-Pati&ntilde;o E A Young K Knowler N K Pickering J C McEwan (2018). <em>Genetic parameters of methane emissions determined using portable accumulation chambers in lambs and ewes grazing pasture and genetic correlations with emissions determined in respiration chambers.&nbsp;</em>Journal of Animal Science. https://doi.org/10.1093/jas/sky187<br /><br /><strong><a href="https://academic.oup.com/jas/advance-article-abstract/doi/10.1093/jas/sky187/4993361">Read more </a></strong>(external link)</p>