Comparison of Romney sheep selected for different roundworm parasite-related traits

@inproceedings{Wheeler2008ComparisonOR,
  title={Comparison of Romney sheep selected for different roundworm parasite-related traits},
  author={Marius J Wheeler and Ceri A. Morris and Stewart A. Bisset},
  year={2008}
}
Romney sheep selected for resistance to nematode infection, resilience to nematode challenge, or an index combining these traits, were evaluated alongside an unselected control line. Data from lambs born between 2000 and 2006 were analysed. Lambs grazed together, within sexes, while exposed to natural parasite challenge of predominantly Trichostrongylus sp. and Teladorsagia sp. Relative to the Control, the Resilient line was heavier at weaning (+7.6%) and in autumn (+14.5%), had 5.6% higher… CONTINUE READING