The impact of dosing adult ewes for worms has on the development of resistance

<p>On this week’s OviCast podcast Ciarán Lynch caught up with Dr Dave Leathwick following this year’s National Sheep Conference. </p><p>Dave, who is principal scientist in parasitology at the Pastoral Agricultural Research Centre in New Zealand, has for almost 35 years been researching nematode parasites of grazing livestock, with a focus on their biology and control, and the development and management of anthelmintic resistance. </p><p>Dave discusses the challenge posed by anthelminthic resistance in New Zealand and the factors contributing to its development. </p><p>In a wide ranging discussion Dave explains in detail the impact of dosing adult ewes for worms has on the development of resistance. </p><p>He finishes up discussing how worm control will require a change in mind-set going forward to maintain a susceptible worm population on farms. </p><p>Read Dave’s paper from the National Sheep Conference here: <br><a href="https://www.teagasc.ie/media/website/publications/2023/National-Sheep-Conferences-2023.pdf">https://www.teagasc.ie/media/website/publications/2023/National-Sheep-Conferences-2023.pdf<br></a><br></p><p>For more episodes from the OviCast podcast, visit the show page at:<br><a href="https://www.teagasc.ie/animals/sheep/ovicast-sheep-podcast">https://www.teagasc.ie/animals/sheep/ovicast-sheep-podcast<br></a><br></p>