Many sheep raising regions are still very dry, but where rain has fallen and while the grass remains green, no matter how short, worms will still be active. In those areas, lice and fly monitoring is also being advised.
This will be the last contribution from Dr Bill Johnston, a well-respected Local Lands Services District Veterinarian based at Goulburn, NSW. The Paraboss team would like to sincerely thank Bill for his invaluable and insightful contributions over the many years, and we wish him well.
Drench resistance in barber’s pole is becoming commonplace in parts of the non-seasonal rainfall zone. Also be alert to outbreaks of Nematodirus and monitor to determine if a pre-lamb drench is required.