Test lambs now for drench resistance – DAFWA
The Department of Agriculture and Food is encouraging sheep producers to test drench resistance in their lambs. Department principal veterinary officer Brown Besier said ineffective drenches had a major impact on sheep health and production over the course of a year, even though the consequences weren’t immediately obvious. “It’s important to test resistance for all available drenches because test results show that some widely-used drenches, such as abamectin and moxidectin, are no longer always fully