Preventing wormer resistance through the grazing season

Using wormers responsibly throughout the season will help preserve their effectiveness on farms. Veterinary surgeon Emili Canavan-Hicks, from Black Sheep Farm Health, Rothbury, offers some advice

clock • 5 min read
Preventing wormer resistance through the grazing season

THERE are reports of resistance to the four commonly used wormer groups: white (1-BZ), yellow (2-LV), clear (3-ML) and orange (4-AD) (sheep only). But, there are a number of ways in which farmers can help...

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