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Abstract:
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(En)
Effective and sustainable control of gastro-intestinal sheep worms involves a combination of planned stock and farm management, monitoring of worm burdens using faecal worm egg counts, the strategic timing of drenches and genetic selection of worm resistant sheep. This farmnote covers important worms and their symptoms, the worm life cycle, control programs, drenches and drench resistance, timimg of drenching, faecal worm egg count monitoring, breeding resistance in sheep, preventing worm contamination an
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