References
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- Foster , C , West , DM and Pomroy , WE . 1991 . Gastro-intestinal nematode parasitism in pre-weaned lambs. Proceedings of the 21st seminar of the Sheep and Beef Cattle Society . New Zealand Veterinary Association , 37 : 45 – 45 .
- Clarkson , MJ and Faull , WB . 1990 . A Handbook for the Sheep Clinician , Liverpool : University Press .
- Taylor , SM and Kenny , J . 1988 . Coccidiocidal efficacy of a single treatment of toltrazuril in naturallv infected lambs . Veterinarv Record , 123 : 573 – 573 .
- Gjerde , B and Helle , O . 1986 . Efficacy of toltrazuril in the prevention of coccidiosis in naturally infected lambs on pasture . Acta Veterinaria Scandinavica , 27 : 124 – 37 .