Start date 9 August 2009 End date 13 August 2009 Country Canada Presentations Gasterophilus nasalis (diptera: ostridae): a major cause of rectal prolapse in working donkeys in Ethiopia Donkeys' parasites in the UK: infection levels, treatment intervals and anthelmintic use Ivermectin resistance in cyathostomes in four donkey herds at The Donkey Sanctuary, UK Failure of a commercial herbal 'internal parasite control' product to control cyathostomes in donkeys in the UK
