New codon 198 β-tubulin polymorphisms in highly benzimidazole resistant Haemonchus contortus from goats in three different states in Sudan

摘要

Results of the faecal egg count reduction (FECR) after treatment with different doses of albendazole and the 50% effective concentration (EC ) in the egg hatch test for goats naturally infected with gastrointestinal nematodes or experimentally infected with local isolates at Rehed Al-Birdi, Tulus and Um Dafuq (South Darfur, Sudan)