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Hypobiosis of Haemonchus contortus in natural infections of sheep and goats in a semi-arid area of Kenya
(1998)
A total of 42 lambs, 42 kids, 21 ewes and 21 does were necropsied during an investigation of the epidemiology of Haemonchus contortus infection of sheep (Red Maasai) and goats (Small East African Goat) in a semi-arid area ...
Multiple Anthelmintic Resistance in Haemonchus Contortus on a Sheep Farm in Kenya
(Kluwer Academic Publishers bv ^ Printed in the Netherlands, 1997)
Multiple resistance to albendazole, thiophanate, levamisole and orally administered ivermectin was detected in an isolate of Haemonchus contortus in sheep on a farm where benzimidazole resistance had already been identi¢ed. ...
Effect of selection pressure for thiabendazole resistance on fitness of Haemonchus contortus in sheep
(1990-04)
A strain of Haemonchus contortus showing moderate levels of resistance to thiabendazole (TBZ) (egg hatch assay LC50 2.1 microM) was subjected, in alternating sequence, to 5 in vitro and 4 in vivo selections with TBZ. This ...