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In Europe, most nematodoses are subclinical involving morbid rather than mortal effects and control is largely achieved using… Expand This study aimed to identify quantitative trait loci associated with endoparasitic infection in Scottish Blackface sheep. Data… Expand Abstract AIM: To establish the prevalence of anthelmintic resistance in parasitic nematodes on sheep farms in New Zealand… Expand Abstract Nematode parasites have been a major factor limiting sheep production in New Zealand for more than 100 years. Twenty… Expand Nuclear ribosomal sequence data from the internal transcribed spacers (ITS-1 and ITS-2), 5.8S subunit, and regions of the 18S and… Expand Genetic differences among Nematodirus spathiger, Nematodirus filicollis, Nematodirus helvetianus and Nematodirus battus in the… Expand Resistance to a range of benzimidazole anthelmintics was investigated in 2 strains of Ostertagia spp. One strain (SR80) had been… Expand The studies presented in this paper describe the effects of control exerted by the immunological response of the host (sheep) on… Expand 1. The life history of N. battus is described, and a comparative description of the life history of N. filicollis is given. 2… Expand 1. The seasonal incidence of Nematodirus infection in sheep was followed by faecal egg counts, post-mortem examination and… Expand