Composition of parasite fauna of sheep contained within limited territories in the foothill zones of Armenia

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COMPOSITION OF PARASITE FAUNA OF SHEEP CONTAINED WITHIN LIMITED TERRITORIES IN THE FOOTHILL ZONES OF ARMENIA

S.O. Movsessyаn, G.A. Boyakhchyan, F.A. Chubaryan, R.A. Petrosyan,
L.D. Arutyunova, M.A. Nikogosyan

21 parasite species have been found in structure of variety of parasite species from hybrid sheep (mouflon × domestic sheep hybrids) contained within limited grazing territories of foothill zones of Armenia. These included 9 species of nema- todes, 4 of cestodes, 3 of trematodes, 3 of ixodid ticks and larvae of nasopharyn- geal gadfly Oestrus ovis and sheep ked Melophagus ovinus. An analysis of paths of circulation of larvae of some biohelminthes, particularly Dicrocoelidae and Proto- strongylidae, realized through invertebrate intermediate hosts (land snails) have shown that mean infection of the latter varied from 2,5 to 8,0 %.


Keywords: hybrid sheep, infection, parasites, foothill zones, Armenia.



© 2016 The Author(s). Published by All-Russian Scientific Research Institute of Fundamental and Applied Parasitology of Animals and Plants named after K.I. Skryabin.
This is an open access article under the Agreement of 02.07.2014 (Russian Science Citation Index (RSCI) and the Agreement of 12.06.2014 (CABI.org / Human Sciences section).