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| Grøva, Lise; Olesen, Ingrid; Steinshamn, Håvard; Stuen , Snorre. |
| Background: A major challenge in sheep farming during the grazing season along the coast of south-western Norway is tick-borne fever (TBF) caused by the bacteria Anaplasma phagocytophilum that is transmitted by the tick Ixodes ricinus. Methods: A study was carried out in 2007 and 2008 to examine the prevalence of A. phagocytophilum infection and effect on weaning weight in lambs. The study included 1208 lambs from farms in Sunndal Ram Circle in Møre and Romsdal County in Mid-Norway, where ticks are frequently observed. All lambs were blood sampled and serum was analyzed by an indirect fluorescent antibody assay (IFA) to determine an antibody status (positive or negative) to A. phagocytophilum infection. Weight and weight gain and possible effect of... |
| Tipo: Journal paper |
Palavras-chave: Animal husbandry; Sheep and goats; Health and welfare. |
| Ano: 2011 |
URL: http://orgprints.org/19866/1/PAPER_I.pdf |
