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Vieira,Vanessa Diniz; Correa,Franklin Riet; Vilela,Vinícius Longo Ribeiro; Medeiros,Márcia Alves de; Morais,Dayana Firmino de; Santos,Antonielson dos; Feitosa,Thaís Ferreira; Almeida Neto,João Leite de. |
ABSTRACT: Seventeen outbreaks of dermatophilosis are reported from three farms affecting Santa Inês and Santa Inês x Dorper sheep that were reared in irrigated areas with rotational grazing at a stocking rate of 50 to 100 sheep per hectare, in the Brazilian semiarid region. Most outbreaks occurred after rains and affected sheep of different ages, with morbidity rates of 0.77% to 31%. Clinical signs were dermatitis with crusts that stood out easily and left areas of alopecia. Dermatophilus congolensis was isolated in cultures in 5% sheep blood agar by means of Haalstra’s method. Histologically, the epidermis showed extensive multifocal areas of ortho and parakeratotic hyperkeratosis with intracorneal microabscesses and presence of D. congolensis. Sheep... |
Tipo: Info:eu-repo/semantics/article |
Palavras-chave: Dermatitis; Dermatophilus congolensis; Environment; High stocking rate; Management. |
Ano: 2017 |
URL: http://www.scielo.br/scielo.php?script=sci_arttext&pid=S0103-84782017000800457 |
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