Artificial infestation of Boophilus microplus in beef cattle heifers of four genetic groups

Resistance of beef cattle heifers to the cattle tick Boophilus microplus was evaluated by artificial infestation of 66 beef cattle heifers of the following genetic groups: 16 Nelore (NE), 18 Canchim x Nelore (CN), 16 Angus x Nelore (AN) and 16 Simmental x Nelore (SN). The animals, with a mean age of...

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Bibliographic Details
Main Authors: Ana Mary da Silva, Maurício Mello de Alencar, Luciana Correia de Almeida Regitano, Márcia Cristina de Sena Oliveira, Waldomiro Barioni Júnior
Format: Article
Language:English
Published: Sociedade Brasileira de Genética 2007-01-01
Series:Genetics and Molecular Biology
Subjects:
Online Access:http://www.scielo.br/scielo.php?script=sci_arttext&pid=S1415-47572007000600020