Veterinary Medicine

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  Effectiveness of progestagen-based artificial insemination protocols in cows under tropical production systems: a systematic review

  Bridget Maldonado, Edwin Velásquez

  e9401

• Molecular identification of Brucella abortus isolated from lymph nodes of cattle slaughtered in Loja

  Franklin Román Cárdenas, Pablo Ramón-Contento

  e2242

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  Productive performance of improved creole chickens under two feeding systems

  María Gabriela Farías Delgado, Valter Francisco Mero Rosado, Daniela Estefanía Vélez Vera, Gabriela Mishell Tejena Juncay

  e9653

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  Serological and molecular characterization of Brucella spp. in cattle farms in the Guaranda canton

  Willian Conde Castillo, Franklin Román Cárdenas

  e8636