Animal Health and Welfare

• Bienestar animal, un concepto para analizar

  Galo Jacho López

  92-95

• Ecuador as an aftosa fever free-country. Opportunities and challenges

  Francisco Gutiérrez León

  39-43

• 

  Effect of aqueous extract of Ocotea quixos leaf on Rhipicephalus microplus in vitro

  Joshua Alejandro Bohórquez Vargas, Kevin Alexander Mena Quinteros, Reni Danilo Vinocunga-Pillajo, María Isabel Viamonte Garces, Yasiel Arteaga Crespo

  e8162

• 

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

  Bridget Maldonado, Edwin Velásquez

  e9401

• 

  Level of tick infestation associated with individual factors of cattle in subtropical livestock farms in Ecuador

  Ximena Pérez-Otáñez, Valeria Paucar-Quishpe, José Buitrón, Lenin Ron-Garrido, Jorge Grijalva, Cecilia Pérez-Escalante, Susana Arciniegas-Ortega, Darío Cepeda-Bastidas, Sandra Enríquez, Claude Saegerman, Sophie O. Vanwambeke, Richar Rodríguez-Hidalgo

  e5530

• 

  Meta-analysis of the effect of the use of anti-GnRH vaccine on productive performance and carcass quality in pigs

  Debra Andrea Trujillo-Torres, Eduardo Fabián Aragón-Vásquez, Renán Patricio Mena-Pérez, Jimmy Rolando Quisirumbay-Gaibor

  e7219

• 

  Micronutrient supplementation, health and efficiency of assisted reproduction in the female bovine

  Junior German Campozano Zambrano, Rodolfo Pedroso Sosa, Felicia Roller Gutiérrez

  e7195

• 

  Presence and antimicrobial resistance of ESBL Escherichia coli from fecal samples of dairy cattle in northern Ecuador

  Pamela Carolina Calvopiña Montenegro, Diana Sofía de Janon González, José Luis Medina Santana, Javier Vargas-Estrella, Lenin Ron-Garrido, Freddy Proaño-Pérez, Christian Vinueza-Burgos

  e6542