| Table of contents Rev Colom Cienc Pecua vol.35 no.2 Medellín Apr./June 2022 Letters to the editor | | | | · Chlorpyrifos should be banned in agriculture and livestock production in Colombia Villar, David; Schaeffer, David J
| | | Original research article | | | | · Effect of the percentage of Bos taurus inheritance on the fertility of Holstein×Zebu and Brown Swiss×Zebu cows in the Mexican tropics Ríos-Utrera, Ángel; Zárate-Martínez, Juan P; Vega-Murillo, Vicente E; Enríquez-Quiroz, Javier F; Montero-Lagunes, Maribel; Barradas-Piña, Francisco T; Valdovinos-Terán, Martha E
| | | | · Prevalence of Ehrlichia canis and Hepatozoon canis in sheltered dogs in southern Aburrá Valley, Colombia Cabrera-Jaramillo, Azucena; Monsalve, Santiago; Arroyave, Esteban; Rodas, Juan-David
| | | | · Well-of-the-well (WOW) versus polyester mesh (PM): a comparison of single-embryo culture systems in bovines Contreras-Benicio, Daniel; Castro-Valenzuela, Beatriz Elena; Grado-Ahuir, Juan Alberto; Burrola-Barraza, María Eduviges
| | | Presence of Helicobacter spp. in dental tartar and gastric mucosa, and its relationship with EGUS in horses from a public slaughterhouse Zuluaga-Cabrera, Angélica M; Jaramillo-Morales, Camilo; Martínez-Aranzales, José R
| | | Asynchrony between in vivo and in vitro rabbit embryos García, María-Luz; Belabbas, Rafik; Muelas, Raquel; Agea, Ivan; Argente, María-José
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