| Table of contents Ces. Med. Vet. Zootec. vol.7 no.2 Medellín July/Dec. 2012 Editorial | | | | · Nitrogen, a key element for the future of agricultural production systems Mejía Sandoval, Gregory
| | | Original research articles | | | | · Analysis of Good Production Practices in pig farms on the departamento del Tolima and risk factors associated with presence of Salmonella spp Henao Beltrán, Juan Sebastián; Ramírez Aguirre, Erika; Rondón-Barragán, Iang Schroniltgen
| | | | · Assessment of behavioral and handling practices during slaughter cattle as indicators of animal welfare Romero Peñuela, Marlyn Hellen; Uribe Velásquez, Luis Fernando; Sánchez Valencia, Jorge Alberto
| | | | · Study of the effectiveness of paico (Chenopodium ambrosioides) as an anthelmintic, in specimens kept in captivity Home of Passage for Wildlife of the Amazonia University Estrada-Cely, Gloria Elena; Castaño-Piamba, Doris Stella; Ramírez Arango, Karla Johanna; Rodríguez Quintero, Jenny Alejandra; González Montilla, Luis Alejandro
| | | | · Implementation of a PCR-based method for the diagnosis of Ehrlichia spp, in canine in Medellin (Colombia) Carrillo Bonilla, Lina María; Betancur Cardona, Sara; Roldán Cardona, Daniel; Pérez Jaramillo, Juan Esteban; Galeano Rivera, Daniel; Loaiza Echeverría, Érica Tatiana; Giraldo Echeverría, Carlos Andrés
| | | | · Frequency of presentation of bovine cutaneous pythiosis (Pythium insidiosum) in three cattle farms in Córdoba, Colombia Cardona Álvarez, José A; Vargas Viloria, Marlene; Perdomo A, Sandra C
| | | Clinical cases | | | | · Squamous Cell Carcinoma with lung metastasis in a Colombian native Equine: a case report Carvajal, Juan Sebastián; Bonilla, Andrés Felipe; Rondón-Barragán, Iang Schroniltgen
| | | | · Pectus excavatum in an English Bulldog male: a case report Molina-Díaz, Víctor Manuel; Aguirre, Julio César
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