| Table of contents Rev Colom Cienc Pecua vol.30 no.3 Medellín July/Sept. 2017 Editorial | | | | · Funciones y responsabilidades del editor Agudelo Trujillo, Jorge H
| | | Literature reviews | | | | · Ammonia-N concentration in alfalfa silage and its effects on dairy cow performance: A meta-analysis Sánchez-Duarte*, Juan I.; García, Álvaro
| | | | · Ultrasonographic tools used in the evaluation of the canine spleen: A review Maronezi, Marjury C; Feliciano, Marcus AR; Simões, Ana Paula R; Lopes Avante, Michelle; Uscategui, Ricardo AR
| | | Original Articles | | | | · Comparison between data mining methods to assess calving difficulty in cattle Zaborski*, Daniel; Proskura, Witold S; Grzesiak, Wilhelm
| | | | · Magnetized drinking water improves productivity and blood parameters in geese El-Hanoun, Ali M; Attia, Youssef A; Al-Harthi, Mohammed A; Habiba, Hany I; de Oliveira, María C
| | | | · Immune and haematological parameters of Blackbelly ewes infected with gastrointestinal nematodes González Garduño, Roberto; López Arellano, María E; Conde Felipe, Magnolia M; Mendoza de Gives, Pedro; Aguilar Marcelino, Liliana; Jaso Díaz, Gabriela
| | | | · Serum cortisol concentration in the Colombian creole horse Zuluaga, Angélica M; Martínez, José R
| | | Brief communications | | | | · Identification and prevalence of ticks (Acari, Ixodidae) in bovines in five municipalities of the Popayán plateau (Colombia) Valencia, Carlos E; Appel, Venus A; Ruíz, Gustavo A; Salazar, Harold
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