1.
Comparative analysis of the fattening pigs a deep bed and concrete floor in a commercial farm in Villavicencio, Colombia. Rev Sist Prod Agroecol. [Internet]. 2012 Jun. 30 [cited 2026 Sep. 9];3(1):36-5. Available from: https://ojs35-pruebas.metarevistas.org/index.php/sistemasagroecologicos/article/view/592