Palabras claves: Cows, ECONOMY, environment, grazing, Milk yields, season
Autores: Álvarez C.N.A., Armas P.J.L., Cajas J.A.A., Carlos Santiago Torres Inga, Chancusig F.H., Freire M.N.M., Guillermo Emilio Guevara Vera, Lotti C., Martini A., Pacheco H.P.B., Raúl V. Guevara-Viera, Raul Victorino Guevara Viera, Rodríguez L.M.C., Victor Guillermo Serpa García