by Alcaraz Romero, R.A., Quintal Franco, J.A., Hernandez Sánchez, D., Sánchez Torres, T., Villagómez Amezcua, E., Ramon Ugalde, J., Baeza Rodríguez, J., Bores Quintero, R., Cantón Castillo, J.G.
Published in Livestock science (2012)

by Sanginés-Garcı́a, J.R, Ku-Vera, J.C, González-Valencia, C, Ramón-Ugalde, J.P
Published in Small ruminant research (01.08.2003)

by López-Saucedo, Janet, Ramón-Ugalde, Julio Porfirio, de Barroso-Padilla, José Jesús, Gutiérrez-Gutiérrez, Antonio Martin, Fierro, Reyna, Piña-Aguilar, Raul Eduardo
Published in Tropical conservation science (01.03.2013)

by Compean, L. Garcia, Itza Ortiz, M., Ugalde, J.P. Ramon, Garcia, J.R. Sangines, de la Rosa, B. Ortiz, Zamora-Bus, R., Ramirez, A. Reyes, Magana-Sev, H.
Published in Journal of animal and veterinary advances : JAVA (01.01.2011)

by Ramon-Ugalde, J.P.,Technical Inst. of Conkal (Mexico). Center of Ovine Selection and Reproduction, Folch, J.,Centro de Investigacion y Tecnologia Agroalimentaria de Aragon, Zaragoza (Spain), Cocero, M.J.,INIA, Madrid (Spain). Dept. of Animal Reproduction, Pina-Aguilar, R.E.,Autonomous Univ. of Yucatan, Merida (Mexico). Faculty of Medicine, Alabart, J.L.,Centro de Investigacion y Tecnologia Agroalimentaria de Aragon, Zaragoza (Spain)
Published in Czech Journal of Animal Science (01.04.2008)