Aguirre Valverde, J., Vargas Leitón, B. and Romero Zúñiga, J.J. 2013. Effect of inbreeding on productive parameters in Costa Rican Holstein and Jersey cows. Agronomía Costarricense. 37, 2 (Dec. 2013). DOI:https://doi.org/10.15517/rac.v37i2.12760.