Noguera, José L.; Rodríguez, Carmen; Varona, Luis; Tomàs, Anna; Muñoz, Gloria; Ramírez, Oscar; Barragán, Carmen; Arqué, Meritxell; Bidanel, Jean P.; Amills, Marcel; Ovilo, Cristina; Sánchez, Armand
(BioMed Central, 2009)
Background: Prolificacy is the most important trait influencing the reproductive efficiency of pig production systems. The low heritability and sex-limited expression of prolificacy have hindered to some extent the improvement ...
