Effect of the extender, rate of extension and seminal plasma or the fertility of sows after a long semen storage M. PAGUIGNON, F. BARITEAU, J. BUSSIERE, J. L. DACHEUX and M. COUROTAnn. Zootech., 31 3 (1982) 322-323DOI: https://doi.org/10.1051/animres:19820315