Influence of boars of different breeds on reproductive qualities of sows in multipedigree cross-breeding

  • S. Ushakova -
Keywords: cross-breeding, hybrids, reproductive qualities, large white breed, Landras, Durok, Pietren.

Abstract

The purpose. Searching of highly productive combinations of boars and sows. Methods. Material for probes — mixed sows ♂VB×♂L, impregnated by mixed boars ♂D×♂P, ♂P×♂D. Conventional procedures, index SIVYS. Results. Advantage is fixed of mixed progenies over the thoroughbred analogues on the majority of indexes. Conclusions. Productivity of boars D×P and P×D in cross-breeding with sows VB×L is determined.
Published
2016-02-15