title: Comparisons of specific crosses from Landrace, Duroc-Landrace and Yorkshire-Landrace sows.
mesh_terms: D000818:Animals; D001947:Breeding; D003433:Crosses, Genetic / Q000662:veterinary*; D005260:Female; D006823:Hybrid Vigor; D008098:Litter Size; D008957:Models, Genetic; D011247:Pregnancy; D012098:Reproduction; D013552:Swine / Q000235:genetics*