title: Maternal heterosis in swine: reproductive performance and dam productivity.
mesh_terms: D000818:Animals; D000831:Animals, Newborn; D001835:Body Weight; D003433:Crosses, Genetic; D004622:Embryo, Mammalian / Q000033:anatomy & histology; D005260:Female; D005306:Fertilization; D006823:Hybrid Vigor; D006824:Hybridization, Genetic; D007743:Labor, Obstetric; D010060:Ovulation; D011247:Pregnancy; D012098:Reproduction; D012621:Seasons; D013223:Statistics as Topic; D013552:Swine / Q000502:physiology*; D014886:Weaning