[Correlations between length of pregnancy, birth weight and labor complications in cattle].
D000818:Animals; D001724:Birth Weight; D001947:Breeding; D002417:Cattle; D002418:Cattle Diseases; D005260:Female; D005865:Gestational Age; D007744:Obstetric Labor Complications / Q000662:veterinary; D011247:Pregnancy; D011270:Pregnancy, Animal; D013997:Time Factors
Zusammenhänge zwischen Trächtigkeitsdauer, Geburtsgewicht und Schwergeburten beim Rind.