title: [Calving interval as a function of production and age].
mesh_terms: D000367:Age Factors; D000818:Animals; D002417:Cattle / Q000502:physiology*; D005260:Female; D005298:Fertility; D007774:Lactation; D008892:Milk / Q000378:metabolism*; D011247:Pregnancy
vernacular_title: Die Zwischenkalbezeit in Abhängigkeit von Leistung und Lebensalter.