[Methodical investigations of the estrus diagnosis in sows].
D000818:Animals; D004971:Estrus / Q000502:physiology*; D005260:Female; D006863:Hydrogen-Ion Concentration; D007315:Insemination, Artificial / Q000662:veterinary; D008722:Methods; D011247:Pregnancy; D013552:Swine / Q000502:physiology*; D014626:Vaginal Smears / Q000662:veterinary
Methodische Untersuchungen zur Brunstfeststellung beim Schwein.