[The effect of heat, pregnancy, birth and lactation on the conditioned reflex activity of cows].
D000818:Animals; D002417:Cattle; D003214:Conditioning, Classical; D004971:Estrus; D005260:Female; D007743:Labor, Obstetric; D007774:Lactation; D011247:Pregnancy; D011270:Pregnancy, Animal
Vliianie techki, beremennosti, rodov i laktatsii na uslovnoreflektornuiu deiatel'nost' korov.