Effect of removing pups when mating lactating rats at the post-partum oestrus.
D000818:Animals; D003307:Copulation; D004971:Estrus; D005260:Female; D007774:Lactation; D011247:Pregnancy; D011270:Pregnancy, Animal; D051381:Rats / Q000502:physiology*; D012098:Reproduction; D012726:Sexual Behavior, Animal; D014886:Weaning