Studies on sex hormones; sperm test of pregnancy utilizing male toad, Bufo melanostictus Schneid., as test animal.
D000818:Animals; D002025:Bufonidae; D012739:Gonadal Steroid Hormones; D006728:Hormones; D008297:Male; D011247:Pregnancy; D013094:Spermatozoa
D012739:Gonadal Steroid Hormones; D006728:Hormones
HORMONE; PREGNANCY