Effects of hypophysectomy on the testis and secondary sex characters of the adult guppy Poecilia reticulata Peters.
D000818:Animals; D005399:Fishes; D007016:Hypophysectomy; D008297:Male; D009929:Organ Size; D010902:Pituitary Gland / Q000502:physiology*; D013094:Spermatozoa; D013737:Testis / Q000166:cytology / Q000502:physiology*