PITUITARY LEVELS OF THREE FORMS OF GNRH IN THE MALE EUROPEAN SEA BASS (DICENTRARCHUS LABRAX, L.) DURING SEX DIFFERENTIATION AND FIRTS SEXUAL MATURITY.

L. RODRÍGUEZ, M. CARRILLO, L.A. SORBERA, M.A. SOUBRIER, E.MAÑANOS, M.C.H. HOLLAND, Y. ZOHAR Y S. ZANUY