EFEKTIVITAS PENGGUNAAN EKSTRAK BUAH BELIMBING WULUH (Averrhoa belimbi L) TERHADAP DAYA TETAS TELUR IKAN GURAME DARI SERAGAN JAMUR (Saprolegnia sp.) EFFECTIVENESS OF THE USE OF CARAMBOLA FRUIT EXTRACT (AVERRHOA BELIMBI L) ON HATCHABILITY OF CARP EGGS FROM ATTACK BY (SAPROLEGNIA SP.) - Utomo, Gogot Dwi Prasetyo (2018)