Rekayasa Rematurasi Ikan Koki Oranda (Carassius sp.) Menggunakan Hormon Oodev Pada Dosis Yang Berbeda

Abstract

Oranda chef fish is a type of goldfish that has a round body with a small head and a broad tail. This fish comes from mainland china, but in Indonesia has long been able to be cultivated. The prospect of maintaining ori chef fish is quite promising because for marketing in addition to the target in the country is also a type of fish in the export and the price is quite high. Oranda Chef Fish has some favorable properties to be cultivated for example the relatively high price of spawning cycle is relatively shorter. The purpose of the other researchers Knowing how to accelerate the maturity of the gonad chef oranda using hormones Oodev with different doses. Know the effect of Oodev hormone on remediation of ori chef fish. Know the dosage of OODev hormone effective for remandasi fish chef oranda This study used an experimental method with Completely Randomized Design (RAL) consisting of 4 treatments in which the first treatment of prospective parent who was not given Oodev hormone or as control, treatment of the two candidate mothers given a dose of 0.5 mL / kg hormone, treatment of the three prospective mothers With a dose of 1 mL / kg and the last treatment where the prospective parent with a dose of 1.5 mL / kg. Each treatment was repeated 3 times each. With 8 test parameters namely; Index gonad maturity, histology gonad, fekuenditas, egg diameter, degree of egg fertilization, degree of egg penetration, larval larva and water quality. And using ANOVA Statistic Analysis data analysis tool. Based on the results of the research of all parameters Test that the dose of 1 mL / kg is the dominant dose and most effective for maturity of the parent candidate gonad and larval life rate.