CD Skripsi
Pengaruh Perbedaan Lama Penyinaran Lampu Led Merah Terhadap Kualitas Warna Ikan Sumatra (Puntius Tetrazona)
This research was conducted from July to September 2018, at the Laboratory of Aquaculture Technology, Faculty of Fisheries and Marine, University of Riau. The research aims to determine the effect of differences about duration of radiation of red LED on the color quality of Tiger Barb. This study used an experimental method with a Completely Randomized Design (CRD) of one factor with 5 treatment levels and 3 replications. The duration of radiation of red LED as a treatment is: 8 hours, 10 hours, 12 hours, 14 hours and 16 hours. The size of fish was used is 3,5–4,5 cm with 6 fishes of stocking density each aquarium. Aquarium used size (40×30×30) cm3. The fish were reared for 40 days, given blood worm, two times day of feeding frequency. Parameters observed included quality of fish color, daily growth rate, survival rate and water quality. The results showed the difference in the duration of radiation of a red LED had a significantly effect on changes the color quality of the Tiger Barb. The best treatment is at a 14 hours radiation periode with an average color quality improvement value 14,18 in the Toca Colour Finder. The best growth rate is 0,46% and survival rate is 100%.
Keywords : Fotoperiod; Color; Tiger Barb; Puntius tetrazona
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