CD Skripsi
Kelimpahan Dan Kandungan Klorofil-A Spirulina Sp. Dalam Media Yang Diberi Intensitas Cahaya Yang Berbeda
Abstract
Spirulina sp. is one of the organisme used because it has twice the chlorophyll content of the alfalfa plant whose chlorophyll has previously been explored. Chlorophyll-a is a photosynthetic pigment and light is very influential in the process of photosynthesis in microalgae cultivation, because light is a very important part of the photosynthetic pigment as a provider of energy for microalgae life.The purpose of this research is to get the best light intensity. This research was carried out starting in September 2022 at the Aquaculture Environmental Quality Laboratory, Faculty of Fisheries and Maritime Affairs, University of Riau. This study used a one-factor Completely Randomized Design (CRD) method with five treatments and three replications. The treatment in this study was the light intensity consisting of P0: without giving light, P1: 2.974 lux, P2: 4.274 lux, P3: 5.575 lux, P4: 6.877 lux. The results of this study indicate that light intensity affects the locking of Spirulina sp. the best treatment was a light intensity of 4.274 lux with a cell density of 327.176,2 ind/mL with a chlorophyll-a content of 0.4 μg/mL with a range of water quality parameters that were optimal for the growth of Spirulina sp. temperature value 28-31, pH 7-8.5, DO 5-7.5.
Keywords: Intensity, abundance, growth, Spirulina sp., lux.
1) Students at the Faculty of Fisheries and Marine, University of Riau
2) Lecturer at the Faculty of Fisheries and Marine, University of Riau
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