CD Skripsi
Pemanfaatan Simbiosis Mikroalga Chlorella Sp. Dan Agrobost Untuk Menurunkan Kadar Polutan Limbah Cair Sagu
The purpose of this research was to get the best treatment addition of Agrobost microorganisms as a reducing agent contamination of sago liquid waste with the addition of microalgae Chlorella sp. This research used a Completely Randomized Design (CRD) with 5 treatments and 3 replications. The treatments in this addition was microalgae Chlorella sp. as much 800 ml/L (6.292.000 cell/ml) of waste pollution sago with some variations concentrations of Agrobost (0% v/v, 1% v/v, 2% v/v, 3% v/v, dan 4% v/v). The data obtained were analyzed statistically using ANOVA and DNMRT at 5 % level. The result showed that the addition of Agrobost microorganisms significantly affected COD, BOD, TSS, nitrate, phosphate, DO and pH of sago liquid waste. The treatment chosen from the result of this research was the P2 treatment showing the best level of reduction which had the value of COD 88,65%, BOD of 91,41%, TSS of 63,96%, phospate of 7,36%, nitrate of 63,49% and increased in the pH of 92,50%, DO of 56,51%. Keywords: Sago liquid waste, Agrobost, microalgae Chlorella sp.
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