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MARDYA SYAIFUDIN SAPUTRA, 141211133065. and Laksmi Sulmartiwi, ,- and SAPTONO ADI MURYANTO, ,- Effect Of Commercial Biofertilizer Product of Seaweed (Euchema Cottonii) Towards The Growth Of Pakcoy Mustard (Brassica Rapa L) and Dumbo Catfish (Clarias Gariepinus) in Aquaponic System. Journal of Marine and Coastal Science, 20 (1). ISSN 2528-0678