Meliyani, Auliya, Putra, Ramadhani, AND Rahman, Heri. " Effect of Duck Manure (Anas domesticus) and Compost on the Growth of Kangkong (Ipomoea reptans Poir var. Bangkok LP-1) on Aquaponic Systems" BERKALA SAINSTEK [Online], Volume 12 Number 1 (1 April 2024)