This research was conducted from February to April 2016in the ponds of peatsoils at Jl. Petani Nenas Desa Kualu Nenas, Tambang, Kampar, Riau. Analysis of physical and chemical parameters have been done in Laboratory of Environment Quality Aquaculture (EQA), Fisheries and Marine Sciences Faculty, Riau University.The aim of this research was to investigate the effect formulation of ameliorant to …