CD Skripsi
Kelimpahan Fitoplankton Dalam Kolam Gambut Ikan Patin (Pangasius Hypophthalmus) Yang Diberi Campuran Biofertilizer
This research was conducted from October to December 2019 in the Peatlands
of Kualu Nenas Village, Tambang District, Kampar Regency, Riau Province, at the
Aquaculture Environmental Quality Laboratory of the Fisheries and Maritime Faculty
and the Marine Biology Chemistry Laboratory of the Fisheries and Maritime Faculty,
Riau University. The purpose of this study was to improve the effect of adding a mixture
of human faecal biofertilizer and cow faecal biofertilizer in increasing phytoplankton
abundance, growth and survival of catfish in peat ponds. This research method is an
experimental method, a Completely Randomized Design (CRD) using 1 factor
(biofertilizer mixture) and 5 treatment stages (P0: without giving biofertilizer mixture;
P1: giving 20% human feces biofertilizer mixture + 80% bovine feces; P2: giving
biofertilizer mixture 40% human feces + 60% cow feces; P3: administration of
biofertilizer mixture 60% human feces + 40% cow feces and P4: administration of
biofertilizer mixture 80% human feces + 20% cow feces) with 3 replications. The results
of this study showed that P4 (giving 80% human feces + 20% cow feces biofertilizer
mixture) was the best treatment to increase the abundance of phytoplankton (48,435
ind/L), weight weight (17.30 gram), absolute length (4.40 cm) and survival of catfish
(86%) compared to other treatments. Also showed the parameters of water quality in
accordance with the survival of catfish. The water quality parameter values at P4 are
temperature (26-29 oC), ppH (6-7), DO (4.2-6.0 mg/L), free CO2 (32.71-26.10 mg/L) ,
nitrate (3.05 mg/L) and orthoposphate (4.12 mg/L).
Keyword: Peat Soil, Biofertilizer Mixture, Phytoplankton, Catfish
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