DIEL VARIATION OF pH AND DISSOLVED OXYGEN IN DIFFERENT FERTILZED FISHPONDS BUILT ON ACID SULPHATE SOILS

Husnah Husnah

doi:10.15578/ifrj.1.1.1995.23-41

DIEL VARIATION OF pH AND DISSOLVED OXYGEN IN DIFFERENT FERTILZED FISHPONDS BUILT ON ACID SULPHATE SOILS

Authors

Husnah Husnah Researcher at Palembang Freshwater Research Station

DOI:

https://doi.org/10.15578/ifrj.1.1.1995.23-41

Keywords:

Acidity, alkalinity, chickcen manure, dissolved oxygen, inorganic fertilizer

Abstract

An experiment in order to know the effect of fertilizers on diel variation of pH and
dissolved oxygen (DO) in pondw.ter was carried out for t6 weeks in acid sulphate soil
frcshwater fisiponds at the Research Station For Freshwater Fisheries Kertamulia, South Sumetra, Indonesia