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Effects of different concentrations of ozone on water qualityand production performance of Trionyx sinensis |
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Abstract: |
The…aquatic…water…of…Trionyx sinensis…was…treated…by…different…concentrations…of…ozone, at(27
±1) ℃, the…water…quality…was…detected, and…the…growth…and…survival…rate…of…T. sinensis…was…observed.…The…results…
showed…that, by…different…concentrations…of…ozone, the…contents…of…NO 2 -N…and…NH 4 -N…in…aquaculture…water…significantly…
decreased, and…the…dissolved…oxygen(DO)content…increased.…After…21…days, in…aquatic…water…treated…with…0.1…mg/L…
ozone, the…average…weight…of…T. sinensis… was…17.5(±0.16)g, the…survival…rate…reached…91.33%, the…effect…was…
obvious. |
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