آلوتيا جايگزين مالاشيت گرين در كارگاه هاي تكثير و پرورش ماهيان سرد آبي

Alvita as Alternative of Malachite Green in Cold Water Fish Systems

Malachite green is a carcinogen and mutagen material that is prohibited by FDA as a fungicide for edible fishes. Alvita (sodium di acetate), is a fungicide and bactericide material which is admitted by FDA. This research has been carried out in vivo in Nivak farm, there were 5 traphs ,for trout culture, that one of them was blank, three of them contained Alvita, with I g/lit for 30 minutes, Ig/lit for 1 hour, 2 g/lit for 30 minutes and one of them contained malachite green with 2 mg/lit concentration for one hour. All of examinations were done in triplicate. The results with 95% confidence, concentration of (1 g/lit) Alvita, was the best alternative of malachite green(P=0.265).