Jumat, 07 September 2012

STANDAR KUALITAS AIR UNTUK BUDIDAYA IKAN GABUS

WATER QUALITY STANDARDS FOR FISH FARMING CORK

Temperature: 25-30 degrees celcius

pH: 6 to 7.5

Dissolved oxygen:> 4 mg / l

NH3: <0 .02=".02" span="span"> ppm

Transparency: 20-40 cm

Carbon dioxide (CO2): 2-11 ppm

Nitrite (NO2): <0.25 ppm

Alkalinity:> 20 ppm

Total hardness:> 20 ppm