Optimum dissolved oxygen required for carp culture is ______?

کارپ کلچر کے لیے مطلوبہ زیادہ سے زیادہ تحلیل شدہ آکسیجن ______ ہے؟

6-8 ppm

2-3 ppm

5-7 ppm

None of these

Carp culture requires an optimum dissolved oxygen level of 6-8 ppm to ensure healthy growth and reproduction.

Lower oxygen levels may lead to stress and reduced fish productivity.