biofloc fish farming training centre lucknow photos for Dummies
In classic fish farming, condition outbreaks are frequent, and water Trade systems are employed to replace polluted drinking water with new h2o.In a Biofloc system, nutrients and squander made from nitrogen are recycled. Recycling keeps the h2o’s nitrogen and carbon dioxide ratio significant.कूल्ड फिल्टर: उच्च ता