The smart Trick of biofloc fish farming meaning That No One is Discussing
SGR is calculated using the formula SGR(%) = LOG e closing excess weight with the fish – Log e Preliminary fat of the fish/ amount of times x one hundred. PWG is calculated using the formulation PWG(%) = Closing excess weight in the fish- Preliminary bodyweight/ initial excess weight x a hundred. FCR is determined by dividing the dry feed weight