Question: asking about fish feed management 
Answer: apply lime for cleaning @ 10 kg per bighas
after 7 days apply cowdung @ 130 kg per bigha 
after 7 days apply urea @ 3.2 kg and ssp @ 2.6 kg per bigha 
feed per days 3 % per body weight 
use of supplimentary feed with 24 % or  above % is good for fish
for fish seed and feed formulation of more thyan 2 composition please visit district fisheries office