questions: pond preparation or management. 
 answers: pond preparation- 1. liming 160 kg/bigha/year (5-6 ph), 133 kg/bigha/year (6-6.5 ph).
2. fertilizers- cowdung 1200kg/bigha/year (1/3 rd of whole quantity applied 1st installment remaining quantity divided into 11equal installment applied monthly basis).
urea- 1.5kg/bigha (monthly basis)
3. fish stocking- 1000 nos of fingerlings/bigha
4. feeding- ricepolish : moc @1:1, sushma, gangakaveri, chopped and minced vegetables for grass crap.