questions: query regarding pond management, application of lime and fertilizers. 
 answers: application of lime- 160kg/bigha (5-6 ph), 133 kg/bigha (6-6.5 ph).
5. application of organic manure, cowdung @160kg/bigha/year (5-6 ph). (1/3 rd of whole quantity of cowdung should be applied as 1st installment and remaining quantity should be divided into 11 equal installments and applied on monthly basis.
inorganic manure- urea- 1.5kg/bigha, ssp- 2kg/bigha.