Supplementary feeding
·      The natural food organism in the ponds may not be sufficient as
fish food. 
·      The most commonly used mixture of rice bran or rice polish and
groundnut or mustard oil cake in 1:1 ratio @ 5 – 2 % of body weight of fish per
day. 
·      Formulated pelleted feed can also be provided which reduces the
wastage and keep feed ingredient for longer periods. 
·      For grass carp, Hydrilla, Naja, Ceratophylum, duckweeds, Azolla
etc. can be provided in a corner of the pond. 
·      Methods of feeding: Feed mixture provided making dough balls in trays or gunny bag
hanging at the different place in the ponds.