In a fresh water composite fish culture mention the basis of selection of varieties of fish.name write any one advantage and problem of composite fish culture
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Rohus: middle zone
Mrigals: bottom feeders
Grass crab: wee d
They are selected, so they do not compete on food. The food will be available on all parts of pond. This increases the fish yield
Mrigals: bottom feeders
Grass crab: wee d
They are selected, so they do not compete on food. The food will be available on all parts of pond. This increases the fish yield
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