the food is avaibble in all parts of the pond
Disadvantages are:Most of these fish breed only during monsoon.Good seeds are not available every time.You require a large reservoir to store fish.
1. They grow well without any competition for food and space and are also useful to each other 2. They yeild of fish is also very high
food available in all the parts of the pond is used up.
aspects or phases of fish culture
One problem with such composite fish culture is that many of these fish breed onlyduring monsoon. Even if fish seed is collected from the wild, it can be mixed with that of other species as well. So, a major problem in fish farming is the lack of availability of goodquality seed. To overcome this problem, ways have now been worked out to breed these fish in ponds using hormonal stimulation. This has ensured the supply of pure fish seed in desired quantities.
both , harmful becausethe civilization could be heart from others and beneficial because the civilization can know about other culture
backyard fish culture
Harlan E. Johnson has written: 'Use of impounded water for fish culture' -- subject(s): Fish culture, Fish-culture
No
A variety of fish, but Cod is very common. It has very high concentrations of beneficial oils in the liver.
M Leopold has written: 'Problems of fish culture economics with special reference to carp culture in Eastern Europe' -- subject(s): Carp fisheries, Economic aspects, Economic aspects of Fish-culture, Fish-culture