2. Grass carp should be fed to the family of the four big fish. Grass carp can generally be fed Sudan grass in spring and summer, and ryegrass in autumn and winter, so the meat quality of the fish raised is sweet.
3. Silver carp and bighead carp are filter-feeding fish and need about 25cm of water and fertilizer, so it is very important to fertilize water.
4, herring likes to eat snails, so you can put snails in it at ordinary times, let snails breed in it, and increase the appetite of herring.