Feeding Management
⑴ feed fed:
① feed the fish choose dace, chub, crucian carp, grass carp and so on.
② feeding techniques:
a, on a regular basis (3 to 5 days to 1) put in supplementary feeding fish.
b, the number of fish in the pool feed of judgment:
When sufficient pool of fish feed, mandarin fish chase bait in the water bottom fish, so only bits and pieces of small pool water spray. When listen, the sound of water when chasing fish eating fish feed issued by small and large intervals. Such as a pool feed fish shortage, mandarin fish catch fresh feed
Ao spent fish
Ao spent fish
Fish feed water to the top, so the spray large, the sound is frequently, the sound big. As seen in the pool hunt flocks of mandarin fish feed, then feed the fish in the pool has been basically finished.
c, the palatability of fish feed:
Palatable forage fish size is generally about 1/3 body length mandarin fish, such as when uneven feed fish size, large screen size required fish feed fish screen to go.
⑵ Water Quality Management:
① water quality ponds shall be maintained year round "fat, live, cool" standards, water transparency to maintain about 30 cm. Often filling the new water, especially in the high temperature phase from June to September, every 5 to 7 days with water once every 15 to 20 cm water. Such as multiple drug use, we need to change the water to prevent injury.
② abnormal weather to immediately add water, and the water levels remained relatively stable, providing good environmental conditions for the growth of mandarin fish. If the water turbidity, alum available 5 acre 1 kg or ~ 7.5 kg of lime water after Quanchiposa.
③ install aerators to prevent hypoxia mandarin fish floating head, usually in less sunny weather clouds start oxygen at noon, as the weather was hot in the midnight to early morning boot.
④ better prepared hydrogen peroxide (content above 30%) or oxygen spirit, can be used to rescue when the mandarin fish floating head. Usage of hydrogen peroxide: hydrogen peroxide per acre with 250 ml, 500 ml of water, and then add 2% ferrous sulfate 3 to 5 ml. See instructions using oxygen spirit. PARASITIC mandarin