Fish feed processing is a concern of fish farmers, among which fish feed processing methods are mainly divided into physical processing methods, chemical and biological. According to the different raw materials, the editor features several common processing methods.
1. Chunky animal feed
By using it, should be chopped or crushed, add to binding feed, shape into dough or feed with other feed. I don't usually cook, otherwise it will reduce the nutritional value.
2. Earthworms, fly maggots, artemia.
Insect food for small animals can be given fresh or processed into a dry powder for use.
3. cake feeding
When feeding the fish, should be used after breaking them, soak and grind them, and soak them when feeding.
4. I think for bran and feces
Small fry feed should be soaked and refined. For the adult fish, the bran must be mixed with water to moisten it and ferment it until it has a wine aroma. Feces can be fed fresh or dried for use.
5. feed with cereals
The effect of feeding grain after germination is better and the nutritional value of bud feed is highest when it is white and tender..
6. green fodder
Generally, can be fed by rinsing off mud and sand. When fed with small fish, whether to chop or beat. After beating, add a 0,2% of salt to sprinkle, which can be fat water and part of the fish. If it is chopped and cooked, mixes with bran, soda and other concentrates, the fish will prefer to eat it, and green fodder can also be used as silage.
7. I think in pellets for fish
It usually goes through the crushing processes, dosage, mix, granulation and drying. When conditions do not allow, you will be able to directly purchase fish feed products prepared by the feed company.