Fish feed processing is a concern of farmers, among which fish feed processing methods are mainly divided into physical, chemical and biological processing methods. According to different raw materials, the editor introduces several common processing methods.

1. Animal lump feed

When using it, it should be chopped or crushed, added to the binding feed, made into a dough shape or fed with other feeds. Generally do not cook, otherwise it will reduce the nutritional value.

2. Earthworms, fly maggots, artemia

Insect small animal feed can be fed fresh or processed into dry powder for use.

3. Cake feed

When feeding fish, it should be used after breaking, soaking, and grinding, and soaking it when feeding the fish.

4. Bran and dregs feed

Feeding small fingerlings should be soaked and refined. For adult fish, the bran should be mixed with water to moisten it and fermented until it has a wine aroma. The dregs can be fed fresh or dried for use.

5. Grain feed

The effect of feeding grain feed after germination is better, and the nutritional value of bud feed is the highest when it is white and tender.

6. Green fodder

Generally, it can be fed by flushing the mud and sand. When feeding small fish, it should be chopped or beaten. After beating, 0.2% salt is added to sprinkle, which can be fat water and part of the fish. If it is chopped and cooked, mixed with bran, soda and other concentrates, fish will prefer to eat, and green fodder can also be used as silage.

7. Pellet feed for fish

It usually goes through the processes of crushing, batching, mixing processing, granulating and drying. When conditions do not permit, you can directly buy fish feed products prepared by the feed company.