What kind of bait does grass carp eat?
Grass carp (Ctenopharyngodon idellus) is one of the four major freshwater farmed fish in China, also known as Carp, Oil Carp, Grass Carp, White Carp, Black Green and so on. Grass carp belong to the subfamily Cyprinidae, living in rivers and lakes in plain areas. generally like to live in the middle and lower layers of the water and near-shore aquatic grass areas, let's take a look at what bait grass carp eat!
What kind of bait does grass carp eat?
Grass carp (Ctenopharyngodon idellus) is a typical herbivorous fish, feeding on zooplankton in fry stage, insects, earthworms, algae and duckweed when its body length is more than 10 cm, especially Gramineae plants, when the body length is more than 10 cm, grass carp is a typical herbivorous fish.
Ecological habits of grass carp
Grass carp generally like to inhabit the middle, lower and nearshore aquatic grass areas in rivers, lakes and other waters. With the habit of migrating rivers and lakes, sexually mature individuals lay eggs in rivers and reservoirs, and after spawning, parent fish and young fish enter tributaries and lakes, usually feeding and fattening in flooded shoal grasslands and flooded areas as well as water bodies attached to trunk and tributaries (lakes, streams, harbours, etc.). Winter spends the winter in the deep waters of the main stream or lake.
Feed formula of grass carp
1. 50% of rice straw, 25% of rice bran, 25% of bean cake, and 10 kg of flour scraps are added to the above mixture every 100 kg as binder. the crude protein content of the feed is 23.35%, the feed coefficient is 2.8, and the feeding specification is about 0.05 kg per tail.
2. 50% rice straw, 22.5% rice bran, 5% wheat bran, 15% bean cake, 5% fish meal, 1% bone meal, 0.5% salt, 1% vitamin additive, 18.78% crude protein content and 2.4 feed coefficient.
3. Flour 30%, rice bran 8%, wheat bran 38%, bean cake 10%, fish meal 10%, yeast powder 2%, premix 2%, feed coefficient 1.9, if green feed coefficient is 2.2.
4. Straw powder 50%, bean cake 20%, flour 30%, feed coefficient 4.9, if bean cake is reduced from 20 to 10 plus green feed coefficient is 13.
5. 30% flour, 10% fish meal, 15% bean cake powder, 25% wheat bran, 20% rice bran. Under the premise that the total amount of the basic diet remains unchanged, 12% sweet potato powder, 0.5% salt, 2% auxin, 2% calcium hydrogen phosphate and 4.8 feed coefficient can be added according to the actual situation.
6. Sweet potato rattan powder 55%, bean cake powder 15%, wheat bran 5%, flour 25%. Under the premise that the total amount of the basic diet remains unchanged, 12% sweet potato powder, 0.5% salt, 2% auxin, 2% calcium hydrogen phosphate and 15% feed coefficient can be added according to the actual situation.
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