Spring stubble shrimp has begun one after another, there are several old iron in the discussion of the problem of the material table, breeding a little bit to share with the old iron people a few first-line practical experience.
First, the position of the material table
Seedlings can be placed in 1-2 weeks, do not place in the inlet or drainage, should be placed in the middle area where the water flow is most stable, about 3cm from the bottom of the pond.
Second, patrol the pond four times
1, look at the shrimp color
Reddening of the whiskers, short anterior whiskers, shrimp infected with bacterial venereal diseases, redness of the body, elevated nitrite, shrimp cause erythrosis.
2, look at the shrimp poop
(1) The shrimp stool is too long to indicate poor digestion;
(2) #White stool #[than heart] indicates that there is enteritis;
(3) The coarse stool indicates that the feeding is moderate;
(4) Black brown color indicates lack of feeding.
3, look at the shrimp stomach
The shrimp stomach is full and the peristalsis is strong, indicating that the amount of feeding is moderate.
4, look at the shrimp intestine
The intestines are constantly and full, and the grayish yellow color indicates that the amount of feeding is moderate.
Third, check the feeding table after feeding
1. Five meals a day (recommended)
Before and during breeding: it is advisable to eat within 1 hour after feeding; in the later stage of breeding: it is advisable to eat within 0.5 hours after feeding.
2. Three meals a day
Before and during breeding: it is advisable to eat within 1.5 hours after feeding; in the later stage of breeding: it is advisable to eat within 1 hour after feeding.
3. Two meals a day
Early and middle stages of breeding: it is advisable to eat within 2 hours after feeding; late breeding: it is advisable to eat within 1.5 hours after feeding.
In short, in order to avoid too much residual bait, causing the deterioration of the pond bottom, producing toxic and harmful substances such as #ammonia nitrogen#, nitrite, hydrogen sulfide, etc., the amount of feeding at one time is not easy to be too much.
