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[First-line Case] What about prawn stress red body?

Release time:

2021-12-12


[First-line Case] What about prawn stress red body?

 

1. Case Details

Location:Ninghai County, Ningbo City, Zhejiang Province

Farming area:30 acres.

Breed species:Penaeus vannamei/clam clam/crab mixed pond

Water Quality Index: pH 8.0 ammonia nitrogen, nitrite normal

Description:After 4 days of low temperature continuous rainfall, the sky cleared and the temperature rose sharply. Dead shrimps were found by the pond in the morning, with egrets surrounding the pond. Symptoms: Shrimp red beard, liver atrophy, empty stomach, head breastnails very few white spots; water thin.

 

 

2. treatment scheme

First dayAt noon, 4 packs of diatom Wang (10kg) were soaked for 2 hours and then sprinkled. Beautiful bottom 1 bucket, the whole pond thrown.

After dark, 15 bottles of double yellow essence (1L) were splashed all over the pond.

The next day15 bottles of double yellow essence (1L), splashed all over the pond.

Third day, stress detoxification CE 10 packs, splashed all over the pond.

Follow-up with astragalus polysaccharide mix, two meals a day, a small number of times.

3. effect feedback

The next morning, the number of dead shrimps decreased, leaving only a few egrets on the pond.

In the afternoon, it can be clearly seen that the water body turns to yellow-green water, with high transparency and relatively fat water body.

On the morning of the fourth day, there was basically no dead shrimp.

 

 

4. case analysis

The prawn in this case is a stress red whisker, how to judge? The prawn is taken out from the pond and put in another water body, and the red whiskers disappear without breaking the whiskers, which is a stress red whisker.

Water and fertilizer, water stability, algae self-purification ability to make water fresh and clean, to avoid water quality indicators mutation. The living environment of shrimp is good, which is more conducive to the treatment of shrimp disease and the recovery of losses.