What should I do if my grass carp doesn’t eat? Analysis of popular breeding issues on the entire network in 10 days
Recently, multiple aquaculture forums and social platforms have appeared on helping "grass carp does not eat", which has triggered widespread discussion among farmers. This article combines hot data on the entire network for nearly 10 days and suggestions from aquaculture experts to provide you with structured solutions.
1. Analysis of the heat of grass carp refusal to eat on the entire network (in the past 10 days)
| platform | Related topics | Core concerns |
|---|---|---|
| Tik Tok | 12,000 | Changes in water temperature lead to food refusal |
| Baidu Post Bar | 860 posts | Identification of moldy feed |
| WeChat video account | 430 items | Parasite control |
| Professional Breeding Forum | 370 posts | Abnormal water quality parameters |
2. Six reasons and solutions for grass carp refusal to eat
1. Environmental factors
| index | Normal range | Abnormal performance |
|---|---|---|
| Water temperature | 20-28℃ | Loss of appetite below 15℃ |
| Dissolved oxygen | ≥5mg/L | ＜3mg/L stop feeding |
| pH value | 7.5-8.5 | ＜6.5 or ＞9.5 Reject food |
2. Feed problem
Many recent cases have shown that moldy feed (especially aflatoxin exceeds the standard) is the main cause of concentrated refusal to eat. suggestion:
3. Parasite infection
| Parasite Types | symptom | Treatment options |
|---|---|---|
| Ringworm | Swelling of gill filaments | 0.3ppm Dibaiwan Medicine Bath |
| Three generations of insects | Increased mucus on the body | Soak 5% salt water for 10 minutes |
4. Bacterial Diseases
Recently, there are multiple enteritis diseases in South China, and the symptoms include:
5. Stress Response
Heavy rain, excessive water change, etc., causing stress refusal. It is recommended:
6. Reproductive period impact
May-June is the breeding period of grass carp, and sexually mature individuals may appear:
3. Top 3 valid food promotion techniques for verification across the entire network
| method | Use ratio | Effective time |
|---|---|---|
| Fermented feed | Replace 30% of conventional feed | 2-3 days |
| Sprinkle brown sugar water | 2kg/mu water surface | 12 hours |
| Lactobacillus mixture | 0.5% added amount | 3-5 days |
4. Experts’ special reminder
Recent monitoring shows that abnormal weather has occurred in multiple breeding areas in the Yangtze River Basin. It is recommended:
Through the above structured analysis, it can be seen that grass carp refusal to eat requires multiple dimensions such as environment, pathology, and management. It is recommended that farmers establish breeding logs to record daily feeding volume, water quality data and fish status to facilitate timely discovery of problems. If you continue to refuse food for more than 5 days, you need to contact the local aquatic technology promotion station for professional testing.
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