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How to Judge Chicken Diseases from Laying Hen Egg Production and Egg Changes
Illness Can Also Be Seen in Eggs: How to Judge Chicken Diseases from Laying Hen Egg Production
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May temperature changes cause water quality fluctuations, how to do a good job in fish pond management
Temperature changes cause water quality changes, how to do a good job in fish pond management work in May
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Temperature changes and disease prevention: safety management points for raising rabbits in autumn
Temperature changes and disease prevention: safety management points for raising rabbits in autumn
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Detailed picture guide to the silkworm's growth process, with the changes at each stage clear at a glance
Detailed picture guide to the silkworm's growth process
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A detailed explanation of the silkworm growth process: changes at each stage at a glance
The silkworm growth process
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Six management measures for raising rabbits in autumn in line with seasonal changes
Rabbit raising should change with the seasons: six management measures for raising rabbits in autumn
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High summer temperatures cause metabolic changes in laying hens, how to ensure egg production
Metabolic changes in laying hens under high temperatures, how to ensure laying hen production in summer
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What Changes Occur After a Dog Is Spayed or Neutered
After surgery, a male dog is no longer interested in females in heat, no longer barks at things in the distance, becomes much gentler in temperament, and grows closer to its owner. (The same is true for female dogs.) It can also prevent prostate diseases that older dogs are prone to. After surgery, a female dog no longer comes into heat, so she no longer discharges menstrual blood, making indoor keeping easier as well. In addition, she is less prone to uterine or mammary gland diseases.
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What are the pathological changes of aflatoxin poisoning in pigs?
In acute cases, anemia and hemorrhage occur, with massive bleeding in the thoracic and abdominal cavities, and petechial spots often on the serous membrane surfaces. Hemorrhage occurs in the subcutaneous muscles in front of the thigh and under the scapula. The liver is enlarged with bleeding points. In the part of the liver adjacent to the serous membrane there are pinpoint or ecchymotic hemorrhages, obvious hemorrhages are common on the epicardium and endocardium, and hemorrhages are often present throughout the body muscles. In chronic cases, there is proliferation and sclerosis of the liver bile ducts, yellow fatty degeneration of the liver, white spots or necrotic lesions on the liver surface, and effusion in the thoracic and abdominal cavities. The renal cavity is pale and swollen. The systemic lymph nodes are congested and edematous.
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Weather changes trigger acute dehydration and death in rabbits, requiring vigilance
In August 2007, an acute intestinal infectious disease characterized by severe diarrhea, dehydration and rapid death occurred in the breeding rabbit flock of a rex rabbit farm. The incidence rate was about 60%, and the mortality rate reached 40%. Based on epidemiology, clinical symptoms and pathological changes, combined with laboratory testing, it was finally diagnosed as Tyzzer's disease in rex rabbits. The relevant situation is reported as follows. I. Onset process: A rabbit farm raised 1000 rex rabbits, of which more than 200 were breeding rabbits. In early August, after 5 consecutive days of local rain and with the temperature exceeding 3
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