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Prevention and Control Methods and Key Technical Points for Fulminant Disease in Cultured Puffer Fish
[Symptoms of fulminant disease in puffer fish]The main symptoms of diseased puffer fish are congestion at the base of each fin and in the fin rays; in severe cases, the fin rays, upper and lower jaws, eyes, and the area from the base of the dorsal fin to the caudal fin all show severe congestion. Sometimes there is bleeding in the orbital cavity and exophthalmos (bulging eyes). In some cases the gills show varying degrees of decay with abundant mucus.
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Prevention and Control Methods and Technical Key Points for the "Huaban" Disease in Sea Cucumber Aquaculture
This disease is also called "sliding board disease", "board-shedding disease" and "disintegration disease". It mostly occurs when barrel-shaped larvae metamorphose into five-tentacle larvae and in juvenile sea cucumbers after the larvae attach to boards. It is one of the most serious and commonly occurring epidemic diseases in the late stage of sea cucumber (Apostichopus japonicus) seedling rearing. The disease is highly contagious and develops quickly
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Experience and Techniques for Raising Native Chickens in Mountain Greenhouse Farming
In recent years, farmers in mountainous areas have built chicken coops according to their own different conditions and local circumstances, raising different types of native chickens, and have achieved good social, ecological and economic benefits. The relevant techniques for raising native chickens in mountain greenhouses are introduced as follows: Site selection
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Technical Measures to Improve the Survival Rate in Meat Duck Farming
One, select good ducklings. To purchase ducklings, go to a breeder duck farm with good disease prevention work, where the breeder ducks are strictly vaccinated against fowl cholera, colibacillosis, duck plague, avian influenza, viral hepatitis and other diseases according to the immunization program, and the hatchery's disease prevention conditions meet national regulations.
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Technical Methods for Inducing Estrus in Meat Dog Breeding
The estrous cycle of adult female dogs is irregular. Affected by many factors such as season, environment, feed structure, and physical condition, female dogs generally produce one and a half to two litters per year. Mastering artificial estrus induction techniques can enable most female dogs to produce two to two and a half litters per year, and four to five litters of pups in two years.
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Autumn duck herding has its finer points: duck farmers need to master these techniques
Watching the duck shed. To make it easier to move the duck grazing site, a shed can be built from bamboo strips large enough to hold a simple bed, with a rain cloth over the outside. Brooding. Buy back ducklings about 40 days before the late rice harvest, spread soft rice straw on the indoor floor, and brood them in separate small pens, keeping the room temperature at 20°C-26°C.
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Methods for Pond Culture of Tubifex Worms and Key Points of Breeding Technology
For breeding premium aquatic products, feed is an important material foundation and restrictive factor, as it determines the success or failure of the cultured species and the level of economic benefit. Tubifex worms reproduce quickly and have high nutritional value (dry matter contains 62% crude protein, total essential amino acids reach 35%, nitrogen recovery rate reaches
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Key Management Techniques for Beekeeping in Late Autumn
Experienced beekeepers always treat late autumn management as the beginning of the beekeeping year. The main task of late autumn management is to lay the foundation for the colony's overwintering and the following early spring breeding, achieving more young bees, a strong colony, sufficient food, and fewer diseases. Management should focus on the following tasks
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A Detailed Guide to King Rat Snake Breeding Techniques and Management Methods
The king rat snake is one of the snake species with relatively large populations among wild snakes. Because of its fast growth, abundant meat, strong cold resistance, and large seasonal price differences, it is currently one of the main targets of development and utilization in China. But no wild animal can withstand unlimited predatory hunting.
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Detailed Explanation of Key Points of Sturgeon Cage Culture Technology
Recently, sturgeon farming in South China has shown a trend of gradual recovery and warming, especially in Hainan Province, China, where a large number of shrimp farmers have switched to sturgeon farming. Sturgeon farming models are diverse, and here we introduce a rapid grow-out technology for sturgeon in cages. Using cages to farm sturgeon has many advantages
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