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How to prevent and treat filamentous bacterial disease in prawns? Methods farmers must see
(1) Pathogen The pathogens are Leucothrix mucor, Thiothrix (TAiothrix) and Flexibacter, etc. Leucothrix is filamentous, unbranched, slightly thicker at the base and slightly narrower at the tip, with a length of 5-500 microns or more. It reproduces by conidia and develops into new bacterial cells.
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Symptom Identification and Prevention Methods for Mold Disease in Sea Cucumber Aquaculture
April to August is the peak period for mold disease. Both juvenile and adult sea cucumbers can be affected, but this disease has not been observed during the nursery stage. No cases of mass mortality of sea cucumbers caused by mold disease have been found so far. The typical external symptoms are edema of the body or rotting of the epidermis. Affected individuals with edema are
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Methods for the Prevention and Control of Fish Diseases in Rainbow Trout (Oncorhynchus mykiss) Reared in Brackish Water
Rainbow trout (Oncorhynchus mykiss) is a cold-water, euryhaline fish, noted for its delicious flesh and rich nutrition, with high economic value, and is one of the world's fine aquaculture species. Jingtai County is one of the most arid areas in central Gansu Province, lacking freshwater resources, but it has a certain flow
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Feeding Methods for Crocodiles in the Pre-Breeding Period of Commercial Breeding
Through the above investigation of diseases, a certain degree of impressionistic diagnostic basis can be provided for the occurrence and epidemic situation of diseases, but a definitive diagnosis still requires a series of comprehensive diagnostic methods and techniques. Clinical symptom examinations of the group (individual) should also be carried out. (1) Mental state
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Technical Points and Methods for Raising Free-Range Chickens Under Forest Canopies
Woodland Selection The woodland for raising free-range chickens should be spacious and open, with a certain slope, but not too steep, with lush grass, convenient transportation, and access to drinking water for the chickens. The stocking density per mu of land should not exceed 100 birds. Chicken Coop Construction The chicken coop should be built close to the grazing area,
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Small-tailed Han sheep rearing methods and key technical points by solar term
Spring solar term rearing Beginning of Spring: After Beginning of Spring is the best period for lambing, so mating should be done around November of the previous year; sheds, equipment, etc. should be disinfected once; daily supplemental concentrate: lambs 200 grams, ewes 250 grams, rams 600 grams, pregnant ewes appropriately more; pay attention to keeping warm, grazing should be late out and early back.
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Farming Methods to Make Dairy Cows Produce More Milk in Early Spring
1. Maintain a suitable temperature. The critical temperature for milk production in dairy cows is 20°C. Apart from raising cattle in a warm barn, reaching this temperature in early spring is very difficult, but at the very least the barn temperature should be kept at 10°C. 2. Provide sufficient dietary nutrition. On the basis of feeding enough hay or silage, you should
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How to treat bronchopneumonia in meat donkeys?
Bronchopneumonia is also called lobular pneumonia. It occurs frequently in all kinds of livestock, and is even more common in young and old animals. Clinically, it is characterized by a remittent fever pattern, increased respiratory rate, and crepitant rales on auscultation. [Causes] When hunger, overwork, cold stimulation, or inhalation
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What disinfection methods are used when raising Tibetan Mastiffs?
When raising Tibetan Mastiffs, the focus throughout the year is on preventing disease before it occurs, treating disease early, and disinfecting. According to different disinfection targets, choose different disinfectants and different disinfection methods to comprehensively improve the disinfection effect. 1. A dog breeding farm should establish a strict disinfection system. The site and kennels should be
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Practical and clever methods for trapping farmed rice field eels in winter
The winter market price of rice field eels is several times that of summer, so now is exactly the best time to bring rice field eels to market. Catching rice field eels in winter is very difficult. The vast majority of farmers catch eels by digging mud from the whole pond to take the eels, a method that is very labor-intensive, easily damages the eels
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