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Fish Farming: Suitable Dosages of Medication for Several Fish Species
The dosage must not be too high, otherwise it may cause phytotoxicity to the cultured species. In particular, fish such as freshwater pomfret (piaractus brachypomus) and mandarin fish are sensitive to certain medications, and improper use can easily cause death. 1. Freshwater pomfret. Freshwater pomfret is most sensitive to organophosphorus pesticides. Therefore, the use of medications such as trichlorfon and dichlorvos is prohibited. 2. Mandarin fish. Mandarin fish is relatively sensitive to medications such as trichlorfon and copper chloride. When the concentration of trichlorfon is above 0.2 ml/L, or the concentration of copper chloride is above 0.7 mg/L, it can cause poisoning and death in mandarin fish. Therefore, it is necessary to master
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What is the most suitable temperature and humidity inside a snake enclosure?
Snakes are ectothermic animals, and changes in temperature greatly affect their growth and activity. Therefore, controlling the temperature and humidity inside a snake enclosure within the range suitable for snake growth and activity is another key issue in artificial snake farming. Generally, a temperature of 20-30°C is most suitable for the growth and reproduction of snakes. If it falls below 10-13°C, snakes curl up and become inactive; if in an environment above 40°C or below 0°C, weak and thin snakes will die in large numbers. So, in the process of artificially raising snakes, special attention must be paid to the outside
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Is honeysuckle suitable for growing in mountainous areas?
Honeysuckle, also known as Japanese honeysuckle flower or erhua, is a perennial vine whose flowers, leaves, stems and roots can all be used as medicine. In hilly and mountainous areas, growing honeysuckle on barren hills, hillsides and marginal land can both green the barren hills and wild ridges and bring relatively high economic returns. Honeysuckle has the functions of clearing heat and detoxifying, cooling the blood and resolving stasis, and can mainly treat externally contracted wind-heat, sores and ulcers with viral infection, red swelling with heat and pain, the early stage of warm disease, and bloody pus in the stool. Honeysuckle also contains a variety of trace elements essential to the human body, as well as enzyme acids beneficial to human health, and has a certain effect on anti-aging, cancer prevention and keeping the body light and fit.
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Recommended meat snake species: These meat snakes are suitable for breeding
Did you know how many species of snakes exist in our country? According to statistics, there are as many as 173 species of snakes in China, of which 48 are venomous and the rest are non-venomous. Meat snakes refer to non-venomous snakes that are large in size, grow quickly, and are commonly eaten or used medicinally. To help snake farmers become familiar with and understand their living and production performance, the following introduces several meat snake species that are large in size, grow quickly, develop well, lay many eggs (or give birth to many young), have tender meat, and offer good breeding returns. The black-browed ratsnake is commonly known as the home snake, yellow long worm, cauliflower snake, three-stripe line, broad snake, etc. Adult snakes are about 1
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Jintong 6, a Superior Yellow Peach Cultivar Suitable for Canning
Jintong 6: Native to the United States. A mid-season cultivar, with an average single fruit weight of 160 g. The fruit is nearly round with a round apex, and the skin has a dark red blush. The flesh is orange-yellow, fine and firm, with a balanced sweet-tart flavor. It is non-melting, clingstone, and highly productive. Processing loss for canning is 1:0.923, and it is resistant to overcooking. A mid-early ripening cultivar with excellent processing adaptability. Ripening period is early to mid-August.
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What temperature requirements does soybean growth have? Detailed explanation of the suitable temperature range
Soybean is a warm-season crop and has different temperature requirements at each growth and development stage. First, seed germination is very sensitive to temperature: the minimum germination temperature is 6°C, emergence is 8-10°C, and seedlings suffer slight frost damage at a low temperature of -4°C. Throughout the growth period, the optimum growth temperature for soybean is a daily average temperature of 20-25°C, among which the optimum growth temperature for seedlings is 20-21°C, the flower bud differentiation stage is 21-23°C, the flowering stage is 22-25°C, the pod-setting and seed-filling stage is 21-23°C, and the maturation stage is 19-
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Which dog breeds are not suitable for home breeding
Among the many pet dogs, some breeds are very prone to dystocia (difficult birth) when breeding. The more purebred the dog, the greater the chance of dystocia; small breeds such as the Poodle, Dachshund, Shih Tzu, Spanish Spaniel, and Chihuahua are especially prone to dystocia. Because these dogs have been artificially modified, their bones have become smaller and their pelvic cavity narrower, so dystocia is relatively easy to occur. In addition, some dogs such as the English Bulldog and the Italian Mastiff (Neapolitan Mastiff) also frequently experience dystocia because their heads are relatively large. Home-kept dogs are prone to dystocia
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Full-film double-ridge furrow sowing cultivation technique for potato, suitable for arid regions
The full-film double-ridge furrow sowing cultivation technique for potato is a drought-resistant planting technique suitable for the arid and semi-arid regions of northern China, achieved by forming large and small ridges according to belt width and implementing full-ground coverage, integrating moisture conservation, rainwater harvesting, warming and yield increase. Its main advantages are: (1) By fully covering the large and small ridges with plastic film, all rainfall during the potato growing period is fully collected; in particular, the tiny rainfall of about 5 mm in spring is gathered through the film surface into the rainwater harvesting furrows, effectively solving the problem of sowing being seriously affected by spring drought in dryland farming areas, thereby ensuring normal emergence of potatoes;
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What is orange juice cod liver oil? Characteristics and suitable groups
Cod liver oil is a traditional medical and nutritional health product, with a good reputation among urban and rural people and a certain market both domestically and internationally. In recent years, with the development of the beverage industry and the improvement of consumption levels, orange juice beverages have become increasingly popular, and their consumption has continued to increase. Under these circumstances, a product combining cod liver oil and orange juice was developed - orange juice cod liver oil. Orange juice cod liver oil not only relieves heat and quenches thirst, allowing people to taste the unique flavor of orange juice beverages, but also provides the vitamin A and vitamin D essential to the human body
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Can 5 is a fine yellow peach variety suitable for canning
Can 5: Bred in Japan, a famous old canning variety. Mid-season cultivar, single fruit weight 107 g, fruit round, relatively symmetrical, fruit apex slightly concave or flat, skin golden yellow, with more red blush on the sun-facing side, skin not easy to peel. Flesh orange-yellow, fine texture, strong toughness, little juice, non-melting, sweet-tart flavor, clingstone, ripening period late July.
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