-
Key Technical Points for Overwintering Management in Enclosed-Gully Rana Frog Farming
Rana frogs have the habit of hibernating and overwintering underwater. From late September each year to mid-to-late April of the following year, a period as long as 6 months, overwintering management in artificial enclosed-gully frog farming means, according to the living characteristics and needs of Rana frogs during this period, artificially selecting and creating suitable overwintering sites and water environments,
-
Five Key Points You Must Master for Toad Farming
The toad is commonly known as the warty toad (lai ha ma). In recent years, as the ecological environment has deteriorated and wild resources have sharply declined, artificial toad farming has become imperative. The artificial farming method for toads is relatively simple; abandoned ponds and ditches, courtyard vegetable gardens, riverside flats or open fields can be used for rearing.
-
Key Technical Points for Overwintering Management in Bullfrog Farming
The bullfrog is a poikilothermic animal, and begins hibernation when the water temperature drops to 6-12 degrees. The following points should be noted in hibernation period management. 1. Prevent cold damage. Bullfrogs hibernate in two ways: lurking at the bottom of the water and in the ground. During the overwintering period, a 2 cm water layer must be maintained in the frog pond, and a cold-proof shed should be built over the water surface with branches or straw.
-
What are the key points of golden apple snail farming technology?
The scientific name of the golden apple snail is Pomacea canaliculata; it resembles an apple in appearance, so it is also called the apple snail. It originated in the Amazon River basin of South America and was introduced to Guangdong Province in China for farming in the early 1980s. The golden apple snail is a delicious delicacy on family and restaurant tables. The key points of golden apple snail farming are introduced below. 1.
-
Analysis of the Efficient Integrated Farming Model of Fish Rearing in Lotus Root Fields
I. Field Construction The area of the lotus root field should preferably be 1-2 mu, generally 1-1.2 m deep; around the field, culture trenches are dug, 1.5-2.0 m wide and 0.8-1.0 m deep, with the inlet and outlet opened at diagonal corners, so as to keep the field water clean and prevent the accumulation of toxic substances from harming the fish; apply per mu
-
Key Technical Points for Artificial Incubation and Farming Management of Paddlefish
Paddlefish (Polyodon spathula) is a large freshwater economic fish native to North America. Due to its unique body shape and flat, elongated snout, it can also serve as a valuable ornamental fish. When polycultured in ponds, it can both regulate the farming environment and improve water quality, while also yielding relatively
-
Technical key points for polyculturing silver and bighead carp in snakehead farming
I. Pond clearing, preparation and disinfection The pond area for polyculturing silver and bighead carp with snakehead is preferably 6-8 mu. If the area is too small, water quality tends to deteriorate easily, and during the main summer period, high-temperature seasons easily trigger disease. If the area is too large, production input is high, and management is inconvenient. The pond water depth should be about 2 m, with no or little bottom mud left. Weeds around the pond must be cleared, and the pond embankments must be tamped and reinforced to prevent seepage and leakage. 20 days before stocking fingerlings, use quicklime to thoroughly clear the pond at 100-150 kg per mu. After 10 days, use bleaching powder (effective chlorine content 30%) to clear the pond once more at 5-7 kg per mu. After one week, water can be added and fingerlings stocked.
-
What to Pay Attention to for High-Yield Crucian Carp Farming
To achieve high yield and high efficiency in pond-based main culture of crucian carp, farming technology is the key. During the farming process, attention should be paid to the following aspects. 1. Distinguish the quality of fingerlings. When purchasing crucian carp fingerlings, farmers should distinguish inferior from superior based on the biological characteristics of the variety, and purchase high-quality fingerlings for stocking. This is the foundation for high yield of crucian carp.
-
Catfish farming tips to increase production: master these for higher yields
Catfish is a tropical fish, large in size, with plenty of meat and few bones, and its taste resembles that of river eel, hence the name "eight-whisker catfish eel." It also has excellent traits such as fast growth, a wide feeding range, and few diseases, making it a superior freshwater fish species. However, its drawback is poor cold tolerance: when the water temperature drops below 7°C
-
Sharing Experience on Four-Season Management of Snake Farms
Snakes are cold-blooded animals, and their body temperature changes with the rise and fall of the environmental temperature. Good management of a snake farm can ensure the normal growth and reproduction of snakes and improve the yield and quality of the snakes. Spring management. For breeding purposes, snakes are generally best introduced in spring, as there is no need to worry about the weather being too cold or too hot during transport, and the egg-laying period also falls at this time. Before introducing snakes into the snake farm, the site should be cleaned in advance, and cleaning and disinfection work should be done well. Snakes that have just emerged from hibernation basically do not eat for the first 2 to 3 weeks. They begin to eat a small amount of food in April, and their food intake increases greatly in May. Sufficient and hygienic feed should be provided regularly, and the snake farm should have clean drinking water. At the same time, snake farmers should frequently observe the snakes' activities and promptly record the snakes' predation, drinking, shedding, mate seeking, mating, reproduction, pests and diseases, and death. Summer management. Summer is the main mating and breeding season for snakes, and also the peak season for predation, activity, and growth. Female snakes should be well cared for, snake eggs should be collected in time, and preparations for reproduction and incubation should be made well. Female snakes and male snakes should be separated and kept individually, and the food supply should be sufficient and diverse. Female snakes that lay eggs should be carefully observed, snake eggs should be collected attentively, and the work of artificially incubating young snakes should be done well. During the intense heat of midsummer, cooling work for the snake nests should be done well. The snake farm should have clean drinking water, and feces should be cleaned up in time. Autumn management. Autumn is the peak predation season for snakes, so the feed supplied to snakes in autumn should be of high quality and large quantity, so that the snakes can store a large amount of fat in their bodies for overwintering and for the physical consumption during the emergence period the following year. At this time, individual snakes with small food intake should be manually force-fed so that they can safely pass the winter. Because wild snakes have a large predation volume in autumn and often come out of their holes to forage, this is also a good time to catch breeding snakes. Winter management. Winter is a key season for artificial breeding and is related to whether the snakes can safely overwinter. In particular, snakes from which venom is extracted before overwintering or snakes with weaker constitutions need even stronger management during the overwintering period. Before overwintering, the snakes should be allowed to eat their fill and drink enough, and the feed should be of high quality, large quantity, and diverse, so that they can accumulate enough fat to meet the needs of overwintering. During the overwintering period, snakes should be kept at an appropriate temperature (young snakes overwintering require an indoor temperature of 2°C to 6°C), and it is strictly necessary to prevent the indoor temperature from fluctuating between high and low, so as not to cause young snakes to wake up during hibernation, which is detrimental to overwintering. In winter, the temperature and humidity of the snake farm should be checked regularly. The snake overwintering pond should be covered with plastic film, and when the temperature rises, the plastic film should be opened so that the snakes can come out of their holes and move in the snake farm where there is sufficient sunlight. Sick snakes should be isolated or killed in time to prevent infection of the whole group. Because snakes are particularly concentrated during overwintering, infectious diseases are likely to spread and cause great harm.
条件筛选