Introduction of famous products-Ding Fish year
Ding fish year, also known as bearded fish year, is distributed in China's only Ertix River system and Ulungu River system that flows into the Arctic Ocean. Because the body color soon turns black after fishing, it is known as "black fish". Ding fish is a benthic fish, which likes to live in the still water of silt sediment with many water plants, has a strong ability to adapt to the change of oxygen content in water, can live in the waters that common carp and crucian carp cannot bear, often nocturnal activity, strong cold tolerance in winter, and can bury the body in the mud in a dormant state. It is omnivorous and feeds on decaying plant residues and aquatic insect larvae. It also likes artificial feed such as bean cake, fish meal and rapeseed cake (meal). It is slow to eat and easy to domesticate. It grows slowly in the wild. The body weight of 2-year-old fish is 187 g and that of 3-year-old fish is 296 g. However, according to the results of 70 days of feeding 2-year-old fish in artificial ponds, it can grow to 420 Mel and 535 g. The age of sexual maturity of the fish is 3mi 4 years old, and the male fish is earlier than the female fish. The spawning period is from late May to June in Altay. The number of eggs is more than 300000, the eggs are small and attached to aquatic plants.
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Incidence and emergency treatment of inferior eel after being put into eel pond or cage
(1) incidence: after the inferior eel was put into the eel box or eel pond, the disease occurred in 2 to 7 days, and a large number of eels died in 12 days. The combination of Chinese herbal medicine and chemical fishery medicine should be used to control the infection. (2) Emergency treatment: ① searches for and removes floating head eel, exposed eel and dead eel 2 times every day; ② changes water once every morning and thoroughly clears the dead eel; ③ searches for and removes sick eel on aquatic plants once or twice every night with electric light.
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How to disinfect rabbit farm in late spring and summer
Late spring and early summer is the time when germs and viruses begin to multiply in large numbers. Therefore, the disinfection of rabbit farm should be put in an important position. For this reason, the disinfection techniques of rabbit farms in early summer are introduced as follows: first, rabbit houses are disinfected once a week. Before disinfection, the remaining feed, bedding grass and their dirt should be thoroughly removed, washed with clean water, and disinfected after drying. The disinfectant can be disinfected with 2% caustic soda solution, etc., and can also be sterilized with a blowtorch or firewood burning flame, which is very effective in killing eggs and parasites. Second, disinfect every tableware
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