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73 results about "Snakehead" patented technology

The snakeheads are members of the freshwater perciform fish family Channidae, native to parts of Africa and Asia. These elongated, predatory fish are distinguished by their long dorsal fins, large mouths, and shiny teeth. They breathe air with gills, which allows them to migrate short distances over land. They have suprabranchial organs, which are primitive forms of labyrinth organs, that develop when they grow older. The three extant genera are Channa and Aenigmachanna in Asia and Parachanna in Africa, consisting of more than 50 species.

Ecological and high-density snakehead breeding method

The invention relates to an ecological and high-density snakehead breeding method. The method comprises the steps that a cement breeding pond is built, a plurality of drainage holes are formed in the bottom of the breeding pond, a plurality of cultivation tanks are formed nearby the breeding pond, cultivation media are scattered and laid in the cultivation tanks, snakehead fry are fed in the pond from early September to the beginning of October after the pond is filled with water, meanwhile, vegetable seeds are sown, after the snakehead fry are fed, water in the breeding pond is changed once every six to seven days in spring and autumn, water in the breeding pond is changed once every 15 to 17 days in summer and winter, and changed water is used for watering cultivated vegetables. Snakehead breeding and vegetable planting are combined, an environment-friendly, pollution-free, ecological and healthy breeding system is achieved, the water in the breeding pond is changed periodically, it is guaranteed that snakehead has a good living environment, changed dirty water is used for watering the vegetables in the cultivation tanks, natural resources are fully utilized, no fertilizer needs to be applied in the vegetable cultivation process, and the green, organic and pollution-free vegetates are cultivated, and are more suitable for being eaten by consumers.
Owner:阜阳市王冰生态农业科技有限公司

Method for reproducing snakehead fishes by using artificial insemination and hatching barrel

The invention belongs to the technical field of fish reproduction and discloses a method for reproducing snakehead fishes by using artificial insemination and a hatching barrel. The method comprises the following steps: temporarily rearing selected parent fishes in a cement pond at the water temperature of 25-26 DEG C and performing spawning induction; in the cement pond at the water temperature of 28-29 DEG C, after the effect time, carrying out inspection and ore squeezing once every 2 h, three times in total; temporarily rearing parent fishes after ore squeezing, preventing inflammation with a penicillin agent to keep the survival rate of female parent fishes at 75% or above; taking testes from male fishes, and grinding the testes in a sperm preservation solution in a separated manner with a metal net; and before fertilization, activating sperm in the sperm preservation solution, then pouring ores for fertilization, hatching the ores in the hatching barrel after leaving the ores tostand for more than 2 h, and inflating the hatching barrel; taking out fertilized ores after hatching the ores in the barrel for 2 days, and performing fry culture after yolk sacs are absorbed 1-2 days later. The method significantly the utilization rate of female parent fishes and the survival rate of the female parent fishes after spawning, reduces field occupation and increases the fry hatchingsuccess rate.
Owner:PEARL RIVER FISHERY RES INST CHINESE ACAD OF FISHERY SCI

Making method and slicing apparatus of snakehead dumpling wrapper

The invention provides a making method and slicing apparatus of a snakehead dumpling wrapper, and belongs to the technical field of dumpling wrapper making. The making method of the snakehead dumplingwrapper comprises the steps of ingredient preparation, snakehead pretreatment, snakehead slicing and the like. According to the making method, a dumpling filling and an ingredient for blending and stirring the snakehead dumpling wrapper are made; snakehead is pretreated, namely scaling is performed firstly, then gills are removed, then laparotomizing is performed, the fish head of the snakehead is cut off, fish bones are removed, and meanwhile, the snakehead is divided into two parts along dorsal fins; the snakehead is sliced, namely slicing equipment is disinfected before slicing, and half of the snakehead is cut into slices by the slicing equipment; kneading is performed, namely the cut slices is put into a vessel, and egg white is added for kneading; and stirring is performed, namely the ingredient for blending and stirring the snakehead dumpling wrapper in the step S1 is added into the vessel, and stirring is performed. According to the making method, a way of making the dumplingwrapper with snakehead as a raw material is used, so that the diversity of dumpling wrapper materials is improved, and the problem that dumpling wrappers are single in variety is solved.
Owner:张学志

Fry feed for improving survival rate of snakeheads

The invention mainly relates to the technical field of feed processing, and discloses a fry feed for improving the survival rate of snakeheads. The feed is prepared from the following raw materials: corn flour, wheat middling, black bean meal, blood powder, fish meal, shrimp meal, chicken powder, beef powder, fruit-vegetable powder, an additive, bacillus natto and lactobacillus. The raw materialsare rich and balanced in nutrients, so that the digestive absorption of snakehead fry is promoted, and the survival rate of the fry reaches 91.6%, and a feed conversion ratio is 1.21, and the breedingefficiency of snakeheads is obviously improved. The feed is inoculated with the bacillus natto, and a wet feed is subjected to natto fermentation so as to generate rich enzyme substances, promote thedigestive absorption of the fry, improve the metabolism of the fry, and accelerate growth and development. After the natto fermentation, the blood powder, the fish meal, the shrimp powder, the chicken powder, the beef powder and the fruit-vegetable powder are added to the feed, and the obtained feed is inoculated with the lactobacillus and subjected to low-temperature fermentation so as to reducethe pH value of the raw materials, facilitate the gastrointestinal functions of the fry, generate a large amount of micromolecular nutrients and fragrance components, promote digestive absorption, enhance the organ functions of the fry, and improve the survival rate of the fry.
Owner:安徽省家牧动物营养科技有限公司

Immunity enhancing agent for resisting parasitic diseases of snakehead as well as preparation method and application thereof

InactiveCN109007452AImprove immune functionEnhance anti-parasitic abilityClimate change adaptationAnimal feeding stuffTrichodinaAquatic animal
The invention belongs to the field of aquatic animal breeding feed additives, and particularly relates to an immunity enhancing agent for resisting parasitic diseases of a snakehead as well as a preparation method and application thereof. The immunity enhancing agent for resisting the parasitic diseases is prepared by fermenting an immunity enhancing composition and fermentation bacteria powder; and the immunity enhancing composition comprises the following components: sulfur, areca-nut, cortex meliae, fructus gleditsiae, radix aucklandiae, licorice roots, cyrtomium rhizome, fried dry ginger,radix aconiti lateralis preparata, herba cistanche, radix astragali, radix codcnopsitis pilosulas, red peppers and hawthorn, the fermentation bacteria powder comprises lactobacillus acidophilus powder, bifidobacterium powder and saccharomycetes powder. The immunity enhancing agent for resisting the parasitic diseases can effectively expel and kill variousparasitesof costia necatrix, trichodina, chilodonella cyprini, coccidium, myxosporea and various the likeparasites inside and outside the snakehead bodies, can improve the immunity and the parasitic disease of the snakehead, and can increase the culture economic benefit.
Owner:HENAN UNIV OF SCI & TECH

Production method of snakehead fillets

The invention discloses a production method of snakehead fillets. The production method comprises the following steps of Step 101) live snakehead acceptance inspection; Step 102) bloodletting; Step 103) slaughtering; Step 104) snakehead strip cutting and trimming; Step 105) snakehead fillet slicing and soaking; Step 106) pickling; and Step 107) quick freezing, wherein the Step 101) live snakeheadacceptance inspection comprises the following specific steps of selecting fresh live snakeheads which have healthy snakehead bodies, can lively swim and have due body colors, no malformation and no skin erosion phenomenon, and putting the selected snakeheads into a temporary raising pond for temporary raising. A water circulation device and an oxygenation pump are arranged in the temporary raisingpond; the water circulation device comprises a water pump and a plurality of water outlet pipes; the water pump is positioned in the temporary raising pond; the water outlet pipes are arranged at theside edge of the temporary raising pond and connected with the water pump; after the water in the temporary raising pond is sprayed out from the water outlet pipes under the effect of the water pump,the water in the temporary raising pond is in a flowing state; and the water in the temporary raising pond is electrochemistry water for fishing. The snakehead fillets produced by the production method have the advantages of good color and luster, no fishy smell and good taste.
Owner:通威(成都)水产食品有限公司

Preparation method for snakehead soup with mung beans

Provided is a preparation method for a snakehead soup with mung beans. The invention relates to the field of food processing. The preparation method comprises the following steps: pretreating raw materials, processing mung beans, stir-frying a snakehead, preparing a snakehead soup, and preparing the snakehead soup with mung beans. The snakehead soup with mung beans is made of the mung beans and the snakehead as the main ingredients, which has the effects of heat clearing, detoxification, and summer cooling, and is good for people who have a bad liver and high serum lipids. The snakehead is rich in protein, vitamin A, B vitamins, calcium, magnesium, zinc, selenium and other nutrients, and has the effects of tonifying heart and nourishing yin, clearing kidney water, excreting dampness, removing heat and detoxifying. The snakehead soup with mung beans is prepared from the mung beans and snakehead as the main ingredients and an appropriate amount of auxiliaries, which makes the final snakehead soup with mung beans have the characteristics of clearing summer heat and generating body fluid, clearing heat and detoxifying, activating blood and eliminating phlegm, nourishing the lung and stomach, and relieving dyspepsia. The raw materials of the snakehead soup with mung beans are the common ingredients selected from the market and the snakehead soup with mung beans has the advantages of being simple and easy in processing method, convenient to eat and low in cost.
Owner:周丽

A kind of method that utilizes artificial insemination and incubating tank to carry out the breeding method of snakehead family fish

The invention belongs to the technical field of fish reproduction, and discloses a method for breeding Channaidae fish by using artificial insemination and hatching tanks. Selected broodstock are temporarily raised in a cement pond with a water temperature of 25-26°C, and induced labor is carried out; In a cement tank with a water temperature of 28-29°C, after the effect time is reached, check the egg squeeze every 2 hours, and perform a total of 3 times; after the egg squeeze, the broodstock is kept temporarily, and penicillin is used to prevent inflammation, and the female broodstock survives more than 75% ; The male fish takes the testis, and grinds it with a metal mesh in the sperm preservation solution; before fertilization, the sperm in the sperm preservation solution is activated with water, and then poured into the eggs for fertilization. The eggs are fertilized and left to stand for more than 2 hours, then hatched in the hatching bucket, and the hatching bucket is inflated; the fertilized eggs are hatched in the bucket for 2 days to produce membranes, and after another 1-2 days, the yolk sac is completely absorbed, and the seedlings are cultivated. The invention significantly improves the utilization rate of male broodstock and the postpartum survival rate of female broodstock, reduces site occupation and improves the success rate of seed hatching.
Owner:PEARL RIVER FISHERY RES INST CHINESE ACAD OF FISHERY SCI
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