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44results about How to "Improve hatching survival rate" patented technology

Incubation and cultivation methods of agkistrodon acutus

The invention relates to incubation and cultivation methods of agkistrodon acutus. An incubation method comprises the following steps of: egg selection and incubation, wherein the incubation comprises the following technical points of: a, controlling the incubation temperature to be 26-30 DEG C; b, controlling the relative incubation humidity to be 88-96 percent; c, incubating for about 23 days; and d, checking eggs timely, and processing mucid eggs: checking the eggs through lighting once a day to see whether mildew or fertilization occurs or not, and processing timely so as to avoid affecting other eggs. A cultivation method comprises the following steps of: feeding of the eggs, overwinter cultivation of the of agkistrodon acutus, and feeding and management of the of agkistrodon acutus. The incubation and cultivation methods of the agkistrodon acutus have high snakelet incubation survival rate, and fast agkistrodon acutus growth, and are suitable for large-scale artificial breeding.
Owner:YONGZHOU CITY STRANGE SNAKE SCI & TECH IND

Artificial propagation method for squaliobarbus curriculus

The invention discloses an artificial propagation method for squaliobarbus curriculus, which comprises the following steps: 1, putting the squaliobarbus curriculus into a processed farming pool, feeding artificial diet in combination with green fodder, wherein the squaliobarbus curriculus includes male squaliobarbus curriculus parent fish and female squaliobarbus curriculus parent fish; in the mid-to-late May, respectively injecting artificial oxytocic into the squaliobarbus curriculus parent fish and the female squaliobarbus curriculus parent fish for hastening parturition; and 3, allowing roes and male sperms to be subjected to artificial insemination, then moving fertilized eggs into a 5 percent normal saline for mixing, immersing in yellow mud water and cleaning for 3-5 times for debonding, and putting the fertilized eggs into an incubation cylinder or a concrete incubation ring for water incubation. According to the invention, the artificial oxytocic is adopted for hastening parturition, so that the fertility of the squaliobarbus curriculus is effectively improved, and as artificial insemination and artificial propagation way is adopted, the fertility rate and the survival rate of incubation of the fertilized eggs are both improved.
Owner:JURONG JURONG RESERVOIR ADMINISTRATION OFFICE

Germ cell hatching method in Micropterus salmoides early breeding process

The invention belongs to the fish breeding field, and specifically relates to a germ cell hatching method in a Micropterus salmoides early breeding process; the hatching method comprises the following steps: setting up a hatching greenhouse, wherein the hatching greenhouse comprises a hatching pond and a greenhouse body arranged on the hatching pond; placing an artificial fish nest attached with germ cells into the hatching pond; setting up a temperature control system in the hatching greenhouse; controlling the hatching pond water temperature to be at 25-28 DEG C. Furthermore, setting up a matching hatching water filter system on the hatching pond upper stream, and setting up a water discharge structure on the hatching pond downstream. Test shows, by setting up the temperature control system in the hatching pond and controlling the hatching pond water temperature to be at 25-28 DEG C, the Micropterus salmoides germ cells can be effectively prevented from getting saprolegniasis, thus greatly improving hatching survival rate of the germ cells. The hatching water filter system can ensure the hatching water quality and prevent hostile organisms from entering the hatching pond; the water discharge structure can be used for replacing water for the hatching pond, or applied in water flow operations.
Owner:安徽长江渔歌渔业股份有限公司

Soft-shelled turtle egg artificial incubation method

The invention relates to the technical field of aquaculture, in particular to a soft-shelled turtle egg artificial incubation method. The method comprises the steps of selecting fertilized soft-shelled turtle eggs, mixing water, coarse sand and wheat straws according to the weight ratio of 1 to 5 to 2 and laying in an incubation pool, moving the soft-shelled turtle eggs to the incubation pool, keeping the incubation temperature at 27 to 28 DEG C, irradiating the soft-shelled turtle eggs with He-Ne lasers in an incubation process, moving larva soft-shelled turtles to a cultivation pool after shell breaking of the soft-shelled turtle eggs, irradiating with fluorescent lamps of the illumination intensity of 1500 to 1700lx for 24 hours every day in a cultivation process, mixing white fish meal, pelvetia silquosa, herba houttyniae, laver powder, powdered Minoru thorns, egg yolk powder, sesame oil, peanut meal and glutinous rice flour according to the weight ratio of 2 to 3 to 7 to 2 to 4 to 2 to 1 to 10 to 3 and adding water and rolling to be granular with the grain size smaller than 1mm in the cultivation process, applying in the cultivation pool, applying twice every day, and applying for 20 to 22g / square meter each time.
Owner:颍上县润海畜禽养殖股份有限公司

Testudinate hatching pond

The invention discloses a testudinate hatching pond which comprises a pond body, wherein a hatching area, a seedling temporary storage area and a ramp way for connecting the hatching area with the seedling temporary storage area are arranged at the bottom of the pond body; the hatching area comprises a fence arranged at a position higher than the seedling temporary storage area; and seedling outlets are arranged on corners of the fence; and a hatching layer is arranged in the fence and comprises a fine sand layer and a mellow soil layer. A natural environment for hatching the testudinate can be created and the hatching survival rate of the testudinate is increased. The testudinate hatching pond is simple in structure and is easy to realize.
Owner:刘和勇

Agricultural fish fry hatching pond device

The invention discloses an agricultural fish fry hatching pond device, and relates to the technical field of agriculture. The problems that garbage in a pond is accumulated at the bottom in the roe hatching process, cleaning is difficult, and the hatching rate of fish fries is affected are solved. The device specifically comprises a pool body, a plurality of water inlet pipes of a three-way structure are fixedly installed at the end of the pool body, two water inlet valves are fixedly installed at the ends of the water inlet pipes, a plurality of drainage pipes of a three-way structure are fixedly installed at the other end of the pool body, and two drainage valves are fixedly installed at the ends of the drainage pipes. Roes fall into the upper portion of the hatching tray in an accelerated mode through water potential, water flows in and out of the middle layer in the hatching stage, garbage generated by big fishes above can be washed away while pond water is replaced, a valve at thelower end is opened regularly, water flows in and out downwards, garbage at the bottom of a pond is washed away, various water inlet and outlet modes can achieve the effects of changing and cleaningwater in the pond, and the hatching survival rate of fish fries is increased.
Owner:雷州海茂水产种业科技有限公司

Novel hatcher to increase hatching survival rate

The invention discloses a novel hatcher having temperature control and young pick-up reminding functions, comprising a box, a hatching tray, a temperature adjusting module, a pressure sensing module,an information transmission module and a power source. The power source supplies power to the modules. The temperature adjusting module is composed of a semiconductor cooler and a temperature sensor control module; the temperature is monitored through a sensor; a semiconductor is started through a temperature control switch to carry out cooling or heating. The pressure sensing module comprises a plurality of pressure sensors and an information processing module; the pressure sensors acquire a pressure value of the bottom of each cavity in the hatching tray; the information processing module collects the pressure values from the pressure sensors; the pressure values are compared with those acquired previously to judge whether pressure changes occur. After the information processing module detects the pressure changes, a notification is sent out to remind hatching and young picking-up. The novel hatcher herein can increase or decrease its temperature and can inform of hatching or not remotely in real time so as to remind of young picking-up.
Owner:张景涵

Giant spiny frog egg warming hatching pool and hatching method

The invention relates to the field of giant spiny frog cultivation, in particular to a giant spiny frog egg warming hatching pool and a hatching method. According to the technical scheme, the giant spiny frog egg warming hatching pool comprises a pool body; the bottom and side wall of the pool body are both laid with foam boards, the foam boards are laid with waterproof penetrating protective film, an automatic temperature control rod is arranged in the pool body, and an aerator is arranged in the pool body. The giant spiny frog egg warming hatching method comprises the following steps that 1)the bottom and side wall of the pool body are both laid with the foam boards; 2) the foam boards are laid with the waterproof penetrating protective film; 3) the automatic temperature control rod isplaced in water, and the water temperature is set at 24 DEG C; 4) the aerator is used to increase oxygen of the water body; 5) giant spiny frog eggs are placed in the pool body for incubation. The invention provides the giant spiny frog egg warming hatching pool and hatching method capable of stably controlling temperature and oxygen supply to improve hatching rate and hatching speed, and the problem that the giant spiny frog has low hatching speed and low hatching rate is solved.
Owner:会东县凉野石蛙养殖有限公司

Loach fry hatching device

The invention discloses a loach fry hatching device. The loach fry hatching device comprises a mounting rack, an upper barrel body and a lower barrel body, wherein both the upper barrel body and the lower barrel body are inverted conical structures, the upper barrel body is movably arranged on the mounting rack, an overflow groove is formed in the upper end of the upper barrel body, a screen mesh is arranged in the overflow groove and can completely cover an upper barrel body opening, a water outlet pipe is arranged at one end of the overflow groove and is connected with a water purifying device, a communicating pipe is arranged at the bottom of the lower barrel body and communicates with the lower barrel body, the lower end of the communicating pipe communicates with a fry outlet pipe and a water inlet pipe separately, the other end of the water inlet pipe communicates with the water purifying device, a fry outlet valve is arranged at the joint of the fry outlet pipe and the communicating pipe, a water inlet valve is arranged at the joint of the water inlet pipe and the communicating pipe, a concave circular baffle is arranged above the communicating pipe, a plurality of connecting bars are uniformly arranged around the circular baffle, and a plurality of aerators are uniformly arranged on the internal wall of the upper barrel body. According to the loach fry hatching device, through the cooperative action of the aerators and the circular baffle, the direction of water flow is changed, the amount of dissolved oxygen in barrels is increased, and the survival rate of hatching is increased.
Owner:太和县旭升水产养殖有限公司

Brazilian bream artificial breeding method

The invention discloses a Brazilian bream artificial breeding method, and the method comprises the steps of (1) putting 20 healthy male bream and 50 healthy female bream in an oviposition pool; (2) during the oviposition period, feeding an egg promoter in the oviposition pool by three times a day in the day amount of 4-5kg egg promoter; (3) taking out the oosperm floating on the water surface with a 400-mesh nylon net, and putting the oosperm in a hatching barrel after cleaning for hatching; (4) controlling the hatching temperature, namely controlling a hatching water temperature between 20-22 DEG C from 0 to 5 hours in the hatching period, controlling the water temperature between 28-30 DEG C from 6-15 hours, and controlling the water temperature between 25-27 DEG C 15 hours thereafter; (5) controlling illumination, namely employing green light irritation for 80-100 min 10hours after hatching, and the green light intensity is 90-100 lx. According to the Brazilian bream artificial breeding method, the Brazilian bream oviposition amount can be raised by about 10%; the hatching survival rate can be raised by about 8%; also, the operation is easy and practical; and great economic benefit can be obtained.
Owner:蚌埠市金牛湾农业科技发展有限公司

Management method of high-quality hatching eggs of laying hens

The invention discloses a management method of high-quality hatching eggs of laying hens, and relates to the technical field of laying hen breeding. The method comprises the following steps of hatching egg collection, hatching egg selection, transportation and hatching egg cleaning. The management method of the high-quality hatching eggs of the layer hens has the advantages that the hatching eggs of the laying hens are reasonably collected according to the growth requirements of the hatching eggs strictly, the survival rate of hatch is high, the physique is healthy, science and standard are achieved, collection is convenient and easy, egg bodies are even, the economic benefit of a farmer is guaranteed, and the breeding interest of the farmer is stimulated.
Owner:蚌埠经济开发区燕山养殖场

Breeding method used for breeding birds of spotted-brown yellow chickens and capable of improving hatching egg hatchability

The invention discloses a breeding method used for breeding birds of spotted-brown yellow chickens and capable of improving hatching egg hatchability. The method provided by the invention can improve the physical quality, the sexual function and the seminal fluid quality of breeder cocks as well as improve the genital system of breeder hens, prolong fertilization time and improve the fertilization rate. By adopting the method provided by the invention, good fecundity of the breeder cocks can be ensured, fertilization rate of breeding eggs can be improved and hatching effect of chickens can be improved. Also, diseases can be prevented and good reproduction function of the breeder hens and high hatching survival rate of breeding eggs are ensured; chicks are good in physical quality and are not prone to diseases.
Owner:ANHUI MUXIANG POULTRY IND

Egg breeding method for whitmania pigra

The invention discloses an egg breeding method for whitmania pigra and belongs to the technical field of aquatic product breeding. The egg breeding method for the whitmania pigra comprises the following steps of preparation of a breeding place, selection of breeding whitmania pigra, disinfection of the breeding whitmania pigra, mating and fertilization and egg cocoon incubation. The breeding place facilitates incubation and growth of the whitmania pigra, the breeding success rate of the whitmania pigra can be remarkably increased, an incubator can provide a reliable growth environment for the whitmania pigra and improve the breeding efficiency of the whitmania pigra, a modified composite film is laid in a cement breeding pond and used for adsorbing Cu and Cd heavy metal in soil, the safety of the soil is guaranteed, the incubation survival rate of egg cocoons is made to reach 92%, the quality of young whitmania pigra is improved, the breeding risk is reduced, and great economic benefits are achieved for healthy development of the artificial breeding industry of the whitmania pigra.
Owner:ANHUI GUANCHAN BIOTECH

Egg holder for fishery breeding

The invention discloses an egg holder for fishery breeding. The egg holder comprises a plastic film layer and a nutrient layer, wherein the plastic film layer is an air bubble film; the nutrient layeris laid on the plastic film layer; and the nutrient layer comprises the following components by weight: 1 to 1.2 parts of serum, 0.8 to 1 part of milk and 1 to 1.1 parts of an EM original liquid. Theegg holder provided by the invention can be used for placement of brooded eggs taken out after death of shrimp and crab parents, so the eggs can continue to develop until rupture of membranes is successful, and sufficient nutrients are supplied for the eggs; and the egg holder provided by the invention can float on the surface of water and does not sink down, so demersal eggs on the egg holder donot sink down, and the hatching success rate of the eggs is improved.
Owner:安徽瀚沣渔业科技发展有限公司

Fish spawn collector

The invention provides a fish spawn collector, relating to the technical field of aquaculture. The fish spawn collector is formed through bundling up 5-10 willow twigs, wherein all the willow twigs are bundled up from the middle after the willow twigs are tidied up in an end-to-end consistent manner, a hanging rope is tied to a bundled position, the top end of the hanging rope is tied onto a transversal bar, the surface of each willow twig is wrapped with at least three layers of gauze fabrics, the corresponding inner layer and the corresponding middle layer are immersed with medical ointment, and the corresponding outer layer wraps the outer side of the inner and middle layers. The fish spawn collector has the beneficial effects that the fish spawn collector provided by the invention is applicable to the large-scale production of fish laying viscid eggs; the fish spawn collector has the advantages of simple use method, convenience and quickness in operation, high hatching survival rate, low production cost and the like, materials for manufacturing the collector are easily obtained, and the production of fish fries is not restricted to materials.
Owner:邵为旭

Manufacturing method of egg collector for laying of adhesive eggs

The invention discloses a manufacturing method of an egg collector for laying of adhesive eggs and relates to the technical field of aquaculture. The manufacturing method comprises the following steps: making ribbons with widths of 2 to 10mm and lengths of 20 to 50cm, bundling up 10 to 20 ribbons from the middles of the ribbons, tying a lifting rope at the bundling position and tying the top end of the lifting rope on a cross bar; arranging the bundled ribbons in an ointment to soak for 20 to 30 minutes; then transversely fixing the cross bar at the position, which is at a distance of 5cm from the water surface, above the water surface, so that the bundled ribbons naturally droop to the position, which is at a distance of 15 to 20cm from the water surface, below the water surface and the bundled ribbons can be used as the egg collector for fishes to lay eggs. The manufacturing method has the beneficial effects that the manufacturing method, which is provided by the invention, of the egg collector for laying of the adhesive eggs is suitable for large-scale production of fishes which lay the adhesive eggs; the manufacturing method has the advantages of simple use method, convenience and rapidness for operation, high incubation survival rate, low production cost and the like; materials for making the egg collector are easy to obtain; production of fish fries are not limited to materials.
Owner:邵为旭

Pellet feed for parent fish reproduction of clownfish and preparation method thereof

The invention relates to pellet feed for parent fish reproduction of clownfish and a preparation method thereof, and belongs to the field of aquatic feed. The pellet feed consists of, by mass percentage, 56% of fish meal, 5% of vital wheat gluten, 8% of seaweed powder, 14% of flour, 2% of yeast, 1% of multi-vitamins, 1% of compound minerals, 0.1% of vitamin C, 0.4% of allicin with 25% content, 2.5% of astaxanthin with 2% content, 1.25% of arochidonic acid oil with 40% content and 8.75% of fish oil. The parent fish of clownfish can be robust in body constitution, strong in vitality, stable in egg laying, large in egg laying amount, orange in egg color and high in hatching survival rate by feeding the pellet feed prepared by the above raw materials to the parent fish of the clownfish.
Owner:YELLOW SEA FISHERIES RES INST CHINESE ACAD OF FISHERIES SCI

Method for disinfecting hatching eggs during incubation with chlorine dioxide

InactiveCN101543636AImprove hatching survival rateNo harm to personal healthChemicalsChlorine dioxideWarm water
The invention discloses a method for disinfecting hatching eggs during incubation with chlorine dioxide, and aims to provide a method for disinfecting hatching eggs during incubation with chlorine, which achieves a high survival rate of hatching eggs during incubation and avoids environmental pollution and human body health hazards. According to a proportion of 2 to 5 grams of chlorine dioxide per cubic meter of space of an incubator, required chlorine dioxide is added into 1 kilogram of warm water, and after being stirred uniformly, the solution is placed in the incubator to volatilize naturally for disinfection. Compared with the prior art, the method has the obvious advantages of high survival of the hatching eggs during incubation, no environmental pollution and no human body health hazard.
Owner:新乡市康大消毒剂有限公司

Trichogramma hatching device suitable for being used in field

The invention provides a trichogramma hatching device suitable for being used in the field. The trichogramma hatching device is characterized in that the trichogramma hatching device comprises a base, a plurality of supporting rods are connected to the upper portion of the base, a ceiling is arranged at the tops of the supporting rods, fixing grooves for containing trichogramma hatching boxes are formed in the middle of the base, protective screens are arranged among the supporting rods, a connection base is arranged on the lower portion of the base, and the connection base comprises lower supporting rods connected to the lower portion of the base and fixing forks connected to the lower supporting rods. The trichogramma hatching device has the advantages that the trichogramma hatching device is simple in structure and convenient to combine and prevents the phenomena that trichogramma egg paper cards are prone to moist and breakage in the trichogramma hatching process, and further prevents damage, caused by the creatures, to the trichogramma egg paper cards, and the survival rate of trichogramma hatching is increased.
Owner:刘新和

Egg collector for laying adhesive fish eggs

The invention discloses an egg collector for laying adhesive fish eggs, and relates to the technical field of aquaculture. The egg collector is constructed by binding 10-20 ribbons; the ribbons are bound at the middle part after being straightened out; lifting ropes are tied at binding positions; the top ends of the lifting ropes are tied on a transverse lever; the ribbons comprise base layers made of rubber; the surfaces of the base layers are wrapped with at least two layers of mesh fabrics; ointment is submerged into the mesh fabrics. The egg collector has the beneficial effects that the egg collector for laying adhesive fish eggs provided by the invention is suitable for large-scale production of fishes laying adhesive fish eggs; the egg collector has the advantages of simple use method, convenience and rapidness in operation, high incubation survival rate, low production cost and the like; materials for making the egg collector are readily available, and fry production is not limited by materials.
Owner:邵为旭

Agricultural fry hatching pond device

The invention discloses an agricultural fry hatching pond device, and relates to the technical field of agriculture. In order to solve the problems that garbage in a pond is accumulated at the bottomin the fish egg hatching process, cleaning is difficult, and the hatching rate of fries is affected, the agricultural fry hatching pond device specifically comprises a pond body, a plurality of waterinlet pipes of three-way structures are fixedly mounted at the end parts of the pond body, two water inlet valves are fixedly mounted at the end parts of each water inlet pipe, a plurality of water discharge pipes of three-way structures are fixedly mounted at the other end of the pond body, and two water discharge valves are fixedly mounted at the end parts of each water discharge pipe. Accordingto the agricultural fry hatching pond device, the fish eggs fall into the upper portion of a hatching disc in an accelerated manner by means of water potential, middle layer water inlet and outlet are carried out in the hatching stage, garbage generated by big fishes on the upper portion can be flushed away while pond water is replaced, the valves at the lower ends are opened regularly, and therefore water flow are subjected to bottom inlet and bottom outlet, and the garbage at the pond bottom is flushed; and multiple water inlet and outlet manners can achieve the effects of changing water inthe pond and cleaning the pond, and the hatching survival rate of the fries is increased.
Owner:靳彤彤

Preparing method for fish oviposition collector

The invention discloses a preparing method for a fish oviposition collector, and relates to the technical field of the aquaculture. The method comprises the steps: cutting fresh wickers with the length ranging from 20 cm to 50 cm, smoothing the cut wickers, and putting the wickers into a solution to soak for 1-3 hours; after the solution soaking, wrapping the wickers by at least two layers screen gauze with soaked unguent, using a layer of the screen gauze without the unguent as an outer layer to wrap the wickers, and branches and leaves of the wickers expose out of the screen gauze; fastening the middle of 5-10 roots of the wickers wrapped by the screen gauze, attaching a lifting rope on the fastening position, and the upper end of the lifting rope is attached to a cross rod; fixing the cross rod on the position of 5 cm above the water surface, the fastened wickers naturally drooping to the position of 15-20 cm below the water surface, and the fastened wickers can be used as the collector for the fish oviposition. The preparing method for the collector of the fish oviposition is suitable for the large scale production of the fish with viscidity egg. The preparing method for the collector of the fish oviposition has the advantages that the utilization method is easy, the operation is convenient and rapid, the survival rate of incubation is high, the manufacturing cost is low, the material for preparing the collector is easy to get, and the fish fry production is unrestrained by the material.
Owner:邵为旭

Hatching device for marine products

The invention relates to the technical field of marine product hatching and culturing, in particular to a hatching device for marine products, and aims at providing the hatching device for the marineproducts. The device comprises a hatching structure, a water tank, a water inlet pipe and a water draining pipe, wherein the water inlet pipe is used for introducing water in the water tank into the hatching structure, and the water draining pipe is used for discharging water in the hatching structure into the water tank; the hatching structure includes a bracket and a plurality of tubular hatching pipes, and the hatching pipes are vertically fixed to the bracket side by side; the upper and lower ends of each hatching pipe are of open structures, and sealing covers are detachably disposed at the lower ends of the hatching pipes; the water inlet pipes are connected with the water tank and the openings of the upper ends of the hatching pipes through a water pump, the water draining pipe penetrates through the sealing covers to be connected with the hatching pipes, and an air pipe connected with an air pump penetrates through the sealing covers. By using the device, the hatching survivalrate of eggs is increased.
Owner:张文健

A kind of method of bullhead seabream batch breeding

The invention discloses a method for mass breeding of bullhead seabream. A pond with mud at the bottom of a soil pond is used as a spawning pond, and a flat-bottomed ceramic container turned upside down on the bottom of the pond is used as an egg attachment device, and is selected and stocked in a suitable temperature season. Broodstock, with an appropriate ratio of male to female, then hatch the fertilized eggs in an aquarium sheltered from light, and the fry are cultivated in the fish tank. The method of the present invention has the technical characteristics of high spawning rate, high hatching survival rate, less fry loss from hatching, large fry output, simple operation process and easy implementation, and is applicable to half-mouth hatching fish and slate-spawning fish. Large-scale production of fry.
Owner:PEARL RIVER FISHERY RES INST CHINESE ACAD OF FISHERY SCI

Special simulated pectoral fin fanning equipment and hatching method for artificial hatching of clownfish fertilized eggs

The invention discloses equipment specialized for simulating flapping of pectoral fin in artificial hatching for fertilized eggs of clownfish and a hatching method. The equipment comprises a rotary shaft and a power device used for driving the rotary shaft to rotate, wherein a water inlet is formed in one end of the rotary shaft, a water outlet is formed in the other end of the rotary shaft, a water flow channel is arranged in the rotary shaft, the two ends of the water flow channel are respectively communicated with the water inlet and the water outlet, and the water outlet is in a strip shape and has the trend consistent with the axial direction of the rotary shaft. The hatching method comprises the following steps: placing a flower pot in an egg laying area of the clownfish, waiting for the clownfish to lay the fertilized eggs on the inner wall of the flower pot, preparing a set of equipment specialized for simulating the flapping of the pectoral fin in the artificial hatching for the fertilized eggs of the clownfish and mounting the equipment at a preset position; taking out the flower pot with the fertilized eggs, placing the flower pot in a fry culture vessel and putting the lower end of the rotary shaft into the flower pot, wherein the water outlet on the rotary shaft is located in an inner cavity of the flower pot; injecting water into the water inlet and starting the power device, so that flake-shaped water flow sprayed out of the water outlet sweeps over the fertilized eggs on the inner wall of the flower pot until the fertilized eggs are hatched to form fries, therefore, the survival rate of hatching for the clownfish is improved, and the manual labor intensity is lowered.
Owner:陈晓蕾

A kind of nest soil that can improve the hatching rate of yellow catkin eggs

The invention provides nest soil capable of improving the pelteobagrus fulvidraco egg hatch rate. The nest soil is prepared from the following raw materials in parts by weight: 25 parts of modified starch, 46 parts of kaolin, 17 parts of kaolin, 16 parts of talcum powder, 16 parts of ochre, 4 parts of gypsum rubrum, 12 parts of pericarpium citri reticulatae, 3 parts of beautiful millettia root, 7 parts of fructus forsythiae, 8 parts of pomegranate bark, 9 parts of medlar, 1.5 parts of dandelion, 4 parts of polypodiaceae pyrrosia lingua, 4 parts of asclepias curassavica, 3 parts of semen sesami nigrum, 0.8 part of companumoea root, 4 parts of eleocharis dulcis, 0.3 part of monopterus albus spine, 14 parts of kochia scoparia, 5 parts of crystobalite, 3 parts of geranium wilfordii, 4 parts of glutinous rice, 8 parts of isatis root, 3 parts of cocklebur fruit, 3 parts of herba pteridis multifidae and 7 parts of banana skin. The nest soil is applied to nesting and breeding during reproduction of the pelteobagrus fulvidraco; the nest soil is reasonable in component compatibility and easily available in raw materials; the preparation method is simple; the nest soil is capable of improving the quality of water in a nest, promoting metabolism of pelteobagrus fulvidraco eggs, a hatch rate of the pelteobagrus fulvidraco eggs, further improving the immunity of pelteobagrus fulvidraco fries and improving the anti-stress capability.
Owner:山东景明海洋科技股份有限公司

Culture method for increasing soft-shelled turtle egg laying amount

The invention is applicable to the technical field of soft-shelled turtle culture, and provides a culture method for increasing the soft-shelled turtle egg laying amount. The method comprises the following steps of arranging loam at the bottom of a culture pond, applying combined fertilizer, injecting clear water, and regulating the pH value of the clear water; arranging an egg laying site at a quiet place of the culture pond, arranging the egg laying site in a sun-shading manner, and laying wet silt on the egg laying site; releasing young soft-shelled turtles according to the stocking densityof 20-30 / m<2> and the male-female ratio of 4-5: 1, controlling the water temperature to be 30-35 DEG C, enabling a water body to be transparent by 30 cm, and enabling the water changing amount each time not to exceed 1 / 8; feeding feed for 1-2 times every day, wherein the feeding amount is 5-8% of the total weight of the male and female soft-shelled turtles; making an inspection tour for the culture pond in the morning and evening, cleaning residual bait in time, and changing water in time; and feeding the soft-shelled turtles with snails, mussels, and little fishes and shrimps every 20-25 days, wherein the feeding amount is 4% of the total weight of the male and female soft-shelled turtles. The culture method of the soft-shelled turtles can effectively improve the survival rate of the soft-shelled turtles and the egg laying rate of the female soft-shelled turtles.
Owner:湖南省河洲生态甲鱼养殖有限公司

A method for hatching fertilized eggs in the early breeding process of largemouth bass

The invention belongs to the field of fish breeding, and in particular relates to a method for hatching fertilized eggs in the early breeding process of largemouth bass. The hatching method includes building a hatching greenhouse, the hatching greenhouse includes a hatching pool, and a greenhouse body located on the hatching pool, putting artificial fish nests attached with fertilized eggs into the hatching pool, and establishing a temperature control system in the hatching greenhouse System to control the water temperature of the hatching tank at 25-28°C. In a further technical solution, a matching hatching water filtration system is established upstream of the hatching pool, and a water outlet structure is established downstream of the hatching pool. Practice has shown that establishing a temperature control system in the hatching tank and controlling the water temperature of the hatching tank to 25-28°C can effectively prevent the fertilized eggs of largemouth bass from being infected with saprolegniasis and greatly improve the hatching survival rate of fertilized eggs. The hatching water filtration system can ensure the hatching water quality and prevent harmful organisms from entering the hatching tank. The water outlet structure is also used in the process of changing the water or running water in the hatching tank.
Owner:安徽长江渔歌渔业股份有限公司

Breeding hatching method for snapping turtle

The invention discloses a breeding hatching method for a snapping turtle and relates to the technical field of breeding hatching. The breeding hatching method for the snapping turtle includes that paving 20 centimeters of fine sand capable of being pinched into a clump on the bottom of an incubator, regularly embedding fertilized turtle eggs in the fine sand in the depth of 2 to 3 centimeters, covering a piece of wet tissue, and spraying water to the wet tissue for 1 to 2 timers per day; keeping the humidity in the incubator at 80%, and keeping the temperature between 25 to 30 degrees centigrade. The breeding hatching method for the snapping turtle can solve the problem of low survival rate of hatching of artificial snapping turtle breeding.
Owner:融水苗族自治县怀宝镇人民政府
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