333 results about "Egg incubation" patented technology

The present invention relates to a recirculating marine aquaculture process for production of a crab species, including (i) a broodstock conditioning, (ii) spawning, (iii) egg incubation, (iv) larval growth, (v) nursery post-larval growth, and (vi) grow-out of the crab to a final product weight, in which each stage (i)-(vi) of the process involves operation in an aqueous medium that is coupled in liquid recirculation relationship with means for removing waste components from the aqueous medium and returning purified aqueous medium to the external environment. The process involves operation in a closed, recirculating aquaculture system in which photoperiod, water temperature, water chemistry, and diet are optimized and then continuously monitored and controlled to obtain optimal production at each of the six phases (i)-(vi) of the life cycle.

The invention relates to a device and a method for detecting hatching egg incubation quality based on computer vision, belonging to the technical field of agricultural product detection. The device comprises a CCD camera, an optical chamber, an object stage, a light source, an image acquisition card and a computer. The method comprises the following steps: adopting the CCD camera to acquire a perspective image of an egg, and then transmitting the image into the computer through the image acquisition card; processing the image to extract a color feature parameter; and discriminating whether theegg is fertilized or not according to a Bayes discrimination model for egg incubation quality. The invention detects the hatching egg incubation quality by applying a computer vision method and can reduce the labor intensity and the interferences of artificial subjective factors and obtain a more objective and accurate result. Proved by experiments, when the method is used for detecting the hatching egg incubation quality, the detection accuracy on the sixth day of a white-shell hatching egg reaches 100 percent, and the accuracy for verifying the model reaches 100 percent; the detection accuracy on the sixth day of a brown-shell hatching egg reaches 97.1 percent, and the accuracy for verifying the model reaches 100 percent.

The invention relates to a gender determination method for a chicken hatching egg incubation early embryo based on a hyperspectral image, and belongs to the non-destructive testing technology in the poultry propagation industry. The gender determination method comprises the following steps: utilizing a hyperspectral imager to obtain a transmission hyperspectral image on the tenth day of chicken embryo hatching, analyzing difference of spectral response between a male embryo and a female embryo, extracting a spectral value within a wavelength range of 600-900 nm as an input value of a neural network, and judging the gender of the chicken embryo. With adoption of the method, the gender of the chicken embryo can be accurately determined, manual detection after hatching is replaced, the cost in the poultry production industry is lowered, and the production efficiency is improved.

The economic and practical artificial feed is suitable for scale feeding of beet noctuids to produce beet noctuids virus pesticide. It is produced by mixing the following materials: soybean powder 7-10 wt%, yeast powder 3-5 wt%, wheat bran 2-5 wt%, agar 1.5-3 wt%, proper amount of supplementary material and water. Feeding beet noctuids with the artificial feed can result in average chrysalis weight of 117.8 mg, eclosion rate of 99 %, high larva livability, normal growth of chrysalis and oviposition amount and egg incubation rate reaching those of natural feed. Being low in cost, practical andsimple in production, the feed of the present invention can meet the requirement of feeding beet noctuids in industrial scale.

The invention discloses a method for feeding lepidopteron. In the feeding process, a tray type net cage is used as a main feeding tool. The method comprises steps of collecting eggs, sterilizing, hatching larvae from the eggs, feeding the larvae, feeding pupas, feeding imagoes and the like, wherein gauze or plastic ropes are used as an oviposition substrate for collecting the eggs; the eggs are sterilized by using a formaldehyde solution with the volume concentration of 3-4%; the eggs are hatched and fed in an illumination incubator; the larvae are sterilized by using a sodium hypochlorite solution with the volume concentration of 8-12%; pupas feather in the tray type net cage; the feathering imagoes are continuously fed in the net cage and the eggs are collected and sterilized. The tray type net cage is simple and convenient to operate, the insects are effectively prevented from escaping and the cleaning can be carried out at any time; in the feeding process, eggs and larvae are disinfected by using different disinfectants, the disinfection effect is thorough and gentle, the bacteria are effectively prevented from mass propagation, and the hatchability of the eggs, the feathering rate of pupa are also improved, the hatchability of the eggs can be 95-96%, and the feathering rate of pupa can be 98%.

The invention discloses a migratory Atlantic salmon factory-like artificial breeding method. The migratory Atlantic salmon factory-like artificial breeding method includes the eyed egg incubation stage, the mouth opening and feeding stage, the fry breeding stage and the silvering process stage. Eyed eggs are incubated in an incubator in an incubation room with running fresh water; in the mouth opening and feeding stage, Atlantic salmon fries are bred in an indoor breeding pond with running fresh water; in the fry breeding stage, indoor closed circulating fresh water breeding is performed; in the silvering process stage, indoor closed circulating fresh water breeding is performed, the silvering process includes the silvering period and the lighting recovery period, the silvering period of five weeks begins first, during the silvering period, it is bright for 12 hours and dark for 12 hours every day, then the lighting recovery period of fives weeks begins, and 24-hour lighting is performed every day during the lighting recovery period. In the breeding process, the Atlantic salmon fries are all incubated and bred indoors, so that incubation and breeding are free of weather influences, the incubation and breeding conditions can be manually controlled conveniently, large-scale breeding can be carried out, the breeding is stable, the survival rate of the fries is high, the fries are uniform in size, and high-density breeding can be achieved.

The invention discloses a high-density frog breeding method. According to the high-density frog breeding method disclosed by the invention, scientific breeding is carried out in respects of construction of a culture pond, breeding frog selection of frogs, frog egg hatching, tadpole period management, froglet period management, adult frog period management, disease control, health and the like, the survival rate of the frogs from hatching to frog forming is large, high-density breeding can be carried out, and edible and medicinal frogs of which the sizes are huge, the meat is fat and the taste is delicious can be produced.

The invention discloses a tilapia fry rearing method. The tilapia fry rearing method comprises the following steps: breeding parent tilapia fries which are bigger than nine-sieve, picking parent tilapias which are disease free, injury free, strong and good in sexual maturity to rear, hybridizing the female parent tilapias and with the male parent tilapias according to ratio of stocking, picking up roes, incubating the roes with flowing incubating water in an incubating tank, cultivating the roes by marking in bold, and cultivating fries. Oviposition period is shortened by about seven days, incubating rate is as high as 67.9%, fry survival rate is 89.6%, each female tilapia lays 6700 fries each year averagely, fry production rate is improved by 30%, and the sizes of the fries are uniform. By means of the tilapia fry rearing method, fries can be reared all through a year, a large amount of tilapia fries are reared and the tilapia fries grow fast and are strong in stress resistance. The tilapia fries reared in mass are born at the same time, gonad developments are synchronous, sizes are the same, characters are unified, and heredity purity is high. Moreover, the tilapia fry rearing method has the advantages that incubating period is short, incubating efficiency is high, inheritable characters are good, fertility is strong, and fries can be reared in an overwintering mode.

The invention discloses a method for treating kitchen waste by using hermetia illucens. The method comprises the following steps: step 1, kitchen waste pretreatment: filtering, sorting, crushing and stacking the kitchen waste; step 2, larva inoculation: flatly laying the pretreated kitchen waste in a waste treatment box, and then inoculating larvae hatched by hermetia illucens eggs into the kitchen waste; and step 3, material and larva separation: collecting and separating mature larvae of the hermetia illucens after breeding treatment and material residues. According to the method for treating the kitchen waste by using the hermetia illucens, the consumption capacity of the kitchen waste is high, the treatment period of the kitchen waste is shortened, breeding of the hermetia illucens larvae is facilitated, and the hermetia illucens larvae can stably and rapidly grow.

The invention relates to a method for a silkworm diapause variety low temperature egg incubation transgene. Silkworm diapause variety next generation graine voltinism is changed in the special egg incubation condition, to ensure that present generation silkworm diapause variety moths obtained under the special egg incubation condition mate, to give birth to non-diapause next generation graine, finally referring to the microinjection transgene method of the non-diapause silkworm eggs embryo, the gene transferring is performed, therefore the obstruction of the silkworm diapause variety transgene technology is expertly broken, and a transgene silkworm is effectively manufactured. The method directly adopts the universal use utility silkworm diapause variety as original material in production, can avoid the long and troublesome breeding process, and directly utilizes the transgene technology to create the good new special silkworm variety with various characteristics, the breeding cycle can be greatly shortened, and massive manpower and physical resources are saved.

The invention discloses a method for breeding fly larvae and earthworms by kitchen garbage. The method is characterized in that the kitchen garbage is treated by the following steps: fermenting the kitchen garbage in a vacuum condition; regulating pH to 5-8; crushing, filtering and dewatering the kitchen garbage to obtain residual slag; adding 30%-50% of dried pig manure, dried cow manure, peanut straw powder, corn straw powder, other straw powder or mixture; putting the mixture to a fly larvae culture dish, paving the mixture in 5-10 thickness; adding fly eggs; maintaining the room temperature to be 30-35 DEG C and humidity to be 50-70% so that the fly eggs become fly larvae and then become maggots; after separating maggots, repeatedly performing the above steps by the residual slag till only fibrous material is remained in the residual slag; and adding the residual slag to the earthworm breeding base to breed earthworms. The method overcomes the problem that the utilization efficiency of the kitchen garbage after being treated by composting method is low, eliminates soil pollution, reduces air pollution and achieves recycling of the garbage.

The invention discloses a breeding method and special feed for adult chrysopa septempunctata. The feed for the adult chrysopa septempunctata comprises the following materials: defatted tenebrio molitor, shell-removed eggs, saccharum and camellia powder with the dry-weight mass ratio of (5-7.5):2:1:1. When the feed for the adult chrysopa septempunctata is used to breed the adult chrysopa septempunctata, the survival rate of the adult chrysopa septempunctata is normal, the total egg laying amount is about 60% of that of a control group (taking soybean aphids as the feed), but the lives of the adult chrysopa septempunctata are prolonged; the egg incubation rate is increased; therefore, the feed for the adult chrysopa septempunctata can basically meet the growth, development and reproduction requirements of the adult chrysopa septempunctata; a preoviposition period of female adult chrysopa septempunctata bred by the feed is prolonged by 13-20 days; the total egg laying amount is 57.0-61.0% of that of the control group; the incubation rate of eggs is increased by 2.3-5.4%; the lives are prolonged significantly; and the lives of the male adult chrysopa septempunctata and the female adult chrysopa septempunctata are prolonged by 28-38 days and 15-26 days respectively.

The invention discloses a graded culture method for large yellow croaker fry, which comprises the following steps of: performing fertilized egg incubation and membrane broken juvenile fish culture in an indoor nursery pond; when 20 percent of juvenile fish is cultured to reach the body length of 20 millimeters, training the juvenile fish by using a proper amount of eel powder and feed in the morning; when 50 percent of juvenile fish is cultured to reach the body length of 20 millimeters, performing reinforced training for 3 days by using full eel powder; transferring the fry with body length of not less than 20 millimeters to an outdoor secondary net cage for culture, wherein the culture density of the secondary net cage is 90 to 110 thousand pieces; transferring the fry with body length of not less than 30 millimeters to an outdoor tertiary net cage for culture, wherein the culture density of the tertiary net cage is 50 to 70 thousand pieces; transferring the fry with body length of not less than 40 millimeters to an outdoor quaternary net cage for culture, wherein the culture density of the quaternary net cage is 30 to 40 thousand pieces; and when 95 percent of fry is cultured to the body length of not less than 50 millimeters, obtaining the large yellow croaker fry capable of being put to breed. The graded culture method for the large yellow croaker fry has regular fry specification, high fry growth speed, high survival rate and good adaptability of the fry to the culture environment.

The invention relates to a freshwater fish demersal egg incubation device and method. The freshwater fish demersal egg incubation device and method are suitable for incubation of fish demersal eggs or adhesive eggs processed in a debonding mode. The device comprises a container, wherein the bottom of the container is in a U shape, one side portion of a container inner cavity is provided with a water injection pipe facing the position below the corresponding side portion of the container, an opening above the other side portion of the container inner cavity is correspondingly provided with an arc turn portion, and the arc turn portion is turned towards one side of the water injection pipe from bottom to top so that injected water flow form annular flow. The method comprises the steps that debonded germ cells are slowly placed in the container filled with water and sink slowly; a water injection pipe valve is opened and is adjusted in a fine mode according to the proportion of the germ cells, the water flow is controlled so that the water flow can rotate in the perpendicular plane in the container to drive the germ cells to rotate, and dead cells and light impurities are removed under the action of centrifugal force; the water flow is kept being injected, and a net bag is cleared when fries are about to be incubated; the fries are collected after being incubated. According to the freshwater fish demersal egg incubation device and method, the germ cells can be prevented from being accumulated on local parts, the dead cells and egg shells are separated from other impurities, and an incubation effect is good.

The invention discloses a method for artificial feeding of Zeuzera leuconolum Butler, which includes: selecting breeding containers for an initial insect source and larvae, breeding the larvae, management of pupas, management of imagoes, management of egg hatching and the like. By the method, a great amount of insects of Zeuzera leuconolum Butler which are uniform in development and physiology can be obtained continuously, and the problem of feed deficiency in seasonal host breeding can also be solved. The method is used for artificial feeding of Zeuzera leuconolum Butler for the first time. Tests show that, by the method, artificial feeding of Zeuzera leuconolum Butler can be achieved successfully and the development process of Zeuzera leuconolum Butler can be halved almost.

The invention discloses a green shell egg incubation method which comprises the following steps that hatching eggs are taken out from a storeroom, and is naturally pre-heated in an incubation house; an incubation machine sensor is arranged in a space outside a code wheel inside an incubation machine; from the first day to the twentieth day after being incubated, the eggs need to be turned every two hours, a turning angle is 90 degrees, so that all the parts of embryos are heated uniformly, and each embryo does not stick to a corresponding shell; the eggs are candled on the seventh day after being incubated, shell-less eggs and addled eggs are picked out; after the hatchings eggs are incubated to the eighteenth day, the alive hatching eggs shall be set; after the hatching eggs are incubated to the twentieth day, the hatching is carried out; on the twenty first day, the hatching is completed; after going out from the shell, each chicken shall stay in a hatching device until the feather is thoroughly dry; and then the chickens are taken out, put into a chicken brooding chamber or a box, and picked up every two hours. Due to the adoption of the method, the green shell eggs can be heated uniformly during an incubation process, the humidity requirements on the hatching eggs during incubation are met, so that the incubation rate of the green shell eggs is improved and can reach 96 percent to 98.5 percent.

The invention relates to the field of disease and pest control, and provides a green and safe disease and pest control method. Staging control is carried out according to different growth periods of plants. The specific control sequences and steps are as follows: (1), disease and pest control in the early stage comprises: control on damping-off, sheath blight and stubby root nematode before soil is not cultivated, and control on pests having relatively high mobility or needing adults to lay eggs and hatch, such as locusts, armyworms and moths, before plants are planted; (2), disease and pest control in seedling raising and seedling stages comprises: selection and use of disease-resistant varieties and health seedlings, disinfection of seeds and substrates, and control on whiteflies, flea beetles and cutworms in the seedling stage; and (3), disease and pest control in field planting and after field planting comprises: environmental management, water and fertilizer management, and adoption of different botanical fungicides and methods for different diseases and pests. Besides, the invention specifically discloses specific disease and pest control methods of Chinese cabbages, tomatoes, strawberries and hami melons. The green and safe disease and pest control method in the invention has the benefits that: a disease and pest control system is formed; and the method is wide in application range, good in effect and free from pesticide residue.

The invention discloses a hatching egg incubation illumination regulating and controlling method and an illumination regulating and controlling device, with side-direction light supply. Egg supports loaded with hatching eggs are placed on each layer of turnable egg stands, LED lamps are mounted above one side or multiple sides of each layer of the turnable egg stands and parallel to the turnable egg stands, and the LED lamps can turn along with the turnable egg stands; or the LED lamps are horizontally, or vertically or obliquely mounted on one side or multiple sides outside three-dimensional egg stands, and the LED lamps do not turn along with the turnable egg stands. After light enters, the hatching eggs perform diffuse reflection on the light, so that the light tends towards uniformity; when the hatching eggs are incubated, the LED lamps are regularly switched on, the light transmits egg shells of the hatching eggs, embryos mutually influence through squirm, and concurrent work and rest rhythm and hormone level are formed, so that the health state of the embryos is increased, the growth of the embryos is promoted, the incubation time is shortened, and the incubation rate of the hatching eggs, and the development and the stress resistant capacity of internal organs of chicks are improved. The hatching egg incubation illumination regulating and controlling method and the illumination regulating and controlling device disclosed by the invention are used for regulating and controlling illumination in the process of incubating the hatching eggs, the design is simple, the structure is reasonable, and the use rate of light energy is greatly increased.

In the process of breeding snakes, individual households frequently meet the problems that the snake is difficulty to delivery and lays few eggs. The invention discloses a method for improving the survival rate of the snakes and hatching success rate of the snake eggs by timely oxytocin for the female snake with eggs and scientific management. The method is good for the growth and maintenance of the snakes in pregnancy, improves the success rate of the propagation of the female snakes and the snake egg incubation, improves the artificial breeding technology of the snakes, and realizes the industrial aquaculture of the snakes.

The invention discloses a method for breeding a sipunculus nudus parent. Artificial breeding of sipunculus nudus is high in cost, very instable in effect and significantly relevant to poor artificial spawning effect, high mortality and inconsistent egg laying quality of the sipunculus nudus parent. Meanwhile, mismatch of the yield is caused due to excessive concentration of egg laying in induced spawning, leading to resource waste. By adopting the measures of building of a sipunculus nudus parent breeding pond, indoor artificial food culture, maturing and breeding management, disease control and prevention and artificial control of egg laying, the mortality is lowered to 7-12 percent within 40 days of artificial indoor parent maturing and egg laying breeding, the single yield of an individual parent of 20g is 50,000-70,000 eggs, the metamosphsis rate of hatched larvae is 13-86 percent, and artificial control of egg laying can be performed according to the production capacity. By adopting the method, the source and controllability of fertilized eggs are realized in plant artificial breeding and selective breeding of the sipunculus nudus, the egg laying time of the parent is prolonged, and the breeding cost is saved.

The invention provides a triops sinensis imitating ecological breeding method. The method comprises the following steps of egg incubation and larva breeding, adult breeding, egg laying and collection, and daily management. The method comprises the steps that aquatic plant and plant debris with beneficial microorganism are utilized for building a micro ecological system for triops sinensis, the micro ecological system can provide food for the triops sinensis and can purify water quality of itself, special buoyancy bait is fed, the water temperature is kept constant, and oxygenation is kept for 24 hours, a breeding box is utilized for collecting eggs, and annual indoor breeding of triops sinensis can be achieved. Adult triops sinensis bred through the method is robust and high in disease resistance, the female adult triops sinensis can lay 400-500 eggs on average, the hatchability is 89%, the larval survival rate is 92%, the breeding method is simple, the breeding cost is low, the method can be used for manually increasing the population number of the triops sinensis, and the triops sinensis imitating ecological breeding method is of great significance in protecting, researching, developing and utilizing rare animals, and has higher economic benefits and ecological benefits.

The invention relates to the field of the aquiculture, in particular to methods of the breed selection of the soft-shelled turtle breed-parent and the breeding of the soft-shelled turtle. The breed selection of the soft-shelled turtle includes obtaining F1 by crossbreeding of the soft-shelled turtle individual and the strip-necked turtle; obtaining the soft-shelled turtle breed-parent F4 after breed selection of three generations, the genetic character thereof is stable at above 99%. The invention also discloses the breeding of the soft-shelled turtle, which includes introducing and breeding F4 as the breed-parent; egg-laying, egg taking, incubating, temporarily breeding of young turtles, breeding of baby turtles, stocking in the outer pond and obtaining the soft-shelled turtle. The bred soft-shelled turtle is characterized in good taste, good mouth feeling and high nutritive value.