37results about How to "Docile" patented technology

The invention discloses a bamboo rat breeding method. The method includes the following steps of young rat feeding and hybridization, wherein in the step of young rat feeding, young rats after ablactation are put into a cultivation pond to be fed in a gregarious mode, female rats and male rats are kept together, and after being pregnant, the female rats are separately kept; in the step of hybridization, after the female rats produce young rats and the young rats are ablactated, the female rats are kept separately, each female rat can mate with multiple male rats, and the male rats are replaced once every other two to seven days until the corresponding female rat is pregnant. The young rats are kept in a grouped mode, 15-20 young rats constitute a group, all groups are combined every other fifteen to twenty days, and the young rats are regrouped. According to the bamboo rat breeding method, the bamboo rats can be cultivated to be docile, one female rat can mate with multiple male rats, and accordingly the breeding rate of the bamboo rats is improved; the bamboo rats are kept through fishscale bamboo, so that the physique of the bamboo rats is improved and the breeding rate is improved.

The invention relates to the technical field of raise livestock breeding and cultivating, and in particular relates to a method for cross-breeding a special wild boar through a domestic boar and a wild boar. The method comprises the steps of patriarchal breeding, maternal breeding, patriarchal and maternal cross-breeding, and continuous progeny selection, wherein patriarchal breeding and maternal breeding involve first cross and first backcross; patriarchal secondary boar contains 75% of consanguinity of wild boar, and 25% of consanguinity of duroc and has the characteristics of being fast to grow and high in lean meat percentage; maternal secondary boar contains 75% of consanguinity of wild boar, and 25% of consanguinity of Jiangkou radish boar and has the characteristics of growing well on the roughest of forage, and being peaceful, and high in maternity; patriarchal secondary boar and maternal secondary boar which are gained after backcrossing are crossed to obtain first-generation special boar, and then the three-generation selection is performed for the first-generation special bar to obtain a special boar core group that contains 75% of consanguinity of wild boar, 1.25% of consanguinity of duroc, and 12.5% of consanguinity of Jiangkou radish boar. According to the method, the size and appearance of the special wild boar are close to that of the wild boar, and the special wild bar is peaceful and grows well on the roughest of forage; white doar and flower boar descendants nearly do not appear; the special wild boar grows fast, the meat is delicious, and the lean meat percentage reaches 66%; linoleic acid in meat accounts for 8% to the maximum based on the total fatty acid, which is 2 to 3 times that of the common domestic boar, and thus the benefit is brought to human health.

The invention discloses a cultivation method of jute chickens. The cultivation method is characterized by comprising the following steps of: (1) adopting a shiqiza chicken as a first paternal line KL I, adopting a recessive white rock chicken as a first maternal line KLB I to carry out hybridization to obtain a terminal maternal line F1; (2) adopting the shiqiza chicken and a shaxi chicken to carry out hybridization, then intercrossing and fixing to obtain a terminal paternal line KL II; (3) adopting the terminal maternal line F1 and the terminal paternal line KL II to carry out hybridization to obtain the jute commercial broiler chicken. The cultivation method disclosed by the invention aims at overcoming the defects in the prior art, and the cultivated jute chicken is fast in growth speed, high in feed conversion ratio, good in uniformity and strong in disease resistance.

The invention discloses an apis cerana queen breeding method and belongs to bee queen breeding methods. By means of the apis cerana queen breeding method, a bred queen can be large in size, strong, meek in temperament and high in egg production capacity. Bowl-shaped queen cells made of bee wax are fixed to a honeycomb frame, and a queen breeding frame is obtained; the queen breeding frame is put in a queen breeding apis cerana swarm, and worker bees are made to clean the queen cells; the inner walls of the queen cells are brushed with fresh bee milk, eggs of other apis cerana swarms are implanted into the queen cells, and the queen breeding frame is coated with apis mellifera honey in a dipping mode and then put back to the queen breeding apis cerana swarm; the queen breeding frame is taken out and put into an apis mellifera swarm for nursing for 12 hours, then the queen breeding frame is taken out and put back to the queen breeding apis cerana swarm again for breeding for 5-7 days, and a mature queen embryo is obtained; a virgin queen can be hatched on the 9th or 10th day. The queen bred through the method is large in size, strong, high in disease resistance and high in egg production capacity, the bee swarm is meek in temperament, and the bee robbing or honey stealing phenomenon can be avoided even bee swarms are away by 10 cm, and the apis cerana queen breeding method is used for breeding apis cerana.

The invention relates to a hybrid production method of high-egg-yield and grain-saving laying chickens. The hybrid production method comprises the following steps of (1) hybridizing Jianghan chickensand Babcock chickens to obtain D-line chickens, and breeding to form first female parents; (2) hybridizing Babonate Heikang chickens and Hongshan chickens to obtain C-line chickens, breeding, and selecting and remaining slow-feathering pure gene bodies to form first male parents; (3) hybridizing male parents of aulic yellow dwarf chickens and female parents of the Jianghan chickens to obtain E-line chickens, breeding, and selecting and remaining dwarf bodies with fast feathering and recessive white feathers to form terminal male parents; (4) hybridizing the first male parents and the first female parents to generate parent hens; (5) hybridizing the parent hens and the terminal male parents to obtain commercial chickens. The hybrid production method has the beneficial effects that the commercial chickens with good body type and appearance, stable breeding performance, high disease resistance, high survival rate and egg laying rate, early laying, excellent egg quality, grain-saving effect and mild temperament are obtained by selecting proper complete set lines.

The invention discloses a semi-self-locking acetabulum posterior wall and posterior column anatomical plate which comprises a steel plate main body, a self-locking sleeve and self-locking screws, wherein the steel plate main body is sequentially provided with a first fixing region, a first location region, a main fixing region, a second location region and a second fixing region, the main fixing region is provided with self-locking screw holes, the first fixing region and the second fixing region are provided with non-self-locking screw holes, and the first location region and the second location region are provided with location holes. The invention can be properly twisted and bended and is in convenient moulding so as to be better jointed to a skeleton to bear joint motion load, enable the fracture to be normally healed and reduce complications such as loosening, displacement, pains, bone stress shielding and the like at a later stage of fracture. The invention has the advantages ofhaving less internal stress and relatively according with acetabulum anatomy and biomechanics, enhances the success rate of a fracture internal fixation operation, avoids moulding in the operation, saves the operation time, reduces the blood loss in the operation, reduces the anesthetic time and lowers the operation risks.

The invention discloses a method for clearing fouling organisms in a saltwater fish aquaculture net cage. Fish fry is firstly thrown in the saltwater fish aquaculture net cage, wherein cantherines modestus is polycultured according to according to the ratio of 3-8% of cultured fish fry, preferably 5%, at the beginning of cultivation; the individual size of polycultured cantherines modestus is slightly greater than that of the cultured fish fry; and the overall length accounts for 1.3-1.5 times of the overall length of the cultured fish fry. Through the polyculture of cantherines modestus according to a certain ratio, Cantherines modestus continuously ingests the fouling organisms on a net body of the saltwater fish aquaculture net cage so as to continuously clear the net body; the fouling organisms on the net body can be completely removed basically; therefore, the frequency of replacement of the net body of the net cage is reduced, the injuries and disturbances of the cultured fish are effectively reduced, and the risk of diseases of the cultured fish is decreased.

The invention relates to the technical field of herding breeding, in particular to a method for cultivating special wild boars by utilizing hybridization of pigs and wild boars. Pure breed wild boards and duroc sows are hybridized to obtain an F1 generation, so that the excellent characteristics of the duroc sows are absorbed, the shortcoming that the pure breed wild boards is difficult to breed is overcome, the sows of the F1 generation and the pure breed wild boards undergo backcross to obtain an F2 generation, the boars of the F2 generation and Sutai sows undergo hybridization to obtain an F3 generation, the boars and sows of the F3 generation undergo crossing to obtain a basic breeding group, breeding of five generations is performed to obtain a core group, so that the special wild boars contain 37.5% of wild boar blood relationship, 50% of Sutai pig blood relationship and 12.5% of duroc pig blood relationship, the growth speed is quick, and each special wild boar weighs 75 kg when becoming full grown and ready for slaughter at 210 days old. The slaughter rate and the lean meat percentage are high and reach 71.5% and 58.4% respectively. The special wild boars are fresh in meat and rich in wild taste and nutrition and contain 17 amino acids.

The invention relates to a multifunctional mask, which comprises a mask body and an elastic band, the mask body is made of plastic, and an air inlet channel is formed in the mask body; the front faceof the mask body is covered with detachable filter cloth, a plurality of array protrusions used for supporting the filter cloth are arranged on the front face of the mask body, and array area flow channels communicated with the air inlet channel are formed between the array protrusions, a breathing component is arranged on the back surface of the mask body, is made of a soft rubber material and isprovided with a breathing cavity matched with the nose and the mouth; an air inlet and an air outlet are formed in the front cavity wall of the breathing cavity, an air inlet one-way valve is arranged on the air inlet, and an air outlet one-way valve is arranged on the air outlet. By the adoption of the mask, the area, tightly attached to the face, of the mask is small, the mask can be completelyattached to the nasal cavity and the oral cavity breathing area, the sealing performance is good, meanwhile, air exhaled from the nasal cavity or the oral cavity cannot wet cloth, the cloth is largein effective breathable area and high in comfort degree, and the mask is long in service life, convenient to replace filter cloth and low in use cost.

The invention relates to a method for breeding rabbit group, which comprises: feeding food, feeding water, removing sexual organ before breeding in group, while said rabbit can be long-hair rabbit, etc. The invention can simplify the condition of group cultivation, and since it removes the sexual organ, the rabbits will be warm. The invention can reduce the cost and improve the disease resistant ability of rabbit.

The invention provides skin care emulsion containing cannabidiol (CBD) nanoemulsion, and a preparation method of the skin care emulsion. The skin care emulsion is characterized by being prepared fromthe following components in percentage by mass: 10%-50% of CBD nanoemulsion, 0.5%-3% of a seville orange flower extract, 0.5%-3% of a flos gossampini extract, 0.3%-5% of a herba moslae extract, 1%-5%of hydrogenated lecithin, 1%-10% of silicone, 1%-5% of collagen, 1%-8% of carbamide, 0.01%-0.03% of potassium sorbate, 0.01%-0.05% of guar gum, 0.1%-0.5% of cholesterol, 0.5%-3% of 1,2-hexanediol, andthe balance of deionized water, wherein the sum of all the components is 100%. The surface effect and the small size effect of the nanoemulsion are achieved, the solubility of the skin care emulsioncan be changed, the drug efficacy can further be improved, and especially after the CBD nanoemulsion, the seville orange flower extract, the flos gossampini extract and the herba moslae extract are added, through synergy of the effects of skin whitening, inflammation resisting, oxidation resisting and free radical removing of the CBD nanoemulsion, the effects of fading spots, whitening, replenishing water, promoting skin metabolism, timely replenishing nutrients and blocking damage of the external environment to skin are achieved.

The invention provides a method for cultivating giant salamander in a freshwater lake region. A bicarbonate calcium freshwater lake free from pollution or low in pollution is utilized as a cultivation region to build a cultivation pond, underground water of a deep well and lake water of the freshwater lake are mixed according to the proportion, the mixed water serves as environment water to cultivate the giant salamander, protogenic spiral shell meat and clam meat in the lake region are matched to serve as raw materials, the raw materials are mixed with eggs, allicin, gallnut and rheum officinale powder to prepare bait so as to promote the giant salamander to adapt to the environment of the lake region, and the giant salamander is transferred into a granite nest in a shoal region of a natural water region of the lake to be bred outside after growing into adults. The method can effectively reduce the feeding cost of the giant salamander and increase the survival rate of the giant salamander, the giant salamander can be cultivated conveniently in a large-scale and industrial mode, and meat of the raised giant salamander is sturdy, crisp, tender and excellent in taste.

The invention provides a breeding method for Du Changque Nei Sanyuan pigs. The original purebred Landrace SPF boar from Denmark is mated with the local purebred Queshan black pig sows to produce second-generation sows. The pigs are mated with the produced second-generation sows, and the offspring produced and bred are Du Changque Nei Sanyuan pigs. After crossbreeding, litter size, daily gain, lean meat percentage and feed conversion rate were all significantly improved.

The invention relates to a black goat feed additive prepared from the following components in mass percentage: 1-5% of flos mume, 3-5% of Tree Peony Bark, 3-5% of Fructus Tsaoko, 5-15% of honeysuckle flower, 3-11% of radix fici simplicissimae, 9-19% of Chinese wolfberry fruit, 5-9% of Bud of hairyvein agrimony, 9-19% of pumpkin seeds, 9-19% of manyflower melastoma herb, 5-11% of narrowleaf falsepimpernel herb, 5-11% of herba houttuyniae, and 1-3% of Cortex Meliae. The invention also relates to a black goat breeding method using the black goat feed additive. According to the breeding method, the lambing rate of the black goat can be increased to 30-35%, the rate of body weight gain of the black goat can be increased to about 40-50%, the survival rate of the lambs can be increased to 70-80%, and the dressing percentage can be increased up to 60-65%, and the disease rate can be decreased to 20-30%. The mutton is rich in nutrient, low in cholesterol, and is optimal pure green meat.

The invention provides a global perceptual behavior detecting device. The global perceptual behavior detecting device comprises an open field, a display screen, a shading part and an image pick-up part, wherein the open field is of a box body structure with an open top and is composed of a bottom plate and a plurality of side plates which are connected end to end through enclosing; the display screen is arranged at the top of the open field, a display surface of the display screen faces to the surface of the bottom plate of the open field, and dynamic approach images are displayed on the display screen and comprise either images maintaining topological attributes or images transforming the topological attributes; the shading part is arranged on the surface of the bottom plate of the open field and is provided with a shading space; and the image pick-up part is arranged on the open field and is used for monitoring dynamic behaviors in the open field in real time. The behavior detectingdevice is a subconscious visual-stimulation detecting device, can be used for testing influence on animal behaviors caused by subconscious topological perceptions and can be used for reflecting relevance between the animal behaviors and global attribute perceptions to certain extent. The invention further provides an animal cognitive behavior testing method.

The invention relates to a breeding method of animals, in particular to a breeding method for arctic foxes in a growing period in the south region. The method comprises the technical measures that Chinese herbal medicine feed additives for promoting growth and development are added in the growing period of the arctic foxes, a music playing system is installed, and the arctic foxes are brushed and scratched at regular intervals. The body immunity function can be adjusted, bacterial and viral diseases of a respiratory system and a digestive system and common diseases such as intestinal parasites can be effectively prevented, appetite is increased, the feed intake is improved, digestive absorption is promoted, resistance is enhanced, the growth speed is increased, the hair follicle strength is increased, the plush quality is improved, the skin size and quality level is improved, and good economic benefits are produced.

The invention relates to a breeding method of a new breed of Huanghuai mutton sheep. The method includes taking Dorper sheep as male parents and taking small tailed han sheep or small tailed han sheephybrid sheep as female parents to perform hybridization; and breeding the new breed of mutton sheep which are high in reproduction rate, fast in early growth rate, high-quality in meat and suitable for breeding at Huanghuai areas through hybrid innovation, crossing fixation and group expanding propagation. The weights of the adult rams of the new breed Huanghuai mutton sheep can reach 98.1 kg, and the weight of the ewes can reach 71.7 kg; the fattening weights of 6-month-old rams and ewes are respectively 58.50 kg and 52.45 kg; the dressing percentage of the 6-month-old fattening rams and ewes are respectively 56.02% and 53.19%; and the annual lambing rate of the ewes is 252.82%, and the number of weaned lambs provided by the ewes per year is 2.38. Through the on-site examining and approving of National Livestock and Poultry Breed Committee in 2019, powerful support can be provided for the enhancement of self-sufficiency rate of core provenance of Chinese mutton sheep, the developmentquality benefit and competitiveness of mutton sheep breeding industries and the development of modern mutton sheep industries; and therefore, the method has good economic and social benefits.

The invention discloses a liquid crystal polymer thin film and TPX glue blocking film synchronous preparation method. The method is characterized by comprises the steps that: LCP resin and TPX resin are dried; three-layer co-extrusion film blowing is conducted by an extruding machine, LCP is in a middle layer and TPX is in surface layers; an obtained three-layer co-extrusion thin film is subjectedto framing and then rolling; a three-layer co-extrusion thin film coil is subjected to offline stripping, three rolling machines are configured, a middle rolling machine is for an LCP thin film, theother two rolling machines are for TPC glue blocking films; and the stripped LCP thin film is subjected to hot treatment in a high-temperature furnace, and a liquid crystal polymer thin film and the TPX glue blocking films are prepared. The prepared liquid crystal polymer thin film is high in mechanical strength, even in horizontal and vertical tensile strength, and better in folding resistance performance, and can be widely applied to the fields of high-frequency high-speed copper-clad plates, solar cell back panels, and wireless charging insulating sheets; and the synchronously produced TPXglue blocking films are good in release force, good in flexibility, and high in tensile strength, and can be used for copper-clad plate glue blocking films.

The invention discloses a selective breeding method for distant hybridization offspring between megalobrama amblycephala and ancherythroculter nigrocauda. The method comprises the following steps: A, distant hybridization between megalobrama amblycephala and ancherythroculter nigrocauda: a, selecting a hybridization parent; b, crossbreeding parents: breeding the megalobrama amblycephala and ancherythroculter nigrocauda parents in different pools; c, hybridization induced spawning: selecting May to June in midstream of Yangtze River; d, cross insemination: when the parent fishes are in estrus, respectively hauling nets for fishing, selecting megalobrama amblycephala female fishes and ancherythroculter nigrocauda male fishes, artificially collecting sperms and eggs for dry insemination, and controlling the ratio of the female parent fishes to the male parent fishes to be 1: (1-2); e, hatching the hybridized fertilized eggs: debonding the fertilized eggs by adopting yellow mud or talcum powder slurry, or directly adhering the fertilized eggs to artificial fish nests, putting the fertilized eggs into a flushing type hatching tank or a hatching jar and a hatching loop for hatching, moving out the hatching equipment, and carrying out fry, fingerling and parent fish culture in a pond; and B, breeding hybrid offspring of megalobrama amblycephala and ancherythroculter nigrocauda. The method is easy to implement and simple and convenient to operate, and a new variety of excellent culter amblycephala with high yield, stress resistance, stress resistance and compact scales is obtained.

The invention discloses the technical field of adhesive tapes, and particularly relates to an electronic packaging heat-conducting double-sided adhesive tape which comprises a base material layer, the two sides of the base material layer are coated with heat-conducting pressure-sensitive adhesive layers, the side walls of the heat-conducting pressure-sensitive adhesive layers are coated with release film layers, and a heat-conducting silica gel sheet and a power battery are attached in a double-sided adhesive tape mode. The double-sided adhesive tape and the heat-conducting silica gel sheet jointly form a heat dissipation surface of the power battery, so that the defect of insufficient viscosity of the heat-conducting silica gel sheet is overcome while rapid heat conduction is ensured, and the double-sided adhesive tape is seamlessly attached to the power battery, so that the effective heat dissipation surface is fully ensured; and the double-sided adhesive tape has the characteristics of high heat conduction and insulation, has flexibility, compressibility, fitness, strong viscosity and large temperature adaptation range, can fill up uneven surfaces, can be tightly and firmly attached to heat source devices and cooling fins and quickly conduct heat out, and is simple in preparation method.

The invention discloses a treatment method of an MDF board for furniture processing. The treatment method comprises the following steps that S1, pretreatment of the MDF board is conducted, specifically, the four faces of the blanked MDF board are planed and milled, then the outer corners of the MDF board are chamfered, and outer tool marks of the MDF board are removed by using a special-shaped sanding machine; S2, paper coating is conducted, specifically, cold-coating plain white paper is pasted to the outer surface of the MDF board through a blade coating technology, and then maintenance treatment is conducted; and S3, powder spraying is conducted, specifically, the MDF board obtained in the step S2 is put into a powder spraying machine to be preheated, then, powder spraying operation isconducted at the feeding speed of three minutes and forty five seconds per meter and at the temperature of 150 DEG C, the powder spraying thickness is 50 [mu]m, and after powder spraying, high-temperature curing is conducted for 1-2 hours at the temperature of 165-180 DEG C. The treatment method of the MDF board for furniture processing has the beneficial effects that four-face planing and millingare conducted, the special-shaped sanding machine is additionally adopted to remove the outer tool marks of the MDF board, thus precision can be effectively improved, and meanwhile, the cold-coatingplain white paper is better pasted to the surface of the MDF board; and the paper coating technology is additionally adopted, and the line sanding and conductive liquid spraying processes can be reduced.

The invention discloses a method to raise Canidae fur-bearing animals. The method is capable to settle the problem that the breeding capability of the present artificial Canidae fur-bearing animal feeding is poor. The breeding process is divided into three stages, i.e. non-idiophase acclimatization, idiophase acclimatization and young acclimatization. The method applies zooecological principles and designs according to the production law and physiological characteristics, thereby, the ecological behavior of cage rearing of artificially reared Canidae fur-bearing animals can be changed effectively, and the animals are tamed, the ferity is reduced, and the animals become adaptive to the environment under which the animals contact with people; as a result, the breeding capability of Canidae fur-bearing animals is strengthened.

A method for cultivating giant salamanders in freshwater lake areas, using non-pollution or low-pollution bicarbonate calcium group freshwater lakes as a breeding area to build aquaculture ponds, mixing deep well groundwater with freshwater lake water in proportion, and mixing the mixed water body As an environmental water body, salamanders are cultured, and the snail meat and mussel meat native to the lake area are used as raw materials to prepare bait with eggs, allicin, gallnut and rhubarb powder to promote the salamanders to adapt to the environment of the lake area. Stocking is carried out in the marble nests in the shoal area of ​​the waters. The invention can effectively reduce the feeding cost of the salamander, improve its survival rate, facilitate the large-scale and industrialized breeding of the salamander, and the meat quality of the raised salamander is excellent, and the taste is crisp and tender.

The invention discloses a protein for inducing an animal model of cynomolgus monkey experimental autoimmune encephalomyelitis and its application. The rhMOG 30‑154 Protein, the amino acid sequence of which is shown in SEQ ID NO.1. The invention innovatively uses human MOG extracellular antigen domain to recombine human MOG 30‑154 (hereinafter referred to as rhMOG 30‑154 ) subcutaneous multi-point immunization method to establish a relapsing-remitting cynomolgus monkey EAE animal model (cynomolgus monkey experimental autoimmune encephalomyelitis model) that is more similar to human pathological characteristics.

The present invention provides a behavior detection device for overall perception, comprising: an open field, which is a box structure with an open top, and the open field is surrounded by a bottom plate and a plurality of side plates connected end to end; a display screen, It is arranged on the top of the open field, the display surface of the display screen faces the bottom plate surface of the open field, and a dynamic approaching image is displayed on the display screen, and the dynamic approaching image includes an image maintaining topological properties and transforming topological properties at least one of the images; the shielding part is arranged on the bottom plate surface of the open field, and the shielding part is provided with a shielding space; the camera part is arranged on the open field for real-time monitoring of the open field Dynamic. The behavior detection device is a subconscious visual stimulus detection device, which can be used to test the influence of subconscious topology perception on animal behavior, and can reflect the correlation between animal behavior and overall attribute perception to a certain extent. The invention also provides a method for testing animal cognitive behavior.

The invention discloses a method for cultivating black-feathered powder-shell hens. The cultivation is carried out through the following steps: (1) selecting brown-shell laying hens great-grandfather line A cocks, brown-shell laying hens great-grandfather line B cocks, and brown-shell laying hens The male parent of A-line cock, brown-shell layer hen ancestor B-line rooster or AB-line cock of brown-shell layer parent is used as the male parent, and the semen is extracted artificially; (2) The imperial concubine hen is selected as the female parent for artificial insemination (3) Collect the breeding eggs produced by the hen of the imperial concubine chicken 2 days after fertilization, and hatch; (4) The hatched hen is the black feather powder shell hen. The body shape, weight and appearance of the black-feathered powder-shell hens cultivated by the invention are similar to those of native chickens, the feather color is black feathers, and the egg-laying performance is excellent. The weight is about 50g. The black-feather powder-shell hens can be raised in cages or free range. The price of the eliminated chickens is high, and it is suitable for large-scale breeding.

The invention discloses an automatic music playing system for Hu sheep. The automatic music playing system comprises a storage, a player and a soundbox; the storage is connected onto the player; furthermore, light music is stored in the storage; the player externally plays music through the soundbox; a switch of the player is an infrared switch; the infrared switch comprises an infrared transmitting end and an infrared receiving end, which are respectively arranged at two sides of an entrance door of a sheepfold; an infrared transmitting button is arranged on the infrared transmitting end; if receiving infrared ray, the infrared receiving end triggers the player to begin to work; and, if not receiving the infrared ray, the infrared receiving end triggers the player to stop working. By means of the automatic music playing system disclosed by the invention, a sheep flock can relax in music; therefore, growth of the sheep flock can be facilitated; and furthermore, feeders can conveniently enter the sheepfold to work, and cannot be influenced.

The invention relates to a breeding method for a new variety of Huanghuai mutton sheep. Dorper sheep are used as the male parent, and Small-tailed Han sheep or small-tailed Han sheep hybrid sheep are used as the female parent for hybridization. In the first stage, a new breed of meat sheep with high reproductive rate, fast early growth speed, excellent meat quality and suitable for breeding in the Huanghuai area was bred. The weight of adult rams of the new breed of Huanghuai mutton sheep is 98.1kg, and the weight of ewes is 71.7kg. The annual lambing rate of ewes is 252.82%, and the number of weaned lambs per ewe is 2.38 per year. This breed passed the on-site examination and approval by the National Livestock and Poultry Breeds Committee in 2019. It will improve the self-sufficiency rate of China's mutton sheep core breeds, the quality, efficiency and competitiveness of the development of the mutton sheep breeding industry, and provide strong support for the development of the modern mutton sheep industry. social benefits.