32 results about "Breed type" patented technology

The invention provides a method for cultivating a novel Dingyuan pig breed, which relates to a method for cultivating a novel pig breed. The invention provides the method for cultivating the novel Dingyuan pig breed which has the advantages high fecundity, good meat quality and strong stress resistance of Dingyuan pigs as well as the characteristics of fast growth, high lean meat percentage and the like of imported pigs. The method comprises the following steps: a Dingyuan sow is hybridized with a novel USA strain Duroc boar to cultivate a first generation sow core group; second grading hybridization is performed to the first generation sow core group and a Dingyuan boar or the novel USA strain Duroc boar; from the third generation, group closure propagation and breeding are adopted respectively, and crossing of two to three generations is performed; and selection and remaining are performed through methods of comprehensive selection indexes and molecule marking assistance selection to form the novel Dingyuan pig breed, namely a novel breed of Wan Huai pigs and a novel breed of Dingyuan-Duroc pigs.

The invention aims at providing a whole-genome-selection-based method for breeding improved disease-resistant fish varieties, thereby overcoming defects in the traditional breeding technology, providing a molecular breeding method for cultivation of improved disease-resistant high-yield fish varieties, solving a problem of lack of a whole-genome selection method in the existing fish breeding industry, providing a technical means for improved disease-resistant fish variety breeding of the fish breeding industry, realizing upgrading of the fish breeding technique, and promoting rapid development of the fish breeding industry. The disease-resistant fish offspring obtained by using the method provided by the invention has the enhanced disease-resistant capability. An experiment result demonstrates that the survival rate from infection and breeding survival rate of a disease-resistant fish offspring that is bred based on the whole genome selection method are higher than those of the control group by 20% to 30%. Using the method provided by the invention, the improved disease-resistant fish breed can be bred rapidly and efficiently; and the disease-resistant capability and breeding survival rate of fish can be enhanced. Therefore, the method provided by the invention has the great application value and broad promotion prospects in the fish breeding industry.

A breeding method for the new variety of the carp relates to a breeding method of a new variety of the fish, which resolves the problems of the prior group breeding method for the culture and the cultivation of the carp that is easy to have the inbreeding, which leads to the decrease of the economic character and the production performance; the intraspecific hybridization method has great randomness, the probability for breeding an excellent variety is low and is easy to have the inbreeding. The breeding procedures are: 1. performing the phenotypic character selection; 2. detecting the genetic information of the parent strain; 3. performing the reproduction grouping according to the genetic information; 4. cultivating the filial generation to be matured; 5. adopting the offspring carp as the new generation of the breeding parent strain and repeating the operation procedures from 1 to 4 until the carp meets the character design requirements of the new variety. The present invention always uses the molecular marker to detect the genetic composition of the parent strain and the filial generation in the selection process of the new carp variety, thereby avoiding the inbreeding; moreover the character of the new variety of the carp is developed in the designed direction, the emergence probability of the excellent new variety is high; therefore, the economic character and the production performance of the carps are obviously improved.

The invention discloses a breeding method of bilinear wheat hybrid taking blue granule as mark property. The method firstly establishes original bilinear system, then establishes breeding method for new bilinear, and at last prepares hybrid combination to sift dominant combination for production. The invention provides a new way for using wheat hybrid advantage, reduces effectively the cost for hybrid breeding and producing and possesses wide application prospect. The breeding of sterile line will not be lagged behind from that of normal breed when producing hybrid by this invention; the fruit got from bilinear auto-copulation is normal and the breeding coefficient of sterile is large; the fruit of hybrid of sterile line with arbitrary good wheat strain is normal; the good cytoplasm of out source can be replanted into sterile line to improve hybrid advantage; there is no bad influence in the sterile gene and 4thS.4AgL additive displacement colorant layer.

The invention discloses a breeding method of a new meat-type strain of small tailed han sheep. The small tailed han sheep are used as female parents, and white head Suffolk sheep are used as male parents for introductive hybridization to produce a second generation sheep flock to obtain a Sahan second generation sheep flock; then, first generation Duhan sheep produced by hybridizing white head Dorper sheep varieties with the small tailed han sheep are used as female patients; Australian white sheep are used as terminal male parents for producing Aoduhan second generation through hybridization; then, the sahan second generation female sheep are hybridized with the Aoduhan second generation male sheep to produce Saduaohan new strains; finally, through optimization combination and cross hybridization fixation, the new strain of meat-type small tailed han sheep is obtained through breeding. The obtained new strain has the advantages that the growth and development speed is high; both the meat and milk purposes can be achieved; the body shape is good; the hair in the whole body is white; the applicability is high; the polyembryony property of the small tailed han sheep is realized; the lambing percentage of the female sheep is 200 percent or above; the body weight of the adult male sheep reaches 100kg or higher; the body weight of the adult female sheep reaches 70kg or higher.

A method for breeding a double-limitation multi-silk-quantity domestic silkworm breed includes the following steps: using a multi-silk-quantity breed for spring 'Jingsong' as a recurrent parent, conducting hybridization to a stripe sex-limited character donor parent through a sex-limited breed '755' female individual which is saved as a source, and then obtaining a sex-limited breed JsQXian; using a multi-silk-quantity breed for spring 'Haoyue' as a recurrent parent, conducting hybridization to the stripe sex-limited character donor parent through the sex-limited breed '755' female individual which is saved as the source to conduct economical character selection to each generation in the breeding process, and then obtaining a sex-limited breed HyQXian; enabling the target material JsQXian and the target material HyQXian to conduct hybridization, and then directly obtaining the double-limitation multi-silk-quantity domestic silkworm breed. The method is adopted to select a genetic background of the recurrent parent and a target character of the donor parent in a marker-assisted selection mode, and the new double-limitation multi-silk-quantity domestic silkworm breed which is high in yield, good in quality, and labor-saving in the reproductive process can be bred within 3-4 years quickly and high-efficiency.

The present invention relates to a method for the optimization of the fish variety, in particular to a method for the optimization of the carp variety, which resolves the problems that the inbreeding rate is high in the prior carp breeding cultivation and the intraspecific hybridization cultivation, thereby leading to the genetic degradation of the group and the decrease of the economic character and the production performance. The breeding procedures are: 1. performing the phenotypic character selection; 2. detecting the genetic information of the parent strain; 3. performing the reproduction grouping according to the genetic information; 4. the parent strains in each of the breeding group are free to mate with each other to get an optimized carp variety. The method of the present invention can avoid the inbreeding, so the variety can be optimized and the economic character and the production performance of the carps are obviously improved.

The invention relates to a method for culturing super fine ground-cover chrysanthemum by using shennong Chrysanthemum Idicum L. It comprises following steps: employing shennong Chrysanthemum Idicum L and ground-cover chrysanthemum 'pudijin'as parent material for hybridization, separating bud with plastic bag when bud grows out, collecting pollen at full-bloom stage, storing at dry condition. Cutting the outside petal when the stamen in the first and second cycle discharges pollen, when the pistil stigma forms into V shape and the excretion appears, pollinating pollen of male parent and mentor pollen into stigma of female parent at 10: 00- 11: 00 in sunny morning; picking seed when it turns pitchy 45-60 days after pollination, and storing at dry condition; selecting hybrid in the next spring sowing, analyzing fragrant element in female and male parent material and hybrid flower, and selecting super fine ground-cover chrysanthemum variety. The new variety is characterized by fine scent, strong resistance, abundant flower, central blooming period, short or creeping plant, easy management and suitability for culture in the open.

The invention provides a method for refinement and breed conservation of stock lion-head geese. The method mainly comprises the steps that breed geese with the same or similar appearance of the stock lion-head geese are selected to build a selective breeding basic group; an atretic selective breeding core group is selected and remained; after feeding and management of four to six months to a single-column small water body goose house and selective breeding of four to five generations, reserved breed geese with outstanding appearance features such as obvious sarcomas, wax-like leg skin, large abdominal girths and pure feathers are finally selected as a first generation; on the basis, refinement and rejuvenation are carried out; and finally, a stock parent generation group of line-head geese with excellent production performance can be selected for breeding. The selective breeding mainly aims to protect stock resources of the lion-head geese, prevent variety degeneration caused by chaotic hybridization, achieve further stabilization of economic traits of the unique stock lion-head geese in China, enhance genetic performance of the geese and achieve industrialization of the stock lion-head geese.

The invention relates to a gene matching, double-excellence combination and system circulation breeding method for a dwarf and yellow-stalk Chinese pumpkin, which belongs to the field of breeding methods of agricultural plant new species. male parent and female parent strains, signs, capital and lower-case figures and attributes are combined into eight groups according to a yin and yang matching principle of the book of changes and the odd and even attributes to carry out permutation and combination; eight self-bred lines exactly form four pairs of combinations with relative characteristics and colors and meet an even system of dwarf to sprawl, a yellow-stalk to a green stalk and female and male matching to carry out the operation of hybridized combination; and the bred new species contains general flavone so that the bred species has the functions of dwarf, yellow stalk, high quality, high yield, prematurity, specificity and disease resistance, thereby opening medicament preparation or health food preparation by the pumpkin and creating great economic benefit for society.

The invention belongs to the technical field of breeding of vertebrates, and discloses a breeding method for fine breeds of meat pigeons. When a primary meat pigeon breeder introduces breeds, the primary meat pigeon breeder purchases breeding pigeons and selects the breeding pigeons from the aspects of variety, appearance, body weight and age. The primary meat pigeon breeder selects and purchasesthe paired breeding pigeons which are 5-6 months old; the breeding pigeons are conveyed, and 3-5 days before conveying is started, 0.2% trichlorfon water is applied for a bath; a site is selected, planning and layout of various buildings are conducted according to the size and terrain of the site, a pigeon house is newly established, and the closed or semi-open or open type of the pigeon house isselected according to local climatic conditions, wherein lighting and ventilation are good; a mating method for the meat pigeons is a manual method; various kinds of feed are selected as meat pigeon cooperation feed, the amount and proportion of the feed are determined, and the quantities of various provided nutrients are basically in accordance with those specified in Reference Breeding Standards.

The invention provides a breeding method for a new tea tree variety. According to the breeding method, variety breeding is carried out for parents with local germplasm resources of Chun'an County, andparent bodies are selected according to high yield, high quality, strong stress resistance, the peculiarity and high whitened degree which serve as the breeding targets; a wild Jiukeng albino tea variety and a group albino tea variety are finally selected as the parent bodies for artificial field interbreeding, and breeding is carried out through early-stage pre-selection identification and systematic breeding; due to the influence of double-parent cell heredity, the characters of offspring obtained by interbreeding tend towards the characters of the wild Jiukeng albino tea variety, in orderto enable the effective characters controlled by plasmagene to be utilized so as to achieve more excellent characters of the wild variety, the parent bodies with the same ecological features, the samegeographic origin and different genetic relationships are selected at the same time, and due to the fact that the genetic bases of the parents are different, a new variety which surpasses the parentsand is high in adaptability can be more easily bred by the obtained new variety.

The invention discloses a breeding type experiment planting base. The breeding type experiment planting base comprises an experiment frame; a plurality of inserting grooves are formed in the upper side of the experiment frame; first experiment planting basins and a second experiment planting basin are inserted into the inserting grooves; each first experiment planting basin comprises a basin bodyand each basin body is internally provided with one group of coarse gauze and one layer of a filtering membrane; the second experiment planting basin comprises four first experiment planting basins; the four first experiment planting basins are divided into two rows; the two rows of first experiment planting basins are arranged in parallel; a square framework is arranged on the four first experiment planting basins; a round ring is arranged in the square framework; the square framework is fixedly connected with the round ring through one group of connecting rods. The breeding type experiment planting base disclosed by the invention has the advantages that the breeding type experiment planting base can be used for detecting the influences, caused by nutrient substances, on the survival rateof seed sprouting, and judging important nutrient substances needed by the growth of plants; the device is simple in structure and is recommended to be popularized and applied.

The invention provides a method for cultivating a rose cultivar by double hybridization of three cultivars. Double hybridization is performed by three different rosa plants. A series Shandong Rosa gugosa cv. plena serving as a female parent is artificially hybridized with B series Rosa bella Rehd.et wils to obtain an offspring ABF1, the A series Shandong Rosa gugosa cv. plena serving as the female parent is artificially hybridized with C series Rosa davurica Pall to obtain an offspring ACF1. The ABF1 is hybridized with the ACF1, variant plants with flower color, petal count, flowering phase length and drought, cold, salinity and alkalinity resistance obviously improved as compared with parents are screened out, and the offspring of the variant plants is inbred and purified to obtain the stable new-generation hybrid rose cultivar capable of continuously blooming and having comprehensive characters and objective characters.

The invention relates to establishment of a dominant population of northern spring wheat, belonging to the technical field of selective breeding of plant varieties. The technology provided by the invention comprises the following steps: according to complicated relationships like blood relationship, genetic relationship and geographical relationship, dividing northern spring wheat varieties into two simple dominant populations, i.e., a population m and a population n, then selecting a plurality of improved varieties popularized in a proper wheat region and carrying out diallel crossing, and seeking a best combination (m and n) as a tester; subjecting breeder-owned key backbone resources to correspondingly cross-breeding with the population m and the population n, then carrying out field identification and variety testing, eliminating the combination with a yield lower than the yield of the tester, retaining the progeny combination cross-breeding with the population m with the yield higher than the yield of the tester and carrying out including into a group n, and retaining the progeny combination cross-breeding with the population n with the yield higher than the yield of the tester and carrying out including into a group m; respectively carrying out diallel crossing in the group m and the group n; then selecting a best combination from each group, and carrying out cross-breeding so as to create an ideal variety; meanwhile, using the created ideal variety as the tester in a second round for a next cycle. The main purposes for establishment of the dominant population of the northern spring wheat are to shorten the time of northern spring wheat breeding and realize early selection of an ideal main popularized northern spring wheat variety which is urgently needed in local.

The invention discloses a method for large-scale breeding of large-standard mandarin fish fingerling. The method comprises the steps of 1 pool selection, 2 pool cleaning and disinfection, 3 forage fish breeding, 4 mandarin fish fry and large-scale fingerling breeding, 5 released density determination, 6 forage fish feeding, 7 water quality management and 8 disease control. The method is easy and convenient to operate, simple in device, easy to manage and high in fingerling survival rate. The method takes the lead in successfully breaking through a key of a large-scale mandarin fish fingerling technology at home and abroad, natural bait breeding through fertilizer controlled-release bags and manual bait domestication is used in cooperation for feeding are creatively and successfully achieved in the aspects of fingerling breeding, bait feeding and the like, the blank of domestic large-scale mandarin fish fingerling breeding in a pool is filled, the survival rate of the fingerling is over 80%, the water quality of the pool is kept good, most effective practical measures and means are created for thorough development of mandarin fish serving as a famous excellent breeding breed, and the method has the great social benefit and economic benefit.

The invention provides a method for cultivating a novel Dingyuan pig breed, which relates to a method for cultivating a novel pig breed. The invention provides the method for cultivating the novel Dingyuan pig breed which has the advantages high fecundity, good meat quality and strong stress resistance of Dingyuan pigs as well as the characteristics of fast growth, high lean meat percentage and the like of imported pigs. The method comprises the following steps: a Dingyuan sow is hybridized with a novel USA strain Duroc boar to cultivate a first generation sow core group; second grading hybridization is performed to the first generation sow core group and a Dingyuan boar or the novel USA strain Duroc boar; from the third generation, group closure propagation and breeding are adopted respectively, and crossing of two to three generations is performed; and selection and remaining are performed through methods of comprehensive selection indexes and molecule marking assistance selection to form the novel Dingyuan pig breed, namely a novel breed of Wan Huai pigs and a novel breed of Dingyuan-Duroc pigs.

The invention relates to the field of livestock breeding, in particular to a breeding and breeding layout structure of green goats. The layout structure of the present invention is a fully enclosed structure. From the outside to the inside, there are ring water ditches, green isolation belts, and roads. The roads are provided with feed storage rooms, silage pools, sheep sheds, and isolation pools from south to north. , the sheep house and the isolation pool are distributed alternately, the west side of the feed storage room is provided with a product collection and transportation field, and the east side is provided with a batching field and a goat activity field. The blue goat breeding and breeding layout structure of the present invention upgrades the original, extensive, backward, and small-scale breeding to large-scale, scientific, and intensive breeding. The standardized, large-scale and industrialized breeding and breeding of goats in large-scale sheep farms will set up a demonstration model for better protection and utilization of green goat breeds.

The invention discloses a method for breeding a Shufeng fat lamb type meat goat variety, and belongs to the technical field of animal breeding. According to the breeding method, a south Sichuan black goat Zigong type, a Jianzhou large-ear goat black group and Lezhi black goats are used as materials, gene isolation or mutation and other phenomena of filial generations are few, the step of backcross is omitted, and breeding steps are simple and convenient; the new meat goat variety is obtained through hybridization and breeding, and the method has the advantages that early growth speed is high, reproductive performance is good, individual sizes are moderate, meat productivity is good and meat quality is good, and the method is suitable for a confined farming mode; fattening feed of the early stage is high in reward, and the method is very suitable for factory-like and industrial fat lamb special production.

The invention discloses a method for breeding green-shelled egg laying ducks. The method is characterized by comprising the following steps: (1) collecting hatching eggs of male and female ducks from five or more than five towns of a central laying area, wherein the shape and appearance of the hatching eggs meet the variety, and the green-shelled egg rate of the hatching eggs is more than 40 percent; (2) cleaning, sterilizing and hatching the hatching eggs, eliminating unqualified ducklings to enable the variety and the appearance to be relatively consistent, then feeding mixed duckling groups until the ducklings are 120 days old, and establishing a basic green-shelled egg laying duck group according to a ratio of the male ducks to the female ducks by taking a family as a unit, wherein the ratio of the male ducks to the female ducks is 2:10; (3) making a comprehensive selection index, recording the egg yield, the daily egg number, the egg weight, the number of green-shelled eggs and the number of white-shelled eggs of each of at least thirty families in a determination process, eliminating white-shelled egg laying ducks from each generation, breeding a generation every two years, and performing test cross to improve the purity of green-shell genes and the egg laying performance so as to avoid mating of full sibs and half sibs, and breeding three to five generations to obtain a green-shelled egg product group.

The invention relates to a method for building a dwarf plant species of the genus Lagerstroemia genus Lagerstroemia, belonging to the technical field of plant cultivation. Including the following steps: 1. Establish a resource nursery for dwarf crape myrtle varieties; 2. 3. Test of dwarf crape myrtle varieties; Tested characteristic items and records; 4. Comprehensive evaluation index; 5. Establishment of classified variety groups based on test results. The present invention overcomes the defects of the prior art, and the established dwarf crape myrtle variety group can better satisfy small-sized potted plants, flower bed arrangements, flower mirrors and others due to low plants, strong branching ability, good flowering density and good ornamental performance. The production of dwarf crape myrtle seedlings required for green space landscape construction, thereby expanding the commodity types of crape myrtle seedlings, broadening the application field, enhancing the commodity value of stump bonsai and enriching the garden landscape, while improving the economic benefits of seedling production.

The invention relates to a method for cultivating bolting-resistant cabbage varieties. The method comprises the following steps: combining inbred line breeding conditions suitable for a bolting environment under ecological conditions of northern cold regions, respectively taking Japanese varieties and European varieties as parent sources, and screening to obtain two groups of inbred lines with advantages of being early-maturing, cold-resistant and resistant to premature bolting as parents; identifying horticultural characteristics of the two groups of parents, configuring combinations of the two groups of parents, setting all the combinations as reciprocal cross, performing grey relational degree evaluation by a grey system theory, taking a combination with the highest grey relational degree as a selected combination, cultivating a self-incompatible line corresponding to parents involved by the selected combination, configuring the selected combination, and inspecting phenotypic expression of the combination, thereby obtaining the bolting-resistant cabbage varieties. The method disclosed by the invention has the advantages that two parents having a long genetic distance serve as the parent source, high-pressure screening is performed under the ecological conditions of northern cold regions, and the bolting-resistant cabbage varieties are objectively and effectively bred by utilizing grey evaluation.

The invention relates to an artificial intelligence type multifunctional beer selling machine. The artificial intelligence type multifunctional beer selling machine comprises a case, wherein the lowerportion of the case is provided with a constant pressure beer barrel, a plurality of additive tanks are arranged at the upper portion of the internal portion of the case, a beer outlet head is arranged at the upper portion of the outer top portion of the case, a main beer outlet pipe is connected between the constant pressure beer barrel and the beer outlet head, the main beer outlet pipe and each additive tank are directly connected with one branch beer outlet pipe, each branch beer outlet pipe is provided with a vertical injection metering pump, and the main beer outlet pipe is provided with an electromagnetic type switch valve and a vortex flow meter; and a controller is arranged in the case and is in signal connection with a display screen. The artificial intelligence type multifunctional beer selling machine has the advantages that: the beer with different varieties and tastes can be prepared by the control system, and the preparation of the beer is achieved. The structure is simple, and operation is simple.

The invention discloses a special breeding method for a two-rowed and multi-rowed hybridization offspring of barley, and the method comprises the following steps: 1) after the two-rowed and multi-rowed hybridization of the barley, a multi-rowed single plant is selected whether F2 generation single plant is good or bad, and after 3 to 4 years of additive generations, a stable strain is selected; and 2) the good stable strain and a good multi-rowed variety are used for second round of improvement, and then third round of improvement is repeated until the two-rowed and multi-rowed hybridization offspring is selected. The method belongs to the technical field of plant breeding, overcomes the conventional technical prejudice, adopts an inverse conventional method, selects a multi-rowed type, and eliminates a two-rowed type. Moreover, the final selected multi-rowed type is also a type which is eliminated by ordinary people. The method uses the existing eliminated type and the better multi-rowed variety or resource for hybridization and improvement to select a historical-breakthrough new beer barley variety (agricultural reclamation beer barley 15), and the method is original in both domestic and foreign, and is unique.

The invention discloses a method for raising a novel strain of meat sheep. The method includes carrying out crossing on Hu sheep and Australian white sheep to obtain a first crossed generation of flock of sheep; carrying out crossing on high-quality ewes of the first crossed generation of flock of Australian-Hu sheep and Charolais sheep to obtain a second crossed generation of flock of sheep; carrying out athwart crossing and fixation on the second crossed generation of flock of sheep; appropriately introducing 'new blood' into the second crossed generation of flock of sheep to prevent inbreeding depression; ultimately raising the novel strain of meat sheep by means of strict feeding and management and ideal typical individual selection. The Hu sheep is used as a female parent, and the Australian white sheep is used as a male parent. The high-quality ewes of the first crossed generation of flock of Australian-Hu sheep are used as female parents, and the Charolais sheep is used as a male parent. The invention further discloses matched fattening fodder for raising the novel strain of meat sheep. The method and the matched fattening fodder have the advantages that diarrhea of lambs in weaning periods can be reduced by the aid of the fodder, body physiological functions of the sheep, the growth rates of the sheep in later periods and fodder digestion and utilization can be improved, the method and the matched fattening fodder are matched with modern genetic breeding and reproducing techniques, and accordingly the novel strain raising success rate can be effectively increased; the meat performance of the novel strain of the meat sheep raised by the aid of the method and the matched fattening fodder can be improved on the basis that the high reproductive capacity of a variety of the Hu sheep is maintained.

The invention relates to a cockscomb-droop-free high-quality chicken breeding method comprises the following steps: taking local chicken varieties as breeding materials; carrying out four times of breeding according to the breeder selection parameter indexes of male and female chickens to establish a family, wherein the cockscomb base thickness is a key breeder selection parameter; after the family is established, breeding the non-inbred male and female chickens in the family to breed the next generation of chickens; and repeating the previous process of breeding the next generation of chickens for at least three generations to obtain the cockscomb-droop-free high-quality chickens. The method is simple in operation, excellent in breeding effect and easy to popularize, makes results accurate, and the cockscomb-droop proportion of chickens is zero after breeding for more than three generations. In addition, when the chickens undergo cockscomb-droop improvement, and the breeding of othercharacters is not neglected, so that the comprehensive performance of the products is improved, and the market competitiveness is better.

The invention discloses a cabbage type rape three-way cross hybrid breeding method. According to the method, existing cabbage type rape varieties, sensitive to chemical hybridization agents, of non-sterile lines and non-sterile line hybrids serve as female parents, various kinds of existing hybrids or new hybrids with good properties are selected as male parents, the female parents are subjected to hybridization treatment, so that the female parents are highly male sterile and hybridized with the male parents, and accordingly existing hybridization advantages are achieved; a combination higher in advantage is selected through free parent selection and multi-parent advantage complementation, it can be ensured that no risks are caused during hybrid production, sources of good properties are widened, and it is guaranteed that rape variety breeding is safe, convenient, efficient and high in yield.

The invention discloses a breeding method of a rice storing line with special characters, and belongs to the technical field of special rice breeding. The method comprises the following steps: selecting four special rice varieties respectively with glabrous property, premature senility resistance, endurable storage and yellow seed coat glutinous property, hybridizing and multi-crossing, screening the strains with glabrous property, premature senility resistance, endurable storage, yellow seed coat, glutinous property, agronomic character and yield character in segregative generation, breeding the yellow glutinous rice restoring line with the strains with glabrous property, premature senility resistance and endurable storage, assembling the yellow glutinous rice restoring line with the sterility line with the same characters to breed the glabrous, anti-premature senility and storage-endurable yellow glutinous hybrid rice. The hybrid rice is premature senility resistant, storage endurable, high in yield, easy for mechanically harvesting, the rice paddy is yellow, the rice is soft and good in taste and rich in various nutrients.

The invention discloses a breeding boar selection method, which comprises the following steps: according to the actual condition of a farm, a breeding boar introduction plan is made, and the variety,weight and quantity of introduced breeding boars are determined; preparation work before breeding boar introduction is fully done, including knowing about epidemic situation, investigating and choosing a target pig breeding farm and observing the local environment; a farm, the breeding boar semen quality of which is checked, is chosen; and breeding boars, the body shape and appearance of which meet the male characteristics of the variety, which develop well, the three-generation pedigree of which is clear and which can produce a considerable quantity of piglets with matching sows, are selected. Compared with the prior art, the selection method disclosed by the invention has the following beneficial effects: breeding boars, the performance and body shape of which are better and which can better meet the requirement of the market, are introduced, more living pigs with higher quality can be produced, and the economic benefit of pig raising is increased.