70results about How to "Reduce reproductive costs" patented technology

The invention discloses a Paris polyphylla var yunnanensis and paris polyphylla var chinensis seedling three-phase breeding technology comprising the following steps: 1, seed selection; 2, seed pretreatment: selecting cleaned rude river sand to rub the seeds until a seed outer red aril falls off, the rubbing process cannot be too long to cause the inner layer seed surface to damage, and carrying out low temperature treatment, changing temperature treatment, normal temperature treatment and constant temperature water immersion treatment for the seeds removing arils, and reserving the seeds for usage; 3, embedding and accelerating germination: uniformly sowing the immersed Rhizoma Paridis seeds, watering the seeds for moisture, and carrying out embedding accelerating germination treatment for a watered sowing basket; 4, transplanting the emerged seedling. The novel technology can effectively reduce Rhizoma Paridis seed seeding formation time; after seed pretreatment, embedding accelerating germination and transplanting seedling, the emergence rate of the Paris polyphylla var yunnanensis and paris polyphylla var chinensis can respectively reach 70% and 80%, thus greatly reducing time cost for production and resource large scale utilization, and improving efficiency.

The invention discloses a novel method for improving catalpa bungei cuttage propagation efficiency.The method includes the first step of construction of a cutting orchard, the second step of preparation of a cuttage seedbed, the third step of preparation of a cuttage matrix, the fourth step of cultivation and harvesting of cuttings, the fifth step of cuttage, the sixth step of daily management after cuttage, and the seventh step of seedling hardening and transplanting.According to the transpiration and rooting rules of plants, tender branches low in lignification degree are obtained in a shading mode, cuttings are subjected to shading treatment through a shading method, the catalpa bungei cuttage survival rate is greatly increased and as high as 92%, inconvenience caused by catalpa bungei seedling propagation by means of tissue culture, grafting and other technologies is overcome, nursery cultivation time is greatly shortened, operation is easy, and the method is convenient to control and good in practicality.

The invention discloses a photinia lochengensis leafbud cutting seedling raising method. The method comprises the following steps that (1) proper cutting time is selected; (2) a cutting medium is prepared; (3) a rooting agent is prepared; (4) cutting slips are treated and cuttage is conducted; (5) management and transplantation are conducted after cuttage. According to the photinia lochengensis leafbud cutting seedling raising method, the cutting survival rate is over 95.6% and cost is reduced by 50% to 80% compared with that of a photinia lochengensis branch cutting method and only accounts for about 15% of cost of a tissue culture method. The photinia lochengensis leafbud cutting seedling raising method has the advantages that operation is easy and convenient, cost is low, the technical requirement is simple, popularization and application are easy, and the method has important application and popularization value in rapid propagation production of photinia lochengensis seedlings.

The invention provides a method for high-density cutting seedling of twigs of Lagerstroemia indica Pink Velour. The method comprises the following steps: (1) selecting cutting medium; (2) selecting cutting slips; (3) cutting; (4) managing after cutting; (5) hardening seedlings and transplanting. Compared with the prior art, the method provided by the invention not only has the advantages of simple condition, easy operation and low reproductive cost in the prior art, but also can increase the average root length of cut lagerstroemia indica obviously and can greatly increase the survival rate of transplanted seedlings.

The invention discloses a camellia grafting and propagating method. The method is characterized in that the grafting time is between the middle of May and the middle of June; a rootstock is a camellia germ with a length of 6 cm which is not lignified; and a scion is a semi-lignified or lignified spring twig which is at the middle upper part of a camellia tree, has full bud and is free from pest and disease damage. The camellia grafting and propagating method comprises the following steps: cutting from the 2 cm position of the camellia germ and then longitudinally cutting from the center of a fracture by using a thin blade, wherein the cutting length is 1 cm; and cutting a leafy bud with a length of 1.5 cm at the lower end and a length of 0.5 cm at the upper end from the scion, cutting the lower part of the bud into a wedge-shaped surface with a length of 1 cm and cutting a half of leaf and immediately inserting into the rootstock after the completion of cutting, so that the half of leaf and the rootstock are aligned with each other and are tightened. A grafted seedling is cultivated onto a sandy seedling bed, and 0.5 percent of urea aqueous solution or 0.1 percent of monopotassium phosphate is applied every 10 days.

The invention discloses a method for breeding aconite which comprises the following steps of: soaking seed with GA3 solution, sowing seeds, managing after sowing, transplanting, and the like. Before the aconite seed is sown, the aconite seed is soaked in a GA3 solution having a concentration of 400mg/L to 1000 mg/L, in order to obviously promote the germination percentage and the germinating energy of the aconite seed, increase the fresh weight of the over-ground part of the aconite seedling, and emerge rapidly and orderly. The growing of the aconite seedling can be boosted and the earthnut diameter can be increased by using a proper sowing and managing method so as to decrease the breeding cost of the aconite and promote the yield of the aconite.

The invention discloses a plant-animal-combined efficient heavy-metal-contaminated soil repairing method. Through large-scale earthworm propagation, earthworm cocoons are produced in a batched manner, and the situation that a batch of the earthworm cocoons die after being inoculated into the soil directly due to high-concentration pollution is prevented. Plants with green seedlings planted in the earlier period serve as the feed, the earthworm propagation cost is lowered, and the requirements for a stocking area are lowered; the plants and earthworm breeding devices are arranged in a strip-shaped manner at intervals, meanwhile the earthworm breeding devices are convenient to place, and the earthworm cocoon processing difficulty is lowered; and meanwhile, the biodegradable plant fibers are arranged and do not need to be recycled, processing efficiency is improved, and large-scale high-efficiency processing is facilitated in the meantime. A separating conveyor belt is utilized to recycle earthworms, the processing efficiency of the soil is greatly improved, and the separation difficulty and cost are lowered. The earthworm breeding devices are provided with earthworm sustained-release capsules, the situation that a batch of the earthworms die at the same time is prevented, sustained-release is performed according to the sustained-release, and gradient repair is achieved.

The invention relates to a method for propagating Japan exorista japonica with wax moth. The method comprises the steps of putting 60 Japan exorista japonica pupas which are pupated in the same day ina raising cage; placing wax moth larvae treated with 75% alcohol and hot water of 60 DEG C with a culture dish, and placing the culture dish in the raising cage; taking out the culture dish each 2h,moving the wax moth larvae on which the exorista japonica lays eggs, to a disposable plastic cup, wherein 50 exorista japonica pupae are placed in each cup; after 15-20d, taking out the exorista japonica from the disposable transparent plastic cup, and integrally placing the exorista japonica in a new disposable transparent plastic cup, wherein 60 exorista japonica pupae are placed in each disposable transparent plastic cup; and after the exorista japonica are subjected to emergence, moving the disposable transparent plastic cup into a new exorista japonica collecting cage, and starting new round of raising and propagating. The host wax moth larvae used by the method are easy to obtain, simple to operate, and low in cost for raising Japan exorista japonica.

The invention discloses a cutting and breeding method for tree stocks of Populus tremula * P. tremuloides, comprising the following steps: preparing a slotter, manufacturing cuttingwood, processing, cutting, managing after cutting, transplanting and planting in field, wherein in the step of manufacturing the cuttingwood, the current-year semi-lignified twigs of the Populus tremula * P. tremuloides are collected from March to May every year to serve as cutting, simple-ink single-leaf stalk sections are cut from the cuttings to serve as the cuttingwood. When the method of the invention is adopted for cutting and breeding the tree stocks of the Populus tremula * P. tremuloides, callus grows on the cuttings one week after cutting; roots begin to grow after 12 days; and after 18 days, the average length of the roots reaches 6.5cm, the average diameter of the roots reaches 0.18 cm, and the rooting rate reaches above 80%. The method of the invention improves the cutting survival rate of the Populus tremula * P. tremuloides to a greater degree; and in addition, the method of the invention also has the advantages of short emergency time, high rooting rate, simple and easily controlled technology, low breeding cost and the like.

The invention relates to a method for the propagation and rejuvenation of scleroderma guani Xiao et Wu with Chinese chestnut weevils as intermediate hosts and the use thereof and belongs to the technical field of insects. Mature larvae of Chinese chestnut weevils, as hosts, and mated scleroderma guani Xiao et Wu females, as breeding bees, are put in a culture container, wherein the ratio of the number of the breeding bees to the number of the hosts is 1-3:1; culture is carried out for 1-2 days with the culture container having a temperature of 25-27 DEG C and a humidity of 55-70%; after the breeding bees oviposit, scleroderma guani Xiao et Wu goes through the larval phase and the pupal phase and grows to adults. The breeding bees can be scleroderma guani Xiao et Wu which has degenerated after breeding for 4-5 generations in other hosts. The use of the method is that the obtained scleroderma guani Xiao et Wu adults can perform parasitic propagation in stem borers and thus kill the stem borers. Chinese chestnut weevil larvae are used as substitute hosts for the propagation of scleroderma guani Xiao et Wu and inducing hosts are not needed, so that the breeding cycle of scleroderma guani Xiao et Wu is greatly shortened, steps are simplified and the breeding cost is reduced; the utilization rate of Chinese chestnut weevil larvae, as substitute hosts, is higher than that of mature larvae of corn borers and pupae of tenebrio molitors.

The invention relates to a rapid breeding method for the tissue culture of menispermum dauricum. The method comprises the steps of obtaining aseptic seedlings of the menispermum dauricum so as to obtain cluster buds, carrying out multiplication on the cluster buds to obtain seedlings, strengthening the seedlings, carrying out field root induction, and the like. According to the method, the aseptic seedlings are obtained by adopting methods of sterile sowing and the tissue culture, and the steps of strengthening the seedlings, carrying out rooting culture and transplanting are carried out, so that the method is low in breeding cost and short in cultivation period; furthermore, the method is simple and easy to operate and convenient to popularize, and the technical support is provided for development and utilization as well as rapid propagation of high-quality varieties.

The invention discloses a method for reproducing sowing of liana wintercreeper branch sections. The method includes the steps of (1) selecting one-year and sturdy wintercreeper branches as cuttings; (2) shearing (cutting) each cutting obtained in the step (1) via branch scissors or a fodder chopper into a branch section which is 5-10 centimeters in length and provided with more than two leaf burls; (3) sowing the branch sections obtained in the step (2) in a seedbed, covering 1-2 centimeters of nutrient soil, and watering thoroughly; and (4) covering moisture preserving material on the seedbed sowed with the wintercreeper branch sections so as to preserve moisture for the seedbed. In late spring, summer and early autumn, the wintercreeper branch sections can grow into new plants after 1-2 months, and in early spring and late autumn, the wintercreeper branch sections can grow into the new plants after 2-3 months. The method does not need to pay attention to biological upper and lower ends, is simple to operate, high in efficiency and low in reproducing cost.

The invention discloses yellow-head catfish meat semen preserving fluid and a preparation method thereof. The yellow-head catfish meat semen preserving fluid is characterized by being prepared through the following steps: mixing 0.5-1.5% of trisodium citrate, 1.5-3.5% of glucose, 0.1-0.3% of sodium bicarbonate, 0.02-0.04% of potassium chloride and deionized water in percentage by mass volume, putting the mixture into a magnetic stirrer, stirring for 3-15 minutes, and determining the volume after sufficiently dissolving. Tests show that if yellow-head catfish meat semen is preserved in the preserving fluid for 8 hours at normal temperature, 100% of sperms have the activity after being activated, and the fertility rate is 98% when the sperms are used for fertilization; if the semen is preserved for 14 days at the refrigeration condition of 4 DEG C, 100% of the sperms have the activity, and the fertility rate is 95% when the sperms are used for fertilization.

The invention mainly aims at providing a cabbage type rape parent seed multiplication method which can not only ensure purity but also realize higher multiplication yield and lower cost. The method comprises the following steps of: sowing rape parent seeds in March, and controlling the growth temperature at 15-25 DEG C; transplanting in April, selecting the region with the altitude of above 1000m in Yangtze River valley in the south of Qinling-Huaihe Line in China as a transplanting region, adopting a plastic film for coverage, and breaking the film for transplanting; and enabling progenitive rape parents to bloom in May-June and mature in July-August. According to the invention, the high-altitude low-temperature region of the Yangtze River valley is substantively selected, the sowing is performed in spring, and a means for promoting growth is simultaneously adopted, so that the growth and development of plants can be ensured, and simultaneously, the flowering phase of the plants can be significantly staggered with the flowering phases of similar plants, thus the mixing can be avoided. The parent seed multiplication has good economy and high yield, and the method provided by the invention has extensive popularization and application values.

The invention belongs to the field of biotechnology breeding, and specifically relates to a wild cabbage BoMS1 gene and an application thereof to preparation of sterile materials. The invention provides a wild cabbage BoMS1 gene namely a key gene for controlling wild cabbage males to be sterile, the expression of the wild cabbage BoMS1 gene is lowered through an RNAi technique, and further a genetically modified male sterile plant system is prepared, so that the problem that heredity weakness risk exists because single ogura CMS single sterile resources are massively depended when wild cabbagefirst filial generation variety breeding is performed in a male sterile way is solved. The expression of the wild cabbage BoMS1 gene and the expression of a wild cabbage SRK gene are lowered throughthe RNAi technique, and the genetically modified male sterile system which is compatible with blossoming hybridization of a maintenance line is prepared. Through the adoption of sterile strains prepared according to the method, the problem that the propagation of the maintenance line needs artificial bud pollination is solved, and the propagation cost of wild cabbage male sterile systems is lowered; a non-genetically modified male sterile system which is compatible with blossoming hybridization of the maintenance line is further prepared through simultaneous mutation of the wild cabbage BoMS1gene and the wild cabbage SRK gene.

The invention discloses a leaf bud cutting and seedling raising method of cotoneaster multiflorus. The leaf bud cutting and seedling raising method comprises the steps of preparing a cutting base material and a rooting agent, preparing shoots for cutting, treating the shoots for cutting, cutting and the like. The method disclosed by the invention is simple and convenient to operate and feasible, is low in cost and has simple technical requirements.

The invention relates to a circular flower cultivation container, and belongs to the technical field of flower planting. The circular flower cultivation container includes a circular bottom, and a stretchable cylindrical wall which is arranged on the circular bottom; the circular bottom is provided with a water hole; the cylindrical wall is provided with a plurality of wrinkles; and the wrinkles form grooves or bosses which are parallel to each other and pass through the circular wall. The circular flower cultivation container can automatically adjust the size of the container, can meet the demands of the root system growth condition and fertilizer and soil during different stages of flowers, can avoid container-changing, and can save the cost of flower reproduction.

The invention relates to a flower stand with telescopic flower pots, and belongs to the technical field of flower planting. The flower stand with the telescopic flower pots comprises a support, carrying plates and rectangular flower cultivation vessels carried by the carrying plates. Each rectangular flower cultivation vessel comprises two side plates, wherein the two side plates are connected through an extension part. Each extension part is composed of two side portions on the side faces and a bottom on the bottom face, wherein water holes are formed in the bottom, and a plurality of wrinkles are arranged on the side portions and the bottom. Grooves with the outline matched with the maximum outline of the extended bottoms are formed in the carrying plates, the rectangular flower cultivation vessels are placed in the grooves, and the side plates can slide in a range limited by the grooves. The flower stand with the telescopic flower pots is suitable for carrying the rectangular flower cultivation vessels, omits the tedious step of replacing flower pots and reduces the flower propagation cost.

The invention discloses a method for culturing aphidiidae by using potatoes as hosts. The method comprises the following steps: culturing host potato seedlings, transplanting the potato seedlings to a potato aphid room, inoculating 10-11 potato aphids to true leaves of each potato plant when 5-6 true leaves of each potato plant grow up, enabling the potato aphids to spread and reproduce naturally, moving the potato seedlings into an aphidiidae room, inoculating aphidiidae into the aphidiidae room, and promoting the aphidiidae in the aphidiidae room to lay eggs for parasitism inside the potato aphids, thereby obtaining stiffened potato aphids. By adopting the method that potatoes are adopted as the hosts to culture aphidiidae, the reproduction cost can be greatly lowered when being compared with that of a method that cigarette seedlings are adopted as the potato aphid hosts since the potatoes are low in cost, rapid to grow and high in potato aphid reproduction rate.

The invention relates to the technical field of planting and discloses a treatment method capable of improving germination ability of hibiscus hamabo. The treatment method includes: soaking, vacuum heating, blending seeds, and accelerating germination. The method is simple, convenient to operate and needless of high-temperature treatment, hibiscus hamabo seeds can germinate after 8-9 days of germination accelerating, and germination rate reaches 53.7%, so that propagation efficiency of the hibiscus hamabo seeds is improved obviously, and propagation cost is saved greatly. The seeds are put ina compound enzyme solution for soaking to damage tissue structure of seed husks, so that the seeds are promoted to absorb outside nutritional ingredients, and growth of radicle and germ is promoted; the seeds after being soaked are put into a vacuum rotary evaporator for vacuum heating to damage activity of dormant substances, so that seed dormancy is broken, seed protoplasm activity is improved,and seed germination is accelerated; a seed dressing agent is added into the seeds after vacuum heating, nutrition is rich, molding and rotting of the seeds are avoided, growth of the seed radicle andgerm is promoted, seed germination is accelerated, and seed propagation efficiency of hibiscus hamabo is improved.

The invention discloses a method for promoting cuttage survival of ficus tikoua bureau. The method includes steps: soaking branches of ficus tikoua bureau in ABT2 solution, then subjecting cuttings officus tikoua bureau to cuttage in a medium, and thoroughly watering. The method has advantages of high cuttage survival rate, low propagation cost, high strong seedling rate and effectiveness in promotion of cuttage survival of ficus tikoua bureau and promotion of development of the ficus tikoua bureau industry.