288 results about "Seed tree" patented technology

The invention belongs to the technical field of polymer material synthesis and preparation, relating to a star-shaped comb butadiene / styrene segmented copolymer, which is characterized in that the copolymer has the following structure: An-C, wherein A is the butadiene / styrene segmented copolymer, C is star-shaped seed tree coupler residue which is an epoxidation liquid star-shaped copolymer, n is branching degree which is larger or equal to 3, the number average molecular weight of the star-shaped comb segmented copolymer An-C is 5*10<4>-50*10<4>, the number average molecular weight of the segmented copolymer A is 1*10<4>-15*10<4>, the content of styrene is 55 percent to 85 percent (weight percent, same below), the content of butadiene is 15 percent to 45 percent, the content of 1, 2-structure is less than 30 percent (weight percent, which is counted by 100 percent of the total amount of monomer butadiene). The synthesis has the effect and benefit of simplifying the synthetic route of the star-shaped comb butadiene / styrene segmented copolymer, which can be widely applied to the preparation of the star-shaped comb butadiene / styrene segmented copolymer.

The invention relates to a method for cutting propagation by utilizing lithocarpus polystachyus epicormic branches. The method is characterized by comprising the working procedures of cutting bed preparation, cutting slips acquisition and processing, cutting and post-cutting management, cutting in a seedling raising garden by utilizing the lithocarpus polystachyus epicormic branches, and obtaining high-quality lithocarpus polystachyus nursery-grown plants through controlling illumination, relative humidity and water content of a substrate. The method utilizing the lithocarpus polystachyus epicormic branches belongs to a vegetative propagation means, and has the advantage of being capable of maintaining excellent characteristics of seed trees. Compared with sowing seedlings, the cutting seedlings are obviously increased in growth speed, large in growth amount and high in adaptability in the initial stage after being planted. The method is simple and feasible, high in efficiency, low in cost, high in propagation speed and high in propagation coefficient, the characteristics of excellent strains can be well maintained, limitation to the time and the season is avoided, the propagation efficiency and continuity are facilitated, and the method can be directly applied to actual production and has better economic benefits, social benefits and ecological benefits.

The invention provides a cuttage and propagation method of a twig of cyclocarya paliurus, which comprises the following steps: (1) cutting trunks and promoting the germination of a scion seed tree from the middle ten days of March to the middle ten days of April; (2) cutting a semi-lignified twig as a cutting spike from the first ten days of June to the first ten days of August, wherein the length of the twig is 10cm to 15cm, 5 to 6 small leaves are remained at the upper part of the twig, and the lower end of the twig is cut into oblique section; (3) dipping 500mg / L to 800mg / L of paste-like root growing agent of indolebutyric acid at the positions of 3cm to 4cm of the lower end of the cutting spike; (4) inserting the cutting spike in a light substrate consisting of carbonized pine bark and sawdust, wherein the cuttage depth is 4cm to 5cm; and (5) shading the cutting spike by a black sunshade net with the shading degree of 50% to 70% after the cuttage, and spraying and moisturizing the cutting spike by adopting an intermittent spraying method. 60 days after the cuttage, the rooting rate reaches over 80%. The method is simple and practical to operate and is suitable for large-scale cuttage; seedlings can effectively keep the excellent inherited characteristics of the seed tree; moreover, the effect of the quick vegetative propagation of improved seeds can be achieved.

The invention discloses a propagation method of a lithocarpus polysachyus rehd young stock grafting container-grown seedling. The propagation method comprises the operation steps of young stock cultivation and grafting propagation, and is characterized in that a common lithocarpus polysachyus rehd seed is selected, is immersed for one day before being sowed, is dressed by a dipterex solution and then is stored in wet sand, the germinant seed is taken out from the wet sand and is used for culturing a stock in a container for seedling growth, after the nursery stock comes out of the ground, water and fertilizer management and plant diseases and insect pests prevention and control are reinforced, when the ground diameter of the young seedling reaches up to more than 0.3cm, the young seedling can be used for grafting, a half lignified branch is collected from an excellent lithocarpus polysachyus rehd seed tree and serves as a cutting for grafting, a cut-grafting method is adopted for grafting, when young sprouts come out from the cutting, a plastic film is uncovered, sprouts growing on the stock are timely removed, and fertilization application is stopped when winter comes, so that the grafted seedling is enabled to be fully lignified, and the grafted seedling can be taken out of a garden for forest planting in the spring next year. The method is capable of keeping the excellent characteristics of the seed tree, is high in survival rate, is simple and convenient, is easy to popularize, and is suitable for large-scale production and operation for a leaf forest of dwarfing and intensively cultivated lithocarpus polysachyus rehd.

The invention relates to a process for cutting thick branches of golden camellia. The process comprises the steps of (1) applying fertilizer to a seed golden camellia; (2) conducting gibberellin treatment on the seed tree, wherein gibberellin is sprayed on leaf surfaces of the seed tree; (3) conducting lateral branch girdling treatment, wherein a lateral branch is selected for girdling, an ABT rooting powder solution is daubed on a girdling opening, and the girdling opening is wrapped in a plastic cloth; (4) conducting cuttage branch shearing and pretreatment, wherein the cutting branch is cut, soaks in the ABT rooting powder solution for 5-15h and then is sterilized; (5) conducting seed bed building and cuttage, wherein peat soil is laid firstly for bottoming, then acid red soil is laid, finally, granular perlite particles are laid, and cuttage is conducted as per the conventional method; and (6) conducting cuttage nursery garden management. The process for cutting thick branches of golden camellia has the advantages that the cuttage branch rooting time can be brought forward, the cutting seedling survival rate can exceed 95%, the transplanting rate can exceed 90%, the operation is simple, the large-scale intensive breeding production of golden camellia seedlings can be facilitated, and the breeding speed of the golden camellia can be accelerated.

The invention discloses an air layering breeding method for chaenomeles speciosa, and belongs to a breeding method for the chaenomeles speciosa. The air layering breeding method comprises steps as follows: step A, skin girdling; step B, wound wrapping; step C, shearing from a parent body; and step D, planting: a plastic membrane arranged on a mud ball in a covering manner is removed, the root of a branch sheared from the parent body is disinfected and plated together with the mud ball on a planting field, soil on the planting field is used for completely covering the mud ball at the root of the branch, and then root fixing water is poured. Under the condition that the shape of the chaenomeles speciosa plant is not destroyed, the suitable branch is selected directly for accomplishing seedling raising on a tree, the seedling raising period is shortened effectively, the branch which is to be sheared on the chaenomeles speciosa plant can be selected for seedling raising, the branch to be sheared can be used effectively, and waste is changed into valuable; and rooting is accomplished on a seed tree, so that the survival rate of seedlings after field planting is improved greatly and normally can be higher than 95%, and the rate of bred commercial seedlings can be higher than 90% when measures such as auxiliary support, container transformation and the like are combined.

The invention discloses an overhead-layering rapid propagation method of camellia chrysantha seedlings and belongs to the technical field of camellia chrysantha propagation. The method is characterized by including the steps of (1) seed tree branch selection, (2) branch girdling, (3) medium treatment, (4) medium wrapping, (5) post-layering management and (6) plant shearing and planting. The overhead-layering rapid propagation method of the camellia chrysantha seedlings is easy and convenient to implement, short in seedling growing time, high in rate of survival and suitable for camellia chrysantha propagation.

The invention discloses a Japanese maple air layering propagation method which includes selecting a seed tree, selecting branches, air layering, forming new trees, and transplanting new trees. The method has the advantages that the branches, grown 2-3 years, on a growing Japanese maple are used for air layering, allowing the branches to grow on the seed tree in a nutritious manner for 65-72 days, and forming a root system at the ringing cut; the branch rooting rate is 80%, and the transplanting survival rate can reach more than 78%; the air layering propagation method can keep the excellent hereditary features of the seed Japanese maple; the method is simple in technology, convenient to operate, low in cost, high in survival rate and important for Japanese maple seedling fast propagation.

The invention relates to a bud stock grafting method of Australian nuts. The grafting method comprises the following steps of: using Australian nuts for dibbled planting and culturing seedling sprouts of the nuts as bud stocks, using one-year-old branches which are lignified on the seed tree of Australian nuts as scion and grafting the branches on the bud stocks, temporarily planting the bud stocks in nutritional bags, planting the obtained nutritional bags with bud stocks on a seedling bed with shade net sheds and mulching film convex sheds and controlling the temperature and relative humidity in the sheds. The bud stock grafting method fully exerts the characteristics of strong regeneration capacity and vigorous growth of young tissues of the bud stocks, and effectively overcomes the defects that the forming layers of the young seedling stocks of the nuts are thin and the growth and coalescence are harder with the scions and grafting survival rate is low, thus greatly improving the grafting survival rate of the Australian nuts by more than 20 percent, shortening the period of out of nursery by more than one year, reducing the culturing cost of seedlings and increasing the economic benefit.

The invention discloses an elite breeding method for tea-oil trees. The elite breeding method comprises the following steps: drying harvested ripe tea-oil tree fruits in the shade for 2-3 days and selecting big and full seeds with the size of 380-440 grains per kilogram; taking out the seeds in March and April and sowing the seeds on a prepared sand bed surface, i.e. arraying the seeds on the sand bed surface one by one and not overlapping the seeds, wherein the thickness of a sand bed is 20cm-25cm; then paving sand with the thickness of 3cm-4cm on the seeds after sowing the seeds and covering the seeds; slightly pressing on the sand; watering for one time to be permeable; usually watering to guarantee that the seeds have enough water when germinating; when most bud seedlings are about to come up and do not expand leaves, taking out the bud seedlings to be used as stocks; selecting thick and solid spring tips without plant diseases and insect pests and with full buds and leaves of the current year on a good seed tree to graft; grafting from the middle ten days of May to the end of June; when one year seedlings grow, the height of the seedlings is more than 45cm and root systems are developed completely, transplanting in a planting large field. The elite breeding method for the tea-oil trees has the advantages of good quality, high yield, stable yield and strong resisting capability to the plant diseases and insect pests.

The invention discloses a short-scion cutting propagation method for star anise. The short-scion cutting propagation method comprises the processes of seed tree management and culture, collection and processing of scions for cutting, cutting and management after cutting. The method comprises managing and culturing 11-year to 14-year excellent clonal grafting dwarf star anise seed trees artificially cultured in a nursery, collecting and pruning scions of 4cm to 6cm, performing cutting of the scions in a cutting bed with a cutting medium, and obtaining star anise cutting seedlings by controlling illumination in the cutting bed, relative humidity and water content of the medium. The scions obtained by the propagation method are excellent and pure in quality, take root easily, are low in cost and simple to operate, propagate rapidly, are high in propagation coefficient, and maintain characteristics of excellent clonal star anise varieties. The cutting seedlings are resistant to drought, waterlogging, wind and pest and disease damage and high in low-temperature resistance and fruit early, a tree crown is dwarf, fruit harvest is facilitated, and the cutting seedlings has good economic benefit and social benefit.

The invention belongs to the technical field of the vegetative propagation and seedling cultivation technique for plants and particularly relates to a method for increasing the cutting rooting rate of pecans. The method for increasing the cutting rooting rate of pecans comprises the steps that a cutting shoot well cut from a seed tree is soaked in rooting powder processing liquid, ultrasonic treatment is conducted on the cutting shoot through an ultrasonic cell crusher at the same time, and then the cutting shoot is inserted into a matrix, wherein the power of the ultrasonic cell crusher ranges from 200 w to 300 w, ultrasonic treatment is conducted for 5 s to 7 s each time, the interval between every two sequential times of ultrasonic treatment is 5 s to 7 s, the total time of ultrasonic treatment is 2 min to 4 min, the temperature of the matrix ranges from 20 DEG C to 28 DEG C, and the water content of the matrix ranges from 20% to 40%. The method for increasing the cutting rooting rate of pecans has the advantages that the time is short, the rooting rate is high, and the number of cottage batches is large.

The invention relates to a tunnel half-shading green branch cuttage and propagation method of large reed-leaf cherries and Teng county red cherries, comprising the following steps: making a cuttage bed by using sandy loam as a ground substance ; making a tunnel by using an agricultural film, thin bamboo poles or mocks; covering the film of the tunnel by using a sun-shading net for shading; selecting cherries in winter and spring-heated greenhouses as cutting seed trees, wherein one cutting wood is three nodes having four buds about 10 to 15 cm in general, the distance from apical buds to pruning wounds is from 0.5 to 1cm, 1 / 2 to 1 / 3 of leaves are reserved on a top leaf, and the roots are cut into a shape of a horse ear; putting the cutting wood into a 800-time carbendazol solution for sterilization and moisture preservation after being cut; watering the slotter by using the carbendazol solution for primary soil sterilization and then punching holes by using small bamboo sticks when in cuttage; fully watering by using the carbendazol solution after cuttage, wherein the humidity in the tunnel is kept more than 85%; hardening off seedlings when finding the growth of new leaves in 26th day after cuttage and then uncovering the film for removing the tunnel after a week; shifting to the normal nursery management after uncovering the tunnel, i.e. weeding, watering, fertilizing, preventing and curing plant diseases and insect pests and the like. The invention has the advantages of high nursery stock breeding rate, high transplanting survival rate, no crown gall, vigorous growth, early fruiting, easy fertility and easy popularization.

The invention provides a method for cultivating caesalpinia sappan linn in a karst region. The method includes the steps of seed collecting, seed processing, seedling cultivation and forestation tending, select trees are selected as seed collecting seed trees, seeds are collected to be processed, the seeds are placed in a container for cultivating seedlings, wherein a seedling growing substrate is contained in the container, the seedlings leave from a nursery to perform forestation, and a new forestation land is managed in a tending mode. Non-woven cloth seedling growing bags are adopted for cultivating the seedlings, seedling transplanting, root excision, level-to-level management, full exposure seedling exercising, water-retaining agent and base fertilizer layering applying, shaping, pruning, apical bud cutting after autumn comes and other technological processing are performed, adaptability of the seedlings is high, the survival rate of forestation is high, growth is rapid, and the method is widely suitable for tropical and south subtropical karst regions and has good economical benefits, social benefits and ecological benefits.

The invention relates to a grafting method of myrica rubra Dongkui and candleberry. The grafting method comprises the following steps of: firstly selecting scions and root stocks, wherein the scions are obtained by scissoring strong myrica rubra Dongkui which is 7-15 years old and is excellent and pure in variety, during scion plucking, selecting branches at the middle upper parts of the peripheries of the crowns of seed trees, which are fully mature and robust and have plump bud eyes, after plucking the scions, immediately cutting out leaves, and only leaving leaf stalks; scissoring 1-5cm thick overgrowing branches from candleberry trees serving as the root stocks, wherein the candleberry trees grow in soil with the pH value of 7-11 and are 4-5 years old; grafting after selecting the scions and root stocks, grafting the 1-3cm thick root stocks by adopting a cut-grafting method, and grafting the 3-5cm thick root stocks by adopting a cleft graft method; and the grafting combination of the myrica rubra Dongkui and the candleberry can enable the myrica rubra Dongkui to grow in saline-alkaline soil with the pH value of 7-11, thereby enlarging the planting range of the myrica rubra Dongkui.

The invention discloses a cutting seedling method for malus toringoides. The cutting seedling method for the malus toringoides comprises the following steps of treating a cutting bed; laying cobblestones under the cutting bed; laying a window gauze on the cutting bed; laying mixing materials comprising nutrient soil and perlite on the window gauze; sterilizing soil; shearing semi-lignified branches, which grow normally, are not affected by plant diseases and insect pests and have plump buds, from a malus toringoides seed tree with the age about 10 years; timely bringing back the branches and manufacturing cutting slips; performing earlier-stage treatment on the cutting slips and performing cutting; and performing management after cutting. By using the cutting seedling method, the operation is simple, the yield is high, requirements on production of nursery-grown plants of the malus toringoides can be met, and the nutrient soil 3 and the perlite 1 serve as a cutting medium which is loose and breathable, has rich nutrition and can provide nutrition for the nursery-grown plants during earlier-stage growth. After the cutting slips are rapidly dipped in 1200mg / L of naphthaleneacetic acid liquor, cutting can be directly performed on the cutting slips, the cutting time is shortened, and the work efficiency is improved; the cutting yield is higher than 90%; the nursery-grown plants grow healthily and strongly; and the excellent performance of the maternal malus toringoides is kept. Compared with a seed raising method, the cutting seedling method has the advantages that cutting propagation is not limited by seasons, branches can be treated by cutting immediately after being shearing from the tree, and the operation is simple and feasible.

The invention provides a propagation method for grafting Camellia tamdaoensis Hakoda et Ninh onto camellia maozi. The propagation method comprises the steps of carrying out management cultivation of a camellia maozi nursery stock as a stock seed tree and the imported Camellia tamdaoensis Hakoda et Ninh nursery stock as a cutting seed tree, respectively, grafting the Camellia tamdaoensis Hakoda et Ninh cuttings on the camellia maozi cutting seedlings, and controlling the light, the relative humidity and the matrix moisture content in the nursery, thereby obtaining Camellia tamdaoensis Hakoda et Ninh grafted seedlings. The propagation method is characterized in that based on the excellent stock seedling application characteristics of the camellia maozi such as many branches, high germination power, thick and easily strippable bark, and high adaptability to natural environments of drought, flooding, acids, bases, salt and high temperatures, the Camellia tamdaoensis Hakoda et Ninh which is beautiful in leaf shape, flower and crown shape and high in ornamental value and garden development value is grafted on the camellia maozi, the grafting survival rate can be more than 98%, propagation can be expanded rapidly, the propagation coefficient is high, a large quantity of Camellia tamdaoensis Hakoda et Ninh seedlings can be obtained, and after about 5-6 months of management and protection, the grafted seedlings grow as high as 50-60cm.

The invention discloses a wedge-shaped scion grafting propagation method for olea europaea L.. The method includes the steps of stock selection, scion collection, scion treatment, scion storage, grafting and management after grafting. The method includes the specific steps that annual or biennial seedlings or cutting seedlings which are robust in tree body growth, intact in trunk, free of pest and disease damage and high in land adaptability and affinity are selected to be used as the stock; the middle and upper portions of the peripheries of crowns of good-variety adult plants which are high in yield, stable in yield, robust in growth and free of pest and disease damage are collected, lignified and straight-through growth is achieved, and annual or biennial branches with full leaf buds are selected to serve as scions; splitting openings are pried open through a cleft grafting cutter, the scions are slightly inserted into stock slit gaps, and scion forming layers are made to align stock forming layers; the upper ends of the scions are scabbed in crude by 0.2-0.5 cm; connectors are wrapped upwards by plastic thin-film bars from the lower portions of the connectors after the scions are inserted. The survival rate of olea europaea L. seedlings grafted through the method reaches up to 80%, the good properties of seed trees are kept and continued, the stress resistance and adaptability of olea europaea L. nursery-grown plants can be improved obviously, the tree vigor can be recovered, and varieties can be updated.

The invention discloses a method for culturing seedlings of Phoebe bournei by a light soil type mixed matrix, which comprises the procedures of collecting seeds, sowing seeds, preparing the matrix, transplanting and culturing seedlings. The method comprises the following steps of: sowing seeds from strong and good seed trees which are more than 20 years old into a sand bed; transplanting seedlings into a plastic cup filled with the light soil type mixed matrix including 30-40 parts of yellow soil, 40-50 parts of coconut husk immersed dry material, 14.75-24.5 parts of pond sludge and 0.25-0.75parts of calcium magnesium phosphate fertilizer; cultivating the seeds to obtain good and strong Phoebe bournei seedlings with the height of more than 31-40 cm; and transplanting the seedlings to carry out the forestation. The seedling culturing matrix of the method provided by the invention has good water conversation performance, good fertilizer conversation performance and complete nutrition, the surface is not easy to harden and fewer weeds are existed; the cultivated seedlings are thickset, the growth is fast, the time for culturing seedlings is shortened, the survival rate of the forestation is high and the recovering stage of the forestation is short, so that the method is adapted to the requirement of accelerating a planted forest of the rare and endangered species Phoebe bournei,and has better economic benefits and social benefits.

The invention provides a seedling breeding and cultivation method for excoecaria agallocha of mangrove plants. The method comprising the following steps that A, the land nearby a mud flat high-tide zone is selected as a nursery garden, the land is leveled, a drainage field ditch is formed, and disinfection is carried out; B, plants with the plant height not smaller than 3 m and without plant diseases and insect pests are selected as seed trees, and excoecaria agallocha fruits with the full form and yellow peels are harvested in June to August on the Gregorian calendar; C, harvested and disinfected excoecaria agallocha seeds are directly seeded in a substrate of the nursery garden, and sunshade treatment is carried out; D, alternate domestication is carried out through sea water and fresh water; E, after the excoecaria agallocha seedlings grow to 0.5 m to 1.5 m, transplantation and seedling toughening are carried out. The method has the advantages that cost is low, the seed germination rate is high, the transplantation range of the excoecaria agallocha is expanded, the seedling survival rate of the excoecaria agallocha seedlings is improved, and the wide development prospect is achieved.

The invention relates to a walnut tree breeding method and provides a rapid breeding method for walnut improved varieties. The method comprises the processes of rootstock breeding, improved-variety scion breeding, grafting and field management after grafting. The rootstock breeding process includes that soil deep ploughing is carried out in winter in the current year, bedding and seeding are carried out after unfreezing in spring in the next year, and a walnut tree seedling is cultivated. Compared with a traditional grafting method, the rapid breeding method is characterized in that 1) when improved-variety seed trees or cutting orchard young sprouts grow to 30-40cm, 3-4 buds are reserved, pinching is carried out, and thin and weak buds on base portions of branches are removed in time after pinching and sprouting; 2) the grafting is carried out when the thickness of the walnut tree seedling 20cm away from the ground reaches more than 0.7cm. According to the rapid breeding method for the walnut improved varieties, new breakthroughs of current-year seeding, current-year grafting and current-year transplantation of walnut breeding are achieved, transplantation and garden building are higher than common grafting and breeding than 1-2 years, the problem of overhigh production cost of walnut tree planting is resolved, the step of walnut variety improving can be quickened, economic benefits are produced as soon as possible, and industrialized development of walnut planting is facilitated.

The invention discloses an Acer palmatum 'Butterfly' twig cuttage propagation method. The method includes the following steps that firstly, matrixes of a seedbed are disinfected, wherein before cuttage, the matrixes of the seedbed are disinfected through a potassium permanganate solution with the concentration being 3-8%; secondly, shoots are collected, wherein annual shoots of Butterfly seed trees are collected, and the thickness of the shoots ranges from 0.2 cm to 0.4 cm; thirdly, the shoots are processed, wherein the shoots are cut into short shoots with the length ranging from 6 cm to 8 cm, upper pruning wounds are horizontal sections, lower pruning wounds are short bevels, and the joint distance ranges from 0.3 cm to 1 cm; fourthly; the cuttage shoots are disinfected, wherein the cuttage shoots are placed in a potassium permanganate solution with the concentration being 0.5-1.5% to be disinfected; fifthly, hormone treatment is performed, wherein the cuttage shoots are placed in a solution in which hormone is added for 1.5-2.5 h; sixthly, cuttage is performed, wherein the cuttage density is planting distance ranging from 2 cm to 3 cm, line spacing ranges from 5 cm to 8 cm, and the cuttage depth is 1 / 3 of the length of the whole cuttage shoots; seventhly, the environment is controlled, wherein a full-automatic spraying system is adopted, and disinfectors are sprayed once every other 5-7 d after cuttage; eighthly, transplantation is performed. The propagation method is high in propagation speed and easy to operate and has a good promotion function on increasing the propagation coefficient of Acer palmatum 'Butterfly' which is a good variety and enlarging the seed seedling propagation number.

The invention provides a seedling raising method for litchis, and belongs to the technical field of agricultural planting. The seedling raising method comprises the steps of rootstock planting, scion collection and treatment, grafting operation and management after grafting. Rootstock treatment comprises the steps that liquid nitrogen is adopted to store wild litchi seeds, irradiation treatment with microwaves is conducted twice, sowing is conducted after the seeds are soaked with auxin, and therefore rootstocks with a high survival rate are obtained; the scion treatment is to spray the auxin and a protective agent on seed trees, and the grafting operation is conducted after scions are soaked with a nutrient solution; sealing is conducted by fresh mosses after grafting. The seedling raising method for the litchis has the advantages that the survival rate of grafting is relatively high, and raised litchi seedlings have a high yield.

The invention discloses a short sprout cutting seedling culturing method of an organic tea plant. The general characteristics of a female parent can be kept through a vegetative propagation method, and the specific method comprises the steps of: selecting a female parent region; cutting out chicken-claw-shaped branches as well as thin and delicate branches on fluffy surfaces of the organic tea seed trees after spring tea is picked; trimming to enable strong and thick branches to be given off; protecting the female parent trees, cultivating the land, selecting cutting strips, cutting, building an overshadow net, and additionally arranging a protective film and hormones to control soil. The short sprout cutting seedling raising method of the organic tea plant reduces labor as one person can manage five to ten mu rather than only one mu, reduces production cost, achieves high survival rate of transplanting and fast growth as the roots of the tea seedlings are well developed, shortens culturing period, and achieves 100% purity of variety.

The invention relates to a method for seedling nursing and cultivation of blinding trees, which comprises the following steps: selecting seeds from a seed tree aged more than 10 years, taking the seeds growing into chocolate brown as a mature standard of the blinding trees, adopting wet sand for pregermination after seed selection, uniformly mixing 1 portion of seeds with 3 portions of wet sand, placing the mixture at a ventilation point, 1-2 days later, immediately sowing when the seeds begins to turn into white; furrowing shallow ridges on a seedbed for drilling according to a row distance of 15-20 cm, or uniformly broadcasting the seeds on the seedbed, and covering burnt soil or fine sand with the thickness of 7-8 cm after broadcasting, wherein the planting season is may to June, and the planting density is 4*15m or 4*4m; and cutting off lateral branches or leaves at the lower parts of seedlings before lifting, reserving 3-4 leaves at the upper part, and cutting off one half of each leaf. The method is simply and easily learnt, easily understood and easily operated, is a practical technology capable of being rapidly and skillfully mastered and applied, can greatly improve the survival rate and the outplanting rate, reduce the input cost, and increase the economic benefit.

The invention provides mineral plant nanometer composite powder for releasing anions for odor removal and formaldehyde removal. The mineral plant nanometer composite powder has a good use function andcomprises major ingredients taken from natural mineral materials. The major ingredients are ground to reach the fineness being 1250 meshes or higher and are combined with plant powder capable of releasing anions, so that the anions can be released; the functions of emitting far infrared rays, killing the bacteria, performing disinfection, eliminating smell, purifying the air, calming the mind, refreshing the mind and brain and enhancing the immunity are realized. Wide application values are realized. The plant fine powder is obtained by using plants with the specific aromatic substances, selecting the leaves and the necks of the needle leaf plants and the flowers, leaves, roots, bark, fruit, seeds, resin and the like of herbaceous plants, and performing drying and grinding. The effects ofpurifying the air, killing bacteria and providing the cell nutrition are achieved. The mineral materials with the effects of balancing the body and mind, enhancing the immunity and the like are mainly taken from tourmaline, opal, river pebbles, Yellow River jade, far infrared stone, chitin powder and the like. The main functions of releasing the anions, emitting far infrared rays, purifying the air, calming the mind, easing pain, performing hypnotism, refreshing the mind and brain, lowering the blood pressure, enhancing the immunity and the like are achieved.

The invention relates to a tissue culture method of fargesii. The method comprises the following steps of: acquiring annual produced branches of a fargesii seed tree, and sequentially carrying out branches hydroponic sprouting, asepticizing, buds inducing and multiplying, adventitious bud rooting culturing, hardening-seedling, and transplanting to obtain fargesii tissue cultured seedling. After the tissue culture method is used, the specific, robust and plant diseases and insect pests-free fargesii female parent is selected, a large batch of high-quality fargesii tissue cultured seedling can be obtained within a short time through a specific tissue culture technique and a specific culture condition, so that the scientific research and production requirements can be met; compared with the other breeding methods, the tissue culture method needs less female parent materials, 1-2 stem(s) can be bred on a large scale, the good properties of the female parent can be preferably kept, the seedling is transplanted to outdoors, and the rate of survival can be more than 95%; the tissue culture method is quick in breeding speed, good in nursery stock quality, and high in emergence rate; and the stock and the cion do not need to be bred, so that the floor space can be greatly reduced, and the labor cost and the management cost can be reduced.

The invention discloses a Chinese lace bark pine seedling growing method comprising the following steps: 1, seed acquisition and processing: selecting a strong 35-45 year forest tree with good trunk shape and no insect disease as a seed collection seed tree, using an improved sand storage method to process the seeds, removing the processed seeds, sinking the seeds with potassium permanganate solution, and finally doing accelerating germination; 2, sowing and seedling growing: selecting a seedling bed, applying a base fertilizer, ploughing, raking and ridging, building a shed, using a shield net to seal the shed, and using a plastic film to seal the outer layer of the shed, paving a mixture formed by biogas residue, vinegar residue and wet sands on the seedling bed, doing soil disinfection on the seedling bed, and sowing the seeds after 10-12 days; 3, seedling stage management. The method is simple and doable, low in condition dependency, can product trees in more regions, thus providing more obvious economic effect and social effects; the method can obviously improve emergence rate and seedling survival rate, can relatively reduce a seedling growing period, can do the seedling growing process in an early stage, and can improve nursery stock disease resistance ability.

The invention discloses a cultivation method for promoting santalum album to grow into useful timber early and high yield. The cultivation method comprises the steps as follows: A, selecting healthy santalum album seedlings propagated by seeds of healthy and mature seed trees and cultivated with parasitism of kuhnia rosmarnifolia vent; B, selecting an area where bananas can be planted as a planting area; C, loosening soil and digging holes in the selected area according to the pH of land; D, applying mixed farmyard manure in dug pits to serve as a base fertilizer; E, planting the healthy santalum album seedlings in the dug pits; F, appropriately watering dilute manure water or a nitrate nitrogen compound fertilizer dilute solution with the concentration of about 1:300 after planting for 15-20 days; and the like. According to the cultivation method, existing seedling cultivation is inherited as the basis, according to the nature of the survival of the santalum album, artificial and natural conditions are fully used and combined, the planting method of guide, control and gradual removal of parasitism is further adopted, and the survival mode that the santalum album depends on parasitism is changed thoroughly, so that the santalum album grows into the useful timber early and is high in density; and the operation is simple and convenient, and the method can be promoted for large-scale industrialization.