112results about How to "Many roots" patented technology

The invention provides a method which is applied to direct sowing and seedling of yellow ginger seeds in large scale in a greenhouse. The method comprises the following steps of place selection for anursery garden, pretreatment of seeds, uniform sowing in greenhouse surface after dividing the compartment, prophase management after seedling emergence, middle-later period management after seedlingemergence, transplanting after seedling emergence, and the like, wherein three scientific nutrient solution compounding are used in the management after seedling emergence and the transplanting afterseedling emergence, thus providing reasonable nutrition proportion for each growth stage of the seedling and ensuring various nutrition elements required by the growth of the seedling. The method hasthe advantages of reducing the amount of pesticide, easily and conveniently obtaining seedling, having high utilization ratio of fertilizer, few broken roots, little workload, quick growth after transplanting with soil and capability of continuously breeding for more than 3 years by replacement of seedbed substrate and treatment of soil, improving the using efficiency of the greenhouse and reducing the production cost.

The invention relates to a large-scale seedling-culturing method for cultivating cassia sophera seedlings without bacterial infection by utilizing cassia sophera seeds in a direct seeding mode, which solves the problem that the existing seedling-culturing land has no selecting standard, and seedlings are low in sprouting percentage, high in infective rate of putridity at the seedling stage, dark in root system, small in earthnut, weak, high in death rate and low in survival rate after being transplanted. New sandy soil with good breathability or rice fields are utilized, a shell breaking machine is utilized to carry out partially shell breaking, and seeds are used for cultivating the seedlings in the direct seeding mode by means of prepared matrixes laid on a seed bed to reduce rice field. Mulching films are utilized to keep the temperature and the humidity of the ground. By spraying prepared nutrient solution by stages, needs for nutrient of the seedlings are met, environment is clean, the plant diseases and the insect pests are reduced, the seedlings are robust, root systems are strong and white in color, rhizomes are thick and strong, the infective rate of putridity is low, the survival rate after transplantation is high, operation is simple and convenient, and the seedling-culturing method is suitable for cultivating the cassia sophera seedlings in a large-scale mode. Strong seedlings can be cultivated more than zero point four million per mu, and the survival rate after the transplantation reaches to above 98%.

The invention relates to a novel carnation seedling culturing substrate and a preparation method thereof, belonging to the technical field of plant cultivation. The novel carnation seedling culturing substrate is characterized by comprising the following components in percentage by weight: 55-64% of earthworm manure, 10% of fermented coconut husk, 13-19% of vermiculite grains and 13-19% of pearlite grains. The novel carnation seedling culturing substrate has rich nutrition components and stable nature and the content of organic matter is high, so that sufficient nutrition can be supplied to flowers during the entire seedling culturing period. The flower seedlings cultured by using the novel carnation seedling culturing substrate have developed root system, thick and strong seedling stems, high survival rate after transplantation and strong applicability, can enter the flowering period in advance and have multiple anthodia, and the flowers grow vigorously. In the invention, the preparation process of the substrate is simplified, the quality of carnation plug seedlings is improved, the seedling culturing steps of fertilizer application and the like are omitted, and the cost is lowered.

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 provides a large-scale mappia pittosporoides direct seeding and seedling method. The method includes a series of steps such as nursery site requirements for mappia pittosporoides direct seeding and seedling, greenhouse erection and compartment division, seed pretreatment, seeding, management before germination, preliminary management after germination, seedling transplantation, field management after transplantation, etc. Seedlings obtained through the method achieve a low infection rate, high robustness, a high transplantation survival rate, as well as strong rootstocks; the operation is simple and convenient; the method is applicable for propagation technologies for mappia pittosporoides field seedling, and overcomes the limitations of the conventional seedling technologies.

The invention discloses a tissue-culturing and rapid-propagating method of dragon fruits, and in particular relates to the technical field of plant propagation. According to the invention, dragon fruit stems are used as explants; multiplication culture, elongation culture and rooting culture are respectively carried out. A multiplication culture method comprises the following steps of wetting the explants by using 70% alcohol, sterilizing and washing, and putting the washed dragon fruit explants on a 1 / 2 MS culture medium to pre-culture for one week; putting the pre-cultured dragon fruit explants in a culture medium A to culture for 28-32 d so as to obtain dragon fruit sprouts, wherein the culture temperature is controlled within (25+ / -2) DEG C; the illumination time is 12h.d<-1>; and the illumination intensity is 20001x. According to the invention, the dragon fruit sprouts are robust; regeneration seedlings are rapid in growth speed; the rooting number is high; generated roots are robust; the tissue-culturing and rapid-propagating method is a rapid-propagating technology of dragon fruits; raw materials used in the invention are wide in source and low in application cost; and industrialized, scale and intensive production of dragon fruit seedlings can be realized easily.

The invention mainly relates to a seedling growing method for promoting fast rooting of plant cutting slips under high-temperature and high-humidity conditions. The method includes the steps of seedling growing facility construction, facility internal environment control, nursery pond arrangement, stock plant cultivation and cutting slip collection, pre-processing of the cutting slips, cuttage and seedbed management, and transplantation of rooting seedlings. Through the adoption of the high-temperature and high-humidity extreme conditions combining with stimulation of slow-release rooting agents, the rooting rate and rooting quality of the cutting slips are improved. The roots are large in quantity and thick and strong, the sprouting time is obviously shortened, and production efficiency can be effectively improved. According to the method, the cutting seedlings do not have obvious seedling postponing period when being transferred to a land for growing field crops, the survival rate of transplanting reaches to 95-100%, the growth speed of the seedlings is obviously accelerated, and the seedling quality can be improved. The cutting seedlings are selected through the extreme conditions, new strains with better stress resistance and increment can be selected and cultured from the cutting seedlings, and the cutting seedlings are high in uniformity and facilitate the annual batch production of factories.

The invention relates to the technical field of wood tissue culture seedling raising in forest science, in particular to a Tamarix chinensis tissue culture and rapid propagation method. The method includes: acquisition of aseptic seedlings, with an involved medium containing 6-BA, IBA, GA, sucrose and agar; subculture: inoculating the aseptic seedlings into a subculture medium to conduct culture so as to obtain clustered shoots, with the medium containing ZT, IBA, sucrose and agar; rooting culture: inoculating the clustered shoots into a rooting medium containing IBA, NAA, GA, sucrose and agar to obtain rooted tissue cultured seedlings; and acclimatization and transplantation. The propagation method has high propagation coefficient and short propagation cycle, the obtained seedlings are strong and have a lot of root systems, and the survival rate of transplantation is over 96%. The method provided by the invention omits the strong seedling culture step in conventional methods, improves propagation efficiency, makes the Tamarix chinensis tissue culture and rapid propagation technology move towards production from laboratories, realizes large-scale production of Tamarix chinensis tissue culture seedlings, and provides technical support for promotion of Tamarix chinensis rapid propagation.

The invention provides an in vitro culture method for hybrid embryos of lilies. The method comprises the following steps of: peeling a hybrid embryo from an ovary swollen by fertilization for in vitro germination, and multiplying bulblets of the germinated hybrid embryo. The method can also comprise the steps of inducing the multiplied lily bulblets to swell and inducing to take root. The embryo age of the hybrid embryo is 60 to 70d after pollination. The in vitro culture method for the hybrid embryos of the lilies has the characteristics that: immature embryos have low pollution rate and high survival rate, seedlings have multiple multiplied bulbs, the bulbs have high swelling speed, and the seedlings take multiple roots; and the method can be used for high-efficiency in vitro culture ofthe hybrid embryos of the lilies.

The invention relates to seedbed soil for the dry-seeding and sparsely-transplanting seedling cultivation of a rice seedbed. The seedbed soil is prepared from the following components in parts by weight: 1000 parts of farmyard manure, 50 parts of modified rape pod shells, 10 parts of calcium superphosphate, 10 parts of potassium chloride, 300 parts of loess, 30 parts of sepiolite powder, 20 parts of nanometer silicon dioxide, 50 parts of sea mud, 50 parts of sepiolite fabrics, 10 parts of sodium selenite, 5 parts of tea alkaloid, 20 parts of seaweed micropowder, 60 parts of urea, 20 parts of modified corn starch, 15 parts of chelating zinc, 50 parts of calcined kaolin, 50 parts of rape seed cakes, 20 parts of shell powder, 50 parts of bagasse and 20 parts of soil fungicide. The matrix of the seedbed soil disclosed by the invention contains organic matters more than 40%, humic acid more than 20% and beneficial microorganism living strain of 6000 myriad per milliliter. A seedling raised by applying the seedbed soil disclosed by the invention has the advantages of multiple seedling root system, multiple root hair, large root volume and no seedling stage disease generation, is returned to green and unnecessary to recover after being transplanted, directly roots to be survived, starts the effective tillering in advance and can realize the output increase and the income increase.

The invention belongs to the field of plant cultivation, and in particular relates to the technical field of hippeastrum cultivation. The Soilless cultivation substrate of the hippeastrum is composed of coconut shred, peat and perlite in a volume ratio of (1-5): (3-4):1. In the invention, a mixed substrate of the coconut shred, the peat and the perlite serves as the cultivation substrate; therefore, the air permeability of the substrate is good, which is beneficial to the absorption of plant nutrients; the plant height, the average leaf length, the average stem height and the corolla length of the hippeastrum are increased; and the plant has the advantages of orderly growth, bottle-green laminas and abundant root system. In addition, the proportion of the coconut shred is increased to reduce the cost and the substrate can be burned out after use so that the salt accumulation in the substrate and the spread of diseases and insect pests can be avoided.

The invention relates to a method for obtaining regeneration seedlings of dove trees through tissue culture by taking dove tree leaves as explants. The method comprises the following steps: step of: (1) acquiring calluses of the dove tree leaves; (2) breeding the calluses; (3) inducing cluster buds; (4) breeding the cluster buds; and (5) inducing roots. According to the method, the environmental temperature in steps (1)-(5) are 22-26 DEG C, and the environmental humidity is preferably 60%-90%. According to the method, the differentiation rate of the calluses is higher and reaches more than 50%; the rooting percentage is 100%; and the survival rate of transplanting is more than 90%.

The invention belongs to the technical field of plant tissue culture, in particular relating to a rapid in-vitro propagation method and application of anemone flaccida fr.schmid. The invention is characterized by optimizing the key technical problems of adventitious bud propagation, protocol corm induction, rhizogenesis culture, seedling hardening transplantation and the like of in-vitro anemone flaccida fr.schmidt by screening culture medium and culture condition. In the invention, the multiplication coefficient is 4.11, the seedling propagation coefficient is not less than 3.0, the induction effect on protocol corm is significant and the induction ratio is 76.5%. The test tube seedling of the anemone flaccida fr.schmid cultured by the invention has the rhizogenesis ratio of 97.2%, and the regeneration root is robust. By applying the seedling hardening transplantation method of the invention, the rate of germination of the season is higher than 90%, and the transplantation survival rate is at least 95%.

The invention discloses high-yield rice dry-raising nutrient soil. The high-yield rice dry-raising nutrient soil is characterized by being prepared from, by weight, 50 parts of garden soil, 15 parts of leaf mold, 5 parts of calcined loess, 2 parts of quicklime, 10 parts of modified tabia, 10 parts of rice husks, 0.5 part of potassium sorbate, 3 parts of EM cultures, 2 parts of alga micro powder, 5 parts of sea mud, 5 parts of rice bran micro powder, 3 parts of urea, 3 parts of tea saponin, 3 parts of pinecones, 3 parts of peanut shells, 1 part of purple sweet potato anthocyanidin, 1.5 parts of active humic acid, 5 parts of dry pig manure and 20 parts of mountain spring water. When the nutrient soil is applied for raising rice seedlings, rice seedling root systems are large in number of branches, thick in root hair and high in root capacity, the seedlings are free of diseases at the seedling stage, after being transplanted, the rice seedlings can turn green without needing recovering, the seedlings can take roots directly and survive, effective tillering is started ahead of schedule, and the yield and revenue can be increased.

The invention provides a rice seedling growth method, comprising the steps of (1) preparing a growth medium, made from, by weight, 80-90 parts of straws, 10-20 parts of straw char, 5-15 parts of animal excrement, 5-15 parts of slag, 0.04-0.05 part of a fermenting bacterium, and 0.8-72 parts of water; (2) dividing the growth medium into two parts, mixing one part with charcoal-base fertilizer, using the mixture as covering earth, and using the other part as culture earth; seeding in the culture earth, covering the surface of seeds with the covering earth, and spraying an aqueous solution of wood vinegar; (3) after the seeds grow seedlings, scattering charcoal-based fertilizer, and spraying the aqueous solution of wood vinegar. The soilless culture medium herein causes less environmental pollution due to straw incineration, the problems are effectively solved, such as difficulty in collecting seedling growth soil from saline-alkaline soil, shortage of bed soil resources and high growth cost, and a new way is provided for the development of seedling growth techniques to harmless, low-cost and low-carbon trend.

The invention relates to a tissue culture device, belonging to the field of biotechnology. The tissue culture device comprises a culture container main body and a cover, and is characterized in that a semi-solid culture medium is arranged in the lower part of the culture container main body, a stator is arranged on the upper surface of the semi-solid culture medium, and open pores are formed in the stator and used for cutting explants. The invention further provides a betula luminifera micro cuttage and rapid propagation method by combining the device. The method is simple in steps, the growing speed is high, and the occurrence of variation can be reduced. Through the method, in-vitro sterile culture can be realized, and a great amount of plants can be propagated with fewer explant materials within small range and limited culture time.

The invention discloses a solar greenhouse cultivation method of lycium barbarum for vegetable. The solar greenhouse cultivation method comprises the following steps: (1) selecting and processing cuttings: selecting twigs which overwinter the year before, are not trimmed and fully grow in the spring of a current year as cuttings, spraying pesticide on the cuttings, dividing the cuttings into bottom parts, middle parts and top parts in the length direction, wherein the lengths of the bottom parts, the middle parts and the top parts are respectively 30-40cm, selecting the middle parts remaining 3-4 axillary buds, shearing the selected middle parts into cuttings of which the length is 12-15cm and of which the tail ends are askew sheared into wedges, sterilizing the cuttings by a sterilize agent, soaking the sterilized cuttings in a rooting agent solution for 24 hours, taking out the soaked cuttings for standby application; (2) performing cutting: deeply ploughing soil in a solar greenhouse in September, digging out a cutting bed after fertilization, forming insertion holes of which the depth is 10-12cm by sticks in the surface of the cutting bed, inserting cuttings in the insertion holes, adding soil till the insertion holes are filled with the soil after cutting, and fully watering the cuttings; (3) performing management after cutting. The lycium barbarum for vegetable, which is cultivated by the solar greenhouse cultivation method disclosed by the invention, has the advantages that the survival rate is higher, the growth and the development are good, and the solar greenhouse cultivation method can be widely popularized.

The invention discloses a preparation method and application of a plant growth regulator pesticide capsule. The pesticide capsule comprises 1-100 weight parts of mepiquat chloride, 0-20 weight parts of fulvic acid, 0-10 weight parts of salicylic acid, 0-40 weight parts of citric acid, and 0-40 weight parts of sodium bicarbonate. The pesticide capsule can regulate and control the nutritional growth of plants to make plants have high number of roots and let plants be short and compact, regulate and control the plant type, reduce plant height to make the plant type tend to be rational, improve the lodging resistance, drought resistance, bactericidal action, anti-bacterial erosion property and other adversity resistances of plants, has obvious effect on controlling verticillium wilt and fusarium wilt, and can significantly raise the yield and quality of the plants. According to the invention, the effects of accurate quantification, high efficiency, and convenience in usage are achieved.

The invention discloses an open type tissue culture rooting method for actinidia arguta. The method comprises the following steps: adding a bacteriostatic agent into a culture medium for later use; and inoculating actinidia arguta tissue culture seedlings into the culture medium containing the bacteriostatic agent for culturing. According to the method disclosed by the invention, the bacteriostatic agent tetrachloroisophthalonitrile is added into the culture medium, and the auxin concentration required by open type tissue culture rooting of the actinidia arguta and the adding concentration ofthe tetrachloroisophthalonitrile in the culture medium are limited, so that the technical aim of open type tissue culture rooting of the actinidia arguta is achieved. Therefore, when the actinidia arguta is subjected to tissue culture rooting, a good rooting effect can be achieved without a strict sterile operating environment, high-pressure sterilization and an ultra-clean workbench, so that theoperation can be simplified, the workload is reduced, and the cost of tissue culture industrialized seedling culture is obviously reduced.

The invention discloses a Hippeastrum rutilum soilless potting medium. The Hippeastrum rutilum soilless potting medium comprises the following components: grass carbon, vermiculite, perlite and mushroom dregs, wherein the mass ratio of the grass carbon to the vermiculite to the perlite to the mushroom dregs is 0-4:0-2:0-3:0-3, the potting medium at least internally comprises two from the grass carbon, the vermiculite, the perlite and the mushroom dregs. According to the invention, after the medium is used, the leaf quantity, the leaf width and the plant height are increased, the diameter of a bulb is increased, plants grow tidily, roots are rich, and at the same time, the price of raw materials is low.

The invention discloses a chrysanthemum simplified tissue culturing method which comprises the following steps of: 1, carrying out disinfection treatment on an explant under an aseptic condition by taking a chrysanthemum stem with buds as the explant; 2, regenerating an adventitious bud in a culture medium in which a growth regulating agent is added by the stem; and 3, culturing by applying a filter paper bridge rooting technique: embedding two pressing bars respectively in the middle of two edge walls of a culturing box for placing filter paper bars, folding a piece of filter paper from the middle, selecting treated tissue culture seedlings, and inserting the lower parts of the tissue culture seedlings into the piece of filter paper, pouring clean water in the box so as to enable the piece of filter paper to absorb for the growth of seedlings. The chrysanthemum simplified tissue culturing method provided by the invention has no difficulty in cleaning agar, saves a great amount of labor force and resources, especially saves a great amount of medicaments and electricity charge, improves the rooting rate, is good in rooting quality, and is rich in rooting number; seedlings can be transplanted into soil without hardening-seedling, and the survival rate of transplanting is high; the remote transferring is convenient, and the tissue culture seedlings are hardly damaged; the investment of culture liquids is extremely low, but the effects are relatively obviously; and the method provided by the invention is especially suitable for culturing shuaiqi chrysanthemum.

The invention relates to a method for the culturing of scutellaria linn tissue; the method comprises the following steps: the stem tip of the scutellaria linn is adopted as explant, and after washed and disinfected, 0.2 to 0.3 cm of the top of the stem tip is cut; or the stem segment is taken as the explant, and after washed and disinfected, the stem segment is cut into 0.5 to 1.5cm of small segments and each segment is provided with one to two pieces of euphyllas; the stem tip or the stem segment is inoculated to culture medium of MS + 0.05 to 0.5mg / L of BA+0.05 to 0.5mg / L of NAA and dark culture is carried out to form the callus; the callus or the small stem segment is inoculated to the culture medium of MS + 0.5 to 3.0mg / L of BA+0.05 to 0.5mg / L of NAA and illumination culture is carried out to form the adventitious bud; the rootless seedling formed by the adventitious bud is inoculated to the culture medium of 1 / 2 MS+0.5 to 1.0mg / L of NAA to carry out culture till the tube seedling grows roots; the invention can induce the scutellaria linn adventitious bud to form and regenerate plants so as to expand the reproduction coefficient and culture the scutellaria linn which eliminates the disease and virus and has rejuvenation and good varieties by a manual method.

The invention discloses an organic fruit and vegetable nutrient soil and a production method thereof. The organic fruit and vegetable nutrient soil comprises, by weight, 20-26 parts of crop straws, 12-18 parts of urea, 5-13 parts of stable manure, 5-10 parts of needle-leaved tree fallen leaves, 1-5 parts of oil cakes, 1-5 parts of coal slag, 3-8 parts of attapulgite clay, 5-10 parts of potassium chloride, 3-8 parts of sea mud, 1-3 parts of potassium sorbate, 3-8 parts of perlite, 1-5 parts of pig bone meal, 1-5 parts of tea saponin, 1-3 parts of vermiculite, 10-16 parts of EM strain and 45-52 parts of water. The production method comprises the following steps: mixing and uniformly stirring the crop straws, the stable manure, the needle-leaved tree fallen leaves, the oil cakes, the coal slag, the sea mud, potassium sorbate, perlite, the pig bone meal, the tea saponin, vermiculite, the EM strain and water, carrying out sealed fermentation, air-drying the obtained fermentation product, mixing the air-dried fermentation product with urea, the attapulgite clay and potassium chloride, and crushing the obtained mixture to obtain the organic fruit and vegetable nutrient soil. The organic fruit and vegetable nutrient soil has the advantages of comprehensive nutrition, seedling stage disease prevention, growth promotion, output increase, quality improvement, no pollution in the production process, and suitableness for industrial production.

The invention relates to cultivate medium composite, used for induce germ at bamboo. Wherein, it adds IAA 0.1-1.0mg / L or IBA 1.0mg / L into semi-density MS cultivate medium. The invention points out that growth adjuster IAA can accelerate the germ induction of bamboo. The invention also provides an application of said composite to cultivate the bamboo organism.

The invention relates to a high-efficiency quick propagation method for scale production of aronia melanocarpa. The high-efficiency quick propagation method comprises the following steps of primary culture, differentiating culture, subculture culture, seedling sounding culture, rooting culture and domesticating transplanting, wherein a tissue culture seedling is directly differentiated into seedlings without a callus forming phase by adjusting the type and proportional ratio of the growth regulator in a differentiating culture medium, the differentiating coefficient is high, and the seedling grows strong; a rooting culture medium added with a certain amount of activated carbon is adopted, the dark environment is provided, and the metabolism harmful matters in the culture medium are absorbed, so that the root quickly grows, is strong and soft and is not liable to break, and the root is easy to survive in transplanting. The high-efficiency quick propagation method has the advantages thatthe culture cycle is shortened, and the production cost is greatly reduced.

The invention relates to a seedling cultivation method of codonopsis lanceolata. After nursery garden site selection, shed erecting, seed treatment, sowing density control, management before seedling emergence, fertilizer and water management after seedling emergence, pest and disease damage control, middle-late period management after seedling emergence, transplanting after seedling emergence and other steps, codonopsis lanceolata seedlings are obtained. Two kinds of scientific nutritional formulations are applied, a reasonable nutritional proportion is provided for all growth stages of seedlings, and all kinds of nutrient elements needed for the seedling growth are ensured. The use of pesticides is reduced, the utilization efficiency of fertilizers is high, seedlings are easy and convenient to obtain, the quantity of broken roots is small, labor consumption is small, and codonopsis lanceolata grows quickly after being transplanted with soil.

The invention provides a cutting propagation method of jasmine and belongs to the field of jasmine propagation. The method includes the following steps of: 1, cutting bed preparation: a sand soil block is selected, deep holes are dug in the sand soil block and are filled with a cutting matrix, and a field is delineated so as to be adopted as a cutting bed; 2, cutting slip preparation: cutting slips are clipped, are soaked with water, the cutting slips are taken out from the water, and are arranged at a shade place, so that the cutting slips can be kept moisturized and alive; 3, cuttage: the matrix of the cutting bed is thoroughly watered, the cutting slips are soaked with a rooting agent solution, the cutting slips are taken out of the rooting agent solution, so that the cottage of the cutting slips can be performed, and the cutting slips are enclosed with the matrix; and 4, post-cuttage treatment: after the cottage of the cutting slips is finished, an arch shed is covered with a plastic film, temperature and humidity inside the arch shed are controlled, and water is sprayed in the arch shed, and a sterilizing liquid is sprayed on time, and a foliar fertilizer is appliedon time, and after most of the cutting slips are rooted exuberantly, seedlings are hardened, and the seedlings are transplanted finally. With the cutting propagation method adopted, the equilibrium state of iron ions and ferrous ions can be effectively maintained in the cutting seedlings under a weak illumination condition; and auxin-class substances in the rooting agent solution do not undergo photodegradation, and the physiological functions of the auxin-class substances are preserved and exerted. The cutting propagation method of jasmine has the advantages of high rooting rate and high survival rate.

The invention discloses a dalbergia hupeana tissue culture seedling rooting inducing method which comprises the steps of choosing 35 to 40d dalbergia hupeana subculture buds cultured from general tissue culture strong buds, firstly performing pre-rooting culture after the strong buds are sterilized and pruned, then performing rooting culture after 30 to 35d pre-rooting culture, putting in an environment with temperature of 20+ / -1DEG C, humidity of 55 to70%, illumination intensity of 2000 to 2500lux and illumination of 15 to 16h / d to be cultured to obtain tissue culture seedlings with roots. The dalbergia hupeana tissue culture seedling rooting inducing method disclosed by the invention shortens a rooting period of the dalbergia hupeana subculture buds and has high rooting rate, multiple root systems and good quality; the rooting tissue culture seedlings have high transplanting survival rate; dalbergia hupeana tissue culture industrialized seedling culture is achieved, and excellent seedlings are provided for construction of artificial clone forest; the dalbergia hupeana tissue culture seedling rooting inducing method has better economical benefit, social benefit and ecological benefit.