781 results about "Sprigging" patented technology

The invention belongs to the technical field of plant agamous propagation and provides a method for raising seedlings of llex integra by cutting, which solves the technical problem that the conventional agamous propagation of the llex integra is difficult. The method comprises the following steps of: shearing spikes of a one-year-old half-lignified branch or an annual half-lignified hardwood branch, soaking the sheared one-year-old half-lignified branch or annual half-lignified hardwood branch into a blended hormone solution of an NAA, a DMSO and a VC or a PVP, inserting the soaked one-year-old half-lignified branch or annual half-lignified hardwood branch into a substrate prepared by mixing turf, vermiculite and perlite, and performing rooting culture management in a small sealed row cover. The technique for raising seedlings by cutting provided by the invention fulfils the aims of high rooting rate and simple operation and solves the problem that the agamous propagation of the llex integra is difficult. The obtained nursery stocks are excellent in quality and can adapt to the climatic environment in most parts of the Yangtze River Delta in China. The method of the invention has very important function and significance for the protection and reasonable development and use of the llex integra resource.

The invention relates to 'a bark grafting method of apocarya' and belongs to the field of fruit trees and forest tree breeding. The method includes cutting a stock or a lignification branch of the apocarya in vigorous growth to the xylem, conducing inclining cutting on the portion above a cut to form a 45-degree cut, cutting downwards on an edge bark layer of the cut through a stem grafting knife for 3cm with cutting length as 3cm and cutting width determined by scion thickness and conducting scion branch processing and grafting. By means of the method, summer grafting survival rate of scions dormant in winter is greatly improved, the problem of scion grafting survival of ligneous plants like the apocarya which is introduced from the southern hemisphere in summer is effectively removed, and simultaneously grafting period of the apocarya can be prolonged.

The invention discloses a grape cuttage root-forcing growing method, relates to planting of a plant and belongs to the field of agricultural planting. The grape cuttage root-forcing growing method is characterized by comprising the following steps: with an eugenic grape vine as a cutting, stumping and shearing 1cm away from a snip at the upper end of the cutting, shearing 0.5cm close to a knot of the snip at the lower end in an inclined manner, after the cutting is cut, placing the cutting in water formed by diluting fermented glutinous rice for 100-500 times, and soaking for 12-24 hours until the snip is bright green and moisture saturation is achieved; then dipping 1-2cm of the base of the cutting with medicine; and then carrying out cutting seedling outdoors. The grape cuttage root-forcing growing method disclosed by the invention has the beneficial effects that the cutting is soaked by an aqueous solution formed by diluting the fermented glutinous rice for 100-500 times, metabolism of plants can be improved, and synthesis of carbohydrate and growth and development of the plants can be promoted; then 1-2cm of the base of the cutting is dipped with the medicine; and the cutting branch is high in survival rate and takes root quickly. The grape cuttage root-forcing growing method disclosed by the invention is simple in process, low in cost and easy to popularize.

The invention discloses a greenhouse cultivation method of dragon fruit. The method includes: building a greenhouse on a land having pH of from 5.5 to 6.5, and providing a first insulation layer; applying organic fertilizer in the greenhouse to make ridges; laying mulching film and pillars; from March to May, after the application of the fertilizers, planting dragon fruit saplings; after the planting of the dragon fruit saplings, setting up arches over the ridges; after the setting-up of the arches, performing irrigating once three to four days for 20 to 35 days on the whole; during planting of the dragon fruit, applying compound fertilizer once a month; clipping off weeds, and covering the roots of the dragon fruit plants with the weeds; after branches of the dragon fruit plants grow to 1.3 to 1.5 m in length, performing cropping; after the dragon fruit is in a fruiting phase, performing artificial pollination and thinning flowers and fruits. The method is suitable for the growth of the dragon fruit, and the dragon fruit planted by the method has good quality and high yield.

The invention relates to a shaping cultivation method of a peach tree shape with two boughs and one center truck. The method concretely comprises the following processes: after field planting of a peach seedling, the height of a stem is determined to be 20-30cm; a leafbud at the top end of the determined stem part germinates young sprouts; the center truck is cultivated to vertically grow upwards; two strong branches or strong buds are selected from the young sprouts germinated on a base part and cultivated into two boughs; side branches and fruiting branch groups are evenly configured at two sides of the boughs; the angles between the boughs and the ground are kept at about 30-40 degrees; the height of the center truck is controlled at about 2.2m; the two boughs and the center truck form a shape which is large in lower part and small in upper part; the influence of the upper branch on the lower branch is small; the ventilating and light-transmitting conditions are good. The tree shape cultivated by the method is simple in structure, convenient to cultivate, convenient for field management, and easy to be grasped by orchard workers; the center truck of the peach tree can be fully utilized to fruit; the early production of the peach tree is improved; the shaping cultivation method is simplified pruning with low labor intensity suitable for peach orchards.

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 apocarya hardwood cutting seedling raising method. The method comprises the steps of selecting a 12cm long middle section twig and a 12cm long lower section twig of an annual apocarya seedling, soaking the trimmed twigs in a solution of phytohormone IBA (Indolebutyric Acid) or NAA (Naphthaleneacetic Acid) for 4 hours, inserting the morphological lower ends of the twigs into a matrix, laying a heating wire at the bottom of the matrix, and controlling the temperature difference between the bottom of the matrix and the outside temperature at 15 DEG C approximately, and the water content at 30% approximately. The rooting rate is counted after 60 days, and reaches above 81%. The rooting rates of a single phytohormone treatment method or a single temperature difference method are both 0%. The method effectively realizes the apocarya cutting seedling raising; seedling raising approaches of apocarya are widened; and powerful technical support is provided for the rapid propagation and industrialization of the apocarya seedlings.

The invention discloses a process for facilitating sprouting of adventitious roots of apocarya branches. The method comprises the steps of selecting apocarya seedling branches of one year old, wherein diameters are within a range of 0.8-1.2cm, and the length is 12cm; laying electric heating lines at the bottom of a seedbed, then uniformly mixing four kinds of matrixes such as perlite, peat soil, river sand and vermiculite in proportion, and laying the mixture above electric heating lines, wherein the thickness is 10cm; immersing cut branches inside a rooting powder solution, and inserting branch morphological lower ends inside matrixes to be abut against electric heating lines, wherein the temperature difference between incision positions of cutting branch morphological lower ends and the outside temperature is within a range of 8-17 DEG C, and the water content of matrixes is controlled to be within a range of 25%-45%; conducting statistics for the rooting rate after 60 days, wherein the rooting rate is 59.26%. By the aid of the method, sprouting of adventitious roots of apocarya is effectively induced, so that the powerful technical support is provided for raising of seedlings of the apocarya by cutting.

The invention relates to the technical field of agricultural fertilization, and particularly relates to a variable target liquid fertilizer apparatus of an orchard and a fertilizing method. The fertilizer apparatus comprises a sensing system, a fertilizing mechanism and a controller arranged on a tractor frame, wherein the sensing system is used for probing three-dimensional data of positions of branches and leaves of fruit trees, the fertilizing mechanism is used for fertilizing the roots of the fruit trees, and the controller receives the three-dimensional data, calculates a prediction model of the root systems of the fruit trees and then fertilizes fertilizer and water liquor quantitatively at fixed points to the root of the fruit tree in soil by regulating a traveling mechanism and the fertilizing mechanism of a tractor. According to the invention, fruit trees are positioned through the sensing system, the root system distribution is predicted according to growth of branches of the fruit trees, fertilizer and water liquor is fertilized quantitatively at fixed points to the roots of the fruit trees in soil at one time to realize target fertilization and irrigation so as to realize efficient fertilization in orchards and improve the utilization ratio of fertilizers, thereby improving the growth and development, yield and quality of crops of fruit trees. The fertilizer apparatus and the fertilizing method have a good market prospect.

The invention relates to a technology for propagating an aleurites moluccana seedling by high-altitude layering. According to the technology, an operating method comprises the following steps of: selecting branches of which the sizes are similar and the growth conditions are excellent from the aleurites moluccana tree which has more than 4 age from March to October in every year; performing girdling on the stem bases of the selected branches, wherein the width is about 2 to 4 centimeters, and a cortex layer and a cambium are scraped completely; coating a growth regulator with appropriate concentration at the upper ends of incisions; making a wet matrix into a mud pie, covering wounds with the mud pie, wrapping the outside of the mud pie by using a plastic film, and binding by using a packing rope; and checking the humidity of the mud pie during layering rooting, and when the humidity is low, replenishing moisture by an injection method to keep the humidity of soil, wherein after the girdling is performed, roots are grown at the wounds a month later; and cutting the layering for transplant when a large quantity of root systems are formed two or three month later.

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 a method for culturing a seedling of a Damascus rose, and belongs to the technical field of seedling propagation. The method for culturing the seedling of the Damascus rose comprises seedling culturing bed processing, cutting processing, cuttage processing and nursing managing after cuttage. In the seedling culturing bed processing process, a matrix is loaded into a floating seedling culturing disc which is placed on a water bed, and spraying is carried out until the matrix is completely immersed. In the cuttage processing process, processed cuttings are inserted into the matrix of the floating seedling culturing disc, and after cuttage is finished, disinfector is used for sterilizing the cuttings, the matrix and the floating seedling culturing disc. According to the seedling culturing method, the cuttage branches are placed into the floating seedling culturing disc in a cuttage mode, the humidity of the matrix in the floating seedling culturing disc can be kept within a stable range, and therefore the humidity of the growing environment of the cuttings is stable and cannot be too high or too low, the rooting percentage of the cuttings is high, and the rate of survival of the cuttage seedlings is high.

The invention relates to a Taxus media cuttage method. The Taxus media cottage method is characterized by comprising the following processing steps that a place which is flat, sheltered, sufficient in water source, little in light and convenient to manage is selected to serve as a cuttage land; a cuttage bed is built by bricks on the periphery of the cuttage land, the cuttage bed is higher than the ground, and cuttage ground substances in the cuttage bed are formed by mixing perlite and turfy soil; half-lignification branches which grow in the current year and are on seed trees are collected and manufactured into cuttings, wherein the seed trees are free of plant diseases and insect pests and grow strongly, and complete sections with leaf branches are reserved at the upper portions of the cuttings; the cuttings are inserted into the cuttage ground substances in the density of 5*6cm, the insertion depth is 1 / 3-1 / 2 of the length of the cuttings, the cuttings make close contact with the cuttage ground substances, one cutting is watered every time the cutting is inserted, and a plastic arch shed covers the cuttings to shade the cuttings; strict control over moisture management, air humidity management, temperature management and seedling stage management is carried out after cuttage of the cuttings is finished. The rate of cuttage survival can reach 90%.

The invention relates to a cuttage propagation method of Virginia oak, which belongs to the technical field of plant cultivation. The method comprises the following steps: firstly, a sterilizing seedbed is built in a big-arch shelter, an arch shed is built on the seedbed, a hole pan provided with cuttage substrate is arranged in the seedbed, and the cuttage substrate is treated and sets aside; secondly, branches derived from close roots of the Virginia oaks grown for 2-4 years are selected to prune ears in February to March every year when sprouts do not and are about to burgeon, and the ear strips are pruned into branches; thirdly, the branches are treated by root stimulating agent, and the cuttage is done immediately, for the branches which then enter into the management after the cuttage; fourthly, after more than 70 percent of branches root and sprout, the hole pan is moved to forcibly exercise the plantlets outside the big-arch shelter, and the plants are transplanted into ground after being exercised for 30-35 days at the last third of the December or the last third of the February of the next year and enter the management after transplanting. The cuttage propagation adopting the method has high survival ratio and fast propagation speed. The invention is suitable for the climatic environments in most parts of Yangtze River Delta in China and has the survival ratio up to 80-90 percent, and the obtained nursery plantlets of the Virginia oaks have sound quality.

The invention relates to a method for raising golden camellia seedlings by cutting. The method is specifically characterized in that: through constructing a small seedling raising greenhouse, an effect of both saving the investment on infrastructures and easily controlling the humidity of the seedling raising greenhouse is achieved; an aerial fog system consisting of a humidity control instrument, an ultrasonic humidifier and a water storage basin is established in a seedling raising yard, so that the environmental humidity, the disinfection and an action of supplying a nutrient solution for nursery stocks in the process of seedling raising can be precisely and automatically supplied by the humidifier controlled by the humidity control instrument, therefore, the degree of automation is high, and the work efficiency is greatly improved; a disinfectant prepared from carbendazim is absorbed by a high-absorption-power water-retaining agent and then solidified into a solid disinfectant, the solid disinfectant, yellow subsoil and fine river sand constitute a seedling raising medium, and the solid disinfectant can sustainably carry out nursing on cutting slips for 1-2 months; and the implementation process also comprises a method for collecting and treating branches of golden camellia, a seedling raising management method and a seedling raising management process. Through the implementation of the invention, the factorized, large-scale and intensified breeding production of nursery stocks of golden camellia is facilitated.

The invention discloses a method for rapidly propagating apocarya good variety seedlings. The method comprises the steps of (1) germination acceleration; (2) grafting, wherein a scalpel is utilized for cutting off the upper portion of the position, 4cm away from seedling grains, of the bud seedlings, the cut is cut open downwards from the middle, a branch of an apocarya good variety is selected, cut into a thin wedge shape, and inserted into the kerf of the stock, one side of the branch is flush with the edge of the stock, a piece of medical paper adhesive tape is used for tight adhesion, and after being physically and completely cured, the bud seedlings are transplanted into a black polypropylene plastic nutrition bowl; (3) management after grafting. Compared with other methods for cultivating the apocarya seedlings, the method has the advantages that more than 90% of cultivated seedlings in the current year are strong, the strong seedling cultivation time is shortened by one to two years, the cost is saved, and the method has the great significance in strong seedling rapid cultivation of apocarya.

A red globe grape seedling raising method comprises the following steps of collection of cuttings: collecting branches which are trimmed in the winter, are pure in variety, have full buds, are mature and robust, do not have quarantine pests, and are 0.8-1.2 centimeters in thickness as cuttings, and using an electric heating line cutting forcing method; root cutting: forming holes in a seedbed by using a root cutting awl with the thickness of 2cm in the last ten-day of April, and slowly placing the treated cuttings in the holes; bud control: (a) trimming in winter: reserving a main stem by 1.6-1.9m, selecting branches which grow sufficiently, are high in maturity and do not have plant diseases or insect pests as final mother branches, and reserving 3-5 final mother branches per meter; and construction of a shed frame: using a T-shaped shed frame, pulling a first steel wire on each perpendicular concrete pole at a position distant from the ground by 1.2-1.4 meters, sleeving bags outside clusters one by one from the young fruit period to the fruit mature period in a grape growing process, sealing openings of the bags, and reserving air vents in bag bodies.

The invention provides a pruning, reshaping and yield-increasing method of kiwi fruit in a mountain land. The method comprises the following steps: shearing the tip of the main stem of the kiwi fruit so that two buds at the upper end are cultured to form main branches and tendrils which respectively grow along the two sides of a shed frame; shearing and removing unnecessary main branches and tendrils and binding the branches and tendrils in parallel at the end of the year; in the second year, leaving axillary buds at the even number positions of the main branches and tendrils to be used as fruiting mother branches in the same year, and eliminating the axillary buds at the odd number positions of the main branches and tendrils to be used as the fruiting mother branches in the next year; and after fruiting on the fruiting mother branches and harvesting, pruning the fruiting mother branches in the end of the same year so that new buds can grow in the next year and become growing branches, in such a way, alternatively culturing and pruning the axillary buds at the even and odd number positions and the fruiting mother branches, and culturing and pruning repeatedly and circularly annually. The method provided by the invention has the beneficial effects that unnecessary branches are sheared and removed annually and abstemiously according to different positions and a planned way, the unnecessary axillary buds are eliminated, fruiting branches after harvesting are sheared and removed, the fruiting mother branches and the growing branches alternatively develop and mature annually, and nutrition substances in soil are concentrated to mainly be supplied to fruits, so that the yield per mu is improved.

The invention relates to a hole-tray sticking culture method of tea-tree seedlings, which can shorten the deliver time of tea seedlings and has high transplantation rate of the tea seedlings with a substrate. In the invention, a 50-hole forest hole tray or a 32- hole forest hole tray is adopted, and the substrate comprises 60-75 percent of peat, 23-38 percent of vermiculite and 2 percent of diammonium phosphate. The method comprises the following steps of: adopting new-grown semi-lignified twigs as cuttings; conventionally sticking the cuttings; sticking 1-2 cuttings in each hole; culturing at controlled temperature and controlled moisture; and when the seedlings are higher than 5cm, hardening the seedlings for 1 month according to practical weather conditions until the seedlings are higher than 80cm, the ground diameter is larger than 2cm, the number of primary side roots is more than 10, and the root volume is larger than 3cm<3>. The method has short seedling period, not only reduces the consumption of soil resource but also avoids the propagation danger of soil-borne pathogens by the seedlings because of adopting soilless culture, and has high tea seedlings yield rate.

The invention discloses a cutting and seedling method for phoebe shearer. The cutting and seedling method includes the steps: treating a cutting bed, namely paving cobblestones under a cutting bed and a layer of screen on the cutting bed and paving clean river sand for sterilization and disinfection of soil; collecting and producing cutting slips, namely clipping semi-lignification branches which are normal in growth with full shoots and without diseases and insect pests as cuttings from a phoebe shearer seed tree of 5-8 years from March to April to produce cutting slips; subjecting the produced cutting slips to early stage treatment and cutting; performing management after cutting. The cutting and seedling method is simple in operation, high in survival rate and capable of providing fine phoebe shearer seedlings, shortening breeding time of fine seeds and protecting excellent genetic traits of the seedlings. Therefore, propagation coefficient is greatly increased, and the survival rate reaches 80% at least.

The invention discloses a method for raising seedlings of golden bough goldenrain tree by grafting. The method comprises the following steps: (1) selecting scions; (2) storing the scions; (3) making the scions; (4) selecting and cutting a tree stock; (5) jointing or inserting; and (6) managing grafted seedlings. The method for raising the seedlings by grafting disclosed by the invention has the advantages that: firstly, the problem of difficult vegetative propagation of the golden bough goldenrain tree can be solved; secondly, excellent ornamental property of leaves and branches of the golden bough goldenrain tree is maintained, and the growth adaptability and stress resistance of the golden bough goldenrain tree are improved; and thirdly, seedling formation speed is fast, the tree stock is available, and only a small segment of branch is taken as one scion, thus propagation period is short, propagation coefficient is high and massive seedlings can be obtained. The method for raising the seedling of golden bough goldenrain tree disclosed by the invention has important popularization value in rapid propagation of the ornamental nursery stock of a goldenrain tree.

The present invention disclose a direct seedling formation method of Vaccinium corymbosum by using young shoot rooting aperture-disk, comprising the following steps of young shoot selection, young shoot cutting and rooting and new seedling transplant. Comparing with traditional branch cuttage seedling raising method, the present invention can advance the rooting time of the Vaccinium corymbosum young shoot from 150 days to 50 days, enhance the rooting rate from 50% to over 80%, enhance the survival rate of the new seedling from 60% to over 90% and reduce the seed rearing period from 12 months to 6 months, and substantially improve the quality of new seedlings.

The invention discloses a winter long shoot cuttage propagation method for Osmanthus Fragrans, which is suitable for low-altitude areas at northern latitude of 24-33 degrees of China. The method comprises the following steps of: building a semi-underground sunlight greenhouse in any place in the areas, arranging a seedling bed in the sunlight greenhouse, cutting a branch of annual Osmanthus Fragrans, which is pruned in winter, into long shoots with the length of about 30 centimeters, processing the long shoots by using a mixed solution of a rooting reagent and a bactericide, performing cuttage of the long shoots on the seedling bed in a row spacing of 5cm and a line spacing of 10cm, ensuring the cuttage depth is 8 centimeters, covering plant stalks with the thickness of 20 centimeters among lines, and transplanting the seedlings into a field on October 1st of the same year through regular spraying of a rooting promoting liquid, plant disease and insect pest control and management, temperature control, moisture preservation and autumn seedling hardening. The method has the obvious advantages of temperature and moisture preservation, synchronous fertilizer release, and effective control over diseases, pests and grass growth, the survival rate of the cut long shoots is over 80 percent, and the average height of the seedlings in the same year is about 40 centimeters.

The invention provides a honeysuckle flower cutting seedling growing method comprising the following steps: nursery land selection, soil preparation for bedding, soil disinfection, cutting strip selection and processing, cutting, erecting sunshelter, and nursery management after cutting; the beneficial effects are that the novel method can greatly improve survival rate at a number above 97% when compared with a conventional honeysuckle flower branch cutting cultivation method; the novel method is short in cutting cultivation period, is not affected by season factors, the cultivated cutting seedlings can grow vigorously, and insect disease is very less, thus realizing mass production, and providing sufficient seedling so as to meet the market demands.

The invention discloses a slope forest planting method which is mainly used for reclaimation tree-planting on the slope of a waste disposal site of an open pit in arid regions. The method mainly comprises the following steps of: selecting surface soil peeled from the open pit and nutritional soil prepared from sheep and cow dung, putting the nutritional soil in a planting basket weaved by plant wickers, planting seedlings in and putting in a seedling cultivating ditch, then irrigating, transplanting into a slope planting cave together with the planting basket after various seedlings are watered and irrigated for 3 to 18 months, filling by surface soil, well trimming the seedlings, and preserving a water hole at the periphery, wherein the seedling survival ratio after three-year watering can reach more than 88 percent. The planting basket is weaved by plant wickers, which can become fertilizer after rotting and has no pollution to environment. The root system of a tree after growing up can stabilize the soil, protect the slope and prevent soil erosion and water loss; branches and leaves at the crown can reduce the wind speed and runoff amount, prevent rain water from directly scouring the slope and protect the slope, therefore, the ecological environment of a plurality of tree and grass vegetation is formed.

The invention relates to the technical field of agriculture planting, and particularly relates to a grape planting method which comprises the following steps of: (1) selecting cuttings, namely, selecting branches with good grape growth situation, good branch flower bud differentiation, upright leaf standing, dark green leaves and high photosynthetic efficiency, dip-coating a novel high fat membrane liquid of 800 times at the lower ends of the selected cuttings, and subsequently breeding in a cuttage or grafting mode; (2) settling a plant land, namely, digging trenches before planting, fertilizing sufficient base manure, wherein 2,000-2,500kg of rotted manure and 50-80kg of three-nutrient compound fertilizer are fertilized in each mu of the land; (3) managing. The technical scheme of the invention has the benefits that through the adoption of the grape planting method provided by the invention, grapes are low in pesticide residue, fruits are rich in nutrition, fresh in color and good in taste, as a reasonable number of fruits are grown on main branches, left fruits can obtain more sufficient nutrient and are sleeved in bags for management so as to guarantee the growing space, and single grape can grow bigger with better color and more sufficient sugar.

The invention relates to a new application of sodium hydrosulfide for promoting the morphogenesis of plant roots, namely, the application is that the sodium hydrosulfide is taken as root stimulate to promote the morphogenesis of side roots and adventitious roots of the seedling of the plant and the morphogenesis of the adventitious roots of cutting branches of the plant. The sodium hydrosulfide has obvious root-promoting effect to the seedlings of the plant such as rapes, mung beans, soybeans, cucumbers and the like, the hypocotyledonary axis of the cut segment thereof and the cutting branches of the plant such as willow branches, peach branches, grapes, batatas and the like, promotes the formation and growth of the side roots and the adventitious roots of the plant, enhances the water absorbing capacity of the plant, maintains the water balance in the body of the plant, reduces membrane lipid overoxidation damage of the hypocotyledonary axis of the cut segment and the cutting branches, maintains the relative stability of membrane structure of the explant and promotes the growth and propagation of the plant. The root-promoting agent can be used for growing roots of various plant seedlings, the hypocotyledonary axis of the cut segment and the cutting branches and is applicable to the root-promoting effect of promoting and culturing the seedlings of transplanting and cutting and the like, in the agriculture, forestry and gardening.

The invention discloses a planting method of date trees. The planting method comprises the following steps of (1) field selection: selecting rich soil which is sufficient in illumination and uniform in rainwater; (2) nursery building: carrying out planting work in Spring and Winter; (3) management after planting: immediately watering nursery stocks of the date trees after the nursery stocks are planted, drenching the nursery stocks and straightening the nursery stocks; (4) fertilizer application: applying a base fertilizer after fruit picking and before leaf falling or in the next spring, wherein the base fertilizer is based mainly on an organic fertilizer and particularly farmyard manure; (5) water management: irrigating in time when the soil is droughty; (6) winter pruning: carrying out shaping, branch quantity regulating and branch system updating after leaf falling; pruning the date trees into small and sparse canopy shapes, freedom spindle shapes or open-center tree shapes; (7) flower and fruit management: 7a, bud picking and pinching; 7b, girdling; 7c, fertilizer and gibberellin spraying; 7d, fruit thinning: reasonably determining a load capacity according to the tree age and the tree vigor; (8) disease and pest control and prevention: adopting a measure of cutting off diseased and pest branches; (9) harvesting: harvesting in mid-August, and harvesting when date fruits grow to a half red stage.

The invention relates to a cuttage breeding method of taxus chinensis in northeast, comprising the following steps: selecting a one-year-old branch as a branch for cuttage; concealing the branch at ashade place, and carrying the branch to a destination after the branch is packaged by a plastic bag; retaining 1-2 leaves on the upper end of each nursery stock stalk when shearing a seedling, shearing the parts longer than 3cm of the retained leaves, and also shearing leaves inserted into the stalk positioned in the middle of a seedling bed; disinfecting a land before the cuttage so as to reducerhizoctonia solani kuhn, and carrying out the cuttage from the middle ten days of October to the first ten days of November or from February to March; using a light shielding net of 80 percent to shield light without directly shining with the sun during the daily management of the seedling; controlling the soil water content at 35-45 percent; and paying attention to the water drainage of the seedling in rainy days and intertillage weed control in ordinary days, and preventing and curing diseases of the seedling in time by chemical agents. By adopting the cuttage breeding method, the taxus chinensis in northeast has high survival rate, fast breeding cultivation and high disease resistance.

The invention discloses a gingko container cutting seedling method. The method comprises the following steps that firstly, a seedling container is selected; secondly, seedling matrix kinds are selected, disinfection is carried out, and the seedling matrix is the mixture of grass carbon, perlite and vermiculite; thirdly, a seedbed is established; fourthly, cutting seedling is carried out, hard branch cutting or twig cutting is selected, and cutting preparation, cutting slip shearing, cutting slip processing and cutting are included; fifthly, container seedlings are managed, and water management, light management, nutrient management, insect pest and weed prevention and matrix refill are included. By means of the method, the survival rate of the cutting seedling can be improved, the supply number of ginkgo seedlings is increased, the seedling cost is reduced, the gingko seedlings can be selectively cultivated in a directed mode according to the purpose of the seedlings, and a feasible scheme is provided for the application of a large number of the gingko seedlings in production.