1128results about "Grafting" patented technology

The invention discloses a rapid breeding method for grafted seedlings of durian, and relates to the technical field of durian culture. The efficient breeding of the durian grafted seedlings is realized through the measures of seedbed building, disinfection, germination acceleration, laser separation planting, matrix nutrition bag component optimization, environment monitoring by a sensor, breeding parameter optimization by combining a random forest model and a genetic algorithm and the like. According to the method, the breeding period is shortened, the survival rate and the growth speed of the grafted seedlings are increased, a large number of high-quality grafted seedlings are provided for durian farmers, and the durian cultivation efficiency is remarkably improved.

The invention relates to a same-variety grafting method for Tibetan pinus bungeana, and belongs to the technical field of forest vegetative propagation. In order to solve the technical problems that in the high-altitude environment, the grafting survival rate of the white bark pine is low, a connector is prone to being infected by microorganisms, and callus is formed slowly, efficient grafting is achieved through collaborative optimization of scion pretreatment and stock incision treatment. The method comprises the steps that a one-year-old branch with the diameter being 4-6 mm is selected and subjected to temperature and humidity control and composite antibacterial liquid dipping treatment; a sterile healing interface is formed in cooperation with rootstock incision slope cutting and four times of composite antibacterial liquid brushing; a one-year-old branch is cut, at least two or more bud points exist on the branch, two plump bud points are reserved, the branch is cut open from the position between the two plump bud points, and the scion is obtained. According to the method, the grafting survival rate and the interface stress resistance of the pinus bungeana in the alpine region are remarkably improved, the method is suitable for rapid breeding and hereditary characteristic retention of excellent germplasm of the pinus bungeana in Tibet plateau ecological restoration engineering, and more scion resources of the pinus bungeana can be utilized and protected.

The invention provides a grafting method and system for reinforcing UV glue based on ultraviolet interference, the system comprises a spraying and irradiating integrated device, a clamping mechanism and a cutting mechanism, the clamping mechanism is used for clamping a scion and a stock to be grafted and driving the scion and the stock to move close to or away from each other along a straight line; the cutting devices are arranged on the two sides of the clamping mechanism and used for cutting the scion and the stock to form an inclined cutting face used for grafting butt joint. The spraying and illuminating integrated device is arranged on the side portion of the grafting butt joint position in the middle of the clamping mechanism and used for spraying UV glue to the grafting butt joint position of the scion and the stock and conducting light irradiation on the UV glue so that the UV glue can be rapidly cured. Under the comprehensive synergistic effect of the spraying and irradiating integrated device, the clamping mechanism and the cutting mechanism, automatic shearing, butt joint, UV glue spraying and UV glue curing of grafting are achieved, and the grafting efficiency is greatly improved.

The invention discloses a sweet persimmon grafting planting method, which belongs to the technical field of sweet persimmon grafting, and performs grafting planting on sweet persimmons through the steps of scion collection and treatment, rootstock selection and treatment, grafting, transplanting, later-stage management and protection and the like. And a healing-promoting bandage capable of promoting healing of the graft union and preventing infection of the graft union is prepared to bind the graft union and guarantee good conditions for healing of the graft union, so that the grafting survival rate of the sweet persimmons is guaranteed, good growth of grafted seedlings in the later period is promoted, development of the sweet persimmon industry is promoted, and good application prospects are achieved.

The invention discloses a chrysanthemum grafting tool and a grafting method.The chrysanthemum grafting tool comprises a tool body, the tool body comprises a handle, the top end of the handle is fixedly connected with a fixing seat, the two ends of the fixing seat are rotationally connected with auxiliary plates through rotating shafts, and the upper surface of the fixing seat is fixedly connected with a positioning frame; a notch assembly is arranged on the surface of the positioning frame; and the notch assembly comprises a sliding rod fixedly connected to the inner wall of the positioning frame, the surface of the sliding rod is slidably sleeved with a limiting sliding block, and the surface of the limiting sliding block is fixedly connected with an extension rod. The auxiliary plates are arranged at the two ends of the fixing base, arc-shaped clamping plates on the surfaces of the auxiliary plates can be used for limiting the two sides of a stock, then a pull ring is pulled downwards, then a cutting blade is driven to cut the chrysanthemum stock, operation is easy and safe, fingers can be prevented from being injured in the cutting process, and the cutting efficiency is improved. The grafting work efficiency is improved.

The invention discloses a high-survival-rate method for grafting pinus sylvestris on pinus sylvestris in an alpine region. The grafting adaptability and the survival rate are improved through multi-dimensional innovation. A rising slope is arranged on the sunny side of a pinus sylvestris rootstock, double connectors of a falling slope are arranged on the shady side of the pinus sylvestris rootstock and matched with double wedge-shaped parts of Tibetan white bark pine scion buds, and the rootstock-scion contact face is increased; a photo-thermal response shape memory polymer bandage is adopted for fixation, germs are inhibited, and callus differentiation is promoted; a double-layer protection structure is constructed, a humidity control group is arranged in an inner-layer moisturizing breathable film to maintain the humidity of a connector to be larger than or equal to 60%, and an outer-layer anti-UV windproof net is intelligently adjusted to cope with sand wind and strong light. Furthermore, the callus differentiation is accurately regulated and controlled by pre-embedding pH responsive cellulose microspheres, or an intelligent temperature control film and an aerogel layer are additionally arranged to stabilize the temperature difference, and the freezing resistance is enhanced in combination with scion bud low-temperature domestication and abscisic acid treatment. The method remarkably improves the grafting survival rate, is suitable for efficient introduction of the Tibetan white bark pine in the alpine region, and is high in process synergy and high in environmental adaptability.

The invention relates to the technical field of hevea brasiliensis seedling breeding, and particularly discloses a method for mass production of hevea brasiliensis seed grafted seedling scions and seed grafted seedlings. The method for mass production of rubber tree seed grafted seedling scions comprises the following steps: S1, sawing a trunk of a scion plant at a position 50-60 cm above the ground to promote new branches to grow; s2, primary branches are cut off when the primary branches of the plants to be picked grow to 10-15 cm, tops are cut off from dense node buds when the primary branches grow to second canopy leaves, fertilization is carried out, large leaf buds of new branches are promoted to germinate to form secondary branches, secondary branches are cut off when the secondary branches grow to 10-15 cm, and secondary branches are cut off when the secondary branches grow to 10-15 cm; the reserved secondary branches grow to form green small branches with more than two fluffy leaves; s3, pruning petioles of leaves on the green small branches to promote the petioles to fall off, and obtaining the rubber tree seed grafting seedling scion after the petioles fall off completely. By means of the method for mass production of the rubber tree seed grafted seedling scions, the number of the scions is remarkably increased and is 1.60-2.50 times that of a conventional method.

The invention discloses a multi-plant parallel grafting, seedling gathering, rough cutting and positioning device for solanaceae vegetables and a method thereof, and belongs to the field of agricultural machinery. In the device, a rough cutting seedling feeding mechanism is used for positioning scion seedlings, cutting off scion seedling matrixes and clamping scions; the scion seedling gathering mechanism is used for gathering and positioning the scions clamped by the rough cutting seedling feeding mechanism; the rootstock seedling gathering mechanism is used for gathering the rootstocks. The device is used for rough cutting, positioning and seedling gathering of multiple scion seedlings and seedling gathering of rootstocks during full-automatic grafting of solanaceae, useless rhizome matrix parts below the scion seedlings can be sheared, follow-up grafting operation of multiple scions and rootstocks can be completed synchronously, the positioning speed of the scions and the rootstocks is increased, grafting efficiency is improved, and operation difficulty is reduced; according to the method, multiple scion seedlings and stocks can be treated at a time, manual single-plant operation is not needed, the production efficiency is effectively improved, the labor cost is saved, and convenience is provided for subsequent grafting work.

The utility model discloses a camellia oleifera grafting rootstock cutting device which comprises a fixing frame, a chopper down-cutting air cylinder is fixedly installed on the top of the fixing frame, the output end of the chopper down-cutting air cylinder penetrates through the fixing frame and is fixedly connected with a chopper air cylinder seat, and the top of the chopper air cylinder seat is fixedly connected with a connecting block. A Z-axis guide assembly is arranged between the connecting block and the fixing frame, a chopper forward-pushing air cylinder is fixedly installed on one side of the chopper air cylinder seat, a forward-pushing air cylinder driving rod is arranged on one side of the chopper forward-pushing air cylinder, and the forward-pushing air cylinder driving rod penetrates through the chopper air cylinder seat and is connected with an installation seat. Through the arrangement of the chopper downward-cutting air cylinder and the chopper forward-pushing air cylinder, after the oil-tea tree stock is cut, the chopper rest and the chopper can be separated from the oil-tea tree stock in a staggered mode, the space at the upper portion of the oil-tea tree stock is avoided, when the oil-tea tree stock cutting device is used for grafting, a scion wood feeding mechanism enables scion wood to be inserted into the oil-tea tree stock, and grafting work of oil-tea trees is facilitated.

The invention belongs to the technical field of grafting and seedling raising, and discloses a method for grafting and seedling raising by reserving a first true leaf of a pumpkin rootstock, which comprises the following steps: selecting the pumpkin rootstock; scion and stock seedling raising; reserving true leaves for grafting; grafted seedling healing period management; the specific operation of keeping the true leaves for attaching grafting is as follows: the true leaves and one of the cotyledons are separated to one side by the thumb and the index finger of the left hand, then a grafting blade disinfected by alcohol is used for beveling along the middle of the true leaves and a growing point, a notch is preferably used for simultaneously removing one of the cotyledons and the growing point, the other cotyledon is kept, and the notch is not too long and is about 1cm preferably; the scion is beveled by 30 degrees at the position 1-2 cm below the cotyledon base, it is guaranteed that the cut surface is smooth, and the length of the cut is about 1 cm. Grafted seedlings obtained through the method have higher root system related physiological indexes, grafting survival rate, SPAD value, plant height, stem diameter and leaf number, and healthy growth and strong seedling indexes of the seedlings are integrally improved.

The invention relates to the technical field of rubber tree seedling cultivation, in particular to a Brazil rubber tree seed seedling bud grafting method with petioles and leaf buds, which comprises the following steps: sowing Brazil rubber tree seeds in a sand bed, and cultivating to obtain a seed seedling stock with the seeds; the method comprises the following steps: selecting bud sticks of a rubber tree for scion, taking off bud slices with petioles and leaf buds, and pruning to obtain scion bud slices; selecting a flat surface of a seedling stock, and opening an interface on a base part; the scion bud slices are grafted to the interfaces in a bud grafting mode, and bud-grafted seedlings are obtained; the bud-grafted seedlings are transplanted, and bud-grafted nursery stocks are obtained; after conventional management is conducted on the bud grafting seedlings, petioles are removed, then leaf marks are covered, watering and fertilization are conducted every other day, culture management is conducted, and seed bud grafting seedlings are obtained; the petiole removing comprises the following steps of: ripping a plastic film at the base part of the petiole, taking down the petiole by hand, and covering a leaf mark by using the film. According to the seedling bud grafting method for the Brazil rubber tree with the petioles and the leaf buds, the leaf buds with the petioles can be fully utilized on the premise that the bud grafting speed and the bud grafting survival rate are not reduced.

The invention relates to the related technical field of introduction and cultivation of Korean pine, and discloses a Korean pine introduction, cultivation and planting method, which comprises the following steps: girdling a rootstock and applying special gel to guide nutrients and hormones in the rootstock into the gel, and then performing grafting or cuttage based on the gel. The girdling adopted in the scheme can enrich the nutrients of the rootstock to the maximum extent and prevent branches and leaves of the rootstock and the scion from grabbing the nutrients, meanwhile, the gel has good wrapping performance and can completely wrap the cut of the scion, compared with the approximate butt joint of the cortex of the traditional grafting rootstock and the cut of the scion, the interface is more tidy, and the scion can obtain more sufficient nutrients; the scion survival rate can be greatly improved; compared with a traditional cuttage method, according to the scheme, the scions are inserted into the gel, the scions can continuously obtain enough nutrients in the rooting process, and the cuttage survival rate is greatly increased.

The invention belongs to the technical field of dendrobium planting, and particularly relates to a method for grafting dendrobium to a tea tree. According to the method, the dendrobium seedlings are fixed on the perennial tea tree trunks through the air-permeable material, the fixed positions are kept moist by spraying water every day, proper environment temperature and humidity are limited, the roots of dendrobium can be kept breathable and moist, and the survival rate of dendrobium is increased. In addition, the canopy layer of the tea tree can achieve the effects of sun shading in summer and heat preservation in winter. Results of the embodiment show that by means of the method, after grafting is conducted for three months, the survival rate of the dendrobium nobile is 100%, fresh leaves of tea trees can be picked in spring every year to be processed into famous high-quality tea, branches can be picked after the dendrobium nobile grows for three years to be processed into commercial dendrobium nobile, and double economic benefits are achieved.

The invention provides a multi-variety fusion grafting control method for Chinese rose flowers, a server, a medium and a product, and relates to the technical field of Chinese rose fusion control application. The method comprises the following steps: firstly, acquiring a plurality of candidate grafting schemes, collecting rootstock monitoring data and to-be-scion Chinese rose plant information in combination with the schemes, inputting the rootstock monitoring data and the to-be-scion Chinese rose plant information into a growth feature matching prediction model formed by deep learning training according to historical grafting records, scion variety features, grafting results and expert experience, and performing scion grafting. Calculating the growth characteristic matching degree of the to-be-scion and the rootstock, and screening out candidate to-be-scion plant information according to the growth characteristic matching degree; combining the rootstock data and the candidate information to obtain a growth condition score through a fusion growth prediction model, and selecting a scheme with the highest score as an optimal scheme; and finally generating guidance data and sending the guidance data to a user side. By implementing the method, the Chinese rose growth characteristic matching degree can be accurately determined, so that the combination with high matching degree is screened out, the grafting success rate is greatly improved, and grafting failures caused by compatibility problems are reduced.

The utility model relates to the technical field of fruit tree grafting, and discloses an agricultural fruit tree grafting device, including an adjustment mechanism: a lower adjustment member and an upper adjustment member, a grafting mechanism: a mounting plate, a handle, a lower fixed frame, a fixed plate, a screw rod, a rotating block, a through groove, a movable plate, an upper fixed frame and a wrapping window, a cutting mechanism: a mounting frame, an electric cylinder, a cutter head, a blade and a slide bar, the lower adjustment member is threadedly connected to the right end of the lower fixed frame, and the upper adjustment member is threadedly connected to the right end of the upper fixed frame. The agricultural fruit tree grafting device is installed with an adjustment mechanism, the position of the lower adjustment member is limited by the lower fixed frame, and the position of the upper adjustment member is limited by the upper fixed frame, so that the lower adjustment member is rotated to move, so that the rootstock is squeezed and fixed in the lower fixed frame, and the upper adjustment member is rotated to move, so that the scion is squeezed and fixed in the upper fixed frame, so that it can be adjusted according to the diameter of the rootstock and the scion, so that the rootstock and the scion of different diameters can be fixed for grafting, and the practicability is high.

The utility model discloses a navel orange planting grafting device which comprises a main body shell, a cutter groove is formed in the main body shell, a blade is arranged in the cutter groove, a fixing shaft is rotationally arranged in the main body shell, a pressing rod and a sliding rod are fixedly connected to the fixing shaft, one end of the pressing rod is connected with the fixing shaft, and the other end of the pressing rod is fixedly connected with a pressing block. One end of the sliding rod is connected with the fixing shaft, a sliding groove is formed in the other end of the sliding rod, a pushing column is slidably arranged in the main body shell, one end of the pushing column penetrates out of the main body shell, a pushing rod is arranged at the other end of the pushing column, the pushing rod penetrates through the sliding groove and is slidably connected with the sliding groove, and springs are arranged on the two sides of the blade. By arranging the blade and the cutter groove, the blade retracts into the cutter groove to prevent cutting when not in use, the blade is pushed out of the cutter groove to cut when in use, and when an object needs to be cut off, the object can be clamped into the limiting frame and supported by the limiting frame.

The utility model relates to the technical field of plant grafting, and discloses a fruit tree grafting auxiliary device which comprises a semi-ring plate and an auxiliary plate, pressure plates are arranged in the semi-ring plate and the auxiliary plate, first springs are fixedly connected between the semi-ring plate and the pressure plates and between the auxiliary plate and the pressure plates, first clamping grooves are formed in the semi-ring plate and the auxiliary plate, and the first clamping grooves and the second clamping grooves are formed in the semi-ring plate and the auxiliary plate. Son buckles are arranged in the semi-ring plate and the auxiliary plate, the side walls of the son buckles are fixedly connected into the first clamping grooves, and second clamping grooves are formed in the semi-ring plate and the auxiliary plate. According to the device, the son buckle and the mother buckle are clamped through pressure, the two semi-ring plates are closed, the internal pressure plate extrudes and fixes branches at the grafting position, the first spring has elasticity and can adapt to branches with different thicknesses, the auxiliary plate further fixes the branches outside the grafting position, the grafted branches are conveniently fixed, and the stability and the tree survival rate are improved.

The invention discloses a high-position multi-head branchlet grafting method for litchis, and belongs to the technical field of top grafting of litchis, and the method comprises the following steps: 1) retracting and trimming a fruiting mother branch in the current year, and grafting at the same time; (2) grafting by adopting a two-side branch cutting method, and aligning cambiums on two sides of the scion and the stock; 3) strengthening fertilizer and water management. Compared with a large branch grafting method and a low-position small branch grafting method, the high-position multi-head small branch grafting method for litchis has the advantages that firstly, the variety structure can be quickly adjusted, and good varieties with good economy can be grafted according to the market demand condition to preempt the precedent; the grafting survival rate is high, supplementary grafting manual work is omitted, and the crown breadth of the fruit tree can be quickly recovered; thirdly, fruits are harvested in the orchard every year, the next year of fruits are grafted after the fruits are harvested, and high yield is achieved in the third year; and 4, the economic benefit is greatly improved.

The invention provides a method for grafting Tibetan white bark pine on Chinese pine, belongs to the technical field of needle-leaved tree species grafting, and solves the technical problem that the survival rate is lower than 40% due to slow joint healing, high pathogen infection rate and environmental fluctuation. According to the technical scheme, the method is characterized by comprising the following steps: cutting 1.8-2.2 cm of a vertical notch reaching xylem at the part, which is 2.5-3.5 cm exposed out of the surface of a culture medium, of a rootstock rhizome part; cutting the scion base into a symmetrical double-sided wedge shape, and immersing the scion base into a sodium citrate buffer solution containing polyvinylpyrrolidone, methyl salicylate and calcium chloride; the two sides of the vertical notch are coated with adsorption glue; inserting a scion alignment cambium and fixing by using a grafting belt; an ethanol water solution containing salicylic acid, trehalose and polysorbate 80 is applied to the interface every 2-3 days; maintaining the day temperature to be 23-25 DEG C, the night temperature to be 16-18 DEG C and the humidity to be 90-95%; when the young sprouts grow to 2-3 cm, the rootstocks are girdled, and trunks are cut off after 7-10 days. The method is used for large-scale breeding of the Tibetan pinus bungeana grafted seedlings.

The portable device comprises a vertical plate, suspension blocks are fixed to the top end and the bottom end of the vertical plate respectively, longitudinal penetrating holes are formed in the two suspension blocks respectively, and clamping pieces are installed in the two longitudinal penetrating holes respectively. The clamping piece comprises clamping plates which are oppositely arranged, V-shaped clamping openings which are symmetrically arranged are formed in the two clamping plates, inserting rods which are connected to the suspension block in an inserted mode are fixed to the two clamping plates, limiting blocks with the section larger than that of the inserting rods are fixed to the tail ends of the inserting rods, and compression springs which enable the two clamping plates to be close to each other are installed on the inserting rods; handle screws which are in threaded connection with the suspension block are arranged at the opposite positions of the two clamping openings; and rubber cushions are fixed on the clamping surfaces of the two clamping openings. The Chinese torreya grafting device is ingenious and reasonable in structural design, Chinese torreya can be rapidly grafted to Chinese torreya seedlings, the survival rate is high, and the device is worthy of application and popularization.

The invention discloses a high-survival-rate grafting method for grafting pinus sylvestris to pinus koraiensis in arid regions, which comprises the following steps: selecting pinus sylvestris stock with the growth period of 4-6 years, flatly cutting below a terminal bud branch point to form a cross section, downwards and obliquely cutting twice from the cross section to form a triangular pyramid-shaped chimeric structure, cutting a semi-lignified pinus koraiensis scion with a terminal bud, and grafting the semi-lignified pinus koraiensis scion with the terminal bud to obtain the pinus sylvestris scion. After main buds are reserved and lateral buds are cut off, two oblique triangular xylem sections are obliquely cut out from the lower portion of spores through two cutters, and a double-slope wedge-shaped joint body is formed; when the rootstock and the scion are cut, the cutting blade is immersed in an aqueous solution containing a plant growth regulator and a bactericide; the double-slope wedge-shaped joint body is inserted into the triangular pyramid-shaped embedding structure, so that the scion medullary layer and the stock medullary layer are overlapped; wrapping the interface with a composite hydrogel film containing a temperature-sensitive polymer and an antibacterial component; shading treatment is carried out after grafting is completed. The method can significantly improve the survival rate of grafted seedlings.

The utility model discloses an automatic seedling supporting clamping jaw device of a camellia oleifera grafting machine, which comprises a mounting seat, a seedling clamping finger cylinder is fixedly mounted at the bottom of the mounting seat, the driving end of the seedling clamping finger cylinder is fixedly connected with two lower-layer clamping jaws, and the seedling clamping finger cylinder is used for driving the two lower-layer clamping jaws to be close to or away from each other synchronously. Lower-layer seedling clamping grooves for clamping oil tea rootstocks are formed in the opposite sides of the two lower-layer clamping jaws, and an upper-layer clamping jaw is arranged above each lower-layer clamping jaw. When the seedling clamping finger air cylinder acts to drive the two lower-layer clamping jaws to be closed to clamp and fix the camellia oleifera rootstock in the lower-layer seedling clamping groove, the upper-layer clamping jaws synchronously move along with the lower-layer clamping jaws, the two upper-layer clamping jaws are also closed, the seedling supporting action of the camellia oleifera rootstock is completed, position deviation of the camellia oleifera rootstock during splitting or grafting is avoided, the grafting success rate is increased, and the seedling raising efficiency is improved. And the practicability is high.

The invention is applicable to the technical field related to seedling raising, and provides a ligustrum gloridum high-stem grafting seedling raising device which comprises a base and a cultivation pot arranged on the base. The precise irrigation mechanism comprises a lifting ring, a supporting ring, a supporting frame and an irrigation assembly, an electric telescopic rod used for controlling the working state of the irrigation assembly is further arranged between the supporting ring and the lifting ring, and a control assembly is further arranged on the supporting ring; the humidity sensor is used for detecting soil humidity; through cooperative arrangement of a precise irrigation mechanism and a humidity sensor, the problems that according to an existing seedling raising mode, simple water spraying operation can only be conducted by experience, environment parameters cannot be precisely regulated and controlled, environment fluctuation is likely to be too large, grafted seedlings suffer from too high humidity or too drought, and diseases are caused are solved; the success rate of seedling raising and the quality of nursery stocks are greatly influenced.

A grafting device and a grafting method based on a UV (Ultraviolet Rays) adhesive are provided. The grafting device includes a workbench, a transfer mechanism, a seedling loading mechanism, a cutting mechanism, an adhesive spraying mechanism, a curing mechanism and a seedling unloading mechanism. Along the circumferential direction of the transfer mechanism, a seedling loading station, an adhesive spraying station, a curing station and a seedling unloading station are sequentially arranged. The seedling loading mechanism is configured for bearing a rootstock and a scion, and the cutting mechanism is configured for cutting the rootstock and the scion. The transfer mechanism is configured for receiving and fixing the rootstock and the scion, and transporting the rootstock and the scion intermittently from the seedling loading station, the adhesive spraying station, the curing station and the seedling unloading station in turn to obtain a grafted seedling.

The utility model discloses an automatic cutting mechanism of a grafting machine. Comprising a grafting frame body, a first sliding rail is arranged on the grafting frame body, a first sliding plate and a second sliding plate which are arranged left and right are slidably connected to the first sliding rail, a plurality of first clamping units are arranged on the first sliding plate, and a plurality of second clamping units are arranged on the second sliding plate; the cutting unit comprises a first air cylinder fixed on the grafting frame body and a plurality of cutting blades which are in transmission connection with the first air cylinder and do longitudinal motion. The double-head supporting device is suitable for the full-automatic grafting machine, a double-head supporting mode is adopted, a cut grafting opening is smoother, the grafting effect is improved, and the double-head supporting device is simple in structure and convenient to operate.

The invention discloses a rootstock processing, shearing and splitting integrated device and method for grape grafting, and relates to the technical field of plant grafting processing, the rootstock processing, shearing and splitting integrated device comprises a connecting assembly and a fixing assembly, and a shearing assembly is arranged in the connecting assembly; when the device is used, the sleeve is arranged on the outer surface of a stock in a sleeving mode, the first scissor clamp and the second scissor clamp are pressed, so that the two scissor blades move relatively, the stock is cut off, then the pressing force is released, and the broken portion of the top of the stock is pulled out. The cutting and splitting cover is rotated to the top of the sleeve, the pressing block is pushed downwards, the cutting and splitting rod pushes the connecting plate, the connecting block and the cutting and splitting blade to move downwards, and the fracture surface of the rootstock is cut. Under the cooperation of the connecting assembly, the shearing assembly and the splitting assembly, shearing and splitting are integrated, scissors and peelers do not need to be frequently replaced, time is saved, and a scissor blade and a splitting blade are located in the sleeve and the splitting cover respectively, so that the protection effect can be achieved.

The invention discloses a camellia chekiangoleosa improved variety breeding method and a camellia chekiangoleosa improved variety breeding system based on function superposition, and the method comprises the following steps: cloning excellent single plants through a high-stem grafting technology, and establishing a specific germplasm resource library; determining three types of phenotypic data of a floral leaf character set, an oil yield character set and an oil quality character set; the method comprises the following steps: presetting six types of application scenes such as an edible oil production raw material forest and a specific natural compound production raw material forest, and constructing a comprehensive evaluation model by adopting a hierarchical weight distribution method: distributing first-level weights for three types of character sets, and then distributing second-level weights for characters in subsets; standardizing the character of the floral leaf by adopting a binary comparison method, and standardizing the character of the oil yield and the character of the oil quality by adopting a centesimal system; and screening a target improved variety according to a comparison result of the comprehensive score of the to-be-evaluated variety and the average score of the existing improved variety. By means of the method, superposition breeding of ornamental, oil production and oil quality functions is achieved, and the adaptability of improved varieties and industrial scenes is improved.

The invention relates to the technical field of seedling raising, and discloses a camellia oleifera grafting seedling raising device and method.The device comprises a support, annular frames are arranged in the support at equal intervals, seedling raising bags are arranged in the annular frames, and an arrangement assembly used for driving the annular frames to be arranged in a stepped mode is arranged on the support. According to the seedling raising bag cleaning device, when weeds in the seedling raising bags are cleaned, the heights of the seedling raising bags are sequentially reduced from left to right, the seedling raising bags are arranged in a step shape, seedlings in the adjacent seedling raising bags are not staggered, the situation that the seedlings and the weeds in the adjacent seedling raising bags interfere with each other during subsequent weed cleaning is avoided, cleaning operation is more convenient, and the seedling raising efficiency is improved. And the bottoms of the seedling raising bags can be supported while the seedling raising bags are arranged, so that the situation that the bottoms of the seedling raising bags are broken by falling cannot occur during subsequent weed cleaning, and weed cleaning can be better performed.

To provide a method for promoting the flowering of plants deficient in flowering regulatory genes, a method for advancing the timing of seed formation, and a plant.SOLUTION: A method for promoting the flowering of plants deficient in flowering regulatory genes includes performing grafting using a plant that overexpresses a flowering regulatory gene as the rootstock and using a plant deficient in the flowering regulatory gene as the scion. Also provided are a method for advancing the timing of seed formation, and a plant.SELECTED DRAWING: Figure 1

The application discloses a grafting seedling cultivation method for improving grafting survival rate, relates to the technical field of grafting seedling cultivation, and aims at the problem of poor success rate of seedling grafting. The application deeply fuses plant physiological characteristics, geometric morphological parameters and grafting mechanics principles, constructs a quantifiable and traceable method selection model, improves the adaptation efficiency of the grafting method by more than 3 times, realizes continuous optimization of the healing environment through continuous circulation of data comparison and parameter adjustment, guarantees efficient grafting process, sets evaluation indexes such as callus development, new shoot growth, environmental stability and root development, accurately judges the growth quality of the grafting seedling at different healing stages, realizes continuous optimization of the healing environment through continuous circulation of data comparison and parameter adjustment, and guarantees efficient grafting process.