40results about How to "Prolong grafting time" patented technology

The invention discloses a method for quickly improving the outplanting rate of culture of kiwi fruit seedlings. The method has the technical characteristics that seeds of delicious kiwi fruits (i.e. the hairy variety) are adopted. The method comprises the steps of: sterilizing soil of a seedbed five to seven days before sowing, and soaking the seeds in water with the temperature of 50-60 DEG C for two to three hours before sowing; sowing in the middle ten days and the last ten days of January, transplanting at the appropriate time of the last ten days of March and the first ten days of April when young seedlings have four to five leaves, extirpating one to two knots at the tips of rootstocks in the first ten days of June, removing coppice shoots 5-10cm at the base parts of seedling trunks in time to guarantee smoothness of the parts of the seedlings to be grafted, grafting single-bud branches at the venter of the rootstocks in the first ten days and the middle ten days of June to the first ten days and the middle ten days of July, breaking the rootstocks off in the last ten days of July and the middle ten days of August, reserving four to five knots above engrafting buds, and breaking off the rootstocks with only barks remained; shearing the rootstocks in the first ten days of September, reserving 4-5cm stumps during stock shearing, removing buds of the rootstocks in time after stock shearing, removing the buds and shearing the coppice shoots as soon as the buds and coppice shoots are come out, and promoting the grafting buds to grow vigorously in combination with the supply of fertilizers and water; and making the kiwi fruit seedlings reach the standard of outplanting at the end of the same year, wherein the rate of outplanting in the same year reaches 80 percent to 90 percent.

The invention relates to a gobi grape field hard branch grafting method which comprises the following steps that (1) a place where terrain is flat and the diameters of sand stones are smaller than 5cm in gobi is selected for building of a vineyard; (2) the vineyard is built, namely first, ditching is carried out in the vineyard, then surface soil is padded, cow and sheep manure is mixed, subsoil or sandy soil covers the manure, finally flattening is carried out to form a shallow ditch; second, a cement frame column row is inserted on one side of the shallow ditch, 3-4 iron wires are used for being pulled on the cement frame columns; third, grape stock seedlings are processed and then are fixedly planted in a fix-planting hole; fourth, stock management is carried out according to a conventional method, stocks which need grafting are obtained; (3) grafting time is selected; (4) pinching processing is carried out on the stocks which need grafting; (5) branches full with annual bud eyes are used as scions and are stored for a winter, then scion nursery stocks are obtained; (6) the scions are activated, then the scions which need grafting are obtained; (7) grafting is carried out; (8) field management is carried out; (9) planting management is carried out according to the conventional method. According to the method, grafting time can be prolonged, and under the situation that the anti-freezing stocks are used, the phenomena of root freezing of grape planting are avoided.

The invention provides a bud grafting method of a precocity thin-skin walnut. The bud grafting method of the precocity thin-skin walnut comprises the following steps of (1) selecting a cut stem of a walnut seedling tree, and culturing 1-2 strong buds in the different directions for standby application after germination; (2) carrying out scion collection and preservation, wherein a developmental branch of the precocity thin-skin walnut is collected to serve as a scion in June or July of the current year, compound leaves and shoots need to be timely removed after the scion is picked, and a 1-2cm petiole is retained; (3) forming a grafting opening, wherein a rootstock notch is formed in the straight smooth portion of the lower half portion of a rootstock branch; (4) obtaining a bud tuber, wherein a bud tuber notch is formed in a full bud which is arranged on the lower half portion of the scion; (5) carrying out grafting, wherein the scion is embedded into the rootstock notch, and the bud tuber notch can be closely connected with the rootstock notch; (6) carrying out sealing on a connector, wherein a plastic strip is used for being tightly wound on the grafting portion from bottom to top, and the buds are exposed. The bud grafting method of the precocity thin-skin walnut can greatly short the breeding cycle, and improves correctness of variety breeding and breeding efficiency.

A reverse-cutting and opposite-inserting graft method features that the back of scion is cut to become a (30-40)-degree oblique surface, its front surface is cut to form a longitudinal nick reaching xlem, a (30-40)-degree oblique nick and a longitudinal nick reaching xylem are cut on the stock, and the scion is inserted in the stock and fixed to it. Its advantages are high survival rate and high growing speed.

The invention discloses a bud grafting method of early-fruit-bearing walnut top grafting optimization. The bud grafting method mainly comprises the steps of selection and treatment of stocks, acquisition of scions, selection of grafting time, grafting treatment and management after grafting; the bud grafting method is characterized in that in selection and treatment of the stocks, early-fruiting-bearing walnut good variety grafting saplings are utilized to build a garden, fruit bearing can be achieved in the third year after field planting, if walnuts still do not bear fruits 3-6 years after field planting or borne fruit are not uniform, it is judged that the trees are not the good variety walnut grafting saplings, top grafting optimization needs to be conducted, observation can be conducted in the first year, and boards are hung for marking to conduct top grafting optimization in the next year; the selected stocks are perennial branches, and the branch thickness is 2.0 cm-8.0 cm; thegrafting portions of the scions are the perennial branches, nutrients are centralizedly supplied and not easily diffused, the fast growth of the scions is promoted, the grafting variety branches are robust and vigorous in growth, and the occurrence of winter low-temperature frozen injuries is prevented.

The invention discloses an efficient macadimia nut cultivation method and relates to the technical field of agricultural planting. The method comprises the steps that tree planting bags are used for culture of seedlings, and after the rootstock seedlings are cultivated to be more than 60 cm long, weeding, fertilizing, deinsectization and disease prevention are carried out in time, and management and protection are enhanced; in the high-temperature season from May to October, a sun shelter is built, and the rootstock seedlings are grafted after growing in the sun shelter for half a month; the robust branches which do not sprout or are about to sprout in the same year of a macadimia nut tree with more fruits are selected as scions; a mixture of gibberellin 920 and heteroauxin is added with water to be dissolved and then added with thiophanate methyl to form liquid medicine, and manicured scions with the 1/2-4/5 length are vertically placed into the liquid medicine from the root and the surface for 0.5-2 hour; the improved cut-grafting method is adopted for grafting, the successfully-grafted seedlings sprout more than three times, and the seedlings can be planted out after sporting two times and growing to be 1 m long. The problems that macadimia nut seedling culture period is long and the grafting survival rate is low in the prior art are solved.

The invention provides a grafting propagation method of hybrid citrus. The grafting propagation method of hybrid citrus has the beneficial effects that the factory production effect is realized, the grafting time is long, the growth speed is quick, the growth is vigorous, and the quality of seeds and seedlings are high; the method is simple, convenient and practical, and the survival rate of the seeds and seedlings can reach 95% or above; compared with an exposed cultivation grafting method, the survival rate can be increased by 10% or above.

The invention discloses a patch budding method for sweetgum in the growth stage. The method includes the steps of grafting time selection, rootstock cultivation, scion selection, grafting and management after grafting. The patch budding method for sweetgum in the growth stage is applied to big seedling top grafting and small seedling propagation by grafting of sweetgum in the growth stage, can effectively prolong grafting time of sweetgum, shortens the seedling breeding period, and achieves the aim that rootstock is cultivated in the current year, grafting is achieved in the current year, seedlings are formed in the current year. The grafting survival rate is 80% or above, and repair grafting can be carried out for 1-2 times on seedlings which do not survive.

The present invention provides a wax sealing method used for scions. The wax sealing method used for the scions comprises the following steps: scion treatment, preparation of a wax sealing liquid, waxsealing of the scions, and storage of the wax-sealed scions. The wax sealing method used for the scions provided by the present invention can effectively prevent water loss of the scions and improvea grafting survival rate; the wax-sealed scions do not have cracks during long-term storage, transportation and grafting; the method can effectively prevent drying and water loss of the scions, and make graft unions quickly healed; according to the wax sealing method provided by the present invention, the temperature of the wax sealing liquid is controlled to be 85-92 DEG C, after the scions are soaked into the wax sealing liquid for 1-2 seconds, the scions are pulled away from the surface of the wax sealing liquid, so that the scions or buds can be avoided from being scalded.

The invention relates to a method for preserving catalpa bungei grafted seedlings after beginning of autumn. The method comprises the following steps: grafting catalpa bungei by taking catalpa as a rootstock, soaking 6-benayl aminopurine during grafting, and spraying growth regulation liquid; smearing a Bordeaux mixture on a full stand after grafting, preserving in a dark wet environment, and restraining the growth of the catalpa bungei grafted seedlings by abscisic acid, ethephon, potassium sodium tartrate and complex amino acid flour. The method is easy to operate; by adopting the method, the defect that grafting cannot be performed in winter is overcome, and the grafting time is prolonged; meanwhile, the time for transplanting the catalpa in spring is put forward, the early-spring transplanting growth period is put forward, and the annual height of the rootstock is over 3 meters; the method has the advantages of quick return of rooted seedling planting, longer growth period, high seedling growing speed, high dryness, attractive tree form and high rootstock quality.

The invention discloses a method for increasing the survival rate of grafting of Yunnan olives and belongs to the technical field of economic-forest cultivation. The method includes four steps of selection of stocks, scion collection and request, grafting and grafting-plant management. The results show that compared with methods for grafting of the Yunnan olives, the method has the advantages thatthe average survival rate of seedbed grafting is increased by 6.4%, and the average survival rate of adult trees in fine-breed top-grafting improvement is increased by 33.45%; the survival rate of grafting of Yunnan olive seedling nurseries is increased, the difficult problem that the survival rate of the Yunnan olive adult trees in fine-breed top-grafting improvement is low is solved, and broadapplication prospect in seedling cultivation and fine-breed improvement upgrading and improving production of the Yunnan olives is achieved.

Provided is a grafting method achieving homophyletic branch grafting. The method is characterized in that a plant which grows normally and is free of disease and pest damage is selected as a grafting object, a main trunk is selected as a stock, and a side branch which grows robustly is selected from the upper portion of a tree crown of the plant as a scion; the proper portion of the tip part of the side branch is cut into an oblique plane back on to the main trunk, and the back face is cut into a longitudinal section; an oblique cut facing the longitudinal section of the side branch is upwards and inversely cut on the portion, above the side branch selected as the scion, of the main trunk, and a longitudinal cut with the depth reaching the xylem is cut downwards from the oblique cut; the longitudinal section of the scion is inserted into the longitudinal cut of the stock, and the longitudinal section and the longitudinal cut are closed connected; binding and cultivation are conducted. According to the grafting method achieving homophyletic branch grafting, the grafting time is long, the grafting survival rate is high, and the annual growth of the grafted plants is increased by 25% to 43%; more tree species are suitable for grafting, the age range of the grafted plants is large, and general young and middle age forests can be grafted.

The invention discloses a grafting and seedling raising method of walnut tree seedlings. The method comprises the following steps that 1, during December, annual or biennial seedlings of juglans sigllata are selected as rootstocks, and the rootstocks are vertically cut downward; 2, each scion is cut into two cut surfaces, and the cut surfaces are placed in a scion treatment solution for soaking for 1-2 hours after the scions are cut; 3, the cut scions are inserted into the cut rootstocks, the rootstocks are aligned with the phloem of the scions, drain grooves which are 0.5 cm wide and 1.5 cm long are formed in the portions of the lowest parts of the two faces of a cut of each rootstock downward, the depth of each drain groove is equal to that of the cut phloem, and the xylem is not destroyed; 4, after grafting, grafted parts are tightened and wrapped in grafting films, and the lower parts of the grafted parts wrapped in the grafting films are exposed out of the drain grooves. Accordingto the method, rotting after grafting is prevented, the success rate of grafting is increased, the grafting time is prolonged, and convenience is provided for grafting.

The invention relates to a storm resistant jujube tree grafting method. The method includes the steps that the lower end of a collected scion of a good jujube tree is clipped into a slope through a knife and inserted into a grafted branch body, adhesive tape is tightly wound on the lower portion of the scion and the grafted branch body for seven circles, and then complete square mulching film paper which is 20cm in length is utilized to tightly cover the scion and the grafted branch body, adhesive tape is wound on the scion for six circles, when a sprout grows to be 1cm in height, two small holes are pricked in the mulching film paper through a needle point, and after about ten days, a newborn tender shoot can break through the mulching film paper after the scion sends forth the newborn tender shoot.

Disclosed is a novel pinus koraiensis fruit forest grafting method. By means of pinus koraiensis semi-lignified period summer grafting, one and a half months are prolonged for the grafting time every year, and the grafting survival rate is increased by 20% or above. Stock planting in the current year, grafting in the current year and forest modification in the current year are performed.

The invention belongs to the technical field of vegetative propagation of forest trees, and specifically relates to a grafting propagation method for camellia nitidissima tender branches. According tothe propagation method, with camellia nitidissima bud seedlings as rootstocks, and non-lignified camellia nitidissima tender branches as scions, grafting propagation of camellia nitidissima is performed. The grafting is performed in October to December. The grafting propagation method has the advantages of high survival rate, cost reduction and short time, shortens the cultivation age limit of seedlings, and realizes the full anniversary nursery discharging of the grafted seedlings. The method can be used as a large-scale and rapid propagation method for good camellia chrysantha seedlings, and has extremely great promotion and application value.