32 results about "Pecan tree" patented technology

The present invention discloses a cultivating method with Carya cathayensis stock as scion, the procedure of which is to establish a seedling nursery of Carya cathayensis stock; the Platycarya strobilacea, Carya cathayensis, American Carya cathayensis or Hu nan Carya cathayensis are adopted as the stock, and the growing branch of the bearing tree of Carya cathayensis is adopted as the breeding mother tree for scion and cutting; the bed seedling of Carya cathayensis or the Carya cathayensis with the diameter at ground level is equal to or larger than one point seven centimeter and transplantedat the beginning of November of the previous year before scion and the hardy Carya cathayensis with the growth of one to two years are chosen as the stock, and the spacing in the rows and spacing between rows is not less than twelve multiplied twenty five centimeters; in the period from 10th November in the previous year to 31st January then, the hardy breeding branch with full bud, short intersegment and growth of one or two years is collected from the scion mother tree in the cutting orchard as the scion, and is arranged after collection in the shadow for twelve hours to thirty six hours, and is sealed and packed in a plastic film, and is stored into a refrigerated storage at 4 DEG C; when thirty percent of stock seedling starts to sprout in the cutting orchard or in the transplanted ground, the scion is completed within two or three weeks. The technical proposal can dwarf the tree of the Carya cathayensis, shorten the childhood period and fruit ahead of time.

The present invention discloses a cultivation method for regulating bearing branches of pecan and belongs to the technical field of fruit tree cultivation. According to the method, a novel gamma-PGA synergist and PBO are mixed and applied to the trunks of pecan trees, enhancing the photosynthetic capacity and nutrient accumulation of leaves and promoting formation of short bearing branches with terminal pistillate flower buds. Thus, a "leaf-fruit ratio" and a "branch-fruit ratio" in the growth of pecan can be regulated. Compared with traditional root irrigation application on soil and leaf spraying, the method is low in cost, high in utilization rate and convenient to use is convenient and also has the advantages of strong absorption by trees, fast conduction and long synergistic durationwith vital practical significance for early bearing and high yield pecan cultivation.

The invention discloses a method for quickly cultivating a carya pecan tree crown. The method for quickly cultivating the carya pecan tree crown includes that selecting a 2-year-old carya pecan grafted seedling, planting, trunk determining, shearing according to the following method after planting for 2 to 5 years, to be specific, shearing in summer in general, shearing at the middle ten days of June of each year, cutting back 1 / 5 from each 20 to 50 centimeters one-year-old branch, and cutting back 1 / 3 from each more than 50 centimeters one-year-old branch; applying 20 to 40 kilograms of chicken manure and 1 to 5 kilograms of slow release fertilizer to each tree in winter of each year; irrigating duly to guarantee enough moisture; manually catching trunk boring insects and using an insecticidal lamp to kill the trunk boring insects. A lot of branches can be formed to quickly form the tree crown after planting for 5 years, the branch number is 3 to 4 times of that of the tree crown not sheared, and the yield would be increased by 3 to 4 times.

The invention belongs to the field of fruit tree cultivation, and discloses an apocarya hedgerow-shaped tree form and a shaping method thereof. According to the hedgerow-shaped tree form, the height of the tree form is 3.2m to 3.5m, the height of a trunk of the tree form is 0.8m to 1.0m, one trunk is formed, and three layers of six parallel main branches and one center extension branch are formed. By adopting the tree form, a great number of fruiting short branches can be rapidly formed, and the early bearing and high yield of apocarya can be realized; moreover, the structure is simple, the ventilation condition is good, the field management is convenient, and the apocarya hedgerow-shaped tree form is a novel high-quality and labor-saving cultivation tree form for the apocarya.

The invention discloses a method for predicting the occurrence of hickory tree trunk rot based on a discriminant analysis method. The method comprises: selecting a hickory tree sample, collecting a soil sample, obtaining the pH of the soil in the dormant period, the content of alkaline nitrogen and the content of available potassium Ratio; record the incidence of dry rot in the next year; take the onset and non-onset as the discrimination type, the soil data as the training set, and the ratio of pH, alkaline nitrogen content and available potassium content as the model parameters to establish a discriminant analysis model; The predicted hickory tree soil pH and the ratio of alkaline nitrogen content to available potassium content are imported into the model to predict whether the hickory tree will have dry rot in the next year. The present invention relies on the discriminant analysis method, has found the index parameter that has greater correlation with hickory tree trunk rot, that is: the ratio of pH and alkaline hydrolysis nitrogen content and available potassium content, and utilizes the prediction model that these two parameters obtain , the prediction accuracy rate is over 80%.

The invention discloses a transplanting method for high-survival and fast-recovering hickory nuts in full fruit stage, including investigation of pollinated trees and main plant species; heavy pruning before transplanting to retain the main skeleton, cutting off all top branches and annual fruiting branches of the tree crown; transplanting Spray plant hormones after planting to promote the elongation of new branches and control reproductive growth. The method of the present invention makes the transplanting survival rate of the hickory tree body in the full fruit stage reach more than 95%, restores the yield within three years, slows down the seedling stage in the first year, controls reproductive growth, and focuses on restoring tree vigor; the recovery period in the second year has Yield; the third year yield is equal to the untransplanted shell hickory nut yield. It not only ensures the high survival rate of transplanting, but also restores production in time and reduces economic losses.

The invention relates to a method for promoting early fruiting of pecans. The method comprises the following steps: carrying out lamination and germination acceleration on the pecan seeds; when the bud seedlings germinate to a plurality of new leaves, cutting the root of the bud seedling and dipping the bud seedling into a rooting solution, and then transplanting the bud seedling to a small root control device for rooting; when the nursery stocks grow to a proper roughness, carrying out square bud grafting; in the same year when the bud grafting is carried out, moving the variety seedlings outfrom the small root control device to prune the root after the fallen leaves are fallen, dipping the seedling into the rooting solution and transplanting the seedling to a large root control device for cultivation; according to different periods of bud grafting growth, sequentially spraying a growth promoting liquid for the first time, carrying out pinching for the first time, spraying a growth promoting liquid for the second time, carrying out pinching for the second time; in the same year, after leaves fall, trimming the root again, dipping the root into the rooting solution and transplanting the seedling to an orchard for field planting. According to the invention, the two kinds of root control devices are adopted for planting and then transplanting and root cutting technologies are adopted, so that the growth of the nursery stock can be controlled, and the lateral root quality of the nursery stock can be rapidly improved, the pecan trees in the united states can be rapidly formed,and the purpose that the fruits can be hung in 2-3 years in advance compared with conventional cultivation management can be achieved.

The invention discloses a fertilization method for pecan trees with thin shells. The fertilization method of the invention can effectively solve the problems of inaccurate grasp of fertilization time, fertilization frequency and dosage, fertilizer type and fertilization method in the current fertilization method. Fertilization method By adjusting the time of fertilization, the type of fertilizer selected for each fertilization, the dosage of each fertilization and the method of fertilization, the newly planted hickory trees can fully and evenly obtain the various nutrients required for each growth stage , thereby greatly improving the survival rate of hickory trees and the output of hickory nuts, because the newly planted hickory nuts are nutritious and also reduce the incidence of insect pests and diseases.

The invention discloses a method for live inoculation of pecan fruit with thin shells, and belongs to the technical field of bioengineering. The method comprises the following steps: 1) selecting healthy fruits on hickory trees with thin shells, disinfecting them, and stabbing the fruits for use; One side of the mycelium is close to the puncture wound of the fruit; use the fungus cake covering device to cover the fungus cake and press firmly to make it stick to the fruit; 3) Investigate the incidence of the inoculation point. Wherein, the bacterial cake covering device includes covering the tube body, covering the tube cap and sterile absorbent cotton, the bottom of the covering tube body is closed, and is provided with compacted sterile absorbent cotton in a water-saturated state, controlled by covering the tube cap Covers the open and closed state of the tube body. Using the bacteria cake covering device of the present invention can keep the bacteria cake moist, and can prevent other pathogenic bacteria from outside from interfering with the results, and the separation rate of pathogenic bacteria strains from diseased tissues is high.