49 results about "Leaf expansion" patented technology

The invention discloses a two-step seedling culture method of grafted container seedlings of a tea-oil tree. The method comprises the following steps of: 1) culturing bud-stock grafted seedlings of the tea-oil tree in a large field: (1) selecting and treating nursery land, (2) culturing stocks: selecting seeds, disinfecting, germinating, spraying water for moisturizing regularly, taking out, and washing for grafting when germs grow to be 3-4cm in height and 2mm in thickness and before leaf expansion, (3) grafting: taking semi-lignified to lignified excellent clone branches as scions for graft from the last ten-day of January to the last ten-day of February in the year ensuing, and (4) planting; and 2): transplanting survival nursery stocks in the large field to a container for culture: (1) preparing a matrix, (2) filling the matrix and placing the container, (3) transplanting the grafted seedlings: transplanting the nursery stocks into the container and watering in the middle ten-day and last ten-day of June, and (4) managing after transplanting: managing fertilizer and the water and controlling diseases and pests of the nursery stocks, pulling up weeds and removing sprouts timely.The method can better solve the problem of container and matrix waste due to a low grafting survival rate, is high in operability and can effectively save cost.

The invention relates to a plant growing rack with a large planting space and high light energy utilization rate and an application method of the plant growing rack. The plant growing rack comprises rack bodies and is characterized in that each rack body is transversely provided with a first growing area, a second growing area, a third growing area and a fourth growing area which are arranged at intervals, each growing area is provided with a culture mechanism inside, each culture mechanism is provided with a plurality of detachable planting strips or planting blocks which are arranged at intervals, and the intervals among the planting strips or the planting blocks increase gradually along with the growth of plants to maximize the space utilization rate during plant growth. An LED light source is correspondingly arranged above each culture mechanism, the illumination range of the LED light source is consistent to a plant leaf expansion range, and the light intensity, light quality, illumination time and heights between lamp beads and plant canopies of the LED light source are adjustable. The plant growing rack is simple in structure and beneficial to the increasing of the planting space and the light energy utilization rate.

The present invention belongs to the field of flower cultivation, and in particular relates to a method for improving the mechanical strength of stalks of peony cut flowers According to the method, in a growing process from a peony leaf-expansion period to a full-bloom period, a sodium silicate solution with the concentration of 100-2000 mg/L is applied to perform spraying on branches and leaves of peony by using an atomizer; and the spraying is performed weekly. The method is simple and convenient to operate, easy to be promoted and applied in production, and the medicine cost and the labor cost are relatively low. The method not only can significantly improve the mechanical strength of the peony flower stalks, wherein the maximum amplitude is 26.75%, but also can improve indexes of stalk diameter, flower bud diameter, fresh weight and the like, thereby effectively improving the quality of the peony cut flower.

The invention provides a method for preventing and curing round spots of panax notoginseng. The method includes ecological soil treatment by applying Difulai and Woyiduo, agricultural preventing and curing; physical preventing and curing; biological control by applying a biological source pesticide containing effective components, amounts by weight, of 20-30 parts of matrine, 10-15 parts of celastrus angulatus, 5-10 parts of derris trifoliate, 10-20 parts of avilamycin, 5-10 parts of pyrethrin and 1-3 parts of chitosan; biological preventing and curing by spraying polyoxin water solution after seedling emergence and leaf expansion, and chemical preventing and curing by alternatively spraying wettable mancozeb powder and metalaxyl-mancozeb wettable powder during initial disease stage. Pathogens in soil can be suppressed and reduced through agricultural preventing and curing and physical preventing and curing measures, and the growth environment is turned to be unsuitable for growing pathogens. Pathogens are killed through biological preventing and curing and chemical preventing and curing means timely, and the biological source pesticide can prevent insects from spreading pathogens. Excellent effects for preventing and curing round spots of panax notoginseng are ensured.

The invention relates to an improved variety grafting and seedling raising technology of walnuts, in particular to a walnut touch skin grafting method. The walnut touch skin grafting method comprises the following steps of selecting a seedling of which the seedling ground diameter is 1-2cm and the age is 1-2 years as a stock; performing grafting in a period from the initial stage of germinating of a bud of the stock to the time before leaf expansion; respectively cutting two sides of the lower end of a scion into a long cutting surface and a short cutting surface; cutting off a skin layer with the length of 1.0cm from the upper edge of the short cutting surface so as to expose a touch skin portion; removing wood of a cutting opening of the stock and reserving a skin layer of the stock; lifting up a skin layer with the width of 0.1-0.2cm from one side of the bottom of the cutting opening of the stock; downwards tearing off the skin layer by 3-5cm so that bleeding fluid in the cutting opening is drained from a tearing opening; aligning the long cutting surface of the scion to a forming layer of the stock; and wrapping the short cutting surface by using the skin layer of the stock and aligning the short cutting surface to the skin layer of the stock. By the grating method, a junction surface of the touch skin portion of the scion of the stock is expanded, healing of scion of the stock of a grafting opening is promoted, the problem that bleeding of walnuts affects a walnut grafting healing opening is solved, and the grafting survival rate of spring scion grafting walnuts and the growth increment of seedlings are improved effectively.

A fertilizing method increasing the yield of walnut is provided. Reasonable fertilizing is performed according to fertilizer requirements in a walnut germination stage, a leaf-expansion stage, a flowering stage, a fruit stone hardening stage, a fruit mature stage and a dormancy stage. Growth quality and disease resistance of walnut are effectively improved by the method. The yield of walnut is greatly increased. Product quality is better. The method is simple, cheap and particularly suitable for popularization and application by orchard workers.

The invention discloses a method for rotation renewing of an Or mandarin shading garden. The method comprises the operating steps: (1) carrying out alternate-row heavy retractive pruning till trees are retracted to skeleton branches after fruit ripening and harvesting in the same year; (2) after germination and leaf expansion of spring shoots, selectively reserving 3-4 uniformly-distributed robustbud sticks of different azimuths; (3) carrying out tip pruning and topping-off after the spring shoots are aged, selectively reserving 2-3 robust early summer shoots of different azimuths on each spring shoot, and culturing later summer shoots by the same method; (4) carrying out tip pruning when later summer shoots are 80% aged, and promoting autumn shoots by the same method so as to culture well-fruiting mother branches; (5) carrying out bending and pulling treatment on excessively-grown or erect branches of shoots per batch to inhibit excessive growth; and (6) spraying paclobutrazol to leaf surfaces to promote blossoming when autumn shoots grow to about 90% of ripeness. According to the method disclosed by the invention, rotation renewing and fruiting of the Or mandarin shading gardencan be achieved, and meanwhile, the aim of maintaining the ventilating, light transmitting, stable yield and high quality of the garden is achieved; and loss of yield caused by permanent intermediatefelling or whole-garden renewing can be avoided.

The invention discloses a fertilizing method for improving the yield and quality of korla pears. The method comprises the following steps of installing a high-position spraying facility, performing fertilization in a germination stage, performing leaf expansion and flowering period spraying, performing fruitlet expansion and growing period spraying, performing spraying in a fruit expansion period, and performing fertilization in a fruit mature harvesting period. According to the method, furrow application topdressing is converted into high-position spraying, on the basis of the korla pear growth rhythm, a large amount of medium trace elements are sprayed at the position 30 cm above the crown by means of high-position spraying, and the requirement of plants for nutrients is met. On the basis of repeated, slight, proper and targeted fertilizer application, the phenomenon that plant photosynthesis and respiration intensity are lowered due to plant nutritional efficiency is relieved in time, normal growth of trees is ensured, and the yield and quality of the korla pears are improved.

The invention discloses a method for planting under-forest konjak in a sunshade net-circle planting mode, and belongs to the technical field of crop cultivation. The method comprises the steps that land preparation is conducted on an under-forest idle land, and konjak is planted; the method comprises the following steps: immediately building a steel wire ring after konjak planting, and carrying out ring planting on konjak; the ground clearance of the steel wire rings is 0.4-1.6 m, the number of turns of the steel wire rings is 4-8, and the distance between every two steel wire rings is 10-20 cm; a sunshade net is built in the period from seedling emergence to leaf expansion of the konjak; the shading degree of the sunshade net is 30%-85%, and the distance between the sunshade net and the ground is 2-4 m. According to the method for planting the konjak under the forest in the sunshade net-circle planting mode, the planting range of the konjak under the forest is expanded, the morbidity of the konjak under the forest is reduced, and the yield of the konjak is increased.

The invention discloses a method for promoting acer truncatum bisexual flower formation by utilizing uniconazole and relates to the field of plant growth regulation. During a spring leaf-expansion period of acer truncatum, uniconazole is applied to the root of acer truncatum, the chemical application dosage is adjusted to be 0.1-0.5 g/m according to the acer truncatum crown diameter. According to the method, a certain amount of acer truncatum is adopted mainly to promote reproduction growth of acer truncatum, flowering of the acer truncatum ahead of time is promoted, and the bisexual flower formation proportion is improved. Through the treatment by the method, the number of inflorescences during a flowering phase of acer truncatum is 1.90 times that of an untreated plant, the flowering number of each inflorescence and the treatment mode have no remarkable difference, the number of male flowers of each inflorescence has no remarkable difference, the bisexual flower number of each inflorescence is increased from 2.33 to 8.80, and the proportion of the male flowers to the bisexual flowers is reduced from 11.67:1 before the treatment to 2.95:1. The method is easy to operate and low in cost, an effect of promoting bisexual flower formation is remarkable, and the method has good application prospect and is suitable for large-scale popularization and application.

The invention discloses a method for planting gentiana rigescens. The method comprises the steps of selecting and preparing land: selecting sandy soil or black soil with the PH of 5.5-6.5 at an altitude of 1700-4200 m, preparing land, and removing grass and small undershrub which are 30 cm higher than the ground; sowing seeds: at the first ten-day period of June, evenly mixing gentiana rigescens seeds and sterile soil according to a mass ratio of 1:100, evenly spreading the mixture, and enabling the seed usage amount to be 0.5-1.5 kg per mu; performing field management: performing watering after the seeds are sown, and maintaining the soil humidity of 50-70%; performing weeding; performing shading; removing all flower buds after squaring in a non-seed-collection field; at a leaf expansion to squaring stage and a flowering to fruiting stage, performing leaf surface topdressing twice, and using the fertilizer of monopotassium phosphate with a mass percentage concentration of 0.2-1%; performing pest control and prevention; performing harvesting: harvesting gentiana rigescens after plantation for 2-3 years, harvesting gentiana rigescens in spring and autumn, and harvesting gentiana rigescens in autumn mainly. The method has the advantages of high yield, good quality and high active ingredient content.

The present invention belongs to the technical field of fruit tree cultivation, and especially relates to a plantation method of hazel trees. The plantation method of hazel trees comprises the following steps of applying zinc fertilizer and boron fertilizer at a leaf-expansion period or a full-blossom period of the hazel trees, and obtaining hazelnuts at a harvesting period. The plantation methodof hazel trees specifically comprises the following steps of (a) planting the hazel trees, preferably, the hazel trees being selected from C.heterophylla*C.avellana; (b) applying the zinc fertilizer and boron fertilizer at the leaf-expansion period or the full-blossom period of the hazel trees, an interval between the application time of the zinc fertilizer and boron fertilizer being at least 24 hours; (c) performing soil management and pest control, and harvesting the hazelnuts. According to the plantation method, the fruit yield of the hazel trees can be increased, fruit quality can be improved, the net photosynthetic rate of leaves of the hazel trees is increased by 59.59%, the weight of single fruit is increased by 2.52%, the weight of kernel is increased by 3.16%, the kernel percent is increased by 2.22%, and the phosphorus content of the leaves is increased by 60.52%.

The invention belongs to the technical field of konjak planting, and discloses a konjak winter planting method which includes the steps: selecting sandy soil with good air permeability, a deep fertilesoil layer, good drainage and irrigation conditions and the pH (potential of hydrogen) value of 7, and plowing and airing the soil; selecting taro-shaped and disease-free konjak seeds with flat upperend openings and small socket eyes and disinfecting the konjak seeds; planting konjak by planting, fertilizing and planting management methods. The konjak seeds are disinfected, pathogenic bacteria carrying is reduced, high survival rate in the breeding process is ensured, and breeding cost is reduced. Besides, potassium fertilizers and calcium pyrophosphate thick paste are mixed according to a certain proportion at a leaf expansion stage of the konjak and applied to the konjak, the chlorophyll content of konjak plant leaves can be effectively increased, antioxidant enzyme activity is improved, so that photosynthesis of konjak plants is remarkably improved to effectively promote growth and development of the konjak, and the growth period of the konjak is shortened.

By spraying mepiquat chloride plant growth regulator onto leaves, the content of flavone active components in roots of medicinal plants can be increased. The mepiquat chloride treatment is performed in a leaf expansion period. The method is suitable for root medicinal materials containing flavones compounds, such as scutellaria baicalensis.

The invention discloses a fig fertilizing method, and belongs to the technical field of agricultural irrigation and fertilization. The fig fertilizing method comprises the following steps: applying anorganic fertilizer after pruning from November to December is ended; applying the organic fertilizer and an inorganic fertilizer in a fig leaf-expansion period; topdressing fig trees in a fig tree vigorous growth period from April to May, wherein a weight ratio of urea to triple superphosphate to K2O is 1 to (0.7-0.9) to (0.3-0.6); after picking the first batch of fruits of the fig trees, topdressing the fig trees again, and applying the organic fertilizer, urea, triple superphosphate, photosynthetic bacteria liquor, 5406 actinomycete liquor and bacillus licheniformis liquor; and after picking the last batch of fruits, performing final topdressing on the fig trees. The fig fertilizing method changes the composition and the use amount of the fertilizer according to different fig growth andfruiting periods, so that use of the inorganic fertilizer is reduced, use of the fertilizer is reduced, and the yield is increased, and therefore, the mouthfeel and the flavor of the fig fruits are improved, and the value of the fig fruits is increased.

A kind of cultivation method of Atractylodes atractylodis, it is characterized in that comprising, the steps such as, selection and preparation of soil, preparation of soil and bed, burial planting, seedling raising management, fertilization management, water application management, leaf expansion management, bud protection management, bud removal management; It is beneficial The effect is that the cultivation and management are carried out according to the growth characteristics of Atractylodes and the requirements of Atractylodes material, and the treatments of cutting off the trunk, spreading leaves, protecting buds and removing buds are carried out, so that the Atractylodes rhizome can better concentrate the supply of nutrients to the rhizome and improve the quality of life. The yield and quality of rhizomes; practice has proved that through such cultivation, the yield has increased by an average of 23.5%.

The invention discloses a method for controlling yellows of pear trees, and belongs to the technical field of agriculture. The method for controlling yellows of the pear trees comprises the following steps: applying a vegetable protein organic fertilizer and a biological organic fertilizer before pear trees germinate; applying compound fertilizer in the early germination stage of the pear trees; spraying an attractant in the early germination stage and the flowering stage of the pear trees; spraying a mixed leaf fertilizer in the leaf expansion period of the pear trees, and carrying out conventional field management. According to the method for controlling yellows of the pear trees, yellows of the pear trees are effectively controlled, the occurrence rate of the yellows of the pear trees is greatly reduced, the recurrence probability in the next year is remarkably reduced, and an effective guarantee is provided for healthy development of the pear tree industry.

The invention discloses a prevention and control method for a yellowing disease of pear trees. The yellowing disease of the pear trees is prevented and controlled by applying a compound fertilizer toa pear orchard, wherein the compound fertilizer comprises an organic fertilizer, cotton slag (withered grass or oil cakes), a biological bacterial fertilizer, chelated iron and brown sugar; and the method for applying the compound fertilizer comprises the following steps: (1) performing stack composting fermentation on the compound fertilizer; (2) ditching a dressing furrow with a depth of 40 cm and a width of 20 cm in a water dripping line of one side of each row of the pear trees; (3) applying the compound fertilizer to the dressing furrows according to the following ratio per mu: 3-4 m<3> of the organic fertilizer, 6-8 m<3> of the cotton slag, 80-100 kg of the agricultural biological bacterial fertilizer, 15-18 kg of the chelated iron, and 8-11 kg of the brown sugar; and (4) in a nest year, spraying a chelated iron dilution solution in the leaf expansion stage of the fruit trees, wherein spraying is performed once every 7 days, and spraying is performed for 2 to 3 times. The prevention and control method for the yellowing disease of the pear trees provided by the invention can significantly reduce the disease incidence rate of the yellowing disease, and promote transformation ofa severe yellowing orchard to a moderately and slightly yellowed orchard; and no recurrence of a slightly yellowed in a second year can be guaranteed through the technology.

The present invention provides a fertilization method of water radish, during each growth period of water radish (including from germination to leaf expansion stage, from new shoot growth stage to before flowering, flowering stage, from young fruit stage to before hard core stage) , from the beginning of the hard core period to before the color change period, from the beginning of the color change period to the harvest period, after picking the fruit), choose Bili water-soluble fertilizer, strong force water-soluble fertilizer, flower power water-soluble fertilizer, boron power water-soluble fertilizer, fruit power water-soluble fertilizer Fertilizer, high-potassium fertilization, root calcium water-soluble fertilizer, gaili water-soluble fertilizer, root-stimulating sweetening liquid, leaf-preserving magnesium water-soluble fertilizer and other fertilizers, combined with spraying foliage and flushing roots, water radish Supplement calcium, magnesium, iron, zinc, manganese, boron, copper, molybdenum and other nutrients required for each growth period, combined with traditional root application of organic fertilizer, nitrogen fertilizer, phosphorus fertilizer, potassium fertilizer, and compound fertilizer, can make water radish grow in its various It can quickly and fully obtain the required nutrients in a timely manner, maintain nutritional balance, ensure the normal growth of water radish, and improve the yield and quality of water radish fruit.

The invention provides an automatic applying system of tree nutrition fluid, which comprises a control system, a batching system, a nutrition fluid applying system and a timing system. Through regularly checking content of trace elements in trees and preparing nutrition fluid according to content of the trace elements in the trees, the trees can prevent vitamin C from oxidization and loss during the growth process, timely promote the growth and development of trees, and accelerate cell division, elongation, leaf expansion, stem prolonging, side branch growth, dormancy breaking, sprouting promotion, and delaying senescence.

The invention relates to a transplanting method of an apricot plum early-flourishing fruit trees and belongs to the field of fruit tree cultivation. The method includes: pruning tree bodies and tree roots, to be more specific, in late March before transplanting, sawing off the main branch, at a position 50-100cm away from a trunk, of each to-be-transplanted fruit tree, and thinning all leafed twigs; applying 300g of base fertilizer to each to-be-transplanted fruit tree, wherein the base fertilizer is mixed by composite fertilizer and urea according to the proportion of 1:1; watering 3-5 times a year; spraying fertilizer on leaf surfaces, to be more specific, in May after leaf expansion, using the mixture of 0.3% urea and 0.2% potassium dihydrogen phosphate water solution to spray leaf surfaces every other 10 days, and spraying the fertilizer at least four times a year; thinning branches, to be more specific, in late May, timely fixing lateral branches during main branch budding and branch growing, and thinning excessively-dense branches and branches with poor angles; top dressing in the middle of July, to be more specific, applying 500g of potassium sulfate composite fertilizer to each fruit tree; adopting branch drawing, branch pulling and branch falling in the second year after transplanting. By the method, a high-yield garden can be built fast.

The invention discloses a method for increasing the yield of ginseng. According to the invention, a manganese solution with a mass concentration of 0.11 g.L<-1> at the end of a leaf expansion period;and preferably, the manganese solution can be an MnSO4 solution. The method provided by the invention selects out an Mn2+ concentration range applicable to foliage spraying for ginseng in farmland, soa reference is provided for fertilizer application in ginseng cultivation in the farmland.