42results about How to "Improve pollination" patented technology

The invention provides a method with effects of saving cost and improving efficiency for liquid pollination of pear tree, which belongs to the fruit trees production technical field. The method comprises the following steps: preparing a nutrient solution in full-bloom stage of pear flowers, adding 0.8g pure pollen in every liter of nutrient solution, spraying and pollinating by an electrostatic sprayer to achieve the purpose of artificial pollination. The pollination method has the advantages of simple operation, fast pollination speed, uniform powder injection, concentration, accuracy, pollen and manual work saving, low cost and the like, and solves the practical problems that pollen can not be uniformly dissolved in water in liquid pollination of fruit trees, pollen is easy to adhere with the wall of a container, pollen is obstructed a nozzle, uneven powder injection causes poor pollination effect and the real application of liquid pollination can not be realized for a long time. According to the invention, the new collected pure pollen (germination rate is 60%-80%) in current year required by per mu is 8-11g. In addition, the method of the invention is capable of increasing the moisture and nutrient of pistil stigma and prolonging the fecundation time of stigma pollination, and the fruit quality can not be affected by increasing the fruit setting rate.

The invention discloses a rapid construction method of a macadamia nut early-fruiting and high-yield garden in a karst rocky desertification mountain area and belongs to the technical field of fruit tree cultivation. The method comprises the following steps: selecting a land and carrying out soil preparation, selecting germchit, carrying out field planting on nursery stocks, carrying out tending management and shaping tree bodies. Specifically, the method comprises: selecting rock pits with the altitude of being lower than 1000m and a soil layer of being 50cm or more, and digging field planting holes; carrying out the soil preparation; selecting non-woven fabric nutrient bags grafted big seedlings as the germchit; carrying out the field planting on 3 to 5 macadamia nut varieties with relatively consistent florescence and fruit maturation period by adopting a mixed planting manner; combining water and fertilizer management and the like; topping when shoots of young plants grow to certain length every time, so as to promote the young plants to branch and culture early-fruiting and high-yield tree crowns. By adopting the method provided by the invention, the macadamia nut early-fruiting and high-yield garden is constructed in the karst rocky desertification mountain area; the garden enters an economic gain period one year ahead of a conventional grafted seedling garden; the investment period is shortened and the investment cost of constructing the garden is reduced; the recovery of vegetation covers of the karst rocky desertification mountain area can be facilitated, water and soil loss is prevented, people are led to a fortune and rocky desertification is managed.

The invention provides a sweet orange planting method. At a germination stage, 1-1.5kg of a germination fertilizer which is topdressed twice is applied per hole; the germination fertilizer comprises the following raw materials in parts by weight: 15-18 parts of urea, 8-12 parts of ammonium nitrate, 18-20 parts of potassium chloride, 35-45 parts of calcium superphosphate, 20-25 parts of diatomite, 1-2 parts of JT composite bacteria and 20-30 parts of biogas slurry; and at a fruit swelling stage, 3-5kg of a fruit swelling fertilizer, which is topdressed once in ring-shaped ditches with depth of 10-20 cm, is applied per hole; and the fruit swelling fertilizer comprises the following raw materials in parts by weight: 30-35 parts of urea, 40-45 parts of potassium chloride, 25-35 parts of calcium superphosphate, 2-5 parts of magnesium sulfate, 0.1-0.2 part of borax and 20-30 parts of biogas slurry. According to the sweet orange planting method disclosed by the invention, tree growth and fruit swelling needs of sweet orange are met by a proper nitrogen phosphorus potassium ratio; tree seedlings are strong in freezing resistance and resistance to plant diseases and insect pests; and the fruit yield is increased by 15%-20%.

The present invention discloses a three-dimensional wind field measurement system applicable to an unmanned aerial vehicle and a use method of the three-dimensional wind field measurement system. The three-dimensional wind field measurement system comprises a data acquisition device and a control system; the data acquisition device comprises a plurality of wind speed measuring devices and a wind speed acquisition support; each wind speed measuring device includes wind speed sensors and a wind speed sensor fixing mechanism; the wind speed acquisition support includes a base main body, upright columns and a top cover; the base main body includes an upper-layer base and a lower-layer base; the top surface of the upper-layer base is provided with the plurality of upright columns which are distributed circumferentially; the upright columns are provided with the wind speed measuring devices; the lower-layer base is provided with a rotation driving device for driving the upper-layer base to rotate; and the top surface of the upper-layer base and the bottom surface of the top cover are both provided with the wind speed measuring devices. With the three-dimensional wind field measurement system of the invention adopted, the measurement of a three-dimensional space wind field at a specific area around the unmanned aerial vehicle can be realized. The three-dimensional wind field measurement system has the advantages of simple structure, convenient operation, easiness in arrangement and high applicability.

The invention belongs to the technical field of cross breeding of plants and relates to a novel method for improving an achievement rate of a first backcross hybrid generation of oryza sativa and oryza minuta. The method includes that firstly, the oryza sativa is used as a female parent, the oryza minuta is used as a male parent, and the oryza sativa and the oryza minuta are subjected to hybridization and embryo rescue to obtain an interspecific hybrid F1 plant; secondly, the interspecific hybrid F1 plant is used as a female parent, the corresponding oryza sativa is used as a male parent, the interspecific hybrid F1 plant and the corresponding oryza sativa are subjected to backcross, by means of a method which is similar to a method of hybrid rice seed production, and the pollination is directly performed for 3 consecutive days to obtain a plurality of young embryos of a first wide cross and backcross hybrid generation; and finally, the plurality of young embryos are subjected to the embryo rescue to obtain the first backcross hybrid generation BC1F1 plant. According to the novel method for improving the achievement rate of the first backcross hybrid generation of the oryza sativa and the oryza minuta, the method is simple in operating and low in cost, the achievement rate can be stably improved from current 0.02% -0.03% to 0.32%-0.35%, and the problem that the first backcross hybrid generation BC1F1 of the oryza sativa and the oryza minuta is difficult to achieve is solved.

The scheme discloses a queen bee introduction hybridization cultivation method in the technical field of bee cultivation. The method includes the following steps: step I. selecting Apis cerana abanisis with superior stress resistance, cold resistance, collection power and reproduction capacity as introduction objects, and introducing the queen of the Apis cerana abanisis which is fertilized by drones of the Apis cerana abanisis and is to be produced or laid eggs; step II. placing eggs produced by the queen of the Apis cerana abanisis into a beehive to hatch for 4-5 days to form larvae, manufacturing a queen table by beeswax, placing the larvae into the queen table, and placing the queen table into an Apis cerana beehive to culture; step III. placing the eggs produced by the queen of the Apis cerana in a beehive to hatch for 4-5 days to form Apis cerana larvae, then manufacturing a queen table by using beeswax, placing the Apis cerana larvae in the queen table, and placing the queen table in the Apis cerana abanisis beehive to culture; and step V. introducing the female queen of the second-generation Apis cerana abanisis to mate with the male of the second-generation Apis cerana andlaying eggs to cultivate hybrid bee. The bee variety cultivate by adopting the method not only has strong cold resistance and immunity, but also has high honey yield.

The invention relates to the bee keeping technology, provides a breeding method for a good bee species for facility crop pollination, and aims at solving the problems that an existing good bee species for facility crop pollination is fewer, poor in quality and poor in pollination effect. The method comprises the steps that local Apis mellifera is bred, a Jolnalof bee species is introduced and bred, a single cross or backcross mode is adopted, and a good variety (strain) which meets the biological property of bees and can be used for effective pollination of facility crops is bred through many times of artificial insemination hybridization. The good properties of being high in collection, high in spawning rate, high in stress resistance, high in disease resistance, docile in temper, low in fodder consumption and the like are achieved, the movement enthusiasm of the pollination bees in a facility crop environment is remarkably improved, crop pollination is effectively achieved, and the pollination effect of the crops is improved.

The invention discloses a combined seed production method for three-line hybrid oilseed rape, which comprises the following steps: selecting a cabbage type rape male sterile line as the female parent, selecting a cabbage type hybrid rape maintainer line ZhenB152 as the male parent, and performing hybrid transformation for multiple years to obtain a cabbage type rape male sterile line ZhenA152; selecting a cabbage type rape male sterile line as the female parent, selecting cabbage type rape as the male parent, and performing hybrid transformation for multiple years to obtain a cabbage type rape restorer line R023; mixed planting the female parent and the male parent in different lines, and harvesting cabbage type hybrid rape seeds in the mature period; hybridizing the stable maintainer line ZhenB152 and the sterile line ZhenA152 to breed a sterile line, and hybridizing the strong restorer line R023 and the sterile line ZhenA152 to produce hybrid seeds. The seeds prepared through the combined seed production method have high self regulation capability and are easy to plant and popularize, the individual is upright during the seedling stage, and grows healthily during the bolting period; the spring sprouting property is strong, the flower season is concentrated, the grains are dense, the yield components are coordinated, and the mature consistency is good. In addition, the seed production process of the seed production method is safe, convenient and simple.

The invention provides an anther-stirring, pollen-collecting and hybrid pollination method of tobacco by using an artificial pollination pin. The method comprises specific steps that: during 8:00am to 10:00am or 4:00pm to 6:00pm, flowers of tobacco plants in post pollen tube growth periods are cut off and stored; flowers in blooming periods or blossom periods are selected as female parent flowers; during 8:00am to 9:00am or 5:00pm to 6:00pm on a sunny day, anther-stirring, pollen-collecting and hybrid pollination are carried out by using a pollination pin. According to the invention, male parent stamens and female parent pistils are in periods with optimal activities and affinities, such that pollination effect and seed quality are effectively improved; pollens in two pollen sacs of one anther are respectively used for pollinating two female parent flowers, and five anthers of a male parent flower can be used for pollinating 6 to 10 female parent flowers, such that a large amount of male parent pollens are saved, and the plantation amount of male parent tobacco is reduced; the pollination device is easy to manufacture and convenient to use, and the pollination method is simple, such that the seed yield is greatly improved, and the comprehensive cost of seed production is reduced. Therefore, the method is suitable to be applied in tobacco hybridization scientific experiments and tobacco large-area hybrid species propagation and production.

The invention discloses a grafting method for promoting natural pollination of a kiwi fruit. The method comprises the following steps; selecting a kiwi fruit female plant as a stock, and treating a male plant scion by using plant growth regulator water solution; executing the intermittent grafting to the female plant positioned on the upper layer of a shed frame, and realizing the monoecism, wherein the distance between the grafting branches is within the effective pollination distance; and effectively enabling pollen of male flowers on the upper layer to fall to a female stylus. The anemophily effect is improved, the grafting survival rate is improved, and the fruit setting rate of the natural pollination is improved.

The invention discloses a field planting method for efficiently mating maize diallel crossing combinations. Male parents are planted in rows, wherein the male parents of the same row are the same male parent selfing line; female parents are planted in lines, wherein the female parents of the same line are the same female parent selfing line, the number of rows of each line of the female parents is equal to that of the types of the male parent selfing lines, the first row of the male parent selfing lines and the first row of all the lines of the female parent selfing lines are planted into one row, the second row of the male parent selfing lines and the second row of all the lines of the female parent selfing lines are planted into one row, and the rest can be done in the same manner until the last row of the male selfing lines and the last row of all the lines of the female parent selfing lines are planted into one row. During pollination, the female parent selfing lines are subjected to castration, the male parent selfing lines pollinate corresponding rows of female parent selfing lines by row in correspondence to the lines, and after the selfing lines are ripe, harvesting is sequentially conducted by row and by line. According to the field planting method, the workload and complicated degree in the preparing links of existing diallel crossing combinations are lowered, the probability of pollen mixing is lowered, the pollination and seed clearing efficiency is improved, errors caused by human negligence are reduced, and the field planting method is suitable for application and popularization of maize breeding within a large range.

The invention belongs to the technical field of plant cultivation, and particularly discloses a high-yield wild grape planting method which includes the specific steps: (1) garden plot selection; (2) garden plot construction: erecting a trellis and applying base fertilizers; (3) raising seedlings by cutting: rooting cuttings; (4) seedling cultivation: cultivating seedlings according to a certain line spacing and row spacing; (5) fertilizer application; (6) watering; (7) pest control; (8) pruning: a) winter pruning; b) summer pruning. Planting of wild grapes is managed by trellis erection, pruning, fertilizer application and the like, and the yield of the grapes can be effectively increased, so that wild grape planting earnings are increased.

The invention discloses a pollination device for pear tree planting, and relates to the technical field of pollination devices. The pollination device comprises a handheld supporting pipe, a micro high-pressure tank, a pollination box and a spraying device, wherein the spraying device comprises a conveying main pipe; and the tail end of the conveying main pipe is provided with first spraying headsin a communicating mode, the top end of the conveying main pipe communicates with the handheld supporting pipe in a connecting mode, and an annular spraying structure is arranged on the conveying main pipe in a sliding mode. According to the pollination device for pear tree planting, the handheld supporting pipe communicates with the conveying main pipe, meanwhile, the micro high-pressure tank isarranged on the handheld supporting pipe, the pollination box is arranged on the conveying main pipe, and a plurality of second spraying heads of the spraying device are annularly and uniformly distributed on the circumferential sides of the first spraying heads; and during use, a first electromagnetic valve and a second electromagnetic valve are opened, and pollen in the pollination box passes through the conveying main pipe, a hose and an arc-shaped conveying pipe and is sprayed to stigmas in pistils through the first spraying heads or the second spraying heads through high-pressure gas, sothat uniform and efficient pollination and uniform spraying of clustered pear flowers are achieved, and the pear flower pollination efficiency and the pear flower pollination effect are improved.

The invention discloses a pollen solution for improving the internal quality of murcotts, as well as a preparation method and application of the pollen solution. Based on the total amount of 100 percent, the pollen solution comprises the following components in percentage by weight: 8 to 15 percent of sucrose or glucose, 0.01 to 0.02 percent of starch, 0.05 to 0.1 percent of murcott pollen and the balance of water. 0.03 to 0.10 percent of boric acid is added before the pollen solution is sprayed. According to the pollen preparation, as well as the preparation method and application thereof, murcott pollen is collected, and is stored under a dry condition at low temperature, so that the storage period can be prolonged, convenience in transportation is achieved, and the using amount of the pollen is reduced; at time most suitable for cross pollination, pollen suspension is prepared from the dry murcott pollen according to needs, and murcott trees are cross-pollinated in a spraying manner; convenience and feasibility are achieved, the limitation of free pollination is broken, cross pollination efficiency is improved, and the internal quality of murcotts is improved by virtue of xenia effects of murcotts.

The invention discloses a planted plant pollination gun for intelligent agricultural greenhouse planting, and particularly relates to the field of intelligent agriculture. The planted plant pollination gun comprises a power gun body and a pollen collection mechanism, wherein a Tesla pressure increasing valve pipe is fixedly mounted at one end of the power gun body, a mixing ball cabin is fixedly connected to the other end of the Tesla pressure increasing valve pipe, a jet pollination pipe is fixedly connected to the other side of the mixing ball cabin, a corrugated collection pipe is clamped to the bottom end of a siphon flow guide base, and a turbofan driving assembly and an ultrasonic atomization plate are mounted in the power gun body. According to the scheme, the plant pollination gun is provided with the pollen collection mechanism and the jet pollination pipe, the pollen collection mechanism is used for picking pollen, directional airflow siphoning in the mixing ball cabin and the jet pollination pipe drives the pollen picked by the pollen collection mechanism to perform directional pollination through the jet pollination pipe, the problem of low pollen pollination rate caused by pollen dispersion is avoided, so that pollination is more concentrated at pistils of female flowers, and the practicability of the pollination device is improved.

The invention relates to a method for controlling the top edge of a trunk pear tree to improve the fruit setting rate by high grafting. The method includes the following steps: selecting pear tree varieties B and C as scions; selecting a main pear tree variety A in spring, and grafting pear tree variety B and variety C on the trunk of pear tree variety A through separate plants; forming axillary flower buds and top flower buds in the same year through the grafted pear tree variety B or pear tree variety C in spring; in the following year, blossoming, by variety B and variety C at the top end of pear tree, and pollinating with each other; and meanwhile, pollinating, by varieties B and C, variety A. The method improves the fruit setting rate of each variety of pear trees, has positive fruitshape and excellent quality, simultaneously controls the top edge of the pear trees, and the tree body is balanced up and down to form a three-dimensional structure. The tree grows neatly and uniformly, which is convenient for agricultural management in the field and lays a good foundation for high yield and quality of pear trees.

A method for promoting regular attendance of pollinating bumblebees comprises the following steps: placing pollinating bumblebee swarm into a pollinating box; connecting the pollinating box with a quantitative feeding device; measuring the cracking time of anthers of flowers of crops in a greenhouse room; and setting that a solenoid valve is opened once at regular times within the cracking time ofthe anthers through a controller. According to the method for promoting regular attendance of pollinating bumblebees, the solenoid valve is controlled to open regularly within the anther cracking time through the controller, and the pollinating enthusiasm of the pollinating bumblebees within the anther cracking time is promoted, so that the attendance rate of the pollinating bumblebees within theanther cracking time is increased, and the matching degree of the pollinating bumblebee attendance time and the anther cracking time can be increased, and as a result, the pollinating effect is improved.