275 results about "Pollination" patented technology

A Chinese cabbage hybrid seed production marking method relates to the technical field of Chinese cabbage hybrid seed production. The technical scheme of the method is as follows: after Chinese cabbage hybrid seed production pollination is finished, firstly holding the pedicel of a pollinated flower with the left hand; then transversely tearing off two sepals from the root with the right hand, wherein light movement is required. The Chinese cabbage hybrid seed production marking method can perform marking without rope tying, ring arranging or stamp-pad ink coating, and is low in cost and high in accuracy.

The invention belongs to the field of biological prevention and control, and discloses an insect specific virus NLBV3 and application thereof in reducing transmission of rice odontodwarf virus of brown planthopper. The NLBV3 virus genome comprises three chains, the L chain encodes RNA dependent RNA polymerase (RdRP), the M chain encodes glycoprotein precursor (GP), the S chain encodes nucleoprotein (NP), and the nucleotide sequences are respectively shown as SEQ ID NO: 1, SEQ ID NO: 2 and SEQ ID NO: 3; the application is realized by releasing the NLBV3-carrying brown planthopper population, and according to the screening and detection method of the NLBV3-carrying brown planthopper high-virus population provided by the invention, natural brown planthoppers can be effectively infected after the NLBV3-carrying brown planthopper high-virus population is released, the RRSV transmission capability of the brown planthoppers is reduced, and the virus is prevented from damaging rice production. The NLBV3 provided by the invention is an insect specific virus, is harmless to mammals, fishes and shrimps, natural enemy insects and pollination insects, and has the advantages of specific action object, environment friendliness and the like.

The invention belongs to the technical field of biology, and particularly relates to an Indel molecular marker related to a corn plant height character and application of the Indel molecular marker. The plant height of a corn plant containing the Indel molecular marker is higher than that of a corn plant without the Indel molecular marker. An effective and reliable molecular marker is provided for identification of the plant height character of corn and prediction of a screening machine, the molecular marker is applied to improved inheritance and breeding of the plant height character of corn, the breeding period can be effectively shortened, the breeding process is accelerated, the breeding efficiency is improved, and the process of screening excellent germplasm resources is accelerated; a new direction is provided for reducing the breeding cost, for example, pollination and breed conservation can be carried out on a corn single plant without the InDel molecular marker, and corn seed production can be carried out. The invention provides a new direction for screening, identifying, breeding and the like of the dwarf corn through a molecular assisted selection means.

The invention belongs to the field of avocado cultivation, and discloses an efficient cultivation method for reducing avocado root rot, which comprises the following steps: planting 3-5 different varieties of avocado seedlings together according to the plant spacing of 1-1.5 m; a high-quality material is used as a main cultivar, other plants are pollinizers, and trunks can be cut when the plants grow to 60 cm; when lateral branches intersect, high-altitude grafting can be conducted, and binding type cultivation is conducted after healing. According to the method, a multi-tree binding high-position grafting technology is adopted, each tree can be reinforced, typhoon prevention and root rot reduction are achieved, the proportion of varieties in binding is well matched, the pollination and fertilization probability is improved, and the purposes of high yield and stable yield are achieved.

The presently disclosed subject matter relates to using a haploid inducing line (whether existing or created) and transforming the haploid line so that it encodes cellular machinery capable of editing genes. The transformed haploid inducing line is used as a parent in a cross between two plants. During pollination, the parental gametes fuse to form an embryo; and the gene editing machinery is also delivered to the embryo at this time. During embryonic development, one set of parental chromosomes are lost, and the gene editing machinery operates on the remaining set of chromosomes. Thus, at least one haploid progeny with edited genes is produced from the cross.

The application discloses an immune-flower pollination algorithm based on a ternary optical computer, and realizes solution of an LDC problem and improvement of an algorithm on the TOC. The application realizes the AIA on the TOC for the first time and improves the AIA; the AIA with an adjusted linear selection method is proposed; a G&C mutation strategy is proposed; and a TOC-based artificial immune flower pollination algorithm (AIFPA) fusion method is proposed. The two algorithms are tested and compared in experiments of different scales, and the effect of the improved algorithm is more and more obvious with the increase of the problem scale. The experiment shows that the algorithm proposed in the application has high solution accuracy and is relatively stable, and greatly reduces the calculation time of the TOC.

The invention relates to the technical field of forest cultivation, and discloses a carya illinoensis fruit forest variety configuration method which comprises the following steps: configuring a main cultivation variety and a pollination variety in a fruit forest; preparing a pollination synergistic composition; the composition is sprayed at the initial stage of stigma exposure of female flowers of a main cultivated variety. The composition comprises a phenolic acid grafted carboxymethyl chitosan derivative, low methoxyl pectin, a calcium ion cross-linking agent, sugar alcohol chelated boron and spermidine. According to the method, an interfacial film with antioxidant activity is formed on the surface of the stigma by using the grafting modified matrix, so that the stigma browning is effectively inhibited, and the pollination period is prolonged; by constructing a calcium cross-linked low-methoxyl pectin interpenetrating network, an interfacial film is endowed with an intelligent degradation characteristic of enzyme-sensitive response to pollen, and protection at ordinary times and immediate dissolution after touching flowers are realized. According to the method, pollen is captured through static electricity, nutritional factors are released in a targeted mode, the pollination and fertilization efficiency is remarkably improved, the sterility risk in the flowering phase is relieved, and the yield and quality of carya illinoensis are improved.

The utility model relates to the technical field of fructus amomi pollination, and discloses a fructus amomi supplementary pollination device which comprises a base, an outer sleeve is fixedly connected to the left side of the top end of the base, an air pump is fixedly connected to the right side of the top end of the base, a storage box is arranged at the top of the base, and an adjusting assembly for powerful supporting is arranged above the outer sleeve. The adjusting assembly comprises an outer connecting plate, and an inner adjusting rod is vertically arranged at the top of the outer sleeve in a penetrating mode. According to the auxiliary pollination device for fructus amomi, by arranging an inner adjusting rod, an outer sleeve, an external connecting plate, a supporting plate, a placement frame, a sliding block and an auxiliary groove, the flexibility of a pollen suction head is improved, the structural adaptability is enhanced, the position and the opening state of a fructus amomi flower can be accurately recognized, and the pollination effect is improved. The problems that an existing auxiliary pollination device for fructus amomi is low in pollen collection efficiency, poor in pollen activity keeping, low in pollination precision, low in automation degree, high in cost and the like are solved.

The invention discloses a method for carrying out nine-fold breeding by utilizing female gametes, and relates to the technical field of biological breeding. Comprising the following steps: step 1, pollinating hexaploid persimmon pollen to a'rattan royal house 'containing 2n eggs; 2, collecting young fruits which are born for 65-70 days after pollination, stripping seeds, putting the seeds into a sterilized triangular flask, treating the seeds for 30 seconds in an ultra-clean workbench by using 70% ethanol, pouring out the seeds, adding a 1% NaClO solution, soaking the seeds for 10 minutes, and shaking the seeds once every 3-4 minutes. According to the method for carrying out nine-fold breeding by utilizing female gametes, in persimmon breeding, compared with a 2n pollen path, the 2n egg path is higher in feasibility, 2n eggs and complete male germplasm with good pollen traits are hybridized, pollination populations are expanded, and polyploidy seedless materials can be obtained.

The utility model discloses a field pollination device and a field pollination rope robot, the field pollination device comprises a fixed seat, a mounting bracket, a mounting seat, a pollen suction module, a pollen discharge module and a gas driving device, the mounting bracket is rotatably mounted on the fixed seat; the mounting seat is fixed on the mounting bracket; the powder suction module is provided with a powder suction channel; the powder outlet module is provided with a powder outlet channel; the air driving device is respectively communicated with the pollen suction channel and the pollen outlet channel to form suction airflow from the pollen suction channel to the pollen outlet channel through the air driving device, and the suction airflow drives the pollen to move from the male parent plant to the female parent plant. The field pollination device disclosed by the utility model is not influenced by an external environment, independently and intelligently operates in different plant planting fields in a matched manner, covers large-area crops, and is beneficial to improving the accuracy and the reliability of a pollination task.

1. Name of the designed product: picking platform vehicle (second level). 2. Use of the designed product: fruit picking, pruning, artificial pollination and other agricultural operations of crops. 3. Design points of the designed product: in shape. 4. Picture or photo that best indicates the design points: perspective view.

The utility model discloses a soybean hybrid breeding auxiliary mirror image device with amplification function relates to agricultural hybrid breeding technical field, including mirror frame, the inner wall fixed mounting of mirror frame has the lamp ring, the inner wall fixed mounting of lamp ring has the magnifying glass, and the bottom of mirror frame is installed with operation clamp through connecting component, through the mutual cooperation between connecting component, operation clamp, mirror frame and magnifying glass, and the breeding personnel can cover operation clamp on the finger, then will the magnifying glass aim at the flower organ of soybean, and then will the flower organ enlarged presentation, improve the precision of detasseling and pollination, and connecting component can adjust the rotation angle of magnifying glass simultaneously, make magnifying glass aim at the soybean of different height and area, and the suitability is strong.

1. The name of the design product: inflator powder sprayer. 2. The use of the design product: for spraying pollen for artificial pollination and for spraying termites and insecticide powder for pest control. 3. The design points of the design product: in shape. 4. The picture or photo that best indicates the design points: perspective view.

This invention belongs to the field of Amomum villosum cultivation technology, specifically relating to an intensive cultivation method for improving pollination efficiency and yield of Amomum villosum under forest cover. The method includes the following steps: In the early flowering stage of Amomum villosum, 15-20 plants are grouped into a unit, and a fixing strap is used to wrap around and bind the plants 1-1.6m above the base of the plant, forming a cluster unit. After physical clustering, the planting area is cleared, exposing the ground surface to more than 60% of the cluster unit area. Appropriate gaps are left between adjacent cluster units to improve ventilation within the group and provide pathways for pollinating insects to fly and visit flowers. An induction solution containing 1-2 ml / L nonanal is sprayed onto the root and stem area of ​​the cluster unit. This invention, through a series of operations including physical stress, shifts the focus from vegetative growth to reproductive growth, significantly increasing the natural flowering rate and pollination efficiency, thereby substantially increasing yield.

Novel, universal, well-controlled, scalable, easy-to-use, and cost-effective field / orchard management methods and systems are provided for the artificial pollination of agricultural areas, such as orchards and fields.

The utility model relates to a high-efficiency and high-activity collecting device for field pollen, which comprises a collecting bin, a cooling bin and collecting cloth, and one end of the collecting cloth penetrates through the collecting bin, extends into the cooling bin and is wound on a cloth winding roller; the collecting cloth located in the collecting bin is separated on the pollen conveying channel of the collecting bin and used for intercepting the sucked pollen and conveying the pollen into the cooling bin to be rolled and stored. The device can be widely applied to mechanical collection and storage of pollen of gramineous crops or crops needing artificial supplementary pollination, pollen collection efficiency is improved, pollen vitality and pollination setting rate can be guaranteed to a greater extent, and requirements of large-scale production of crop hybrids for pollen are met.

The utility model discloses a portable wheat single plant bagging pollination auxiliary device, including the pollination cover of ground insertion, pollination cover inside inserts the wheat of pollination, pollination cover one side is provided with the recess, recess inside fixedly has the mark card, pollination cover top side fixedly connected with the fixing frame, and the vibration block is vibratedly connected to the inboard of fixing frame, and pollination cover top and bottom all are provided with the opening, and the upper sealing piece is fixedly connected to pollination cover top opening inner wall, two groups are provided with the upper sealing piece, and the upper sealing piece is the sector structure, the opening inside inserts the collection powder hopper, the collection powder hopper is funnel shape structure, and the collection powder hopper bottom opening corresponds with the position of the wheat column head of pollination, and the upper sealing piece one end bending is pasted in the collection powder hopper outer wall, and the collection powder hopper top is provided with the bundle mouth, and the lower sealing piece is provided to pollination cover bottom opening inner wall. The device can improve the effect of pollen release, thereby guaranteeing the pollination effect, and reducing the frequency of pollination.

The utility model discloses a tomato breeding pollination device, and particularly relates to the field of tomato breeding, the tomato breeding pollination device comprises a pollen tank for containing pollen and a piston pipe for blowing the pollen, the front end of the piston pipe is provided with a flared pipe for spraying the pollen, and the rear end of the piston pipe is connected with a micro air pump; a telescopic auxiliary pressure pipe fitting is arranged below the piston pipe, the rear end of the auxiliary pressure pipe fitting is connected with the piston pipe, the front end of the auxiliary pressure pipe fitting extends to the position below the horn pipe, and a handle is connected to the bottom of the auxiliary pressure pipe fitting. According to the utility model, the pollen flow path is prolonged, the airflow speed is reduced, the pollen is intensively sprayed to the stigma, the utilization rate of the pollen is improved, the main airflow is matched with the auxiliary lateral airflow, the pollen and plants can be lifted, the attachment of the pollen in the closed flower is enhanced, and the pollination effect of the closed flower and the multi-layer flower is improved.

This invention provides a method for artificial pollination using indicator pollen, belonging to the field of hybridization breeding technology. The method utilizes indicator pollen that is reproductively isolated from the target plant, preventing fertilization. The indicator pollen mixes with the target plant's pollen and adheres to the stigma, allowing for visual inspection to determine if pollen adheres evenly to the stigma. This invention also reduces the amount of target pollen used, indirectly reducing the amount of male cotton flowers harvested, thus contributing to increased male cotton yield. The method also improves work efficiency, quickly identifying whether pollination is sufficient and even; if uneven pollination occurs, workers can promptly supplement the pollination. Furthermore, this method minimizes the chance of missing male stigmas, indirectly increasing pollination rate and reducing shedding rate; it also improves boll formation rate, reduces shedding rate, and increases seed yield.

The utility model discloses an open -air planting solanaceous fruit artificial pollination auxiliary system, including the fixing frame, the fixing frame sliding connection several adjusting frame, adjusting frame sliding connection protection unit, is equipped with the flower after pollination in protection unit, and the opening of protection unit is inclined downward, the opening of protection unit connects the cover subassembly, and the cover subassembly is used for opening or closing the opening of protection unit, the cover subassembly connects the traction unit, and the traction unit rotatory connection pivot, one end of pivot passes through bearing rotatory connection base, and base connection fixing frame, and the other end of pivot passes through bearing rotatory connection adjusting seat, and adjusting seat connection fixing frame, when adjusting seat is in the working position, adjusting seat fastening connection pivot, the utility model discloses above -mentioned structure, when suddenly meeting strong wind or heavy rain, can make multiple flowers after pollination in the sealed space that protection unit and cover subassembly constitute quickly, has saved time, has improved hybridization success rate, is suitable for solanaceous fruit pollination.

The invention relates to the technical field of territorial space planning, in particular to an ecological management zoning method based on ecological system service supply and demand evolution. The method comprises the following steps: acquiring supply source data and demand sink data of ecological system service of a target area; acquiring space obstacle data of the target area; based on the supply source data and the demand sink data, identifying a pollination transmission path in the target area in combination with the space obstacle data; calculating the service flow intensity between the supply source and the demand sink according to the pollination transmission path, and generating a service flow intensity distribution map; and based on the service flow intensity distribution diagram, evaluating the supply and demand matching degree of the ecosystem service of the target area, and determining a supply and demand matching diagram. According to the method, the situation that the cut-off farmland is mistakenly judged as the high-matching area due to neglect of physical obstruction is fundamentally avoided, and the space credibility of an ecological management zoning result is remarkably improved.

The invention discloses a high-throughput ByF1 breeding method based on male sterility, and belongs to the technical field of plant hybridization. According to the method, the male sterile line and the restoring line are subjected to mixed sowing and natural pollination, so that rapid creation of million-level F1 combinations can be realized, and about 6000 combinations can be created within one year through only one sterile line, which is equivalent to the sum of annual workloads of 6-15 traditional breeding subjects. In the screened excellent single plants, the combination of 29 dominant parents can be accurately traced through comparison of the whole genome SNP loci; the hybrid wheat variety Jiumai 01 cultivated by the applicant is just one of the 29 dominant parent combinations. The yield advantage of the male parent Shannong 22 of the spring vein 01 planted in the Shahe Sing base of Jinan through testing for many years can reach 11%-31.8%, the feasibility of the method in practice is fully verified, the breeding efficiency of the strong advantage combination of wheat is greatly improved, and technical support is provided for accelerating breeding of hybrid wheat and conventional wheat varieties.

The invention discloses supplementary pollination equipment for flower seed cultivation, and belongs to the field of flower pollination equipment.The supplementary pollination equipment comprises a powder spraying pipe body, a pollen storage bin is fixedly connected to the upper end of the powder spraying pipe body, a handle is fixedly connected to the right side of the lower end of the powder spraying pipe body, and a powder spraying driving assembly is arranged in the powder spraying pipe body; a worker pulls a pulling block to enable a sliding block to drive a first piston plate to move, during moving, a baffle is firstly attached to the interior of a powder spraying pipe body, gas in a gas shell is continuously compressed in the process, when the baffle moves to a circular groove, the gas can be rapidly sprayed out under the action of gas pressure, and the gas spraying effect is improved. According to the method, the sliding block can be slowly moved, and compared with the prior art that rapid extrusion is needed, rapid airflow can be generated under the condition that the sliding block is slowly moved, so that the device is more convenient to use, people cannot rapidly feel hand acid, and the using effect is improved.

This invention discloses a planting method for adjusting the production period of wax apples, including the following steps: (1) pruning; (2) digging fertilizer pits; (3) applying base fertilizer; (4) first-heart treatment 1; (5) second-heart treatment 2; (6) spraying foliar fertilizer; (7) inducing flowering; (8) pruning branches and artificial pollination; (9) thinning flowers; (10) thinning fruits. The planting method of this invention, through the combination with fertilizer elements, is simple and easy to implement, and has low cost. It can not only achieve the purpose of adjusting the production period of wax apples, but also avoid missing the peak sales season and improve the economic benefits of planting wax apples. It can also ensure the quality and taste of wax apple fruits, and is suitable for large-scale planting.

The utility model belongs to the agricultural planting technical field discloses a kind of easy folding bagging suitable for millet, including bag body, bag tongue being arranged at the opening end of bag body and pre-opening being arranged at the bottom of bag body, deformable metal strip is embedded in the inside or outside of bag tongue, the pre-opening is formed by pre-cutting line or indentation line and is provided with auxiliary mark;The utility model solves the problems of cumbersome operation, inconvenient opening in the prior art bagging fixation, realizes bag tongue fast fixation by deformable metal strip, realizes tool-free quick opening using pre-opening design, reduces the operation difficulty and the risk of injuring millet, is suitable for bagging isolation and artificial pollination operation in the process of millet hybridization breeding, with the advantages of simple operation, reliable fixation, convenient opening, etc., significantly improves the bagging efficiency and reliability of millet hybridization breeding.

The present application provides a method for shortening the breeding cycle of corn, which promotes early maturity of seeds by using suitable photoperiod in the stages of sowing-germination, germination-elongation, elongation-tasseling, artificial pollination-harvesting, and using drought treatment in the stage of artificial pollination-harvesting. The method of the present application significantly shortens the growth cycle of corn and can significantly accelerate the corn breeding process.

This invention relates to the field of planting and breeding technology, specifically to an optimization system for planting and breeding strategies that promotes high density and stress tolerance, and a method for maize breeding. In this invention, by running a support vector machine to compare proline concentrations and eliminate low-value entries, the limitations of traditional empirical breeding sample quantity are overcome, enabling precise solution of the targeted gene array for extreme stress resistance potential. By calling the array node coordinates and merging preset ear height and leaf angle parameters into the state tensor, a graph attention network is introduced to calculate the attention weight coefficients between multiple dimensional parameters, completing precise modeling of spatial mutual occlusion and competition constraints among multiple plant individuals under extreme ecological niches, maintaining the peak photosynthetic yield of the population at full environmental density. By analyzing the stomatal conductance sequence within the array to extract the inverse gradient multiplied by the negative penalty coefficient, the shared stress-resistance biological abstraction characteristics across ecological niches are extracted, enhancing the robustness of phenotypic prediction under extreme habitats, and transforming biological pollination risk into a strict mathematical convergence constraint.

The invention relates to the technical field of sugarcane cross breeding, and particularly discloses a sugarcane cross combination selection method. The sugarcane hybrid combination matching method comprises the following steps: S1, carrying out parent multi-dimensional character evaluation: respectively carrying out genotype data on candidate sugarcane male parents and candidate sugarcane female parents according to agronomic characters, quality characters and stress resistance characters of the candidate sugarcane male parents and candidate sugarcane female parents; s2, intelligent selective mating of the hybridized combination; s3, evaluating and determining a combined value; s4, parent treatment and flowering phase regulation before hybridization; s5, artificial cross pollination; and S6, screening filial generations. The sugarcane hybrid combination matching method can be used for directional breeding of new sugarcane varieties, genetic resource optimal configuration and rapid screening of high-yield and high-sugar hybrid combinations, and has the advantages of high prediction precision, short breeding period and high resource utilization efficiency by combining multi-dimensional character evaluation with an intelligent prediction model.

The invention discloses an efficient cultivation and harvesting method for camellia oleifera, and belongs to the technical field of camellia oleifera cultivation. The method comprises the following technical steps: (1) land selection and preparation; (2) variety cultivation; (3) cultivation configuration; (4) planting; (5) tree body management; (6) nutrition regulation and control; (7) managing pollination insects; and (8) fallen seed collection and post-treatment. According to the efficient cultivation and harvesting method for the fragrant flower camellia oleifera, the pollination rate, the fruit setting rate and the oil content of camellia oleifera seeds can be effectively increased, the yield and the quality of the camellia oleifera are improved, efficient harvesting of the camellia oleifera seeds is achieved, the manual harvesting cost is reduced, and the economic benefits of camellia oleifera planting are improved.