474 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 relates to the field of hybrid rice breeding, and discloses a method for directionally breeding mutant hybrid rice parents. According to the method, mutation tillering is accurately positioned in the M1 tillering stage through the KASP technology, and a directional pollination / harvesting strategy is combined, so that the genetic bottleneck caused by chimeras and low fertility (especially sterile lines) is effectively overcome, the mutation transmission efficiency is maximized, and the M1 generation mutation transmission efficiency is remarkably improved. Through early accurate identification and efficient propagation of the M1 generation, homozygotes can be obtained and screened from the M2 generation, and compared with a traditional process, the method has the advantages that the obtaining process of low-cadmium homozygous parents is obviously accelerated, and the breeding period is greatly shortened. Heavy ion mutagenesis, targeted sequencing, high-throughput KASP typing and directional propagation technologies are integrated, and the whole process from mutagenesis to obtaining of the homozygous low-cadmium parent is rapid, accurate and efficient.

The invention discloses a special feed for breeding bumblebee pollination swarms and a preparation method thereof, and belongs to the technical field of insect feed preparation, and the special feed for breeding the bumblebee pollination swarms comprises the following raw materials: white granulated sugar, glucose, potassium sorbate, epsilon-polylysine, vitamins, trace elements and water; the preparation method comprises the following steps: adding the white granulated sugar and the glucose into boiling water, uniformly stirring, cooling, adding the vitamins, the trace elements, the potassium sorbate and the epsilon-polylysine, uniformly stirring, and cooling to room temperature. The components such as the sugar source, the vitamins and the preservative are introduced to achieve a synergistic effect, so that the freshness of the sugar water is guaranteed, the intake of nutrient substances by the bee colony is improved, the survival rate of the bee colony is effectively increased, the development time of the early-stage bear bee colony is shortened, the growth speed of the early-stage pollination bee colony is accelerated, and the colony potential of the bee colony before pollination is increased.

The invention discloses a deep learning-based collapsibility grade automatic discrimination method. The method comprises the following steps of S1, generating a preprocessed loess geological engineering index data set; s2, obtaining a loess sampling unit graph structure data set with a weighted adjacent matrix; s3, forming a loess sampling unit weighted graph structure data set with node attributes; s4, constructing a multi-target comprehensive fitness function; s5, randomly generating differential flower pollination algorithm population individuals, and performing global search and local search on the differential flower pollination algorithm initial population to obtain an optimal graph attention network hyper-parameter vector and an optimal node feature selection mask vector; and S6, obtaining an optimized graph attention network model, deducing the loess sampling unit weighted graph structure data set with node attributes, and outputting a collapsibility grade prediction result of each sampling unit. According to the method, the influence of misjudgment of different collapsibility levels on engineering safety is dynamically evaluated, so that the algorithm is guided to preferentially improve the recognition accuracy of high-risk levels.

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 discloses a plant gene function analysis method (FAGEN), and belongs to the technical field of molecular genetics and functional genomics. The method comprises the following steps: constructing a target gene mutant by using a gene editing technology; hybridizing the mutant and the corresponding wild type as a common parent with a plurality of parents with different genetic backgrounds to construct a pair F1 group; an F2 group is obtained through selfing; and determining phenotypic data of target characters of F1 and F2 populations, and comparing phenotypic differences of filial generations of wild types and mutants under different genetic backgrounds to judge the functions of the target genes. The method has the advantages of simplicity in operation, flexibility in design, short construction period and low cost, and gene functions can be efficiently and accurately analyzed under various genetic backgrounds.

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 invention relates to the field of tomato pollination, and provides a tomato adaptive pollination method, device and equipment, a storage medium and a program product, and the method comprises the following steps: obtaining a three-primary color image set and a three-dimensional point cloud picture of a tomato plant; training a target detection model through the three-primary color image set to obtain a flowering period segmented image output by the target detection model; training a deep learning network through the segmented image of the flowering period and a fused image of the three-dimensional point cloud image to obtain a neural network model; and controlling a target robot to pollinate the tomato plant based on the flower posture and the flower space coordinate output by the neural network model. According to the invention, the flowering stage flowers are identified through the target detection model, the flowering stage flowers are positioned through the neural network model, and the tomato flowers are adaptively pollinated through the target robot based on the postures and positions of the flowers, so that the pollination efficiency and accuracy are improved.

Automated precision applicator for row crops with dual sided applicators that can be used to direct pollen to multiple areas of the plant, as well as to measure phenotypic characteristics of plant fruiting bodies and detect successful pollination.

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 invention concerns a system (1) for the cultivation of a crop (2), comprising rows of elongate growth trays (3, 4, 5) that are situated side by side in a cultivation area having a length direction and a transverse direction, the system comprising a frame (10) extending across one tray or a number of trays (3, 4, 5), and movable in the length direction and / or in the transverse direction, the frame carrying vertically extending pollination members (20, 21, 22) extending from the frame to a predetermined distance from the growth trays and an actuator (25, 26) connected to each pollination member for driving the pollination members (20, 21, 22) and exerting a shaking force on the crop below, wherein the actuator comprises a motor (34, 43, 44) having a vibrating drive member, the pollination member (35, 36, 37, 45, 46) comprising flexible strips or tubes for contacting the crop.

The utility model relates to the technical field of artificial pollination, in particular to an auxiliary tool for artificial pollination, which comprises an end cover for containing collected pollen; the conical soft baffle is made of a soft material, a small port of the conical soft baffle is bonded with a front side port of the end cover, and meanwhile, a large port of the conical soft baffle faces forwards; the opening and closing framework is installed on the peripheral side of the outer wall of the end cover, the conical soft block is installed on the opening and closing framework, the conical soft block is fully opened to form a large space for corn tassels to easily enter, then the corn tassels can be wrapped by closing a large end opening of the conical soft block, and at the moment, when the tassels are shaken, pollen can be fully received.

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 invention relates to a bumblebee hive monitoring system that controls the activity of the bumblebees in the hives by providing metrics regarding the greenhouses to be pollinated, such as temperature and relative humidity, thereby ensuring the productivity of the pollination and of the agricultural operation. The system comprises at least one main module (1) formed by a case (2) in the form of a box with an open upper face (16) and which is closed by a cover (3), the module containing a hive (17) and having a hole (12) in a side face thereof aligned with the opening of the exit from the hive (17), the module (1) being equipped with temperature sensors (5, 6) and relative humidity sensors (7, 8) and with fans (9), connected to an electronic controller (4), the fans (9) being activated according to the temperature and humidity parameters in order to maintain an optimal climate in the hive.

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 relates to agricultural technology field discloses a kind of pollination auxiliary devices in agricultural greenhouse, including roof, the bottom of roof is slidably connected with support one, the bottom of support one is provided with support two, the bottom of support two is rotatably connected with U-shaped plate, the inner wall both sides of U-shaped plate are rotatably connected with fan main body;One side of fan main body is detachably connected with connecting pipe, and the output end of fan main body is respectively provided with closing assembly in one end of connecting pipe;Filter plate is fixedly installed in the inside of connecting pipe, and the center of one side of filter plate is rotatably connected with round block, and be equipped with closing assembly, connecting pipe and filter plate, and rotating closing assembly moves away each other, so that closing assembly does not block the output end of fan main body and one end of connecting pipe, in the blowing process of fan main body, prevent blowing pollen by fan main body intake end to enter its inside under the action of filter plate, to solve the problem that fan main body is easily damaged and wind power reduces.