51 results about "Rice plant" patented technology

The application discloses a gene marker for identifying the sensitivity of rice flowering to sunlight, which comprises SNP site sequences selected from the group consisting of SEQ ID NOs:1-3 of an Hd1 gene and SEQ ID NOs:4-5 of a Ghd8 gene. The gene marker can be used for identifying the sensitivity of rice flowering to sunlight, and effectively guides the rapid breeding of rice varieties.

We offer a furikake (rice seasoning) product that allows you to enjoy the unique flavor of the leaves and stems of the wild rice plant. [Solution] The seasoning product 10 containing Makomo charcoal powder comprises a powdered seasoning 200 and a container body 100 for holding the seasoning. The container body has a storage section 140 for holding the seasoning, a first zipper member 162, and a second zipper member 164, and the storage section can be repeatedly sealed by interlocking the first zipper member and the second zipper member. The seasoning is a powder mixture of Makomo leaf powder, which is made by crushing dried Makomo leaves, Makomo charcoal powder, which is made by crushing carbonized Makomo stems, kelp powder, which is made by crushing dried kelp, salt koji powder, which is made by crushing dried salt koji, and salt powder.

The application discloses a rice plant height regulating gene OsMYB44L and application thereof. The application provides application of a protein OsMYB44L, a DNA molecule coding the protein OsMYB44L or a recombinant vector containing the DNA molecule coding the protein OsMYB44L in regulating plant height. The application knocks out the gene OsMYB44L in wild-type rice to obtain transgenic rice. Compared with the receptor rice, the OsMYB44L gene in the transgenic rice is knocked out, and the plant height is significantly reduced, thereby laying a foundation for cultivating transgenic plants with ideal plant height.

The utility model belongs to rice planting technical field especially, and a kind of germination equipment for rice seed production, to the existing problem of low efficiency, embryo is easily hurt, frequent opening box destroys temperature and humidity stability, and the problem of inconveniently, difficult operation of fixed placement tray, the following scheme is presented, including cultivation box, the opening of cultivation box is hinged with sealing door, its inside is fixed with multiple groups of support components, slidingly set with placement tray on each support component, in the utility model, rotation pipe automatic seed turning is realized by turning component, avoid artificial damage embryo and improve efficiency, and sealing door does not need to be opened frequently;When driving component drives moving pipe, spraying and turning are synchronous, cooperate with monitoring component to adjust temperature and humidity, reduce the environmental fluctuation in box;The sliding connection structure of support component makes placement tray convenient to pull out or push in, limit pin locks position, solve the problem of inconveniently taking and placing.

This invention discloses the application of the OsSMP3 gene in the control of rice brown planthopper, specifically disclosing that the OsSMP3 gene (LOC_Os11g05170) negatively regulates rice resistance to brown planthopper. By targeting this gene using CRISPR / Cas9 gene editing technology, a loss-of-function mutant was obtained. Compared to the wild type, the knockout mutant showed significantly enhanced resistance to brown planthopper, specifically manifested in increased rice plant survival rate. This invention provides new gene resources and targets for molecular breeding of rice resistant to brown planthopper.

This invention discloses the application of the OsSR1IP1 gene in regulating tillering angle in rice. It belongs to the field of plant genetic engineering technology. This invention uses genetic engineering technology to obtain transgenic rice that stably overexpresses OsSR1IP1. By comparing the growth of wild-type and OsSR1IP1-overexpressing transgenic rice, it was found that the tillering angle of OsSR1IP1-overexpressing transgenic rice plants was significantly increased. Therefore, this invention successfully identified a key gene regulating rice plant architecture, which has theoretical significance and application value for enhancing the lodging resistance and increasing yield of rice varieties, and is of great importance to agricultural development and national food security.

This invention relates to the field of plant genetic engineering technology, specifically providing the application of the HA7 protein and its encoding gene in regulating rice plant height and grain traits. This invention obtains a dominant leaf-curling mutant through EMS mutagenesis. ha7, Research has found that, ha7 mutants and HA7 Overexpression plants all exhibited significantly reduced plant height, extreme leaf curling, and smaller grains, while knockout plants showed no significant changes in these phenotypes except for plant height. This invention can be used for targeted improvement of rice plant architecture, breeding new varieties with ideal canopy structure and optimized grain traits, which is of great significance for improving rice photosynthetic efficiency, lodging resistance, and yield potential.

This invention discloses US The application and methods of genes in regulating rice plant height, grain length, grain width, and grain weight belong to the field of crop genetics and breeding technology. This invention reveals for the first time the potassium ion channel protein gene. US This gene has a pleiotropic function in rice, regulating plant height, grain length, grain width, and grain weight. By silencing or knocking out this gene, rice plant height can be significantly reduced, lodging resistance can be enhanced, and grain length, grain width, and thousand-grain weight can be greatly increased. This overcomes the adverse effect of traditional dwarfing genes often being accompanied by smaller grains, achieving synergistic improvement in dwarfing and grain weight. The discovery of this gene provides a brand-new gene resource and an efficient molecular breeding target for high-yield, high-quality, and lodging-resistant rice breeding, and has important theoretical value and broad application prospects.

This utility model discloses a water flow distribution device for rice irrigation, including an irrigation pipe, connecting rings fixedly installed on both sides of the irrigation pipe, an adjustment device fixedly installed on the top surface of the irrigation pipe, a fixing device fixedly installed on the outer periphery of the adjustment device, a support platform fixedly installed on the top surface of the adjustment device, and a diversion device fixedly installed on the top surface of the support platform. A solar panel provides power to a motor, which rotates to drive a rotating shaft, which in turn drives a rotating plate. The rotating plate rapidly diverts the water flow inside the water distribution seat into a diversion pipe, and the diversion nozzles evenly irrigate the water flow inside the diversion pipe. This device facilitates convenient and uniform water flow distribution, enabling the water flow to be evenly delivered in all directions for large-area irrigation. By pushing the support platform, the support platform drives an irrigation adjustment rod, which moves out of the irrigation column to a suitable height. Rotating the adjustment knob connects the adjustment knob to the corresponding adjustment hole, allowing the device to be easily adjusted to different heights according to the rice plants.

The application discloses application of OsMGD protein in regulating rice seedling stage alkali tolerance, and belongs to the technical field of genetic engineering breeding. The technical problem to be solved by the application is how to improve plant stress resistance, for example, how to improve rice alkali tolerance. To solve the above technical problem, the application provides application of a protein or a substance for regulating expression of a gene coding the protein or a substance for regulating activity or content of the protein, and the application can be application of the protein or the substance for regulating expression of the gene coding the protein or the substance for regulating activity or content of the protein in regulating plant stress resistance. The protein can be a protein with an amino acid sequence of SEQ ID No. 1. The application first discloses application of the OsMGD protein in regulating rice alkali tolerance, and regulating expression amount or activity of the OsMGD protein in rice plants can obtain rice with significantly changed alkali tolerance.

The utility model relates to the technical field of rice planting, and discloses a seed selection device for rice planting, which comprises a base, a collecting bin is fixedly arranged on the top surface of the base, a guide bin is arranged above the collecting bin, and the lower end of the guide bin is positioned in the collecting bin and is in sliding connection with the inner wall of the collecting bin; a screening frame is fixedly arranged on the top surface of the guide bin, a seed selection mechanism is arranged on the outer side of the guide bin, a connecting mechanism is arranged on the outer side of the screening frame, the seed selection mechanism comprises a shaking part and a material pushing part, and the connecting mechanism comprises a connecting part and a feeding part. The motor drives the rotating frame and the fixing rod to rotate, the fixing rod drives the driving frame and the fixing plate to reciprocate in the vertical direction when rotating, and the fixing plate drives the guide bin and the screening frame to move synchronously, so that rice seeds on the screening frame are shaken and screened. Through a dynamic screening mode, rice seeds with unqualified particle sizes can be effectively separated out, and the screening accuracy and efficiency are improved.

This invention belongs to the field of plant biocontrol. Specifically, this invention provides the application of the rice RNA adenine methyltransferase EDM2L gene in regulating plant antiviral resistance. This was achieved by comparing rice plants inoculated with RSV virus. edm2l Knockout mutants and edm2l' Analysis of methyltransferase catalytic activity mutants and ZH11 wild plants revealed that knockout edm2l Downregulation of EDM2L expression significantly weakens rice's resistance to RSV, indicating that this gene has an anti-RSV function. This invention provides a new target gene locus for cultivating crops with enhanced virus resistance using genetic engineering techniques, and has significant implications and broad application prospects in regulating plant resistance and disease-resistant breeding.

1. Name of the product in this design: Rice male parent cutting and crushing machine. 2. Purpose of this design: For cutting and crushing the male parent rice plant. 3. The key design feature of this product is its shape. 4. The image or photograph that best illustrates the design's key points: a 3D model.

This invention belongs to the field of biotechnology and relates to a... OsFBX148 Application of genes in regulating plant cold tolerance. This invention reveals a gene in rice called... OsFBX148 Novel functions of the gene and its encoded protein were discovered. Tissue-specific expression analysis showed that the gene was highly expressed in rice roots, and its expression level was significantly upregulated by low-temperature stress. Targeted mutation was performed using gene editing technologies (such as CRISPR / Cas9). OsFBX148 The gene can significantly enhance the cold resistance of rice plants, indicating that the gene plays an important role in regulating the cold resistance of rice. This invention provides an important gene resource for the genetic improvement of cold resistance in rice, and has important application value for breeding crop varieties with enhanced cold resistance and ensuring food security in high-altitude and cold regions.

The utility model relates to rice planting technical field discloses a rice planting fertilizer even scattering equipment, including installation base, the rear side fixedly connected with backplate of installation base, the front side of backplate is equipped with the mounting groove, the inside wall of mounting groove is detachably connected with the storage box, the front side bottom end fixedly connected with the fixed base of storage box outer wall, the inside wall left and right sides of fixed base all are connected with the clamping plate of sliding, the front end of clamping plate similar side is connected through the tension spring, the inside wall middle end sliding of fixed base is connected with the push -plate, the clamping plate is connected with installation base through the connecting component. In the utility model, through mounting groove and the detachable storage box and clamping plate, tension spring linkage structure, realized storage box quick replacement, even broadcast, shorten the stop time of continuing material, and utilize the flow limiting plate locating groove and the cooperation of positioning block, form the standardization flow gear position and even scattered scattering, promote efficiency and uniformity.

This invention discloses AP2 Genes or their encoded proteins and their uses in increasing plant yield or promoting plant growth. This invention relates to genes identified in maize. ZmAP2 The gene was overexpressed in rice, and compared with the control (CK), the overexpressing plants showed a significant increase in panicle grain number, grain length, thousand-grain weight, biomass, and plant height; this invention further uses its homologous rice OsAP2 Gene overexpression in rice ， Compared to the control (CK), the overexpressed rice plants showed a significant increase in the number of grains per panicle, significantly longer grains, significantly increased thousand-grain weight, and significantly higher yield per plant. This invention has potential applications in promoting crop growth, increasing crop yield, and breeding high-yield crop varieties.

This invention provides a method and system for online detection of stubble height and dynamic control of the header in ratooning rice, as well as a harvester, comprising the following steps: acquiring an image of the crop in front using an image sensor installed at the front end of the harvester's header, simultaneously acquiring the harvester's attitude data and the physical height data of the header; processing the image to identify and acquire root feature points and key stem node feature points of the rice plant; calculating the absolute height of the key stem node relative to the ground based on the root feature points, key stem node feature points, attitude data, and image sensor parameters; determining the target header height according to the absolute height relative to the ground and preset agronomic stubble requirements; and controlling the raising and lowering of the header based on the deviation between the target header height and the current header height. This invention enables real-time and accurate identification of the biological characteristics of ratooning rice, height calculation based on multi-sensor fusion, and adaptive dynamic control of the header, with high accuracy and robustness, improving the accuracy of stubble retention in ratooning rice.

This invention relates to OsECT3 The application of genes in altering cold tolerance in rice, and a rice breeding method for altering cold tolerance, including making non-expressing active genes... OsECT3 The gene originates from active expression in rice plants. OsECT3 The steps involved in gene expression; or, making expression active. OsECT3 The gene that originates in rice plants is not expressed and is not active. OsECT3 The steps of gene generation. This invention explores... OsECT3 In regulating the response of rice to low temperature stress, by constructing OsECT3 The knockout materials and complementary materials verified OsECT3 The mutant rice plants exhibited significantly reduced cold tolerance, while the complementary materials showed a marked increase in cold tolerance. This provides a new perspective for creating high-quality rice resources and offers a molecular basis for future breeding of rice varieties with cold tolerance or other superior traits.

The present application relates to the technical field of plant molecular biology, and in particular to a rice photoperiod adaptability leaf angle regulation gene and application thereof. The new function of miR172, AP2 transcription factor IDS1, SNB1 and light receptor PhyB in leaf angle regulation provided by the present application provides new gene resources and methods for rice and other plant leaf angle regulation and plant type breeding, and simultaneously provides gene resources and basis for rice plant type breeding adapting to photoperiod change, which has important significance for creating compact plant type rice and increasing rice yield.

The present disclosure relates to a mutant sequence of rice OsABCB2 gene and its method and application in regulating cadmium accumulation in rice. Specifically, it relates to a mutant sequence of rice OsABCB2 gene, a protein encoded by the mutant sequence, a vector, a transformant, a method for reducing cadmium accumulation in rice plants and its application. The present disclosure makes the function of the gene lost by gene mutation to the nucleotide sequence of rice OsABCB2 gene, thereby reducing the accumulation of cadmium in rice; provides gene resources and technical support for breeding rice varieties with reduced cadmium absorption content, and provides a new method and idea for breeding low-cadmium varieties and producing safe food. The present disclosure can effectively improve the problem of excessive cadmium content in rice, and has important agricultural application value.

This invention discloses the application of the protein OsEAR9 in regulating rice plant height and yield. The amino acid sequence of the protein OsEAR9 is shown in SEQ ID NO:1. Experiments have shown that overexpression of the OsEAR9 gene in rice yields transgenic rice; this transgenic rice exhibits significantly increased plant height, panicle length, number of primary branches, number of secondary branches, number of grains per panicle, and yield per plant. Inhibition of the OsEAR9 gene in rice yields OsEAR9 knockout rice, i.e., OsEAR9 homozygous mutants; the OsEAR9 homozygous mutants show significantly reduced plant height, panicle length, number of secondary branches, number of grains per panicle, and thousand-grain weight, but do not affect yield per plant. Therefore, the protein OsEAR9 can regulate rice plant height, yield, and panicle shape. This invention has significant application value.

The utility model relates to rice planting technical field discloses a kind of unmanned aerial vehicle spraying devices for rice planting, including unmanned aerial vehicle main body, the lower end of unmanned aerial vehicle main body is fixedly connected with liquid storage tank, the lower end of liquid storage tank is fixedly connected with buckle frame, the both sides of liquid storage tank are fixedly connected with spraying mechanism, the lower end of buckle frame is provided with landing buffer mechanism. The utility model can effectively buffer the supporting part of the bottom of the device when landing, greatly reduce the adverse effects of landing impact on the device, while also reducing the damage probability of the bottom support mechanism of the device, improve the service life of the device.

This application belongs to the field of genetic engineering breeding technology, specifically relating to methods for regulating rice plant height and / or yield. To regulate plant height and / or yield, this application also provides a method for regulating plant height and / or yield, including regulating the expression level of the gene encoding the OsPGI2 protein in the recipient plant and / or regulating the content of the OsPGI2 protein in the recipient plant to regulate the plant height and / or yield of the recipient plant. The OsPGI2 protein may be a protein with the amino acid sequence shown in SEQ ID NO:2. This application reveals for the first time the regulatory role of the OsPGI2 gene on rice plant height and / or yield. The rice gene OsPGI2 can be widely used in plant fields such as rice genetic breeding, germplasm resource screening, transgenic and genome editing breeding, and plays an important role in breeding rice yield, grain weight, effective tiller number and / or seed setting rate, as well as in the study of rice tillering mechanisms.

This utility model relates to the field of rice breeding experiment technology and discloses a rice breeding experiment device that facilitates environmental adjustment. A spraying mechanism is provided at the back of the fixed frame, and a breeding box is fixedly connected to the inner side of the fixed frame. A rotating door is rotatably connected to the front of the breeding box, and a humidity detector is fixedly connected to the back of the inner side of the breeding box. A rotation adjustment mechanism is provided inside the breeding box, comprising a rotating component and an adjusting component. The rotating component is located at the bottom of the inner side of the breeding box, and the adjusting component is located at the top of the inner side of the breeding box. The rotating component includes a support column, which is fixedly connected to the bottom of the inner side of the breeding box. A drive motor rotates the shaft and the breeding tray, allowing the rice plants inside the breeding tray to receive light, water, and nutrients evenly, effectively solving the problem of uneven environmental distribution within the breeding box and helping to improve the accuracy and reliability of experimental data.

The present application relates to the technical field of plant breeding, and particularly relates to a SUE1 protein and application of the SUE1 protein in regulating the length of mesocotyl or heat response growth ability of plants. The SUE1 protein comprises an amino acid sequence as shown in SEQ ID NO. 1, and a nucleic acid encoding the protein comprises a nucleotide sequence as shown in SEQ ID NO. 2. The application comprises: increasing the expression level of the SUE1 protein or the nucleic acid in rice plants, and increasing the length of mesocotyl or heat response growth ability of the rice plants. The present application screens a SUE1 protein related to the length of mesocotyl or heat response growth ability of rice plants, and the SUE1 protein can be used for cultivating rice plant varieties with high heat response growth ability, which has important application value in the field of rice plant breeding.

This invention belongs to the field of plant biotechnology, specifically relating to the application of the OsFTIP9 mutant in the rice seed germination process. This invention provides the application of the OsFTIP9 gene or its loss-of-function mutants in regulating the germination period of rice, wherein the mutants include those with nucleotide sequences as shown in SEQ ID No. 2~SEQ ID No. 5. This invention also provides biological materials containing the mutants, such as expression cassettes, recombinant vectors (based on pCAMBIA1300), and recombinant bacteria (such as Agrobacterium EHA105). Furthermore, this invention provides a method for regulating the germination period of rice, by transfecting the biological materials into rice tissues (such as Nipponbare) and screening for rice plants expressing the mutant protein. Experiments show that, compared with the wild type, the seed germination of the OsFTIP9 mutant is significantly delayed or inhibited. This invention provides key gene resources and effective technical solutions for elucidating the rice germination mechanism and breeding rice varieties with specific germination characteristics.

This invention discloses a method for cultivating transgenic rice with increased yield and plant height. This method achieves this by increasing the expression level and / or activity of the protein OsEAR5 in the recipient rice; the amino acid sequence of protein OsEAR5 is shown in SEQ ID NO:1. Experiments have shown that overexpression of the OsEAR5 gene in rice yields transgenic rice with significantly increased plant height, number of grains per panicle, number of primary branches, and yield per plant, while significantly decreasing the number of tillers. Inhibition of the OsEAR5 gene in rice yields OsEAR5 knockout rice, i.e., OsEAR5 homozygous mutants; these mutants show a significant increase in the number of primary branches, and a significant decrease in the number of grains per panicle and yield per plant. Therefore, the protein OsEAR5 can regulate rice plant height, yield, and panicle shape. This invention has significant application value.

The utility model relates to the technical field of water culture, and disclose a kind of water culture device for rice plant establishment stage, including supporting device, water culture liquid tank and cover shell, the cover shell is covered in the upper of water culture liquid tank, the top of cover shell is equipped with planting hole, and the periphery of planting hole is fixedly connected with threaded rod and metal block, the outward one side surface of metal block is fixedly connected with limit rod, and threaded rod and limit rod are used to connect supporting device.The water culture device for rice plant establishment stage is provided with locking bolt, connecting frame, limit shell and slide bar, the position of water culture pipeline can be adjusted by connecting frame and limit shell, and larger area of plant stem support is provided;The cover structure of water culture liquid tank and cover shell can reduce the center of gravity of system, increase the moment, enhance system stability, so as to realize water culture planting anti-inversion function for rice plant establishment stage.