38 results about "Plant development" patented technology

The invention discloses a polypeptide and application thereof in regulation and control of plant development, and relates to the technical field of biology. The invention specifically discloses any polypeptide from A1) to A3) as shown in the following: A1) a polypeptide with an amino acid sequence as shown in SEQ ID NO: 1; a2) a polypeptide which is obtained by substitution and / or deletion and / or addition of more than one amino acid residue on the amino acid sequence as shown in SEQ ID NO: 1 and has the function of regulating plant growth and development; and A3) a fused polypeptide obtained by connecting a tag to the N end and / or C end of A1) or A2). The polypeptide can effectively regulate and control root system growth and root regeneration of plants, can be well applied to improvement of plant varieties, and has important practical value for plant breeding work.

The invention relates to the technical field of plant genetic engineering, in particular to a transcription factor CsKNAT1 and application thereof in regulation and control of development of tea trees. The nucleotide sequence of the gene is as shown in SEQ ID NO: 1, and the sequence of protein coded by the gene is as shown in SEQ ID NO: 2. Research finds that overexpression of the CsKNAT1 gene can influence the form of plant leaves: the edges of the leaves are promoted to have notches (asymmetric leaves are formed, resulting in increase of sawteeth at the edges of the leaves); the formation of compound leaves can be promoted; leaves on plant stems can grow in a rosette form, and secondary stems are bolted in the middles of rosette leaves; the research also finds that the overexpression of the CsKNAT1 gene can obviously influence the flowering phase and the flower form of the plant; the delay of the flowering phase is promoted; overexpression of the CsKNAT1 gene can further influence development of floral organs and formation of siliques, part of arabidopsis plants have phenotypes that corolla becomes small, stamens are exposed, petals gradually extend and are zigzag in a wavy shape, the length of mature siliques is remarkably shortened by 20%-36.1%, and the phenomenon that the fruits are aborted occurs.

To provide a solidifying material used for obtaining solidified soil suppressed in plant development and growth.SOLUTION: Provided is a solidifying material containing the elements selenium (Se), cadmium (Cd), and lead (Pb). The solidifying material has a selenium (Se) content of 3.5 ppm or more, a cadmium (Cd) content of 110 ppm or more, and a lead (Pb) content of 430 ppm or more. The solidifying material preferably includes rapid-hardening Portland cement, blast furnace slag, and gypsum.SELECTED DRAWING: None

The invention relates to the technical field of gene engineering, and particularly discloses a corn sugar synthesis and secondary wall cellulose synthesis regulatory gene ZmBK6 and application, the ZmBK6 gene is located on a No.10 chromosome, and the nucleotide sequence of the ZmBK6 gene is shown as SEQ ID NO.1. The ZmBK6 gene provided by the invention is mutated, so that the whole plant of the corn shows brittleness in the whole growth period, the leaf tip has a brown red phenotype in the eight-leaf period, the leaf color gradually spreads to the whole plant along with the growth and development of the plant, and the plant develops slowly.

The invention discloses a white flower ornithogalum caudatum OtEXO gene, an encoding protein and application, and belongs to the technical field of molecular biology. The nucleotide sequence of the ornithogalum caudatum OtEXO gene is as shown in SEQ ID NO. 1, and the amino acid sequence of the protein coded by the ornithogalum caudatum OtEXO gene is as shown in SEQ ID NO. 2. The ornithogalum caudatum OtEXO gene can be applied to regulation and control of plant development, and overexpression of the OtEXO gene promotes leaf enlargement, accelerates plant growth and development and promotes growth of bulbils on leaves. The ornithogalum caudatum OtEXO gene disclosed by the invention provides a new gene for cultivating a new variety with enlarged leaves and other organs, excellent plant growth vigor and accelerated breeding speed, and can be widely applied to the fields of plant organ development and molecular breeding.

Resilient plant development media are disclosed that can include a first layer that includes a plurality of adjacent strands, a second layer that includes a plurality of strands that are adjacent and that is in stacked relation relative to the first layer, wherein the strands of the first layer and the strands of the second layer are in a non-aligned orientation relative to each other. The strands in the first layer and the strands in the second layer may define a crisscross pattern. The multilayer resilient media is effective in supporting seeds during germination and plants throughout their growth and development. The multilayer resilient media is effective for use in various plant growing modalities, e.g., aeroponic, nutrient film, and hydroponic plant growing environments, ratooning processes, and may be easily cleaned for reuse.

The invention belongs to the technical field of molecular biology, and particularly relates to a rosa chuanensis RsANT1 gene as well as a protein, an expression vector, a biological material and application thereof. In order to expand gene sequence information and functional gene research of rosa cymosa, a rosa cymosa RsANT1 gene is separated, the nucleotide sequence of the rosa cymosa RsANT1 gene is as shown in SEQ ID NO.1, and the coded amino acid sequence is as shown in SEQ ID NO.2. The gene provided by the invention forms high expression in leaves of rosa cymosa, and overexpression in tobacco can promote the enlargement of the width and area of the leaves and change the shape of the leaves, so that the leaves are unique in shape. Therefore, the gene disclosed by the invention provides an important reference for deeply researching the molecular mechanism of plant development, promoting the growth and development of the plant and enhancing the ecological benefits of the plant; the high expression of the gene can promote rooting, so that the drought resistance and stress resistance of the plant are improved, and the ecological protection functions of wind prevention, sand fixation, soil fixation, slope protection and water and soil conservation of the plant are enhanced.

This invention discloses an intelligent hydroponic cultivation cabinet and its control system. The intelligent hydroponic cultivation cabinet uses a temperature sensor and an air conditioning system to regulate the working temperature within the working chamber, ensuring optimal growth during planting. It also uses a humidity sensor and a humidification system to regulate the working humidity within the working chamber, maintaining optimal growth humidity. Furthermore, the coordinated operation of a fresh air system, a nutrient solution circulation system, and lighting provides a suitable environment for plant growth, ensuring healthy plant development. The control system for this intelligent hydroponic cultivation cabinet can be customized with planting plans based on the variety of hydroponic plants. The system automatically adjusts the lighting, nutrient solution concentration, temperature, and humidity according to the planting plan, providing a more suitable environment for plant growth. Moreover, the operation is simpler, requiring minimal manual intervention.

A fertigation sensor system includes a first sensor system and a second sensor system. The first sensor system includes a first container configured to collect a feed solution originating from a fertigation source, the feed solution including water and fertilizer at a target ratio of concentration of water to fertilizer and a first sensor disposed in the first container. The second sensor system includes a second container configured to collect the feed solution originating from the fertigation source and a second sensor disposed in the second container. The sensor systems are usable to determine volumetric flow rates and electrical conductivity and permittivity of feed solution before and after being provided to one or more plants, thereby providing data indicating plant development and growth conditions.

An example method for linking phenotypic data with genotypic data, to facilitate plant development, includes combining a phenotypic data structure and a genotypic data structure into a combined data structure and separating the combined data structure into multiple segment data structures, where each segment data structure includes data for a target phenotype and genotypic data for multiple plants. The method also includes, for each of the multiple segment data structures, generating a probability vector including a probability value for each of multiple genetic locations in sequences of the plants and appending each probability vector to the respective segment data structure and then combining the multiple segment data structures into an aggregate data structure, whereby the target phenotype is linked, by the probability vector, to the multiple plants.

The application provides an embedding agent and a freezing embedding method for plant spatial transcriptomics and spatial metabolomics analysis, and belongs to the technical field of biotechnology. The embedding agent is composed of 2.5% hydroxypropyl methylcellulose and 7.5% polyvinylpyrrolidone in mass concentration, and the embedding agent is applied to plant spatial transcriptomics research for the first time, and fills the technical gap in the field. Meanwhile, the application realizes the combined application of spatial transcriptomics and spatial metabolomics in the same plant individual for the first time, and provides a systematic technical solution for plant spatial multi-omics research. Through the application, the spatiotemporal dynamic change of gene expression in the development process of plants can be accurately analyzed, and the metabolic pathway and key enzyme gene of natural products in medicinal plants are provided, which provides important technical support for the functional research and industrial development of medicinal plants.

The present invention discloses a primer set for rapid identification of Aesculus hippocastanum germplasm resources using capillary electrophoresis technology and its application. The primer base sequences are shown in SEQ ID NOs. 1-16. This invention enables rapid identification of Aesculus hippocastanum germplasm resources at the molecular level, unaffected by season, plant development period, and growth environment. It also provides reference and support for genetic diversity assessment, phylogenetic relationship analysis, and new variety protection of Aesculus hippocastanum germplasm resources.

The invention belongs to the technical field of plant molecular biology, and particularly relates to application of a protein coded by a gibberellin synthetic pathway gene GA7ox in regulation and control of plant development. The technical problem to be solved by the invention is to clarify the effect of GA7ox in potato development and provide a new choice for cultivating high-quality potato varieties. The technical scheme of the invention is the application of the protein coded by the gibberellin synthetic pathway gene GA7ox in regulation and control of plant development. The amino acid sequence of the protein coded by the gene GA7ox is as shown in SEQ ID No. 9. The invention provides a new choice for creating potato varieties with high and short plants, more branches, early tuberization and / or high yield.

Disclosed is an elastic plant growth medium that can include a first layer comprising a plurality of adjacent strands, a second layer comprising a plurality of adjacent strands in a stacked relationship relative to the first layer, wherein the strands of the first layer and the strands of the second layer are in misaligned orientation relative to each other. The strands in the first layer and the strands in the second layer can form a cross-hatched pattern. The multi-layered elastic medium can be effective to support seeds during germination and plants throughout their entire growth development. The multi-layered elastic medium can be effective for use in various plant cultivation methods, such as aeroponic, nutrient film, and hydroponic plant cultivation environments, and can be easily cleaned for reuse.

This invention discloses genes, biomaterials, and their applications related to tobacco quality, belonging to the field of biotechnology. The amino acid sequence of the protein encoded by the aforementioned gene is SEQ ID NO:1. This invention utilizes CRISPR / Cas9 technology to target and mutate the NtGDU1 gene to obtain a mutant without T-DNA insertion, which improves the quality of freshly cured tobacco leaves, especially increasing the content of the aroma precursor compound Amadori, without affecting tobacco plant development.

The invention discloses a tea tree development and cold resistance regulation gene CsLOT1 and application thereof. The nucleotide sequence of the gene CsLOT1 is as shown in SEQ ID NO. 1. By silencing the CsLOT1 gene, the chlorophyll fluorescence intensity and the Fv / Fm value of the leaves are remarkably reduced, and the cutin thickness on the leaves is reduced; and the overexpression CsLOT1 gene leaf shows an opposite trend. The gene can simultaneously and positively regulate and control the cutin thickness on the leaf and the cold resistance of the leaf. The research finds that brand new gene resources and molecular targets are provided for tea tree variety improvement, a new cold-resistant tea tree variety is cultivated through a genetic engineering means, and economic losses caused by low-temperature freezing injury are reduced; a new thought and a reference direction are provided for cold-resistant breeding of other plants, and the method has a wide application prospect and a huge economic value in coping with an extreme low-temperature environment caused by global climate change.

The application belongs to the field of plant development biology and crop molecular genetic breeding technology, and discloses a molecular marker closely linked to a major QTL site qLL.A02 for regulating the length of a rape rosette leaf and application thereof. A stable major QTL site qLL.A02 for regulating the length of a rape rosette leaf is identified through whole genome correlation analysis. A key SNP variation closely linked to qLL.A02 is identified through co-segregation analysis of a lead SNP genotype and a phenotype between populations, which is located at a SNP site at 9828644 bp of a chromosome A02 of a rape ZS11.v10 reference genome, and the G base variation genotype is a rosette leaf length dominant genotype, and is also highly related to leaf area and seedling stage biomass dominance. A KASP molecular marker developed for the variation can efficiently and accurately identify and explore excellent materials with leaf dominance in a rape germplasm resource population, and provides a key, reliable and efficient idea and method for rape variety improvement and molecular design breeding at the level of seedling stage nutrient growth.

The invention belongs to the field of plant development biology and plant genetic breeding, and discloses a molecular marker for regulating and controlling the leaf stalk length of rape and influencing close linkage of a QTL (quantitative trait loci) qPL.C02 and application of the molecular marker. The molecular marker is characterized in that the significant and stable QTL qPL.C02 for regulating and controlling the leaf stalk length and the leaf stalk proportion is identified; and the size is reduced to 299 kb based on an exchange family material of a filial generation large group. Two key SNPs, namely, SNP-a and SNP-b, located at the peak value in the interval are obtained, the SNP-a is located at the 61427731st base of the C02 chromosome of the rape ZS11.v0 reference genome and allelic variation is G / T, the SNP-b is located at the 61726887th base of the C02 chromosome and allelic variation is C / T, and T base variation genotypes corresponding to the SNP-a and the SNP-b are short-petiole excellent genotypes. A group of KASP molecular markers is developed for each of two SNPs closely linked with qPL.C02, and short petiole genotypes can be efficiently identified and introduced into corresponding rape parents for variety improvement. The improved short-petiole rape has remarkable yield increasing potential under the conditions of conventional density and high density.

The invention relates to the technical field of area irrigation, and discloses an irrigation method, system and device for a green area in a dry-hot valley zone and a medium, and the method comprises the steps: determining a plant image with the maximum area, a plant image with the minimum area and a plant image with the preset area as a preset number of plant images from plant images of the same type; according to the preset number of images and the plant growth duration, determining a target plant type, a target plant development period and a target plant form, and further determining the required water quantity and required trace elements of the plant in a preset time period within the preset duration at the starting moment of the current moment; then determining the irrigation water amount and the fertilizer quality required in the preset time period; after the fertilizer with the controlled fertilizer quality and the water with the controlled irrigation water quantity are mixed, the greening area is irrigated. By the adoption of the method, irrigation of the green area of the dry-hot valley zone can be accurately controlled, and the growth quality of plants is improved.

A method for artificially illuminating a plant to promote plant development (100), the method comprising a step of emitting radiation towards the plant (100) during a period called the photoperiod, the emission step comprising at least the following two distinct phases: a) a red phase representing at least 10% of the photoperiod, during which only primary radiation is artificially emitted, the primary radiation being red; b) a multispectral phase, during which secondary radiation is artificially emitted, the secondary radiation comprising at least two radiations from among blue radiation, green radiation, red radiation, and far-red radiation. Figure for the abstract: Figure 1.

The utility model relates to the technical field of eucommia ulmoides planting and discloses a multi-layer eucommia ulmoides planting and cultivating frame which comprises a support, an inner cavity of the support is movably connected with an adjusting mechanism, and the bottom of the inner cavity of the support is fixedly connected with an irrigation mechanism. The placing plate in the adjusting mechanism is matched with the inserting block, the spring and the connecting block through the sliding groove to achieve sliding connection with the support inserting groove, when the height of the placing plate needs to be adjusted, the connecting block is pressed to drive the inserting block to compress the spring so that the spring can be separated from the inserting groove, and the placing plate can freely slide to reach the proper height. Compared with a traditional fixing shelf, the eucommia ulmoides fixing shelf has the advantages that the interlayer spacing can be quickly and accurately adjusted according to different growth heights of eucommia ulmoides from the seedling stage to the mature stage, the space utilization rate is greatly increased, sufficient and appropriate space is provided for eucommia ulmoides growth, and the situation that plant development is affected due to insufficient space is avoided.

The invention discloses application of non-pathogenic fusarium oxysporum Fo47 in growth promotion and high temperature stress resistance of white birch, and belongs to the technical field of plant development. The invention discovers and verifies that the non-pathogenic fusarium oxysporum Fo47 can establish a beneficial symbiotic relationship with the important tree white birch for the first time, and can significantly improve the physiological activity and survival ability of the white birch under high temperature stress. Besides, the application process thoroughly overcomes many defects in the prior art from the application level, a brand-new, efficient, economical and feasible biotechnology solution is provided for dealing with forestry challenges under the global warming background, and the method has extremely high application value and wide market prospects.

The application belongs to the technical field of molecular marker assisted breeding, and particularly relates to a corn chromosome 4 white spot disease resistance related molecular marker and application, specifically, the application provides a corn white spot disease resistance related molecular marker, the molecular marker gene is a Zm00001eb168510 gene and / or a sequence as shown in SEQ ID NO:1, a CDs sequence of the Zm00001eb168510 gene is as shown in SEQ ID NO:2, through years of experiments in multiple points, the application is co-located to a white spot disease resistance QTL qMWS4-4 interval and a resistance SNP:4-14146725 and an associated gene Zm00001eb168510 on a corn chromosome 4, the SNP site can be located in different environments through QTL linkage analysis and GWAS correlation analysis, and can explain 15.14% of the phenotype variation; the associated candidate functional gene mainly encodes a cysteine protease superfamily protein, the cysteine protease superfamily contains a deubiquitinating enzyme, and plays an important role in plant development and adversity response.

The invention discloses a strawberry culture medium, and relates to the technical field of strawberry cultivation, and the strawberry culture medium is characterized by comprising volcanic rock, turf, perlite, vermiculite, medical stone and wormcast, and the culture medium is prepared from the following raw materials in percentage by mass: 60% of turf, 10% of volcanic rock, 10% of perlite, 10% of vermiculite, 5% of medical stone and 5% of wormcast. By compounding different matrix materials such as turf, volcanic rock, perlite, vermiculite, medical stone, wormcast and the like, compared with an imported matrix, the matrix has the advantages that the unit price is lower, the cost of the matrix is remarkably reduced, meanwhile, the excellent characteristics of the imported matrix are reserved, and the matrix is superior to the imported matrix in the aspects of strawberry plant development and the like.

Embodiments of the present disclosure related to systems and methods of a field-scale crop phenology model for simulating / computing plant development stages of a crop. The field-scale crop phenology model is used to simulate plant development stages during a growing season. Knowledge of plant stages, especially as a forecast, helps the timing of chemical applications as well as other crop-dependent management decisions. Together with a user's field location, planting date, and varietal information, the crop phenology model serves as a robust field-scale decision-making tool. In certain embodiments, the phenology model can be run under three different scenarios: historical, preseason, or in-season. Using a blend of different weather data inputs, the phenology model can generate phenology results based on the desired scenario of a user.

The invention relates to the field of biological identification, and particularly discloses a DNA bar code for identifying pennisetum plants and application thereof.The DNA bar code comprises a section of specific nucleotide sequence of a chloroplast gene spacer psbA-trnH, screening finds that the section has enough variation sites between pennisetum species and is highly conservative in the species, and the section of specific nucleotide sequence can be used for identifying the pennisetum plants. Different species of pennisetum, such as pennisetum purpureum, Yu-grain and the like, can be effectively distinguished; the invention further comprises a specific primer pair for amplifying the bar code, a PCR kit containing the primer pair and application of the PCR kit in species identification, genetic relationship analysis, seed purity inspection and Chinese herbal medicine source tracing of the pennisetum plants. The method has the advantages of being high in identification speed, high in accuracy, good in repeatability, free of influences of plant development stages and the environment and the like, and the problems faced by a traditional morphological identification method are solved.

The invention provides a biological organic fertilizer containing a compound strain as well as a preparation method and application of the biological organic fertilizer, and belongs to the technical field of biological organic fertilizers. The bacillus velezensis and the bacillus amyloliquefaciens are added, the bacillus velezensis can tolerate certain salinity and alkalinity, the soil fertility can be improved through nitrogen fixation, the utilization rate of phosphorus can be improved by dissolving inorganic phosphorus, the tolerance of plants to environmental stress is enhanced through iron-producing carriers, the growth of seedlings is promoted, and the growth and development of the plants are promoted; the bacillus amyloliquefaciens has the functions of resisting salt and alkali to a certain degree, dissolving phosphorus, dissolving potassium and the like. The bio-organic fertilizer disclosed by the invention is beneficial to remarkably increasing the contents of chlorophyll, proline and soluble sugar of the pakchoi and also reducing the content of malondialdehyde of the pakchoi, so that the oxidative damage of plants is reduced, the stress resistance and quality are improved, the contents of nitrogen, phosphorus and potassium in soil are integrally improved, and the acidification of the soil is remarkably relieved.

The present application relates to the field of plant genetic engineering, in particular to a plant development related protein and application of a coding gene thereof in regulating root thickness traits. The present application discloses the use of a rice OsSPL3 gene: for regulating plant (rice) root thickness; knocking out OsSPL3 to make rice roots thin; overexpressing OsSPL3 to make rice roots thick.

The invention discloses application of a masson pine geranyl and geranyl pyrophosphate synthetase gene PmGGPPS14, and belongs to the technical field of plant genetic engineering. The nucleotide sequence of the geranyl and geranyl pyrophosphate synthetase gene PmGGPPS14 of the masson pine is as shown in SEQ ID NO. 1. The amino acid sequence of the expression protein of the PmGGPPS14 is as shown in SEQ ID NO. 2. The invention finds that PmGGPPS14 can promote accumulation of photosynthetic pigments so as to promote plant development and increase leaf area. Overexpression of PmGGPPS14 can improve expression of partial genes in a GGPP downstream pathway, and plays an important role in synthesis of diterpenoid resin acid. The PmGGPPS14 gene provided by the invention is helpful for deep research on the functions of the PmGGPPS14 gene of the pinus massoniana, and provides a molecular means and basis for breeding work for improving synthesis of terpenoid compounds of the pinus massoniana.

The application discloses a method for promoting plant development and enhancing plant growth under nutrient deficiency conditions by knocking out PUKI genes of plants. The application focuses on the regulation and application of the knockout of PUKI genes of plants to the development of aerial tissues and root systems under normal and nutrient deficiency conditions. After the PUKI genes in plants are knocked out, the development of aerial tissues and root systems of the plants is superior to that of wild types. The PUKI gene deletion mutant strains have more significant advantages in the development of aerial tissues and root systems under the culture conditions of the single deficiency of nitrogen, phosphorus and potassium and the simultaneous deficiency of the three nutrient elements. The application promotes the overall growth of plants by knocking out the PUKI genes in plants, and can be applied to land barren areas, and provides a new target gene and material for the cultivation of high-quality stress-resistant crop varieties.