65results about How to "Promote early flowering" patented technology

The invention relates to a method for boosting pear hybrid seedlings to form flowers ahead of time, belonging to the field of crop breeding and cultivation. The hybrid seedlings with certain growth undergo branch drawing, shoots twisting, girdling, PP333 spraying in a single or combined manner when the new shoots of the pear trees stop growing, later, the flower beginning conditions of the plants are surveyed and statistics of the flowering rates is made. The above treatment measures can boost the hybrid seedlings to form flowers 1-2 years ahead of time, thus effectively shortening the juvenile phase of the hybrid progeny. The method has theoretical and practical significance in shortening the breeding period, reducing the land occupation period of the hybrid seedlings and labors for orchard management and improving the selecting and breeding efficiency of the new fruit tree varieties and has broad application prospect in fruit tree breeding.

The invention discloses an open field forcing culture method for a tulip, which comprises the following steps: a harvested tulip seed ball is placed in a shady, cool and dry place for completion of flower bud differentiation, then is kept in a cold store at 5 DEG C for 10-12 weeks, and taken out before plantation; the outer membrane of the tulip seed ball is stripped, the tulip seed ball is planted in the soil, the soil surface is coated with a layer of straw mat cover, and the straw mat is taken away when the tulip seed ball sprouts in the spring of the second year; urea is applied for once after the tulip seed ball comes into leaves, then NPK compound fertilizer is applied after one week, and finally monopotassium phosphate is applied in a sprayed manner after bud occurrence. The method integrates multiple forcing culture manners, is simple to operate, can bring forward the flower season of the tulip for 7-10 days, and is suitable for planting the tulip in a large-area open field.

The invention discloses a method for accelerating flowering of golden camellia. The method comprises the processes of seedling cultivation, shaping and pruning, water and fertilizer management, plant growth regulator treatment and related management. The method comprises the following steps: executing the plant growth regulator treatment to 3-4 a of cultivated pot culture seedling golden camellia with vigorous growth and 2 a of cuttage or grafting pot culture golden camellia, applying 100-350 mg/L of paclobutrazol water solution to the root of the pot culture golden camellia for 2-3 times in late March, keeping the suitable illumination in a seedling greenhouse and executing the normal water and fertilizer management, and enabling the golden camellia to grow flower buds and flower normally in the current year. Compared with the common cultivated seedling golden camellia with the same seedling age and without any accelerating flowering measures, the flowering period of the seedling golden camellia is improved by 3-5 a; and compared with the common cultivated cuttage or grafting golden camellia with the same seedling age and without any accelerating flowering measures, the flowering period of the cuttage or grafting golden camellia is improved by 0.5-1 a. The cultivation period is shortened, the cultivation cost is reduced, and the method has the better economic benefit and social benefit.

The invention relates to cotton flowering locus T GhFT and a vector, a construction body, a cell and polypeptide thereof, in particular to cotton flowering locus T and application thereof. In the invention, the flowering locus T GhFT1 of upland cotton mainly cultivated in Xinjiang is cloned, and the adjustment effect of the gene on the flowering of plants is researched. The invention also relatesto a vector, a host cell and a plant which comprise the gene. Due to the adoption of the gene, the flowering time of the plant can be advanced or the shape and the property of the plant can be improved.

The invention relates to the technical field of plant cultivation, in particular to a light environment regulation and control method for promoting growth of cucumbers. The light environment regulation and control method for promoting growth of the cucumbers in each growth period comprises the step of providing an artificial light source for growing cucumber seedlings so as to promote the growth of the cucumber seedlings. The light environment regulation and control method for promoting growth of the cucumbers in each growth period has the beneficial effects that light environment parameters suitable for the growth of the cucumbers are regulated in the growth process of the cucumbers in the growth periods, an optimal light supplementing scheme is provided for plants, the whole growth period from sowing germination to fruiting harvesting of the cucumbers is covered, the light energy absorption rate and utilization rate of the cucumbers are improved, electric energy is promoted to be converted into biochemical energy of cucumbers, the seedling strengthening rate and disease resistance of cucumber seedlings in winter or in a light-deficient environment are improved, early flowering is promoted, and the yield and quality of the cucumbers are improved.

The invention discloses application of genes in the oilseed rape NF-YB gene family, particularly application of five genes in the oilseed rape NF-YB gene family, namely BnNF-YB2, BnNF-YB3, BnNF-YB4, BnNF-YB5 and BnNF-YB6, in promoting precocious flowering of plants, increasing root elongation and improving plant stress resistance. Experimental research results show that the genes BnNF-YB2/3/4/5/6 participate in controlling the photoperiod and flowing time of the plants, all the genes can promote precocious flowering of Arabidopsis thaliana and play a control role in plant stress resistance approaches; overexpressed Arabidopsis thaliana has a higher root elongation than wild Arabidopsis thaliana; under salt and drought stress, compared with the wild Arabidopsis thaliana, the overexpressed Arabidopsis thaliana still has an increased root elongation; thus, certain theoretical basis is provided for the cultivation of novel varieties of salt-tolerant drought-tolerant oilseed rape.

The invention relates to a light source distribution method and light source parameters for promoting growth of tomato seedlings in winter or lack of light. An application of the method for promotingthe growth of the tomato seedlings in a plant factory includes the aspect of providing artificial light sources for the tomato seedlings during growth to promote the growth of the tomato seedlings. The method has the following beneficial effects: according to the application of the method for promoting the growth of the tomato seedlings in the plant factory, corresponding spectrums suitable for the growth stage are supplemented in the growth process of the tomato seedlings to provide the plant with the most suitable light supplement solution, the method covers the vegetative growth period of solanum lycopersicum from seeding to flower bud appearance, improves the absorption rate and utilization rate of the solanum lycopersicum to light energy, promotes the conversion of electrical energy into biochemical energy of the solanum lycopersicum, ensures the strong seedling rate of the tomato seedlings in winter or lack of light, promotes precocious flowering and improves quality of the seedlings.

The invention relates to a spiraea florescence control method, and belongs to the technical field of agriculture. The method comprises the following steps that S1) spiraea is planted in a greenhouse,and fertilized with phosphorus potassium from May to July each year in the amount of 5 to 10 kg per mu; S2) from September to October each year, the water content of soil in the greenhouse is controlled within 55-75%, and the greenhouse is sealed after water control; S3) leaves of the spiraea is sprayed with an ethephon solution and an abscisic acid solution till liquid is dropped from the leaves,and the greenhouse is closed for 7 to 10 days; S4) the greenhouse is opened for ventilation, through watering is carried out 1-2 days later, and a gibberellin solution is sprayed in the amount of 10-20L/mu; and S5) the temperature in the greenhouse is kept between 18 and 26 DEG C, and flowering is realized after 50-70 days. Thus, the spiraea can be flowered in advance, the florescence is prolonged, the quality and ornamental value of the spiraea are both improved, and the labor intensity is reduced.

The invention discloses a method for regulating and controlling flowering phase advance of michelia alba, belongs to the field of ornamental plant cultivation application, particularly relates to thefield of michelia alba flowering phase regulation and control, and aims to achieve the aim of how to flower the michelia alba in different periods in one year. The method comprises the following stepsof (1) selecting michelia alba plants and planting the michelia alba plants in a loose and breathable matrix before air temperature rises in spring; (2) applying balanced water-soluble fertilizer inthe post-flowering vegetative growth period of michelia alba from the last ten-day period of March to the middle ten-day period of April; (3) from the end of April to the last ten-day period of May, applying flower-promoting nutritional fertilizer hyponex No. 3; and (4) after flower bud differentiation is completed in early June, spraying a mixed solution of 6-benzyladenine and monopotassium phosphate to leaf surfaces for 2-3 times. According to the method, flower buds of the michelia alba are differentiated in advance, flower bud dormancy is broken, the michelia alba which should bloom in spring of the second year is promoted to bloom in summer of the current year, the flowering period is 7-8 months earlier than the normal flowering period, multi-season blooming of one year is achieved, and therefore the annual blooming viewing period of the michelia alba is prolonged.

The present invention relates to isolated DNA molecules that encode proteins or polypeptides which elicit a hypersensitive response in plants. One aspect of the present invention involves an isolated DNA molecule that encodes the HopPtoP protein of Pseudomonas syringae pv. tomato DC3000. The isolated DNA molecules can be used to impart disease resistance, stress resistance, and enhanced growth to plants or plants grown from treated seeds, to control insects on plants or plants grown from treated plant seeds, to impart post-harvest disease or desiccation resistance in fruits or vegetables, to impart enhanced longevity of fruit or vegetable ripeness, to impart desiccation resistance to cuttings of ornamental plants, and/or promote early flowering of ornamental plants, either by topical application of the proteins or polypeptides or transgenic expression in recombinant plants or plant seeds. Expression vectors, host cells, and transgenic plants which include the DNA molecules of the present invention are disclosed.

The invention relates to a method for promoting precocious flowering of chrysanthemum by utilizing curcumin. The method comprises the following steps: by taking germination strips at the roots of robust chrysanthemum cutting branches as explants, performing tissue culture to establish a single-bud strain material, carrying out subculture on the single-bud strain material, adding curcumin with final concentration of 100-400mu mol/l into the subculture medium after performing subculture for 2-3 generations, and continuously treating the chrysanthemum buds for 30-40 days, performing conventional rooting and seedling exercising after treatment, and transplanting in farmland and performing normal culture management. The method is simple to operate, obvious in effect (the blossoming time of chrysanthemum is 5-8 days earlier than before), the appreciation value of the chrysanthemum cannot be influenced, and the method is applicable to large-scale production.

The invention discloses a liquid bio-organic fertilizer and a preparation method thereof. The liquid bio-organic fertilizer consists of the following raw materials by mass: 2-8 parts of potato juice, 5-15 parts of a compound microbial agent, 0.2-1.5 parts of amino acid, 0.2-1.5 parts of trace elements, 6-15 parts of brown sugar and 60-120 parts of water. The organic fertilizer provided by the invention not only can improve soil properties and enhance soil fertility, but also saves energy, protects the environment, also enhances the metabolic function of plants, and increases photosynthesis.

The invention discloses a protein related to a plant flowering period as well as a coding gene and application of the protein. According to the technical scheme, the protein derived from soybeans is applied to regulation and control of plant flowering or shortening of the plant flowering period, the name of the protein is GmMASB1, and the protein can be the protein with the amino acid sequence being a sequence 2 in a sequence table. The gene GmMASB1 is cloned from the soybean variety Qihuang 34, and is over-expressed in arabidopsis thaliana to obtain a transgenic GmMASB1 plant, and the flowering period of the transgenic GmMASB1 plant is obviously earlier than that of a non-transgenic wild type, so that the GmMASB1 protein has a flowering promoting effect and can be applied to plant breeding or variety breeding.

The invention discloses a grafting method for red, white and yellow bean yews on arbor yews. The grafting method specifically comprises the following steps of selecting shoots, growing in the currentyear, of adult female red, white and yellow bean yews as scions, cutting the scions into sheets and forming grooves; selecting new branches of adult male arbor yews as rootstocks, cutting the rootstocks to form grooves matched with the scions; applying auxin, inserting the scions into the grooves of the rootstocks, using plastic wrap for wrapping, then using wet gauze for winding and wrapping, andfinally using binding bands for bundling; after cuts are healed and bud spores and young leaves grow out, removing the plastic wrap and performing certain post-treatment to obtain grafted red, whiteand yellow bean yews. By means of the method, the red bean yews, the white bean yews and the yellow bean yews are grafted on arbor yew trees so that not only can the ornamental value of the yew treesbe increased, the market potential of the yew trees is developed, but also excellent traits and plants can be reserved, blossom of the multi-color yew trees is accelerated, more fruits are obtained, the economic potential of the yew trees is improved, and the medicinal value of the yew trees is increased.

The invention discloses application of poplar glycosyl transferase gene PtGT1 in improving plant lignin content and promoting blossom. A nucleotide sequence of the glycosyl transferase gene PtGT1 is shown in an SEQIDNo.1 and is cloned from Chinese white poplar through RT-PCR technology. The application of poplar glycosyl transferase gene PtGT1 in improving plant lignin content and promoting blossom utilizes gene PtGT1 to construct plant over expression vector to perform plant transgene operation to obtain transgene plant. Detection shows that the lignin content of transgene plants is remarkably increased, and simultaneously plants are promoted to blossom earlier. Thus, by means of the application of poplar glycosyl transferase gene PtGT1 in improving plant lignin content and promoting blossom, novel plants can be created, and requirements of industrial and agricultural production can be well met.

The invention discloses a method for improving a mini-pumpkin fruiting rate and a commodity rate. The method mainly comprises a first step of adopting zenggualing (triacontanol + ethephon) for processing when a plant has 2-4 true leaves and promoting female flower development; a second step of adjusting plant branching, forming dual vines, and forming a balanced nutrient distribution basis; a third step of smearing 2,4-D (2,4-dichlorphenoxyacetic acid) on the ovary at a flowering period, and guaranteeing percentage of setting fruit; a fourth step of performing foliar fertilizer and temperature and humidity regulation, and improving yield and commodity rate; a fifth step of performing accurate time harvesting in 28 d after flowering, and guaranteeing quality. Growth regulating substances are applied at key nodes for mini-pumpkin growth, cultivation measures after improvement are matched, a standard cultivation technology is formed, and the yield and commodity rate of mini-pumpkins can be remarkably improved.

The invention discloses a pitaya HuNIP6;1 gene for promoting precocious flowering of plants and an application thereof. The invention firstly provides the pitaya HuNIP6;1 gene for promoting precocious flowering of plants, and the nucleotide sequence of the gene is as shown in SEQ ID NO. 1. Through an agrobacterium-mediated arabidopsis genetic transformation method, the function of the gene for regulating and controlling the flowering of the plant is verified, and the fact that the flowering time of a transgenic plant can be obviously earlier than that of a wild type by heterologous expression of the gene is found, so that the gene has the function of regulating and controlling the early flowering of the plant; when the gene is used for plant variety improvement, the harvest period of vegetables or fruits can be shortened, the yield and economic benefits are improved, and germplasm resources are provided for enriching and balancing the crop market in China.

The invention discloses an AsFUL gene and protein capable of accelerating a plant to bloom, and application of the AsFUL gene and protein, and belongs to the plant genetic engineering field. The AsFULgene is provided with a nucleotide sequence disclosed by SEQ ID NO.8. The AsFUL protein is provided with an amino acid sequence disclosed by SEQ ID NO.9. The invention also discloses application of the AsFUL gene, a carrier containing the gene and the protein in acceleration of blooming of the plant, and a method for accelerating the plant to bloom by the AsFUL gene, the carrier containing the gene and the protein. By use of the AsFUL gene and protein, the plant can be obviously accelerated to bloom, and therefore, the AsFUL gene and protein has an obvious theoretical research and economic application value on an aspect of improving the sexual propagation of the plant, especially Allium sativum L.

The invention provides a high-yield planting method for camellia oleifera. The method includes the steps that the camellia oleifera is planted and cultivated in soaked red clay formed by a red soil, a yellow soil and limestone, a horizontal ladder strip used for planting camellia oleifera trees is dug toward the inside of a mountain body in each camellia oleifera planting region, a drainage gap is formed into an inverted Y shape between the adjacent camellia oleifera trees, biological fences are planted on a side slope between adjacent camellia oleifera and used for preventing water and soil loss, and green manure is applied or commercial crops are planted between the biological fences and between the camellia oleifera tree rows in the camellia oleifera planting regions. By cultivating land choosing, forest planting, soil preparation, afforestation and water-and-soil-loss prevention, camellia oleifera blooms early and has a high fruiting rate, the yield and quality of camellia oleifera are improved, the input of chemical fertilizer is reduced, and the labor input is reduced.