22 results about "Floristics" patented technology

The application relates to the field of botany, and provides a compacted soil preparation device and a displacement and pressure calibration method thereof. The compacted soil preparation device has two working modes of hammering and static pressure, and comprises a supporting frame, a clamping mechanism, an automatic controller, a hammering mechanism and a static pressure mechanism. The clamping mechanism is arranged at the bottom of the supporting frame, a clamping bin is arranged in the clamping mechanism, the clamping bin is used for containing a culture box, and the automatic controller is signal-connected with the hammering mechanism and the static pressure mechanism respectively. The compacted soil can be prepared in the root box, two different compaction modes of hammering compaction and static force compaction are provided, the compaction conditions of the soil are simulated, and quantitative characterization is simultaneously performed, so that more controllable and accurate experimental conditions are provided for the research on the response of plant root systems to compacted soil, and the application is expected to promote the related research on crop growth environment optimization and agricultural production.

The application discloses a MAPK related protein for regulating flowering and fertility of plants, and belongs to the field of botany, and particularly relates to the application of a MAPK related protein for regulating flowering and fertility of plants.A method for regulating flowering and fertility of plants is provided, which comprises regulating the activity and / or content of a protein in a target plant, or / and regulating the expression amount of a gene coding the protein, so as to regulate the flowering and fertility of the plant, wherein the protein is a composition composed of a protein FvMAPK3 with an amino acid sequence of SEQ ID No.3 and a protein FvMAPK6 with an amino acid sequence of SEQ ID No.6.Experiments prove that reducing the expression of the two proteins FvMAPK3 and FvMAPK6 can regulate the flowering and fertility of strawberries, and has important theoretical significance for strawberry breeding.

The application relates to the technical field of botanical culture equipment, and discloses a botanical culture device with a separation culture function, which comprises a base, a fixed cylinder arranged above the base, a modular culture structure arranged on the outer wall of the fixed cylinder, a plurality of culture cylinders, a bottom cover arranged at the bottom end of the culture cylinder, a partition plate arranged between two adjacent culture cylinders, the partition plate being arranged on the outer wall of the fixed cylinder, and a connecting assembly arranged between the culture cylinder and the fixed cylinder. Through linkage design of a piston cylinder and a one-way valve in a cleaning mechanism, in combination with the spatial layout of a top scraping plate, a nozzle and a bottom scraping plate, three cleaning procedures of overall soil pushing out, high-pressure flushing and inner wall scraping are sequentially completed in one downward movement, integrated and rapid cleaning of the culture cylinder is realized, water source replenishment is automatically completed through reciprocating movement of the piston cylinder, and the cleaning efficiency and cleanliness are greatly improved.

The invention relates to the technical field of plant breeding, in particular to miRNA as well as a precursor gene and application thereof. The precursor gene comprises any one of the following: i) a nucleotide sequence as shown in SEQ ID NO.1; and ii) a nucleotide sequence which is obtained by adding, replacing or deleting one or more nucleotides from the nucleotide sequence shown in i) and is used for processing the same miRNA. The application comprises regulation and control of growth stage transformation or flowering induction of plants. According to the present invention, the novel miRNA and the precursor gene thereof, and the correlation between the miRNA and the plant growth stage transformation and the flowering induction are found through the research, the expression level of the miRNA or the precursor gene thereof in the plant is improved through the genetic engineering, the breeding or the botany means so as to promote the early flowering of the plant, such that the important application value in the plant breeding field is provided.

The application discloses a kind of single particle alfalfa and yellow flower carum seed rapid identification method, it is related to agricultural detection technical field.The method includes the following steps: S1, the single grass seed after surface disinfection is immersed, and the seed soaking liquid is obtained;S2, the seed soaking liquid is injected into mass spectrometer instrument system, test and record mass spectrum data;S3, the mass spectrum data is peak alignment, and the characteristic extraction of high-dimensional mass spectrum data is carried out, and mass spectrum fingerprint is constructed.The application is based on mass spectrum analysis means fast acquisition single grass seed water phase seed soaking liquid under the mass spectrum of positive / negative ion mass spectrum acquisition mode, using principal component analysis and other data analysis algorithms extract the characteristic mass spectrum peak (m / z) of target sample, accurately identify the mass spectrum fingerprint of species germination metabolic process, under the premise of not damaging the botanical function of grass seed, maximum degree reduces the disturbance to grass seed germination process, realizes the rapid identification of single particle alfalfa and yellow flower carum grass seed.

The application provides a method for ecological restoration of a degenerated alpine meadow of Stellera chamaejasme, and the method is as follows: arranging a sunshade net to inhibit photosynthesis of Stellera chamaejasme, improve photosynthesis of constructive species with low light saturation point, and reduce water evaporation on the ground, so as to create favorable competition conditions for shallow-rooted constructive species; removing seeds before fruit drop through fruiting cutting to prevent sexual reproduction and spread of Stellera chamaejasme; mixing annual and perennial plants to form a competitive relationship with Stellera chamaejasme for light and water resources, and to attack Stellera chamaejasme from top and bottom; and appropriately rotating grazing to moderately interfere with the ecological system and maintain stability of the ecological system, so as to achieve the purpose of restoration of the alpine meadow. The method is based on the botanical characteristics of Stellera chamaejasme, does not introduce exogenous chemical toxic substances in the implementation process, and has low implementation cost, so it is hopeful to be applied on a large scale in restoration of the degenerated alpine meadow of Stellera chamaejasme.

The invention discloses a virtual plant modeling method and device, electronic equipment, a medium and a product, and is applied to the technical field of digital modeling. The method comprises the steps of obtaining a plant name of a to-be-generated virtual plant in response to a first input operation; determining matched vegetation morphological parameters of the plant name in a preset botanical knowledge base, wherein the vegetation morphological parameters are used for representing three-dimensional morphological characteristics of the virtual plant; determining the value of each vegetation morphological parameter, and performing parameter mapping on each vegetation morphological parameter to generate an initial model file, the initial model file comprising initial model parameters for generating a three-dimensional model of a virtual plant; and generating a three-dimensional model of the virtual plant based on the initial model file. Therefore, the modeling threshold can be reduced, the modeling efficiency of the virtual plant is greatly improved while the modeling reasonability is guaranteed, and the project development progress is effectively improved.

The invention discloses a community level grassland plant competition intensity calculation method, and belongs to the technical field of botany. According to the method, the problem that the existing method is lack of calculating the competitive strength of the plants on the community level is solved, the relative coverage and the relative height of the species in each investigation quadrat are calculated by acquiring the coverage and height data of each plant species in the grassland plant community in the target area, and then the potential growth coverage and the potential growth height are calculated, so that the competitive strength of the plants is calculated. And finally obtaining the plant competitive strength. Therefore, the limitation that a traditional method only pays attention to the competition relation of a single species or a few species is broken through, and the actual influence of competition on species growth can be accurately reflected; by introducing the historical data and the preset threshold value, the community can be more accurately divided into the high-competition area and the low-competition area, and the competition driving factors of different areas are identified, so that a more targeted strategy is provided for grassland management, and the stability and biodiversity of a grassland ecosystem can be effectively improved.

The present application belongs to the field of botany and genetic engineering technology, and more particularly, the present application relates to the application of rice miR5513 in the resistance of rice to brown planthopper; the present application down-regulates or knocks out the expression of miR5513 or its precursor in rice susceptible to pests based on target mimicry and CRISPR / Csa9 technology, thereby enhancing the resistance of rice to brown planthopper; compared with traditional chemical control, improving the resistance of crops through genetic engineering is a more environmentally friendly and sustainable solution. It reduces the amount and frequency of pesticide use, reduces environmental pollution and damage to the ecosystem, and the research results of the present application have reference significance for the study of gene molecular function and breeding.

An additive for preservation of cell, tissue and / or food useful for, among other applications, increasing the shelf life of foods and providing greater food safety, and the use of a synthetic peptide for preparing the additive. The additive provides substantial fruit preservation upon a single application, providing for the treatment of plants or food to prevent the occurrence of pests such as bacteria or fungi, such as, for example, those related to fruit rot. The additive provides substantial preservation of flowers or inflorescences upon a single application, providing an alternative against rapid wilting, rot or fungal growth associated with the storage, transport and / or medicinal processing of flowers or inflorescences of phytochemical interest. The additive provides substantial preservation of the metabolic state of sprouts or seedlings, and slows down the seed germination process, thus being useful for synchronizing germination, adjusting time of planting or germination, among other agronomic or botanical advantages.

The invention provides a high-quality and high-efficiency slicing method for plant tissues, agarose gel embedding is combined with a full-automatic vibration slicing technology, the agarose gel embedding can better retain a tissue structure and a fluorescence signal, and the method is suitable for in-situ observation of GUS or GFP; by means of the full-automatic vibration slicing technology, the slicing time is remarkably shortened, the operation efficiency is improved, and high-definition pictures can be completed within 0.5-1 h; the method is suitable for various plant tissue types, especially tissues with high water content, thick tissues and tissues needing to retain fluorescence signals, and has important significance on botany research, gene expression analysis, in-situ observation and the like.

The application discloses miR5513 for regulating plant seed grain shape and sheath blight resistance and application thereof, and relates to the technical field of botany and gene engineering. The application provides miR5513 and / or a precursor thereof capable of regulating the seed grain shape and sheath blight resistance of a plant in the family Poaceae, and by regulating (for example, down-regulating / knocking out) the expression of the miRNA or the precursor thereof, the seed grain length and width can be increased, and the seed yield of the plant in the family Poaceae is improved; the sheath blight resistance of the plant in the family Poaceae is also improved; and the application has a very wide application prospect in the cultivation of the transgenic plant in the family Poaceae.

The application belongs to the technical field of automatic detection, and particularly relates to a soybean hybrid plant automatic detection method and system based on botanical morphological characteristics, which comprises data acquisition, extraction of pixel-level contours of soybean leaflets and flowers and phenotype categories; construction of leaf vein direction vectors and calculation of geometric parameters based on morphological characteristics by using the pixel-level contours; completion of preliminary grouping of the leaflets; weighted calculation of comprehensive leaf types based on the classification confidence of each leaflet in the preliminary grouping, verification of whether there are abnormal leaflets with conflicting phenotype characteristics in the preliminary grouping by using the comprehensive leaf types, and correction of the abnormal leaflets; and judgment of the soybean hybrid plants by comparing the standard feature library of the target breeding variety with the soybean hybrid plants by using the dual-trait cross verification mechanism of the comprehensive leaf types and flower colors. The application overcomes the vulnerability of single morphological characteristics to environmental stress interference, and realizes high-precision screening of field soybean hybrid plants with high robustness and low misjudgment rate without increasing the cost of three-dimensional hardware.

The invention relates to the technical field of forest tree genetic breeding, in particular to a method for rapidly screening powdery mildew-resistant hevea brasiliensis germplasm resources in a large scale in a field. Comprising the following steps: S1, selecting nursery stocks with 3-4 leaves and stable and healthy top leaves as observation and identification nursery stocks; s2, by taking a single plant or a divided plant as a unit, selecting, observing and identifying a second fluffy leaf of the nursery stock from top to bottom as an observation object, and observing the leaf color, the leaf surface smoothness, the number of large petioles and the length of small petioles; and S3, taking the rubber tree which simultaneously meets botanical characteristic indexes and has dark green leaf color, smooth leaf surface, small number of large petioles and short small petioles as the hevea brasiliensis germplasm resource with strong powdery mildew resistance. The method can solve the problem that existing rubber tree powdery mildew prevention germplasm resources are deficient, and therefore a foundation is laid for accelerating the rubber tree powdery mildew prevention high-yield variety breeding process.

The invention relates to the technical field of plant tissue culture, in particular to a botanical experiment tissue culture device which comprises a waste liquid collecting circular groove, a circular protective shell is fixedly connected to the top surface of the waste liquid collecting circular groove, an annular sliding groove is fixedly connected to the inner wall of the circular protective shell, and a placing circular plate is slidably connected to the circular protective shell through the annular sliding groove; the top surface of the placing circular plate is fixedly connected with three incubators arranged in a circumferential array form, the middle of the top surface of the placing circular plate is rotatably connected with a driving rod, the top end of the driving rod is coaxially and fixedly connected with a reciprocating threaded rod, the two ends of the reciprocating threaded rod are coaxially and fixedly connected with baffles, and the top end of the reciprocating threaded rod is coaxially and fixedly connected with a rotating rod; and the other end of the rotating rod is rotationally connected to the inner top surface of the circular protective shell. According to the tissue culture device for botanical experiments, culture device cleaning and automatic culture liquid adding can be completed, and the risk that cultures are exposed to unclean air is reduced due to the fact that the whole process is completed in the device.

The present invention relates to the fields of biotechnology, phytochemistry and food technology and provides an additive for preserving cells, tissues and / or food, and the use of synthetic peptides for the preparation of said additive. The present invention can be used, among other applications, for extending the shelf life of food and providing higher food safety. In one embodiment, the additive of the present invention provides substantial preservation of fruits by a single application of the additive, providing treatment of plants or food to prevent the appearance of harmful organisms such as bacteria or fungi, for example those associated with the rotting of fruits, including strawberries, Xylella fastidiosa in coffee plants and orange groves. In one embodiment, the additive of the present invention provides substantial preservation of flowers or inflorescences by a single application of the additive, providing an alternative to the rapid wilting, rotting or appearance of fungi associated with the storage, transport and / or pharmaceutical processing of flowers or inflorescences with phytochemical value, including Gerbera, industrial cannabis (Cannabis), among others. In one embodiment, when the additive is applied, in addition to delaying the germination process, the additive of the present invention also provides substantial preservation of the metabolic state of the sprouts or seedlings and can therefore be used to synchronize germination and adjust the time of planting or germination, as well as other agronomic or botanical advantages.

A new and distinct cultivar of Seashore Paspalum plant, botanically known as Paspalum vaginatum Swartz, named ‘UGP 73’, characterized by its excellent turf quality, excellent turf color, superior drought tolerance, superior salt tolerance and better tolerance to shade than other Paspalum vaginatum cultivars.

A new and distinct cultivar of Seashore Paspalum plant, botanically known as Paspalum vaginatum Swartz, named ‘UGP 73’, characterized by its excellent turf quality, excellent turf color, superior drought tolerance, and superior salt tolerance.

The application discloses application of an MLP328 gene and belongs to the field of botany and biotechnology. The applicant finds that the insect resistance, chlorophyll content and photosynthetic rate of a plant with overexpressed MLP328 gene are significantly improved, indicating that the MLP328 gene is a gene for simultaneously regulating the insect resistance, photosynthetic rate and chlorophyll content of a plant. The application provides a key gene resource for synergistically regulating the insect resistance and photosynthetic capacity of a plant.

The application belongs to the technical field of automatic detection, and particularly relates to a soybean hybrid plant automatic detection method and system based on botanical morphological characteristics, which comprises data acquisition, extraction of pixel-level contours of soybean leaflets and flowers and phenotype categories; construction of leaf vein direction vectors and calculation of geometric parameters based on morphological characteristics by using the pixel-level contours; completion of preliminary grouping of the leaflets; weighted calculation of comprehensive leaf types based on the classification confidence of each leaflet in the preliminary grouping, verification of whether there are abnormal leaflets with conflicting phenotype characteristics in the preliminary grouping by using the comprehensive leaf types, and correction of the abnormal leaflets; and judgment of the soybean hybrid plants by comparing the standard feature library of the target breeding variety with the soybean hybrid plants by using the dual-trait cross verification mechanism of the comprehensive leaf types and flower colors. The application overcomes the vulnerability of single morphological characteristics to environmental stress interference, and realizes high-precision screening of field soybean hybrid plants with high robustness and low misjudgment rate without increasing the cost of three-dimensional hardware.

The invention relates to the technical field of botanical microscopy and culture methods, in particular to a slide culture method for continuously observing fern spore development and application of the slide culture method. Comprising the following steps: (1) coating the center of a glass slide with a culture medium to form a thin-layer culture medium; (2) inoculating pteridium aquilinum spores on the surface of the thin-layer culture medium of the glass slide obtained in the step (1); (3) obliquely placing one end of the glass slide obtained in the step (2) in a culture dish to obtain a fern spore culture system; and (4) culturing the fern spore culture system in a culture box, and observing. According to the method, continuous, dynamic and lossless tracking observation can be carried out on the whole process from germination to gametophyte formation of the same batch of spores, and complete and accurate development time sequence data can be obtained. The system has been successfully applied to spore culture of various fern plants such as southern china fern, pyrrosia lingua and pyrrosia lingua, and shows wide species adaptability.

The utility model discloses a multifunctional toolbox suitable for the field, which comprises a box body, a plurality of partition areas arranged in the box body and used for storing tools in a classified manner; the separation areas and tools comprise an electronic portable scale separation area, an electronic portable scale, a large flat shear separation area, a large flat shear, an isolation line separation area, an isolation line, a steel tape separation area, a steel tape, an electric branch shear separation area, an electric branch shear and accessories of the electric branch shear. The utility model relates to an electric mower isolation area, an electric mower and accessories thereof, a measuring drill isolation area, a measuring drill, a labor protection isolation area, labor protection gloves and labor protection kneecaps. The tool box is not only suitable for botany teaching and scientific research activities, but also widely suitable for various scenes such as field investigation and ecological investigation, and provides comprehensive tool support for professionals and students.