22468 results about "Botany" patented technology

Provided in the present invention are a creation method and apparatus for a tea leaf disease recognition model, and a device and a storage medium. The creation method comprises: acquiring a plurality of images of tea leaves, and disease and insect pest information corresponding to each image; generating a tea leaf disease recognition model, wherein the tea leaf disease recognition model includes a MobileNetV3 model, an ultra-lightweight attention model and a fully connected layer; and on the basis of the plurality of images of tea leaves and the disease and insect pest information corresponding to each image, training the tea leaf disease recognition model. The tea leaf disease recognition model can automatically recognize tea leaf diseases and insect pests.

Herbicidally active 3-phenylisoxazoline-5-carboxamides of cyclopentenylcarboxylic acid derivativesThe invention relates to 3-phenylisoxazoline-5-carboxamides of cyclopentenylcarboxylic acid derivatives of the general formula (I) and their agrochemically acceptable saltsand to their use in the crop protection sector.

The invention discloses a corn germination image segmentation method based on an elite adaptive rime algorithm. Relates to the technical field of agricultural seed detection and image processing, in particular to the technical field of corn germination image segmentation based on an elite adaptive rime algorithm. According to the method, a dual-adaptive weight mechanism and an elite reselection strategy are introduced into a rime optimization algorithm, the convergence capability of the algorithm is enhanced, and multi-threshold segmentation is carried out on the corn kernel germination image in combination with the Kapur entropy. And the image segmentation precision is effectively improved. The method comprises the following steps: acquiring a corn germination image data set; drawing a two-dimensional histogram, and inputting the two-dimensional histogram into a Kapur entropy function to obtain an objective function fobj; an elite solution module is initialized; a dual-adaptive weight mechanism is added; a soft rime strategy and a hard rime strategy are improved; updating the elite solution after the rime search strategy module; and the target function fobj is input into a rime improvement algorithm, and an optimal threshold value is obtained.

The invention discloses talaromyces purpurogenus, a preparation method and application in prevention and treatment of corn stalk rot, and provides a novel strain, namely talaromyces purpurogenus Jnf41, greenhouse control effect experiments show that the talaromyces purpurogenus Jnf41 can inhibit the scab area and the scab length of the corn stalk rot in greenhouse control effect determination, and the talaromyces purpurogenus Jnf41 can be used for preventing and treating the corn stalk rot. Infection of the corn stalk rot can be effectively inhibited, pathogenic bacteria are not prone to generating drug resistance, green prevention and control are implemented in the prevention and control process, and the biological preparation for resisting the corn stalk rot is prepared and has important significance on green prevention and control of the corn stalk rot.

Provided are compositions for genome editing and site-directed integration in plants comprising microprojectile particles coated, treated of applied with a recombinant DNA construct comprising a sequence encoding one or more genome editing reagents for delivery to a mature embryo explant from dry seeds. Further provided are methods for genome editing and site-directed integration in at least one cell of a plant using the disclosed compositions, and plants, plant parts and seeds comprising an edited genome or site-directed integration, which are produced by the disclosed methods.

The present invention relates to a soybean transcription factor GmERF416 and a coding gene thereof, and a use thereof in regulating a plant yield and / or salt tolerance / alkali tolerance, and further relates to a method for cultivating plants having an increased yield and / or salt tolerance / saline-alkali tolerance, and prepared plants, such as soybeans, having an increased yield and / or salt tolerance / saline-alkali tolerance.

A wheat variety designated PMWH111720248, the plants and seeds of wheat variety PMWH111720248, methods for producing a wheat plant produced by crossing the variety PMWH111720248 with another wheat plant, and hybrid wheat seeds and plants produced by crossing the variety PMWH111720248 with another wheat line or plant, and the creation of variants by backcrossing, mutagenesis or transformation of variety PMWH111720248 are disclosed. Methods for producing other wheat varieties or breeding lines derived from wheat variety PMWH111720248 and to wheat varieties or breeding lines produced by those methods are also provided.

Present invention teaches the method of using a keratin hydrolysis peptide (“KHP”) solution to promote the growth of cotton under low light conditions. By selectively choosing specific weights of feathers and water, and treating the mixture to a high-temperature high-pressure hydrolysis process, the resulting solution is confirmed to contain at least 253 peptides and then apply to the cotton by leaf spray at seeding stage. Optionally, the KHP solution can be diluted by water, as disclosed in the specification, for infusing or leaf spraying.

Present invention teaches the method of using a keratin hydrolysis peptide (“KHP”) solution to enhance the yield and quality of tea leaves. By selectively choosing specific weights of feathers and water, and treating the mixture to a high-temperature high-pressure hydrolysis process, the resulting solution is confirmed to contain at least 253 peptides and then apply to the tea trees either by infusing to the soil or by leaf spray at certain growth stages. Optionally, the KHP solution can be diluted by water, as disclosed in the specification, for soil infusing or leaf spraying.

The invention belongs to the technical field of cell cryopreservation, and relates to a cryopreservation method based on ultrasonic ice planting. In the method, the nucleation temperature of ice planting is less than-9 DEG C, and the cooling rate from nucleation to icing is less than 5 DEG C / min. Compared with the prior art, the method has the advantages that the time required for cryopreservation of the cells is remarkably shortened, meanwhile, damage to the cells caused by ice crystals generated in the cooling process is reduced, and the problem that an existing cell cryopreservation cooling method cannot meet the nucleation and freezing uniformity of a cell solution in the cooling process is solved.

Present invention teaches the method of using a keratin hydrolysis peptide (“KHP”) solution to promote the growth of wheat plants under low light conditions. By selectively choosing specific weights of feathers and water, and treating the mixture to a high-temperature high-pressure hydrolysis process, the resulting solution is confirmed to contain at least 253 peptides and then spray to the wheat leaves at tillering stage. Optionally, the KHP solution can be diluted by water, as disclosed in the specification, for for spraying to leaf surface of wheat plants at tillering stage.

Present invention teaches the method of using a keratin hydrolysis peptide (“KHP”) solution to improve the quality and extend the freshness of lettuce plants / leaves. By selectively choosing specific weights of feathers and water, and treating the mixture to a high-temperature high-pressure hydrolysis process, the resulting solution is confirmed to contain at least 253 peptides and then infused to the soil in which the lettuces are planted; the solution can also be sprayed to the leaf surface of lettuce plants. Optionally, the KHP solution can be diluted by water, as disclosed in the specification, for infusing to the soil and for spraying to leaf surface of lettuce plants.

Present invention teaches the method of using a keratin hydrolysis peptide (“KHP”) solution to enhance lettuce plant's growth and production yield. By selectively choosing specific weights of feathers and water, and treating the mixture to a high-temperature high-pressure hydrolysis process, the resulting solution is confirmed to contain at least 253 peptides and then infused to the soil in which the lettuces are planted; the solution can also be sprayed to the leaf surface of lettuce plants. Optionally, the KHP solution can be diluted by water, as disclosed in the specification, for applying to the soil around the lettuce plants and for spraying to leaf surface of lettuce plants.

The invention discloses application of a TaLBD30 protein and a coding gene thereof in regulating and controlling a wheat plant type. The invention belongs to the technical field of biology, and particularly relates to application of TaLBD30 protein and a coding gene thereof to regulation and control of wheat plant types. The protein is any one of the following proteins: A1) a protein with an amino acid sequence as shown in SEQ ID No: 1; a2) a protein which is obtained by substitution and / or deletion and / or addition of amino acid residues on the protein of A1), has 80% or more of identity with the protein of A1) and has the same function as the protein of A1); a3) a fusion protein obtained by connecting a protein tag to the N terminal or / and the C terminal of A1) or A2). TaLBD30 is a transcription factor with transcription inhibition activity, and compared with a wild type, the TaLBD30 gene overexpression shows that after TaLBD30 overexpression, the wheat plant height and ear length are remarkably reduced.

The invention discloses application of TaMYB-7B and a coding gene thereof in regulation and control of wheat tiller number, and belongs to the technical field of gene engineering. The invention finds for the first time that the TaMYB-7B gene is a novel gene capable of simultaneously regulating and controlling the tillering number and grain traits of wheat. The TaMYB-7B gene is interfered, knocked out, silenced or mutated, so that the tiller number of a plant can be increased, the grain length is increased, the hundred-grain weight is increased, finally, the yield of a single wheat plant can be increased, and a foundation is laid for wheat yield improvement and character improvement.

Provided is the use of a protein derived from wheat and a biomaterial related thereto in increasing the yield per plant and grain protein content of a crop. The protein is designated as SWEET11, and may be a protein having an amino acid sequence as shown in sequence 9, sequence 6 or sequence 3 in the sequence listing. The wheat SWEET11 protein (TaSWEET11) is over-expressed in the Zhengmai 7698 wheat variety (nationally approved), and it is found that the over-expression of TaSWEET11 can significantly improve the thousand-grain weight of wheat grains and increase the yield. In addition, the over-expression of TaSWEET11 also increases the protein content in the wheat grain, significantly improving the grain quality while increasing the yield. The TaSWEET11 protein can be used for breeding and quality improvement of crops.

The invention discloses a formula for brewing fen-flavor liquor by replacing peas with mung beans and a brewing method, and relates to the field of liquor brewing, the fen-flavor liquor is composed of yeast and sorghum, the mass percentage of the sorghum to the yeast is 100: 20-25, the yeast comprises barley, peas and mung beans, and the yeast comprises, by mass, 58-65% of barley, 30-35% of peas and 5-10% of mung beans. The starch content of sorghum is not less than 70%. According to the formula for brewing the fen-flavor liquor by replacing peas with the mung beans and the brewing method, the mung beans are added, so that a liquor body is endowed with rounded and mellow taste experience while keeping the elegant and pure style of the traditional fen-flavor liquor; the special plant faint scent of the mung beans is also in delicate flavor synergy with vanillin and other substances of the pea source, so that the finished wine has the sensory characteristics of being clear but not light and mellow but not strong, the degree of dependence on high-price peas can be effectively reduced by introducing the mung bean raw material, and the raw material purchasing cost of per ton of wine is directly reduced.

The invention belongs to the field of molecular biology, and particularly relates to a transgenic soybean event LP207-1 and a detection method thereof. The invention provides a nucleic acid sequence for detecting a transgenic soybean event LP207-1, the nucleic acid sequence is selected from one or more of sequences SEQ ID NO: 1-7 or complementary sequences thereof, and the nucleic acid sequence is derived from a plant, a seed or a cell of the transgenic soybean event LP207-1. A representative sample of a seed of the transgenic soybean event LP207-1 is preserved in the China Center for Type Culture Collection on May 23, 2025, and the preservation number is CCTCC NO: P202516. The transgenic soybean event LP207-1 has good resistance to lepidoptera pests and can tolerate agricultural herbicides containing glyphosate and glufosinate-ammonium, economic loss caused by the lepidoptera pests can be avoided, and the yield is not reduced; and the breeding efficiency is enhanced, and the molecular marker can be used for tracking a breeding population and transgenic insertion fragments in offspring of the breeding population. The detection method provided by the invention can quickly, accurately and stably identify the existence of the plant material derived from the transgenic soybean event LP207-1.

The invention relates to the technical field of cosmetics, and provides a composition containing a dendrobium officinale enzymolysis extract, which is prepared from the following components in percentage by mass: 18 to 22 percent of dendrobium officinale enzymolysis extract, 9 to 11 percent of chitosan oligosaccharide, 6.5 to 7.5 percent of bionic moisturizing enhancer, 0.1 to 0.2 percent of sodium alginate, 0.05 to 0.15 percent of citric acid / sodium citrate buffer pair and 60.4 to 65.4 percent of solvent matrix. By combining low-temperature enzymolysis with a biological purification process, efficient extraction of dendrobium candidum polysaccharides and phenolic substances is realized, dendrophenol oxidation inactivation caused by high temperature can be effectively avoided, hydrochloric acid residues in chitosan oligosaccharide preparation are effectively removed, formula irritation is remarkably reduced, and the dendrobium candidum extract is more suitable for sensitive skin care; the components in the composition have a synergistic effect, the dendrobium officinale enzymolysis extract and the enzymolysis chitosan oligosaccharide form a composite moisturizing network, the moisturizing rate is remarkably increased, the oxidation resistance is remarkably improved, and the composition can be applied to products such as essence, masks and freeze-dried powder.

The invention belongs to the technical field of cosmetic production, and discloses an anti-wrinkle composition and a preparation method and application thereof as well as cosmetics, the anti-wrinkle composition comprises a flos magnoliae extract and an emblic leafflower fruit extract, and the mass ratio of the flos magnoliae extract to the emblic leafflower fruit extract is (0.1-8): (0.5-10); through the synergistic effect of flos magnoliae and fructus phyllanthi contained in the composition, the composition not only has good elastinase inhibition ability, but also has excellent antioxidant ability, so that the composition has good elastinase inhibition ability and good free radical scavenging ability, and further achieves good anti-wrinkle performance.

The invention discloses an SNP (Single Nucleotide Polymorphism) molecular marker related to thousand seed weight of wheat and application thereof, and belongs to the technical field of molecular marker breeding. The invention discloses a wheat thousand seed weight related SNP-783 site and application thereof, the SNP site corresponds to the 783rd basic group from the 5'tail end of a sequence shown in SEQ ID NO: 1, and when the site is C / C homozygous, the corresponding genotype is A, and when the site is C / C homozygous, the corresponding genotype is B; when the locus is T / T homozygous, the corresponding genotype is B, and the thousand seed weight of the wheat with the homozygous genotype A is greater than or candidate greater than that of the wheat with the homozygous genotype B. The SNP has high effectiveness and potential application value, wheat with high thousand seed weight can be found by detecting the SNP, and the SNP has important value in research or application of cultivation of high-yield wheat varieties.

The invention belongs to the technical field of light polarization analysis, and discloses a method for determining the sex of an embryo in an egg based on polarization image recognition. Comprising the following steps: acquiring a transmitted spectrum image sequence of a hatching egg to be detected at a plurality of polarization angles, wherein the transmitted spectrum image sequence covers a transmitted spectrum image from visible light to a near-infrared band; extracting a polarization sensitive wave band set of the embryonic tissue according to the polarization state change characteristics of the embryo area in the transmitted spectrum image at different polarization angles; constructing an embryo gender characteristic spectrum based on the polarization degree distribution difference and the spatial texture characteristics of each wave band in the polarization sensitive wave band set; determining an optimal wave band combination for sex determination by analyzing the relevance between a polarization anisotropy index of a specific wave band in the embryo sex characteristic spectrum and an embryo development stage; according to the polarization response mode corresponding to the optimal wave band combination, the sex of the embryo in the egg is judged, and the resource investment and the waiting cost are greatly reduced.

The invention relates to a multi-objective collaborative optimization hydroponic lettuce nutrient solution concentration time sequence dynamic regulation and control method. Compared with the prior art, the defect that an optimal nutrient solution concentration scheme needed by hydroponic crop time sequence dynamic growth interacting with the environment is difficult to determine is overcome. The method comprises the following steps: constructing a time sequence group photosynthetic rate prediction model and a time sequence group moisture utilization efficiency prediction model; constructing a multi-objective optimization model; solving a Pareto solution set of the multi-objective optimization model; constructing a nutrient solution concentration time sequence regulation and control model; dynamically regulating the concentration of the hydroponic lettuce nutrient solution in a time sequence. According to the method, a non-dominated sorting multi-target genetic algorithm is adopted to solve the multi-target problem of a time sequence group photosynthetic rate prediction model and a time sequence group water utilization efficiency prediction model, and an optimal balance regulation target value is obtained by combining a uniformly distributed population strategy, non-dominated sorting, crowding degree calculation, an elitist strategy and a population updating mechanism. The problem of dynamic regulation and control of the nutrient solution concentration for plant time sequence growth is effectively solved.

The invention provides a plant salt tolerance related transcription factor TaVOZ1 as well as a coding gene and application thereof, and belongs to the technical field of functional genes. The TaVOZ1 is related to plant salt tolerance and has an amino acid sequence as shown in SEQ ID No. 1, and a gene for coding the protein has a nucleotide sequence as shown in SEQ ID No. 2. The plant salt tolerance can be regulated by regulating the content or activity of the protein or the expression quantity of the gene, for example, when the gene is over-expressed, the plant salt tolerance is enhanced, and when the gene is knocked down, the salt tolerance is weakened. The TaVOZ1 disclosed by the invention can be combined with 5 '-CTTCT-3'or a reverse complementary sequence 5'-AAGAAG-3 'in a downstream target gene promoter to activate the expression of a stress response gene so as to improve the salt tolerance of a plant, so that the TaVOZ1 can be used for culturing a salt-tolerant wheat variety.

The invention discloses a wheat and corn triangular final singling interplanting close planting method and a seeder, the seeder comprises a traction frame, land wheels and seeding monomers, the seeding monomers perform small double-row triangular final singling mode seeding during seeding, at least two seeding monomers are arranged on the traction frame side by side through a four-bar linkage, the land wheels are connected with the traction frame through a connecting frame, and the land wheels are connected with the traction frame through a connecting frame. The land wheel is linked with a transmission through a transmission mechanism, the transmission drives the seeding monomers to synchronously rotate through a driving mechanism to realize seeding operation, and the distance between the seeding monomers is matched with a corn interplanting area reserved during wheat planting and seeding; the wheat and corn interplanting method is improved on the basis of existing wheat and corn interplanting, corn sowing is conducted in the reserved corn interplanting area in a small double-row triangular final singling sowing mode, the wheat and corn interplanting mode is optimized, the corn sowing density is increased, the interplanting land utilization rate is increased, and the yield is increased.

The invention discloses a YOLOv5-assisted vision-laser integrated efficient bird repelling method and device, and the method comprises the steps: obtaining the video stream data of a monitoring region in real time, inputting the video data into a multi-modal target detection model, extracting a key frame containing a target bird through the pre-trained multi-modal target detection model, and carrying out the recognition of the key frame, wherein the multi-modal target detection model is constructed by a YOLOv5 network structure; performing species feature analysis on the key frame; acquiring position coordinates after accurately identifying bird types; generating a dynamic control instruction based on the positioning data; the laser bird repelling module is driven to emit green light with the wavelength of 532 nm to optically repel birds; the system is integrated with a closed-loop feedback mechanism, and the bird repelling effect is verified through secondary image acquisition. The method can be applied to key fields such as airports, orchards, photovoltaic power plants and wind power plants, can also be expanded to the fields of ecological monitoring and agriculture, and has a good application prospect.

The invention relates to the technical field of germ detection, in particular to a method and a device for detecting response of corn to setosphaeria turcica infection. The method comprises the following steps: acquiring initial spectral reflectivity of corn leaves and environmental parameters of an environment where the corn leaves are located; the environment parameters comprise temperature, humidity and illumination; according to the growth characteristics of the corn leaves in different growth stages, extracting the initial spectral reflectance to obtain a key spectral reflectance; extracting the spatial-spectral characteristics of the key spectral reflectivity, and extracting the time sequence correlation characteristics of the environmental parameters and the key spectral reflectivity; generating a disease sensitive feature vector according to the space-spectrum feature and the time sequence correlation feature; according to the disease sensitive feature vector, determining the infection detection result of the corn leaves responding to the setosphaeria turcica.