251 results about "Poaceae" patented technology

Disclosed herein is use of miR528 in production and breeding of gramineous forage grasses. By down-regulating the expression and / or function of miR528, the present invention can significantly enhance the tillering and / or regeneration capacity of the gramineous forage grasses, which is conducive to the biomass accumulation of the gramineous forage grasses, and the breeding of new gramineous forage grass subspecies with enhanced tillering and / or regeneration capacity.

The invention relates to the technical field of agricultural intelligent equipment, in particular to intelligent monitoring and weeding equipment for gramineous weeds in a winter wheat field, and aims to solve the technical problem of high missing detection rate and false detection rate of a traditional visual identification method caused by similar forms of winter wheat and gramineous weeds in a seedling stage. The equipment comprises an autonomous mobile platform, a multi-mode sensing assembly, a data processing and decision-making unit and a targeted clearing execution mechanism. The multi-mode sensing assembly integrates a hyperspectral imaging module, a three-dimensional shape measurement module and a polarization characteristic analysis module, and pixel-level data registration is achieved in combination with the cooperative illumination system. The data processing unit performs high-confidence classification decision on the multi-source features through a hierarchical Bayesian fusion model; and the targeted clearing mechanism adopts a laser galvanometer system to carry out non-contact precise clearing on the identified weed growing points. Intelligent identification and efficient physical weeding of weeds in the winter wheat field are achieved, and the method has the advantages of being free of chemical residues and high in operation continuity.

The invention discloses a trans-boundary synthetic flora (SMC) for preventing and treating wheat stem rot as well as preparation and application of the trans-boundary synthetic flora. The synthetic bacterial flora is prepared by compounding Trichoderma harzianum T19 with the preservation number of CCTCC (China Center for Type Culture Collection) No: M 20251896, bacillus subtilis BS-Z15 with the preservation number of CCTCC No: M 20251892, two strains of growth promoting bacillus PM9 and PM16, and two strains of auxiliary bacillus S8 and S32 according to a specific proportion. Compared with an existing single antagonistic bacterial agent, the synthetic flora disclosed by the invention has the advantages that the bacteriostasis rate of the synthetic flora on Fusarium pseudograminearum under a non-sterile soil condition can reach 70% or above, and the disease index is reduced by 70.01%; meanwhile, the plant height of wheat is increased by 28.63%, the root length is increased by 24.53%, the fresh weight is increased by 181.21%, the dry weight is increased by 184.64%, the thousand seed weight is increased by 10.39%, and the rhizosphere microbial community structure and the soil enzyme activity are remarkably improved. The method can be used for green prevention and control and yield increase of basal stem rot of wheat and other gramineous crops.

The invention discloses a method for improving natural grassland by mixed sowing in the field of grassland plants, which comprises the following steps: step 1, fence grassland forbidding: fence grassland forbidding is carried out on the natural grassland to establish an experimental area, and a permeation mechanism is pre-buried in the experimental area and is used for adjusting the soil nutrient permeability; 2, mixed sowing and planting, wherein leguminous grass seeds and gramineous grass seeds are subjected to mixed sowing and planting in the experimental area according to a fixed proportion, and the sowing mode is regular hole sowing; in the ecological niche separation process, the mixed sowing grass seeds absorb and utilize different nutrients, and a proper fertilizer ratio is selected for fertilization according to different time. According to the method, the plant height of the mixed sowing grassland is measured, and when the plant heights of bean grains on the two sides of the permeation mechanism in the mixed sowing grassland are different, the permeation mechanism is adjusted to adjust multiple fertilizer nutrients to be at least in a fertilizer area, so that the fertilizer nutrients are uniformly distributed in mixed sowing grass seeds.

The application provides application of a TT2-SCT1 / SCT2-WR2 regulation channel in plant heat stress tolerance. The application first discloses a new signal channel involved in plant heat tolerance: a TT2-SCT1 / SCT2-WR2 signal channel; wherein, TT2 is a negative regulation factor for regulating the heat tolerance of plants or protecting (maintaining) the yield of plants in Gramineae under high temperature, SCT1 / SCT2 are also negative regulation factors for regulating the heat tolerance of plants or protecting (maintaining) the yield of plants in Gramineae under high temperature, and WR2 is a positive regulation factor for playing a role, which is beneficial to maintaining the homeostasis in plants. The application has important theoretical significance for genetic improvement of plant traits.

The invention discloses a method for improving the quality of cultivated land through mixed sowing of perennial beans, grasses and forage grass. The method comprises the steps that deep ploughing and soil turning are conducted, land leveling is conducted, and organic fertilizer is applied to serve as base fertilizer; the method comprises the following steps: determining a mixing ratio of leguminous forage grass to gramineous forage grass of 3: 7-1: 1, and carrying out mixing pretreatment on the two forage grass seeds, namely preparing a nano titanium dioxide solution containing various nutrients and trace elements, screening stress-resistant domesticated rhizobium, disinfecting, soaking, coating and the like; reasonably topdressing in the forage grass growth period; when the pasture grows to a specific stage, the pasture is cut for 2-3 times every year; after 3-5 years of continuous utilization, crop rotation is carried out, and deep ploughing and fertilization are carried out again. According to the seed mixing pretreatment mode, the operation process is simplified, the cost is reduced, balanced nutrition supply is guaranteed, synchronous germination of seeds and coordinated growth of seedlings are promoted, and the fertilizer utilization rate is increased. The screened adversity-resistant domesticated rhizobium enhances the stress resistance of mixed sowing grassland, improves the yield and quality of alfalfa, and further improves the overall quality of mixed sowing pasture.

This invention belongs to the field of pesticides, specifically relating to a binary herbicidal composition comprising a substituted pyrimidine formyl compound and its application. The binary herbicidal composition includes an effective amount of active ingredient A and active ingredient B, wherein active ingredient A is active ingredient B or is Cyclopyranil. This composition effectively controls various weeds, including grasses and broadleaf weeds, and features a broadened weed control spectrum, reduced application rate, synergistic effect, and the ability to combat resistant weeds.

The present application belongs to the field of pesticides, and particularly relates to a herbicidal composition containing a fused ring substituted aromatic compound and application thereof. The composition comprises a herbicidally effective amount of active ingredient A and active ingredient B, wherein the active ingredient A is or a salt / ester thereof; the active ingredient B is selected from one or more of the following compounds and salts / esters thereof: glyphosate, glufosinate-ammonium, glufosinate-P, paraquat, diquat, ACCase inhibitors, PPO inhibitors, etc. The composition can effectively control / eliminate grass weeds and broadleaf weeds, etc., and has the characteristics of expanding the herbicidal spectrum, reducing the application amount, being able to produce a synergistic effect and solving the problem of resistant weeds, etc.

The present application belongs to the technical field of forage grass seeding machinery, and more particularly to a bean-forage grass seed mixed sowing device with surrounding air blowing type seed sowing. The present application aims to provide a bean-forage grass seed mixed sowing device with surrounding air blowing type seed sowing. The device is not affected by the shape and size of the seeds, and can mix and sow the seeds of multi-morphology forage grasses such as legumes and gramineae in the same row, and has good adaptability. The device can realize the smooth and orderly migration of legume and gramineae forage grass seeds in the tube, and improve the consistency of the sowing amount of each row and the uniformity in the row during the mixed sowing process. A bean-forage grass seed mixed sowing device with surrounding air blowing type seed sowing, characterized in that the device comprises a rack (1), a seed supply device (2) and a surrounding air blowing type seed sowing device (3).

The invention provides a strain of Princisteria sp. ZJUHULYT1 and application thereof in prevention and treatment of Meloidogyne miscaceae, and belongs to the technical field of biological prevention and treatment of Meloidogyne miscaceae, the Princisteria sp. ZJUHULYT1 is preserved in the China Center for Type Culture Collection (CCTCC), and the preservation number is CCTCC NO: M 20251173. The invention further provides a preparation method of the Princisteria sp. ZJUHULYT1 and application of the Princisteria sp. ZJUHULYT1. Although the Princisteria sp. ZJUHULYT1 disclosed by the invention has no direct lethal effect on the gramineous meloidogyne, when the Princisteria sp. ZJUHULYT1 acts on the roots of rice, the number of rice root knots can be remarkably reduced, and invasion of the gramineous meloidogyne can be remarkably inhibited. According to the present invention, the rice root system can be promoted to defend the synthesis of related hormones, the content of 12-oxo-plant dienoic acid (OPDA) and abscisic acid (ABA) in the rice root system can be increased, and the effect of inhibiting the infection of Gramineae Meloidogyne by increasing the hormone content of the rice root can be achieved.

The invention discloses a compound herbicide, which comprises the following effective active components: halauxifen-methyl, florasulam and dichloro clomazone in a mass ratio of (1-2): (1-2): (20-40). According to the compound herbicide, through the synergistic effect of the three active ingredients, the weeding spectrum is remarkably expanded, broadleaf weeds and grassy weeds in a wheat field can be effectively prevented and removed, and compared with a single agent or a binary compound agent, the dosage of the effective ingredients can be reduced, pesticide residues and environmental risks can be reduced, meanwhile, generation of drug resistance of the weeds is delayed, and the weed resistance is reduced. The green weeding requirement of modern agriculture is met.

The invention relates to the technical field of pesticide compounding, in particular to a dichloro clomazone and isoproturon weeding composition and a preparation method and application thereof.The preparation method comprises the steps that an isoproturon raw medicine, a dispersing agent, a wetting agent and water are mixed, pre-dispersed and sanded till D90 is smaller than or equal to 5 micrometers, and fine isoproturon slurry is prepared; and mixing a dichloroclomazone raw medicine, the fine slurry and other auxiliary agents, homogenizing, adjusting the pH value, and filtering. The method effectively solves the problem of preparation instability caused by a conventional blending process. The composition disclosed by the invention has a synergistic effect on gramineae and broadleaf weeds such as alopecurus aequalis, beckmannia syzigachne and descurainia sophia in wheat fields, and is excellent in control effect and convenient to use.

The invention relates to the technical field of homology of medicine and food, and particularly discloses a gramineous or leguminous plant bud body and a desprouted grain as well as a preparation method and application thereof. The preparation method comprises the following steps: taking seeds with buds, and separating seed bodies from bud parts to obtain germinated grains and buds; the bud bodies and the sprouted grains can be used for preparing medicines or foods with corresponding effects, so that the blank of the traditional sprouting processing technology is filled, precise utilization in different parts is realized, and the curative effect is definite.

The invention provides a weeding composition containing quizalofop-p-ethyl and bispyribac-sodium, the mass ratio of quizalofop-p-ethyl to bispyribac-sodium is (1-6): (1-10), and auxiliary agents such as an emulsifier, a dispersing agent, a stabilizer, a thickening agent, vegetable oil and deionized water are added to prepare a dispersible oil suspending agent. By utilizing different action mechanisms of quizalofop-p-ethyl and bispyribac-sodium, the composition is compounded and used for non-transgenic ACCase and ALS inhibitor resistant rice, can effectively kill difficult-to-prevent gramineous weeds such as rice, barnyard grass and leersia oryzae in a rice field and annual weeds such as cyperus iria and monochoria vaginalis, and has a remarkable effect.

The present invention provides a method for detecting fungal DNA in a turf grass sample with a loop-mediated isothermal amplification (LAMP) assay which contains primers for fungal DNA of at least one turf pathogenic fungi selected from Sclerotinia homoeocarpa, Rhizoctonia solani spp., Pythium aphanidermatum, Gaeumannomyces graminis spp., Microdochium nivale spp., Magnaporthe poae, Colletotrichum graminicola, Colletotrichum cereale and Pythium ultimum var. ultimum, comprising: subjecting the turf sample to a LAMP reaction wherein the LAMP reaction uses a primer set of four or more nucleic acid sequences with each primer in the set having from 15 to 50 nucleic acids The primers useful in the present method are selected from specifically selected internal transcribed spacer regions or genes of the target fungi to provide improved assay results.

The invention provides a gramineous crop disease classification method based on a multi-scale feature and label smoothing strategy, and relates to the technical field of crop disease identification, and the method comprises the steps: obtaining gramineous crop image data; carrying out enhancement processing on the gramineous crop image data by utilizing an ROI (Region of Interest) guide strategy based on scab region enhancement and color jitter contrast constraint to obtain enhanced image data; constructing a multi-scale deep network model based on multi-scale feature fusion; training the multi-scale deep network model by using a label smoothing strategy to obtain a trained multi-scale deep network model; and analyzing the gramineous crop image data by using the trained multi-scale deep network model to obtain a gramineous crop disease classification prediction result, thereby completing classification of gramineous crop diseases. According to the method, the problems of low structural efficiency, low classification precision and unstable training of gramineous crop disease image classification are solved.

The utility model relates to a high-efficiency and high-activity collecting device for field pollen, which comprises a collecting bin, a cooling bin and collecting cloth, and one end of the collecting cloth penetrates through the collecting bin, extends into the cooling bin and is wound on a cloth winding roller; the collecting cloth located in the collecting bin is separated on the pollen conveying channel of the collecting bin and used for intercepting the sucked pollen and conveying the pollen into the cooling bin to be rolled and stored. The device can be widely applied to mechanical collection and storage of pollen of gramineous crops or crops needing artificial supplementary pollination, pollen collection efficiency is improved, pollen vitality and pollination setting rate can be guaranteed to a greater extent, and requirements of large-scale production of crop hybrids for pollen are met.

The application provides a polypeptide, a plant immune elicitor and application thereof. The polypeptide has 10 or 11 amino acid residues; the amino acid at the first position of the polypeptide is serine, and the amino acids at the 9th and 10th positions are both cysteine; if the polypeptide has 11 amino acid residues, the amino acid at the 11th position of the polypeptide is asparagine. The polypeptide can solve the problem that there is no small peptide secreted by gramineae plants in the prior art, and is suitable for the field of plant immune elicitors.

This invention provides EsPTI2 The application of genes in regulating plant leaf number falls under the field of biotechnology. This invention is the first to discover that overexpression of genes in plants... EsPTI2 The gene can increase the number of leaves in rice and wheat, promote the synthesis of more carbohydrates and other nutrients, provide support for plant growth and development, and thus help biomass accumulation and yield increase. It fills the technical gap in high-yield plant type improvement of this species, provides a theoretical basis and technical reference for molecular design breeding of other grass forage grasses, and promotes the upgrading of forage grass breeding from traditional phenotypic selection to precision molecular breeding.

The invention belongs to the field of pesticides, and particularly relates to a botanical weeding composition which comprises an active component A and an active component B, the active component A is paeonol or artesunate, the active component B is 7-ethyl camptothecin, and the mass ratio of the active component A to the active component B is (1: 10)-(10: 1). The botanical herbicidal composition has excellent herbicidal activity on barnyard grass, nutgrass flatsedge and sticktight due to the synergistic effect of the two components, and can be directly developed into a botanical herbicidal active component composition for preventing and controlling gramineae, nutgrass flatsedge and broadleaf weeds in farmland.

This invention provides a ternary herbicidal composition containing an ALS enzyme inhibitor and its application. The herbicide composition comprises three active ingredients: active ingredient A is pyrimisulfuron and its salt; active ingredient B is quinclorac acid and its salt; and active ingredient C is selected from one of clopyralid, triclopyralid, clopyralidic acid, fluorochloropyralidic acid and its salts and esters. The weight ratio of each active ingredient is 1:(1-50):(1-50), and the total weight percentage of the active ingredients in the herbicidal composition is 1-80%. This ternary herbicidal composition can be used to control various grass weeds, broadleaf weeds, and sedge weeds in warm-season lawns. It has a significant synergistic effect compared to single-component herbicides, improving control efficacy, especially against pyrimisulfuron-methyl weeds. Furthermore, it also has good control efficacy against older weeds, with a long-lasting effect and high safety.

A method of enhancing grain yield of a Gramineae plant is provided. The method comprises:(a) crossing a recipient plant with a donor plant comprising a sequence variation in a TPR allele, said sequence variation imparting enhanced grain yield; and(b) selecting a progeny plant of said crossing comprising said sequence variation by identifying said variation, said progeny plant being characterized by an improved grain yield relative to said recipient plant. Also provided are plants and processed products resultant of the method.

The invention discloses application of TaWOX5 in improvement of wheat yield and lodging resistance. The invention provides application of the TaWOX5 protein or related biological materials thereof in the following steps: increasing the crop yield; the lodging resistance of crops is improved; the TaWOX5 protein is a protein as shown in SEQ ID No.1 (Sequence Identifier Number 1). Broad-spectrum high expression of TaWOX5 in wheat can improve the yield and lodging resistance of wheat. The obvious influence of TaWOX5 on the mechanical strength and grain shape of stalks shows that the gene has great breeding value and can be applied to high-yield and stable-yield breeding of wheat and other gramineous crops.

1. Name of the product in this design: Conveying primary threshing roller. 2. Purpose of this design: This design is used to assist in the feeding of gramineous crops and the initial threshing of gramineous crops by installing it in the feed hopper of a threshing device. 3. The key design feature of this product is its shape. 4. The image or photograph that best illustrates the key design points: Design 1 3D view. 5. Design 1 is designated as the basic design.

This invention relates to the field of pesticide technology, and discloses a pyridine diamide derivative, its preparation method, and its application. The derivative has the structure shown in Formula I. Compared with the prior art, this invention provides a novel pyridine diamide derivative with high crop growth-promoting activity, especially significant effects on gramineous crops, and has excellent market application prospects.

The application discloses a method and system for screening gramineous forage seeds based on image recognition, and particularly relates to the field of computer vision image segmentation technology, and is used to solve the problem that the existing method is difficult to accurately segment the shape of the long and thin, boundary blurred and adhered gramineous forage seeds; the method comprises the following steps: acquiring a seed image and identifying an adhered area, constructing a central axis topology graph and an energy distribution graph of the adhered area, identifying a conflict node in the central axis topology graph and finding a minimum energy path, screening a path endpoint, which is orthogonal to the direction of the central axis branch, as a primary contact point, guiding contour evolution with the primary contact point and determining a topological splitting critical point as a final contact point, and generating a segmentation line according to the final contact point to complete instance segmentation, so that the adhered seeds can be accurately separated and the individual morphological integrity is maintained, and a reliable foundation is provided for subsequent accurate classification of the seeds.

The invention discloses a rice heavy metal transport regulation gene TNI6 and application of a protein coded by the gene TNI6, the gene is used for regulating the content of heavy metal nickel and / or cadmium in rice grains, the nucleotide sequence of the gene is shown as Seq ID No: 1, and the amino acid sequence of the protein coded by the gene is shown as Seq ID No: 2; according to the application, the content of heavy metal nickel and / or cadmium in rice grains is reduced through gene overexpression; or the content of heavy metal nickel and / or cadmium in the rice grains is increased by inhibiting gene expression. Through functional analysis of the TNI6 gene, a regulation and control mechanism of heavy metal nickel and cadmium content in grains of plants, especially gramineous plants, is further defined, and a foundation is laid for cultivating low-nickel and low-cadmium rice varieties and improving the safety quality of rice.

The invention provides a polypeptide, a plant immune resistance inducer and application of the plant immune resistance inducer. The polypeptide has 10 or 11 amino acid residues; the first amino acid of the polypeptide is serine, and the ninth amino acid and the tenth amino acid of the polypeptide are cysteine; if the polypeptide has 11 amino acid residues, the 11th amino acid of the polypeptide is asparagine. The method can solve the problem of lack of small peptides secreted by gramineous plants in the prior art, and is suitable for the field of plant immune resistance inducers.

The invention discloses a compound herbicide and a preparation method thereof and relates to the technical field of pesticides. The compound herbicide is compounded by taking rimsulfuron, pyroxsulam and fluroxypyr-mepthyl as effective components and supplementing a safener, a surfactant, an emulsifier, a stabilizer and a solvent. The action mechanisms of the three active ingredients are complementary and synergistic, and annual gramineous weeds and broadleaf weeds in a corn field can be effectively prevented and removed. Through scientific compounding, the application dosage of a single component is remarkably reduced, pesticide residues in the environment and crops are reduced, meanwhile, potential phytotoxicity to the crops is effectively relieved by adding the safener, and the bactericidal composition has the advantages of being efficient, safe and environmentally friendly.

The invention provides a quizalofop-p-ethyl and imazamox compound missible oil preparation, which successfully solves the problem of crystallization of imazamox, and ensures the emulsifying dispersity at the same time. Compared with the prior art, the preparation disclosed by the invention has remarkable advantages in the aspects of storage stability, volatility resistance and field applicability. The quizalofop-p-ethyl and imazamox compound missible oil preparation disclosed by the invention is mainly applied to fields of crops such as soybeans and corns, and can be used for preventing and removing gramineous weeds and broadleaf weeds at the same time and delaying the development of drug resistance of the weeds.