60 results about "Grain filling" patented technology

The invention discloses a field image rice spike detection and counting method based on an unmanned aerial vehicle. The method comprises the following steps: collecting a high-definition visible light image of rice ears in a filling period through an unmanned aerial vehicle; a detection model is constructed based on an improved YOLOv11x framework, the small target feature extraction capability is enhanced by introducing a double-layer routing attention (BRA) mechanism into a backbone network, a Transform detection head is adopted to capture long-distance spatial dependence, an SK attention module is integrated to realize multi-scale feature dynamic fusion, and the adaptability of the model to a shielding scene is improved in combination with a multi-level feature fusion architecture; and the prediction frames are screened by using non-maximum suppression, and accurate counting of the rice ears is realized in combination with effective prediction frame number statistics. According to the method, aiming at densely distributed, diverse-scale and partially-shielded rice spike targets, through model structure optimization and post-processing strategy improvement, the detection precision and the counting stability are remarkably improved, and reliable technical support is provided for rice yield estimation and precise agricultural management.

The utility model discloses a wide-grain filling device and a powder distributing machine. The wide-grain filling device comprises a wide-grain distribution hopper, a wide-grain distribution frame and a wide-grain rotation driver; the wide-grain distribution hopper is provided with a wide-grain feeding channel; the wide-grain material distribution frame is provided with a long-wide material distribution opening, and the input end of the long-wide material distribution opening is communicated with the output end below the wide-grain feeding channel; the length-width ratio of the length-width distribution opening is greater than 1; and the wide-grain rotation driver is used for driving the wide-grain material distribution frame to rotate and adjusting the length direction and the width direction of the length-width material distribution opening. According to the scheme, width control over the filling texture can be achieved, the filling efficiency of the width texture is improved, the plate blank can form the three-dimensional, natural, unique and attractive texture, the texture is closer to the natural texture, and the problems that the texture of an existing artificial stone plate blank lacks the three-dimensional sense and the natural sense, and the filling efficiency is low are solved.

The utility model discloses a kind of tablet number grain filling devices, belong to pharmaceutical equipment technical field, driving mechanism is installed on tray, the output end of driving mechanism is connected with measuring disc through tray axis, tray is obliquely set on base by supporting mechanism, a plurality of tablet discharge ports are provided on measuring disc, a plurality of circumferential array arranged medicine containing area are provided on measuring disc, the position of medicine containing area corresponds with tablet discharge port position, scraper is connected with tray by bunker fixing block, scraper is attached to measuring disc, barrel-shaped bunker is provided on tray. The present application adopts obliquely set tray and matched measuring disc, scraper, can accurately control tablet quantity, improve production accuracy. Dust suction port and broken tablet discharge port can clean impurities and broken tablets in time, ensure medicine quality. Driving mechanism stably provides power, ensure that device continues to operate.

The application discloses a gas suction type corn precision seed metering device in the field of agricultural machinery equipment, which comprises a shell, a seed metering unit is arranged in the shell, the seed metering unit comprises a seed metering disc, a plurality of type holes are uniformly and spaced apart in the circumferential direction of the seed metering disc, and the distance between the center of the type hole and the seed metering disc is a preset value; the shell is respectively provided with a seed filling area, a seed cleaning area, a seed carrying area and a seed dropping area corresponding to the surface position of the seed metering disc, a seed cleaning structure is arranged in the shell, the seed cleaning structure is arranged at the position of the seed cleaning area, the shell is provided with a seed inlet communicated with the position of the seed filling area, and the shell is provided with a seed dropping port communicated with the position of the seed dropping area; a seed disturbing boss is arranged between two adjacent type holes, the distance between two adjacent seed disturbing bosses is a preset value and is adapted to the maximum length of the corn seeds; the single grain filling rate is greatly improved, the seed filling efficiency is improved, and the reseeding rate is reduced.

The invention discloses a nutrient signal substance synergistic controlled-release fertilizer for promoting efficient absorption of phosphorus in rice, and belongs to the technical field of controlled-release fertilizer production. Three technical breakthroughs are realized by constructing a'microbial response outer membrane layer-enzyme response inner membrane layer 'dual biological response controlled release system and cooperating with an'organelle targeted phytic acid synthesis signal guide chain substance': firstly, phosphorus release is synchronized with a rhizosphere activity period through the microbial response characteristic of an outer membrane; secondly, accurate release of signal substances in the filling stage is ensured through an inner layer film laccase triggering mechanism; 3, an endogenous signal channel of the plant is activated by utilizing an IP3 analogue precursor molecule, so that the synthesis of phytic acid is enhanced from a metabolism level, and a'grain bank strong 'is created to pull the absorption and transport of phosphorus, thereby systematically improving the utilization efficiency of the phosphate fertilizer and realizing normal form transformation from'passive supply' to'active demand '.

The application discloses a high-yield cultivation method of soybean. Under the premise of increasing the seedling density, the method realizes the robust but not excessive vegetative growth of the soybean, promotes the growth of the nodule, increases the nodule nitrogen fixation amount, and ensures the sufficient supply of nitrogen, phosphorus and potassium in the soil after the grain filling stage of the soybean, so as to provide the guarantee for the high light efficiency growth of the soybean after the grain filling stage. The cultivation method has strong operability, can effectively reduce the risk of high pod drop rate in the later growth period caused by the leaf growth and podding habit of the soybean, significantly improves the group ventilation and light transmission condition of the soybean after the grain filling stage, improves the light energy utilization rate, and further improves the yield and quality of the soybean. The application has important application value.

The invention discloses application of a ZmEREB93 gene knockout biological material in cultivation of high-yield and high-quality corn, and relates to the technical field of biology. The ZmEREB93 gene knockout strain is constructed, homozygous seeds of the ZmEREB93 gene knockout strain are subjected to seed test analysis, and it is found that corn kernels of the knockout strain are remarkably superior to a wild type in the aspects of the grain length, the grain width, the hundred-grain weight and the single plant yield. In the early, middle and late periods of grain filling, the corn grains of the knockout strain are obviously superior to a wild type control in shape and endosperm structure. Further determination of starch content and protein content shows that the starch content of seeds of the knockout strain is significantly higher than that of a wild type control group, the alcohol-soluble protein content is also significantly increased, and the total protein content is significantly higher than that of a control group. Therefore, the ZmEREB93 gene has an important application value in cultivation of a high-yield and high-quality new corn variety.

A kind of double-pipe valve-controlled silo anti-classification, anti-crushing, directional ventilation device and operating method, including grain transport pipe, ventilation pipe, silo, transfer silo, center grain inlet pipe, support sleeve, the side wall of center grain inlet pipe connected with transfer silo is connected ventilation pipe and in-silo feeding pipe, multiple partition valves are arranged on it at intervals;Ventilation pipe is equipped with ventilation valve;In-silo feeding pipe is equipped with discharge valve and in-silo distribution pipe;Transfer silo is equipped with grain inlet pipe valve, top distribution pipe and top distribution pipe valve, by controlling the opening and closing of top distribution pipe valve, grain inlet pipe valve, partition valve and discharge valve, silo is filled from bottom to top, ventilation pipe is ventilated to in-silo grain through center grain inlet pipe;The silo of the application avoids automatic classification and crushing when grain is fed, and after the end of grain filling, in-silo grain will not deteriorate due to poor ventilation.

The application belongs to the field of agricultural surface pollution treatment, and discloses a leaf surface regulating agent and application thereof in reducing arsenic content in rice. The nanoscale sol leaf surface regulating agent formed by degrading chitosan glue with sodium tripolyphosphate and hydrogen peroxide is used to treat the leaf of arsenic contaminated rice, can regulate and reduce the absorption and transport of arsenic in rice during the grain filling stage, increase the arsenic content in rice hull and leaf, reduce the transport of arsenic in soil to grains, so as to reduce the arsenic content in rice.

The utility model relates to the technical field of explosive processing, and discloses a grain filling mechanism which is used for grain filling and comprises a support, the support is sequentially provided with a grain filling assembly, an anti-falling protection assembly and a shell positioning assembly in the vertical direction, and the grain filling assembly is driven by a linear module to do linear motion along a preset path; the anti-falling protection assembly comprises a fifth air cylinder, a parallel third guide rail and a fixed tray which are arranged on the support, the fifth air cylinder is fixedly connected with a movable tray corresponding to the fixed tray through a tray mounting plate, and the tray mounting plate is in sliding fit with the third guide rail through a fourth sliding block. After being aligned and corrected, the explosive column is pushed into the shell, the shell is fixed through the shell positioning assembly, and the anti-falling protection assembly is arranged above the shell and used for receiving the explosive column falling accidentally, so that the explosive column is prevented from falling to the ground due to high fall.

The application discloses a kind of nanometer zero-valent iron rhizosphere injection methods of controlling and preventing the accumulation of cadmium in rice, according to the law of cadmium absorption and accumulation of rice, nanometer zero-valent iron rhizosphere injection is carried out in critical growth period, the difference between rice yield and cadmium content of rice under the action of nanometer zero-valent iron is analyzed, and the optimal design scheme for controlling and preventing the accumulation of cadmium in rice is constructed accordingly.The specific steps include the design of rhizosphere injection equipment, the selection of rhizosphere injection concentration and time, field double-factor orthogonal test, the determination of the best period for controlling and preventing the accumulation of cadmium in rice is the grain filling period, and the optimal injection concentration is 100mg kg ‑1 Compared with the traditional technology, the method has high ecological safety and excellent effect of controlling and preventing the accumulation of cadmium in rice.The technology forms a local high concentration within the effective range of rhizosphere in the critical growth period, which can reduce the amount of nanometer zero-valent iron under the premise of ensuring the control effect, and is conducive to reducing the use cost of nanometer material soil pollution remediation technology.

The invention discloses a crop remote sensing yield estimation method and device fusing meteorological data and planting information, a medium and a product, and relates to the technical field of agricultural informationization, and the method comprises the steps: obtaining basic data of a to-be-estimated area; determining daily total primary productivity of the crops according to the meteorological data and the remote sensing image data; determining overground biomass of the crops according to the daily total primary productivity and the key growth period of the crops; according to the variety information and the remote sensing image data, constructing a filling period vegetation index attenuation model; the filling stage vegetation index attenuation model is used for dynamically determining a harvest index; according to the above-ground biomass and the harvest index of the crop, determining a per unit yield result of the crop; the accuracy of crop yield estimation can be improved.

This invention relates to a controlled-release potassium granule, comprising a potassium nutrient core and a polyurethane coating layer covering the surface of the potassium nutrient core. The potassium nutrient core uses at least one of potassium chloride and potassium sulfate as the potassium source material, and also includes a functional carrier, a potassium activator modifier, and a binder. After the potassium source material, functional carrier, potassium activator modifier, and binder are mixed evenly, the potassium nutrient core is formed through granulation and drying processes. This invention adopts a separate potassium coating design, breaking the limitations of existing nitrogen, phosphorus, and potassium mixed coatings. It can be flexibly mixed with separately coated nitrogen, phosphorus, and other nutrient fertilizers in any proportion, and can precisely adjust the mixing ratio of potassium with other nutrients according to the nutrient requirements of different crops (such as grain crops and fruit and vegetable crops) and different growth stages (such as seedling stage, fruit expansion stage, and grain filling stage), so as to achieve personalized precision fertilization and adapt to the personalized needs of various crops.

The invention belongs to the technical field of plant fertilizers, and particularly relates to a special foliar magnesium fertilizer for a heading stage of rice as well as a preparation method and application thereof. The special foliar magnesium fertilizer for the heading stage of the rice comprises magnesium chloride heptahydrate and a surfactant Tween 20, wherein the mass ratio of the magnesium chloride heptahydrate to the Tween 20 is 1: (0.1-0.2). The special foliar magnesium fertilizer for the heading stage of the rice, provided by the invention, can remarkably improve the thousand seed weight of the rice: by spraying a 2% magnesium chloride solution in the heading stage of the rice, grain filling can be effectively promoted, and by increasing the grain weight of vulnerable grains and increasing the average single grain weight, the thousand seed weight of the rice is improved; according to the method, the reproductive growth of the rice can be optimized, the pollen activity and the fertilization success rate are improved, and then the maturing rate is remarkably increased. The comprehensive thousand seed weight and the maturing rate are improved, the rice yield can be increased by 7%-12%, and remarkable economic benefits are achieved.

The invention relates to the technical field of pastry processing, in particular to grain highland barley moon cake stuffing capable of resisting aging and retrogradation and a preparation method of the grain highland barley moon cake stuffing. According to the preparation method, the highland barley rice is processed through the static pulsed electric field, the alpha-amylase and cooking in sequence, the obtained highland barley rice and the red bean paste are mixed to prepare the moon cake stuffing, highland barley and red beans are coordinated in flavor, rich in taste, good in adhesion, high in elasticity and easy to chew, and retrogradation and hardening do not occur after long-time storage. Under the condition that no anti-aging agent is added, anti-aging retrogradation and taste optimization of the highland barley moon cake stuffing can be achieved, and a green, controllable and low-cost industrial solution is provided for application of coarse cereal stuffing.

The invention discloses a gene for controlling the filling rate of corn and application of the gene, and belongs to the field of gene engineering. The gene provided by the invention encodes an amino acid sequence as shown in SEQ ID NO.2. Experiments prove that the plant grain filling process can be positively regulated and controlled by improving the expression quantity of the gene or enhancing the content / activity of the protein coded by the gene, which is expressed by improving the grain filling rate, improving the grain filling quantity, increasing the thousand grain weight and / or accelerating the grain dehydration rate; on the contrary, inhibition of the expression of the gene or reduction of the content / activity of the protein encoded by the gene leads to slowdown of the grain filling rate, reduction of the grain filling amount, reduction of the thousand grain weight and / or reduction of the dehydration rate. The gene and the encoding protein thereof can be used for plant genetic engineering breeding, and an effective technical means is provided for creating high-yield new plant germplasm suitable for mechanical harvest.

The invention belongs to the technical field of crossing of agricultural science and crop physiology, and particularly relates to a method for identifying pre-harvest sprouting resistance of quinoa based on physiological characteristics in a grain filling period. According to the invention, systematic research and proving are carried out in quinoa for the first time: systematic and quantifiable differences exist between pre-harvest sprouting resistance varieties and high-susceptibility varieties in carbon metabolism key node enzyme activity and substrate accumulation dynamic states in the middle and later periods of quinoa grain development (namely generalized grouting or substance enrichment stages). The invention further provides a method for identifying the pre-harvest sprouting resistance of the quinoa based on the physiological characteristics of the grain filling stage, and the pre-harvest sprouting resistance of the quinoa can be simply, conveniently and quantitatively identified reliably in the early stage by sampling and measuring the key enzyme activity and the starch conversion strength in the middle and later periods of the development of the quinoa grains.

The invention relates to a composition for increasing wheat grain weight, a growth regulator, a preparation method and application, and the growth regulator contains the composition with the active ingredients of chlorfenuron, 2, 4-epibrassinolide and an amino acid water-soluble fertilizer. According to the growth regulator for increasing the grain weight of the wheat, provided by the invention, the chlorfenuron, the 2, 4-epibrassinolide and the amino acid water-soluble fertilizer can be specifically combined and proportioned, so that the drought resistance and the photosynthetic efficiency of the wheat in the grain filling period are improved based on a synergistic effect, and grain filling is promoted; in addition, the thousand seed weight and the grain number per spike are remarkably increased, and the grain yield is stabilized; meanwhile, the preparation method has the advantages of safety, non-toxicity, high efficiency and environmental protection, is simple and easy to operate and is convenient for agricultural popularization and application.

The invention belongs to the technical field of plant genetic engineering, and relates to a rice HGR1 gene and application thereof in increasing rice grain weight. The invention discloses a rice HGR1 gene and a protein coded by the rice HGR1 gene, the genome nucleotide sequence of the HGR1 gene is shown as SEQ ID NO.1, the nucleotide sequence of a coding region of the HGR1 gene is shown as SEQ ID NO.2, and the sequence of the coded protein is shown as SEQ ID NO.3. The invention further discloses a preparation method of the rice HGR1 gene. The invention finds that the HGR1 gene controls the rice grain weight, knockout of the HGR1 gene enables the rice grain weight to be significantly increased, the grain length is increased, and grain filling is accelerated, which indicates that the HGR1 gene has potential utilization value in genetic improvement of the rice grain weight.

The application discloses selenium-rich rice with multiple amino acids and a preparation method and application thereof, and belongs to the technical field of cross between agricultural planting and deep processing of agricultural products. The rice meets four core indexes: the proportion of organic selenium is greater than or equal to 80% (of which the proportion of selenomethionine is greater than or equal to 70%), the index of human essential amino acids is greater than or equal to 0.95, the content of leucine and arginine is significantly strengthened, and the content of characteristic aroma substance 2-AP is greater than or equal to 200 mu g / kg. The preparation method comprises the following steps: at the booting stage of rice, a first nutrient solution with a specific ratio of four kinds of amino acids is sprayed to optimize the metabolic basis; at the early stage of grain filling, a second nutrient solution containing selenomethionine and proline is sprayed to realize synergistic transport; and finally, the harvested rice is subjected to specific temperature and humidity after-ripening treatment. Through unique time sequence design and material combination, the method improves the selenium nutrition, amino acid quality and "roasted nut aroma" flavor of the product, and provides technical support for the development of high-quality rice.

The invention discloses a compound agent for relieving later spring coldness of a wheat pesticide at intervals as well as an application method and application thereof, belongs to the technical field of wheat planting, and aims at solving the technical problem that the effect of an exogenous compound agent for relieving later spring coldness harming the growth of wheat at intervals needs to be further improved in the prior art. The compound preparation specifically comprises methyl 2-pentylcyclopentanone acetate, cholic chloride, an anther accelerant, chelated calcium and water. According to the invention, through a synergistic effect among the components, adverse effects caused by low-temperature adversity can be effectively relieved when the wheat pesticide encounters late spring coldness at intervals, and normal filling and yield formation of grains can be promoted while the cold resistance of plants is improved and the photosynthetic activity is maintained.

An automated grain filling system including a sensor and a processor. The sensor is configured to detect at least a portion of an upper perimeter of a receiving container and at least a portion of an upper surface of a grain mound in the receiving container. The processor is configured to compare the detected portion of the upper perimeter and the detected portion of the upper surface, and direct the operation of a grain transfer element. The grain transfer element is configured to transfer grain from a supplying container to the receiving container. The directed operation of the grain transfer element is based at least in part on a result of the comparison of the detected portion of the upper perimeter and the detected portion of the upper surface.

The invention discloses a chitin leaf fertilizer based on rice cultivation and a preparation method thereof, and relates to the technical field of rice leaf fertilizers. The chitin foliar fertilizer can stimulate the autoimmune system of rice and significantly reduce the incidence rate of fungal and bacterial diseases such as rice blast, banded sclerotial blight and bacterial blight, the molecular structure of the chitin foliar fertilizer can have a certain repelling effect on pests such as aphids and plant hoppers, meanwhile, the toughness of rice skin is enhanced, and the harm of pest gnawing is reduced; the tolerance of the rice to abiotic stress such as drought, low temperature, salt and alkali is improved; in a drought environment, the chitin foliar fertilizer can reduce water transpiration, maintain normal physiological functions, stimulate growth of rice roots, increase root quantity and root hair quantity, improve water and fertilizer absorption capability of the roots, promote tillering and straw strengthening, reduce lodging risk, promote grouting, improve maturing rate and thousand seed weight, and improve rice quality.

The invention discloses a KASP marker for simultaneously identifying wheat grain filling rate (GFR) and thousand grain weight (TKW) and application thereof, the name of the marker is TaCWINV41KASP, a detected target site corresponds to a position Chr4BCS2.1: 62034162 in a Chinese spring genome, namely corresponds to a 1892th basic group of a wheat TaCWINV41 gene (ID number: TraesCS4B02G066000), the polymorphism of the site is C / T, the allelic variation of the site in Chinese spring and Yangmai 16 is C basic group, and the mutation of the site in Yangmai 16 is C basic group. And allelic variation in Zhongmai 895 is a T basic group. The KASP marker can identify major QTL capable of simultaneously regulating and controlling GFR and TKW of wheat and effectively distinguish TT and CC genotypes, the maximum grain filling rate (GFRmax) and TKW of a homozygous TT genotype material are remarkably higher than those of the CC type, and an efficient molecular tool is provided for GFR and yield genetic improvement.

The utility model relates to the field of granule filling equipment, and provides a granule filling machine which comprises a material box, a discharging mechanism and a circulating pipe, the discharging mechanism comprises a material suction box and a suction power unit arranged on the material suction box, an inlet of the material suction box is communicated to the material box, the material suction box is provided with an outlet pipe, and a friction piece generating electric charges through friction is arranged in the outlet pipe; the outlet pipe is communicated with one port of the circulating pipe; a discharging pipe and an air blowing pipe are arranged in the middle of the circulating pipe and oppositely arranged on the pipe walls of the two sides of the circulating pipe, and the air blowing pipe is arranged on the side face, opposite to the discharging pipe, of the circulating pipe. By means of friction between the friction piece and the filler, the filler carries static electricity, repulsive force exists between the filler carrying the same charge, and therefore the problem that in the conveying process, the filler adheres to one another, and consequently the discharging pipe is blocked is solved, the efficient and smooth conveying effect is achieved, the production efficiency is improved, and the failure rate is reduced.

The invention provides application of zinc oxide nanoparticles and a related method. The application is any one of the following applications: the application in reducing the As content and the Cd content in rice grains at the same time; the use in inhibiting the discharge of CH4 in a paddy field; application in enhancing high-temperature resistance of rice; the application is used for improving the maturing rate of the rice under high-temperature stress; the compound is used for inhibiting the activity of methanogens in paddy field soil. The accumulation of As and Cd in rice grains can be reduced at the same time, the discharge of CH4 in a paddy field is inhibited, and the yield toughness of the rice under high temperature stress is improved.

The invention relates to the technical field of agricultural biology, and discloses a high-glucan rice planting method based on microbial enzymes, which comprises the following steps: carrying out aerated fermentation on barley flour, mushroom mycelium powder and other raw materials to prepare a composite enzyme solution containing beta-amylase and glucose polymerase with a specific activity ratio, the enzyme stock solution prepared in the step S1 is used for treating the whole process from seeds to maturity of rice, in the whole growth period of the rice, a composite enzyme solution is used for biological regulation and control, and in the filling period, the starting opportunity of spike spraying is determined by monitoring the trend that the relative chlorophyll content of rice flag leaves is converted into a stable decreasing trend from a peak value. According to the method, through accurate coupling of an enzymatic reaction system and a plant endogenous substance transport rhythm, under the condition of not applying chemical synthesis investments, the content of glucan in the finally harvested rice is remarkably increased, taste quality indexes such as chalky grain rate are improved, and meanwhile the crop yield is maintained.

A comprehensive identification model and method for wheat yield and nitrogen absorption efficiency, and application, which relate to the technical field of agricultural planting. The method comprises the following steps: (1) population dynamics and yield measurement; (2) grain filling characteristic measurement; (3) grain filling parameter calculation; and (4) result analysis.

The application discloses a kind of rice OsATG4b Gene and its application, the nucleotide sequence of coding region is as shown in SEQ ID No.1, the amino acid sequence as shown in SEQ ID No.2 is encoded.The application first finds that the core gene of autophagy pathway OsATG4b By regulating grain filling, it affects the formation of chalkiness, and by gene editing technology, it creates OsATG4b Gene knockout mutant, by transgenic technology, obtains OsATG4b Gene overexpression strain, verifies OsATG4b OsATG4b Gene is a new gene for regulating rice chalkiness, and provides new gene resources for rice quality improvement.