177 results about "Crop quality" patented technology

The invention discloses an intelligent agricultural environment monitoring method and a light supplement adjusting system, and particularly relates to the technical field of agricultural monitoring. An edge computing device is utilized to extract photosynthesis efficiency irregular features and illumination intensity change rate fluctuation features in a data processing module, and a delay degree evaluation module evaluates the delay abnormal degree between real-time environment data and a light supplement adjustment decision. The light supplementing control module is used for deeply analyzing delay data in a fixed time period and dynamically adjusting the illumination intensity and spectral distribution of a light supplementing lamp, so that the problem of insufficient response caused by high delay and single parameter analysis in a traditional method is effectively solved; the accuracy and the real-time performance of agricultural environment monitoring are remarkably improved, the crop growth condition is optimized, and therefore the agricultural production efficiency and the crop quality are improved.

The invention provides a branched chain amino acid transaminase gene and application thereof, and belongs to the field of gene engineering. According to the invention, the branched chain amino acid transaminase gene HvBCAT5 is found for the first time, and the gene has obvious positive correlation with the accumulation of valine (Val), isoleucine (Ile) and leucine (Leu) of crops. The invention provides an important target gene HvBCAT5 for crop quality improvement, and has important value for increasing the content of branched chain amino acid of crops and improving dietary nutrition. The HvBCAT5 gene as well as a recombinant vector, a recombinant bacterium and a transgenic plant thereof have good application prospects in the fields of food and feed industry.

The invention provides a multi-sensor fusion crop harvesting and pile-dividing cooperative control method and a multi-sensor fusion crop harvesting and pile-dividing cooperative control system. The method comprises the following steps: extracting morphological characteristics of crops from crop image data, and generating a crop maturity identification result according to a difference value between reflection spectrum data of two groups of wavebands; determining a crop quality identification result according to the morphological characteristics and the crop maturity identification result; an opening and closing control instruction is sent to a pneumatic flow guide plate at a pile separation opening corresponding to the crop quality recognition result in a multi-stage pile separation opening in the tail end of the conveying belt, so that the crops on the conveying belt are conveyed to a corresponding pile separation area; and when the pressure value of the pile dividing area is larger than a preset pressure threshold value, the harvesting speed of the crop harvesting and pile dividing all-in-one machine is adjusted according to the pressure value. According to the technical scheme provided by the invention, the shape and maturity of the crops are analyzed through the image and spectral data, piling and harvesting can be intelligently controlled, and accurate and efficient crop quality grading and harvesting management are realized.

The invention discloses a method for increasing the yield of ratooning rice, and relates to a fine field management technology. In the whole process from sowing to harvesting, the method comprises the steps that nitrogenous fertilizer, phosphate fertilizer and potash fertilizer are applied in the specific growth stage, shallow water layer irrigation is kept, and water management is conducted immediately after first season rice is harvested so as to promote growth in the regeneration season. In addition, the method further comprises the steps of exogenous spraying of a plant growth regulator in the key growth period and unified management of diseases and pests. According to the technical scheme, the yield and stability of ratooning rice are improved by optimizing fertilization, irrigation and use of a plant growth regulator, and meanwhile environment safety and crop quality are guaranteed.

The invention discloses a microbial liquid inoculant containing streptomyces lydicus as well as a preparation method and application of the microbial liquid inoculant, belongs to the technical field of microorganisms, and provides the microbial liquid inoculant containing the streptomyces lydicus, and the microbial liquid inoculant containing the streptomyces lydicus is prepared from 40 to 50 parts of streptomyces lydicus fermentation liquor, 3 to 7 parts of bacillus amyloliquefaciens fermentation liquor, 0.1 to 0.6 part of polysaccharide and 0.1 to 0.5 part of a dispersing agent. According to the microbial liquid fungicide containing the streptomyces lydicus, the streptomyces lydicus has a plant protection function, the polysaccharide has a non-specific protection effect on various bioactive substances, and the bacillus amyloliquefaciens and the streptomyces lydicus have a synergistic effect, so that the effects of resisting diseases, promoting growth and improving the quality and yield of crops are achieved. The preparation method of the microbial liquid inoculant is simple in process, low in preparation cost, low in energy consumption and suitable for popularization and application, and extraction and drying processes are avoided.

The invention discloses a seed coating containing an arbuscular mycorrhizal inoculant. The seed coating is prepared from the following components in parts by weight: 25 to 35 parts of the arbuscular mycorrhizal inoculant, 35 to 45 parts of a soil conditioner, 15 to 20 parts of talcum powder and 15 to 20 parts of polyvinyl acetate. The invention further provides a preparation method of the seed coating containing the arbuscular mycorrhizal inoculant and application of the seed coating to reduction of soil heavy metal pollution, increase of disease resistance and stress resistance of crops and promotion of crop growth. The seed coating containing the arbuscular mycorrhizal inoculant wraps the surfaces of plant seeds, provides good nutritional ingredients for growth and development of the seeds, and is beneficial to improving the germination rate of the seeds under heavy metal cadmium stress, reducing soil heavy metal cadmium pollution, improving soil quality, increasing soil fertility and improving disease resistance and stress resistance of crops; growth of seedlings is promoted, and crop quality and yield are improved.

The invention discloses an amino acid water-soluble fertilizer and a production process thereof, and relates to the technical field of water-soluble fertilizers. Free amino acid is used as an organic nitrogen source, and the medium element calcium is combined, so that the crop quality is improved. The formula is low in cost, high in absorptivity, suitable for crop growth, simple and convenient to use and high in cost performance, and promotes the synergistic effect of nutrient elements. The method takes amino acid and calcium as raw materials, and has the characteristics of wide applicability, high output-input ratio and easiness in market promotion. The product is completely water-soluble, environment-friendly and safe, can regulate the physiological function of crops, increase the yield and amino acid content and improve the quality, and has remarkable economic benefits. In addition, activated ricinoleic acid carboxyl is combined with fucoidan enzymatic hydrolysis oligosaccharide to construct the microcapsule, so that efficient utilization of resources is realized.

The invention relates to the technical field of agricultural planting, and discloses a selenium-rich high-calcium Chinese yam planting process which comprises the following steps: soil improvement: deeply ploughing planting soil, and applying an organic fertilizer, a selenium fertilizer and a calcium fertilizer to adjust the soil structure; chinese yam cultivation, wherein Chinese yam is planted in the improved soil, and accurate field planting is conducted according to preset plant spacing and row spacing; precise fertilization: performing selenium-rich and high-calcium precise fertilization on the Chinese yam in stages, and adjusting the selenium content and the calcium content according to crop growth requirements during fertilization; pest and disease damage is prevented and controlled through biopesticide, natural enemy insects and a physical capture technology. Through precise fertilization, intelligent management, green prevention and control and soil optimization, the content of selenium and calcium in the Chinese yam is remarkably increased, and the crop quality is improved; meanwhile, by means of the intelligent water and fertilizer irrigation and resource circulation technology, water and fertilizer waste and environmental pollution are reduced, the production cost is reduced, sustainable agricultural development is promoted, and agricultural benefits are improved.

The invention relates to a composite microbial fertilizer with a saline-alkali soil improvement effect and a preparation method thereof, and belongs to the technical field of microbial fertilizer preparation, the fertilizer comprises the following raw materials by mass: 10-30 parts of modified charcoal, 5-8 parts of a microbial agent, 30-50 parts of an inorganic fertilizer, 10-20 parts of a soil improvement agent and 3-5 parts of other auxiliary agents; wherein the modified biochar is obtained by performing segmented heat treatment modification on animal husbandry wastes; the microbial agent is obtained by immobilizing compound microorganisms by using sodium alginate gel reinforced by a mineral filler and micron-sized charcoal powder. The prepared fertilizer has the effects of improving crop quality and crop yield and improving saline-alkali soil.

The invention is applied to agricultural production, and particularly relates to a biostimulant formula and application of the biostimulant formula in promoting or regulating crop growth and inducing disease resistance in agricultural production. The biostimulant active component contains lactulose and nicotinamide mononucleotide; wherein the weight ratio of lactulose to nicotinamide mononucleotide is (1-10): (1-10). The formula of the biostimulant has the functions of promoting crop growth, improving crop quality and inducing disease resistance at the same time. The raw materials required by the formula are low in price and easy to obtain, the preparation process is simple, the equipment requirement is low, and the formula can be applied to the field of agricultural production.

The invention provides a branched chain amino acid transaminase gene and application thereof, and belongs to the field of gene engineering. According to the invention, the branched chain amino acid transaminase gene HvBCAT3 is found for the first time, and the gene is obviously positively correlated with the accumulation of leucine (Leu) of crops. The invention provides an important target gene HvBCAT3 for crop quality improvement, and has important value for increasing the content of branched chain amino acids of crops and improving dietary nutrition. The HvBCAT3 gene as well as a recombinant vector, recombinant bacteria and transgenic plants thereof have good application prospects in the fields of food and feed industry.

The invention relates to the technical field of agricultural harvesting machinery, in particular to a continuous Chinese yam harvesting device which comprises a trolley body, a soil loosening unit is arranged on the front side of the trolley body, and the soil loosening unit is used for loosening soil; the harvesting unit is used for harvesting the Chinese yams in the loosened soil; the conveying unit is used for conveying the harvested Chinese yams; the cleaning unit comprises an energy collecting mechanism, a rolling cleaning mechanism and a spraying cleaning mechanism; through coordinated operation of the soil loosening unit, the harvesting unit and the conveying unit, energy recycling between the energy collecting mechanism and the spraying cleaning mechanism and double-layer cleaning of the rolling cleaning mechanism and the spraying cleaning mechanism, the production efficiency and the crop quality are improved, and the green agriculture development trend is met.

The invention belongs to the technical field of digital agricultural management, and particularly relates to a digital agricultural intelligent management system and method based on the Internet of Things. Through real-time data acquisition and multi-dimensional information processing, various strategies can accurately match actual production requirements, waste of resources such as water, fertilizer and pesticide is effectively reduced, the purpose of saving cost is achieved, fertilization and prevention and control schemes are adjusted in time according to real-time crop growth states and environment changes, and therefore the influence of diseases and pests is reduced, and the crop quality is improved. Healthy growth of crops is promoted, the yield and quality are improved, stable operation of various Internet of Things devices is guaranteed through device health monitoring, management interruption or data loss caused by device faults is reduced, efficient operation of the whole intelligent agricultural system is guaranteed, and the intelligent agricultural system is safe and reliable. Spatial data integration enables a management strategy to be optimally configured according to geographical and environmental conditions of different regions, and precise agricultural management according to local conditions is realized.

The invention provides a charcoal-based microalgae fertilizer as well as a preparation method and application thereof, the method adopts a mode of co-fermentation of charcoal and microalgae to fix microalgae on charcoal, and co-fermentation is performed to prepare the charcoal-based microalgae fertilizer. The biochar-based microalgae fertilizer can significantly improve the crop yield, increase the chlorophyll content of crops, promote healthy growth of plants, optimize the pH value of soil, enhance the water and fertilizer retention capacity of soil, and significantly improve the soil nutrients and soil enzyme activity, and has significant advantages in the aspects of nutrition supply, soil health, environmental protection, crop quality improvement and the like. The biochar-based microalgae fertilizer has two forms of liquid and dry powder, can be flexibly used according to a specific agricultural production mode, has the advantages of easily available raw materials and simple preparation, is a sustainable fertilizer source, can comprehensively improve the soil fertility and the crop stress resistance, reduces the dependence on chemical fertilizers, and reduces the environmental pollution problem in agricultural production.

A full-automatic granular crop quality detection, sorting and weighing integrated device comprises a uniform feeding module, an ordered arrangement module, a multi-axis co-drive conveying belt, an image acquisition module, an automatic sorting module, a precise collection module and a control module. According to the system and the method, high-flux and automatic ordered arrangement and non-repeated full-information image acquisition can be realized for granular crops, accurate quality detection and classification are realized by utilizing a deep learning network, manual operation is replaced, and high-efficiency and full-automatic sorting, weighing and statistics of imperfect particles, weeds or insects are realized.

The invention discloses a corn and wheat water and fertilizer adaptive control method and system, and relates to the technical field of water and fertilizer control. S2, disease monitoring and diagnosis; s3, nutrient demand analysis; s4, adjusting the irrigation amount; and S5, growth data feedback. According to the invention, through disease monitoring and diagnosis, whether the crops in the planting area have diseases and the types and severity of the diseases can be found in time, through nutrient demand analysis, the crop nutrient demands of the disease area and the non-disease area can be obtained respectively, and according to the disease occurrence condition and the nutrient demands of the crops, the crop quality is improved. Real-time partition accurate regulation and control are achieved, more accurate self-adaptive water and fertilizer irrigation amount regulation is achieved, a suitable growth environment is provided for crops, the influence of diseases on crop growth is relieved, recovery and growth of the crops are guaranteed, and therefore the yield and quality of the crops are improved.

The invention provides a branched chain amino acid transaminase gene and application thereof, and belongs to the field of gene engineering. According to the invention, the branched chain amino acid transaminase gene HvBCAT1 is found for the first time, and the gene has obvious positive correlation with valine (Val) and isoleucine (Ile) accumulation of crops. The invention provides an important target gene HvBCAT1 for crop quality improvement, and has important value for increasing the content of branched chain amino acid of crops and improving dietary nutrition. The HvBCAT1 gene as well as a recombinant vector, recombinant bacteria and transgenic plants thereof have good application prospects in the fields of food and feed industry.

The invention relates to an intelligent control method and system for high-pressure atomization irrigation and a storage medium of the intelligent control method and system, and aims to solve the problem that the quality is inconsistent due to the fact that traditional water and fertilizer management of high-value crops is difficult to sense the internal physiological state of the crops in real time. Randomly selecting a plurality of offering samples in each management partition for destructive sampling, and obtaining crop truth value data through physiological and biochemical detection; then, an irrigation rule base is established and dynamically updated based on the truth value data, and then variable control instructions are generated for the management partitions in combination with the real-time environment data; the invention further provides a system for implementing the method and a storage medium, accurate regulation and control starting from real demands of crop bodies are achieved, the consistency of crop quality and the resource utilization efficiency are effectively improved, and self-learning and predictive prevention and control capabilities are achieved.

The invention discloses a crop quality index content prediction method, system and device, a medium and a product, and relates to the technical field of crop quality index detection.The method comprises the steps that near infrared spectrum data and conductivity data of a to-be-detected crop sample are obtained and preprocessed, and the conductivity of the to-be-detected crop sample is obtained; carrying out characteristic wave band screening on the preprocessed near infrared spectrum data to obtain screened near infrared spectrum data, and fusing the screened near infrared spectrum data and the preprocessed conductivity data to obtain a fused characteristic vector of the to-be-detected crop sample; respectively inputting the fusion feature vectors of the to-be-detected crop samples into the crop quality index content prediction models to obtain corresponding predicted values of the crop quality index content; the crop quality index content is free amino acid content, starch content, soluble sugar content or vitamin C content. The accuracy and the prediction efficiency of crop quality index content prediction are improved.

The invention belongs to the technical field of organic fertilizers, and discloses an organic fertilizer for improving rice quality under saline-alkali stress, which comprises chicken manure, rice straw, modified attapulgite and a compound microbial agent. The invention also discloses a preparation method of the organic fertilizer. The preparation method comprises the following steps: S1, pretreating and mixing the raw materials; s2, inoculating with a complex microbial inoculant; s3, staged composting control; and S4, post-processing. A chicken manure-rice straw-heat modified attapulgite-complex microbial inoculant system is constructed, the problems of long composting period, incomplete saline-alkali soil improvement, insufficient crop stress resistance and the like in the traditional technology are solved, the composting efficiency is improved, the pH and conductivity of the saline-alkali soil are reduced, meanwhile, the tillering ability and root activity of rice are enhanced, and the yield of the rice is increased. A closed loop of agricultural waste recycling, soil remediation and crop quality improvement is formed, and the comprehensive benefits are superior to those of an existing single technology.

A use of a ZmCCD8 gene in maize breeding, including overexpressing the ZmCCD8 gene in maize plants through breeding to increase iron content in maize leaves and / or kernels. The ZmCCD8 gene has a nucleotide sequence as shown in SEQ ID NO: 1. The use of the ZmCCD8 gene in maize breeding can provide important genetic resources and technical support for improving crop quality and enhancing stress resistance, having important application prospects.

The invention discloses a controlled-release potassium-magnesium fertilizer as well as a preparation method and application thereof, and relates to the technical field of controlled-release fertilizer production. Potassium magnesium crude salt recovered through salt lake carnallite flotation crystallization is used as a core raw material, high-roundness modified potassium magnesium salt composite particles are constructed through extrusion master batch forming, roller wet amplification, centrifugal polishing shaping and micropore filling and sealing, and the controlled-release potassium magnesium fertilizer is prepared through coating. The problems that potash fertilizer particles prepared through traditional extrusion granulation have many edges and corners and are not prone to film coating are solved through a multi-stage granulation process, secondary granulation is conducted through heterogeneous fine powder materials, surface micropores are filled, the surface smoothness of the particles is greatly improved, meanwhile, the influence of potassium ions on film forming is isolated, and the potassium fertilizer has the good application prospect. According to the finally prepared controlled-release potassium-magnesium fertilizer, a nutrient release curve is precisely regulated and controlled through the controlled-release film layer, double-nutrient continuous supply of crops with high potassium and high magnesium requirements is achieved, the potassium and magnesium deficiency symptoms of the crops are reduced, the crop quality is improved, and a core technical support is provided for high-value utilization of salt lake potassium ore resources and green quality improvement of the crops.

The invention discloses a winter wheat quality monitoring method and device for coupling integrated learning rib shape correction and data assimilation, and relates to the field of crop quality monitoring. The method comprises the steps of preprocessing acquired information data, determining a winter wheat planting area in a target monitoring area based on a classification model, and dividing the winter wheat planting area into different rib type variety areas; performing inversion and extraction of quality-related crop parameters by adopting a machine learning regression model to obtain a crop parameter time sequence; determining a simulation state quantity time sequence of the rib type variety area based on a crop growth model; and performing multivariable collaborative data assimilation processing according to the crop parameter time sequence and the simulation state quantity time sequence, driving the crop growth model to the winter wheat mature harvest time according to the assimilated data, and performing GPC correction prediction on the winter wheat in the tendon type variety area based on the correction factor to represent the quality of the winter wheat grains. The invention aims to improve the quality monitoring precision of regional winter wheat.

The invention discloses an electricity generation regulator based on crop growth promotion and synergy and a preparation method thereof.The electricity generation regulator comprises a solution A and a solution B. The solution A is prepared by mixing disodium ethylene diamine tetraacetate, at least one metal salt compound and water and stirring the mixture for 15-25 minutes; and the liquid B is prepared by mixing and uniformly stirring at least one of an amino acid compound, an oligosaccharide compound, a humic acid substance and a microbial agent. Therefore, the electricity generation conditioning agent provided by the invention designs a special formula for different crops, and through the synergistic effect of the metal salt compound and the disodium ethylene diamine tetraacetate in the solution A, the amino acid in the solution B and the microbial agent, the growth of crops can be remarkably promoted, the utilization rate and yield of water and fertilizer can be increased, the quality of crops can be improved, and the micro-ecology of soil can be improved; the application mode is flexible and the adaptability is wide.

The invention discloses a bio-organic fertilizer and application thereof, belongs to the field of bio-organic fertilizers, and solves the problem of environmental pollution caused by stacking or landfill of potato residues. The bio-organic fertilizer comprises potato residue zymolyte, a decomposed organic fertilizer and a compound microbial agent, the compound microbial agent is prepared from trichoderma harzianum, bacillus subtilis and bacillus velezensis; the preparation method comprises the following steps: mixing the potato residue zymolyte, the decomposed organic fertilizer and the compound microbial agent, controlling the water content to be 40-50%, fermenting at 40-50 DEG C for 10-15 days, and airing and crushing a fermented product to obtain a finished product. The invention relates to application of a bio-organic fertilizer in quality improvement and yield increase of crops. According to the method, the potato residues which are difficult to degrade are converted into organic fertilizers with high added values through a directional enzymolysis technology, so that the problem of environmental pollution is solved; the compound microbial flora and the enzymolysis product have a synergistic effect to accelerate the conversion of organic matters; the fertilizer is rich in active organic matters and functional microorganisms, and can significantly improve the soil structure.

The present application belongs to the technical field of microbial inoculant, and particularly relates to a liquid microbial inoculant application method applicable to different crops, comprising the following steps: S1, dissolving the microbial inoculant in 50-90wt% water to obtain a liquid microbial inoculant; S2, selecting a target crop, determining the fertilization requirement according to the growth stage, and uniformly applying the liquid microbial inoculant to the soil at the root of the target crop; S3, performing field management, regularly irrigating, controlling soil humidity, regularly weeding, and timely preventing and treating diseases and pests. The active microbial strains in the liquid microbial inoculant can form a symbiotic relationship with the roots of crops, promote the absorption and utilization of nutrients by crops, and thus increase the yield of crops. Meanwhile, the beneficial microorganisms in the microbial inoculant can decompose harmful substances in the soil, improve the soil environment, and improve the quality of crops. The microbial inoculant does not contain chemical synthetic pesticides and fertilizer components, is friendly to the environment and ecology, meets the requirements of green and sustainable development.

The application relates to an intelligent control method and system of high-pressure atomization irrigation and a storage medium thereof, and aims to solve the problem that traditional water and fertilizer management of high-value crops cannot realize real-time sensing of internal physiological states of crops, leading to inconsistent quality. The intelligent control method divides an irrigation area into multiple management partitions, randomly selects a plurality of sacrifice samples in each management partition, destructively samples the sacrifice samples, obtains true value data of crops through physiological and biochemical detection, establishes and dynamically updates an irrigation rule library based on the true value data, generates variable control instructions for each management partition in combination with real-time environmental data, and finally controls a high-pressure atomization sprinkler irrigation system to accurately execute. The application also provides a system and a storage medium for realizing the method, realizes accurate regulation and control starting from the real demand of crops, effectively improves the consistency of crop quality and the resource utilization efficiency, and has self-learning and predictive prevention and control capabilities.

The invention belongs to the technical field of biology, and discloses a peptide signal molecule GhEG45 and application of a gene engineering product of the peptide signal molecule GhEG45 in plant growth regulation and disease resistance. The gene coding sequence of the peptide signal molecule GhEG45 is as shown in SEQ ID NO. 1, and the amino acid sequence of the peptide signal molecule GhEG45 is as shown in SEQ ID NO. 2. The peptide signal molecule GhEG45 can prevent and treat cotton verticillium wilt and regulate plant growth, can also be used for cultivating new varieties of transgenic plants resisting V.dahliae infection, improves the disease resistance and stress resistance of the plants, plays a role in regulating plant growth, increases both production and income, and improves crop quality.

The invention provides a crop protein content remote sensing monitoring method based on atlas synergy, and relates to the technical field of crop quality monitoring, and the method comprises the steps: obtaining a remote sensing image of a target crop, calculating texture parameters, structure parameters, growth vigor parameters and pigment parameters of the target crop, and predicting the protein content of the target crop through a grain protein content prediction model. Obtaining the protein content of the target crop. The crop protein content remote sensing monitoring method based on map collaboration provided by the invention realizes efficient and accurate monitoring of the grain protein content of crops in the field scale, can provide a decision basis for crop cultivation management and agricultural production strategy adjustment, promotes improvement of crop quality, and serves precision agriculture.

The invention relates to a biostimulant composition containing polymerized glutamate sugar ester as well as a preparation method and application thereof, and belongs to the technical field of fertilizer synergists. According to the scheme, the full-water-soluble composite biostimulant is prepared by taking polymerized glutamate sugar ester and algal polysaccharides as main functional components and compounding active substances such as gamma-aminobutyric acid. The product can achieve the functions of promoting crop rooting, improving nutrient absorption and utilization efficiency, improving crop stress resistance, improving crop quality, improving soil, preserving water and fertilizer and the like according to different composition components.