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402 results about "Crop cultivation" patented technology

Cultivation Cultivation is the plowing done after crops come up in order to control the weeds. For weeding, hand tools such as hoes were used for centuries before equipment suitable for being pulled by draft animals was developed. Enlightenment and excellent taste resulting from intellectual development:

Greenhouse environment control method and system

The invention relates to the technical field of greenhouse environment control, in particular to a greenhouse environment control method and system. The method comprises the following steps: obtaining data of a crop cultivation stage and data of a soil monitoring sensor to obtain soil state monitoring filling data; then, identifying the abnormal fluctuation state of the soil acidity and alkalinity, and estimating the root growth inhibition degree according to the state to obtain root growth inhibition gradient data; secondly, predicting the soil looseness requirement according to the root inhibition data, and adjusting the soil acidity and alkalinity to realize balance adaptation; and then, based on the soil state data, carrying out adaptive control training, constructing a soil environment regulation and control model, and sending the soil environment regulation and control model to a cloud platform to execute greenhouse environment control. According to the invention, the greenhouse environment control technology is optimized, so that the greenhouse environment control technology is more perfect.
Owner:JILIN XINXIN YOUXUAN IND GROUP CO LTD

Multi-crop interplanting method with high land utilization rate

The invention relates to the field of crop cultivation, and particularly discloses a multi-crop interplanting method with a high land utilization rate. According to the method, a multi-crop interplanting land distribution scheme is designed on the basis of user planting requirements, planting molds are built on land parcels with serious soil problems, and the planting molds are filled with crop growth supporting materials to serve as planting soil; planters can interplant various crops in the planting soil according to a multi-crop interplanting land distribution scheme, crops with serious soil-borne diseases, such as solanaceae or medicinal materials, can be planted on the same land for many years, planting can be carried out in land parcels with serious soil problems, the land utilization efficiency is improved, and the planting cost is reduced. The crop yield per unit land area can be increased in an interplanting mode, land resources are fully utilized, meanwhile, the planting production cost is reduced, and the economic output per unit area is increased.
Owner:YUNNAN NONGTONG DELI KAICHUANG AGRICULTURAL DEVELOPMENT CO LTD

Crop cultivation water and fertilizer recycling drip irrigation device with regulation and control function

The invention relates to the technical field of drip irrigation devices, and discloses a crop cultivation water and fertilizer recycling drip irrigation device with a regulation function, the crop cultivation water and fertilizer recycling drip irrigation device comprises a mounting rack, a drip irrigation box is fixed on the top of the mounting rack, the inner wall of the drip irrigation box is fixedly communicated with a crop drip irrigation device, and a regulating valve is mounted on the circumferential surface of the crop drip irrigation device. The device comprises a mounting frame, a cultivation bin is fixed to the inner wall of the mounting frame, a recovery box is fixed to the inner wall of the mounting frame, and a purification mechanism used for purifying and recovering waste water is arranged on the inner wall of the recovery box. The problem of water and fertilizer waste in traditional drip irrigation is avoided, the utilization efficiency of water resources is improved, the irrigation water consumption is reduced, the frequency of equipment replacement and maintenance can be reduced, the operation cost is further reduced, and the overall drying efficiency is improved.
Owner:ZHONGJING QICAI AGRICULTURAL BIOTECHNOLOGY (JIANGSU) CO LTD

Application method for constructing plant nutrition expert knowledge graph based on artificial intelligence technology

The invention provides an application method for constructing a plant nutrition expert knowledge graph based on an artificial intelligence technology. The method comprises the following steps: collecting phenotype group data and environmental data of growth and development of a target plant; performing data annotation on the phenotype group data and the environmental data for an optimal form factor and a final yield quality result factor in a plant process, and constructing a neural network model; performing causal effect analysis and anti-fact analysis on the labeled data by using the neural network model, eliminating irrelevant factors, and searching invisible variables and potential results; through optimization learning of neural network parameters, a thinking chain of the plant nutrition expert knowledge graph is remodeled, and the plant nutrition expert knowledge graph is updated, so that a plant growth and development nutrition management theory system is optimized, and planting production and research are accurately guided. According to the application, the action mechanism of plants and the environment in the growth and development process can be clarified, invisible factors in natural ecological fertility can be found, the development efficiency of special fertilizers for different crops is improved, and the technical standard of crop cultivation management is optimized.
Owner:CHONGQING ZIWU DIGITAL AGRICULTURE TECHNOLOGY CO LTD

Plastic film mulching water-saving and fertilizer-retaining cultivation method for red beans

The invention relates to the technical field of crop cultivation, in particular to a red bean plastic film mulching water-saving and fertilizer-retaining cultivation method, and aims to solve the problems that the integrity of an existing plastic film is damaged, the utilization efficiency of water and fertilizer is low, and the labor intensity of field management is high. The cultivation method is characterized by comprising the steps of soil preparation and bedding, base fertilizer application, laying of a drip irrigation belt below the center line of a ridge body, laying of a mulching film with prefabricated holes, accurate guiding of red bean seeds into the holes of the mulching film through a precision seeder, water and fertilizer integrated accurate management in the whole process, and prevention and control of diseases, weeds and weeds in combination with green prevention and control measures. By adopting the technical scheme, the utilization efficiency of water resources and fertilizers can be remarkably improved, stable performance of the mulching film is ensured, the labor intensity is reduced, and the effects of saving water, retaining fertilizers, saving labor, increasing yield and protecting environment are achieved.
Owner:LIAONING ACAD OF AGRI SCI

Intelligent accelerated breeding cabin and method for regulating and controlling environment in cabin

The invention provides an intelligent accelerated breeding cabin, and belongs to the field of crop cultivation, the breeding cabin comprises an independent crop cultivation area and an equipment area, the crop cultivation area is provided with an image acquisition module, a detection module, a regulation and control module and at least one tray rack, and the equipment area is provided with a visual identification module, an upper computer and a controller; the image acquisition module acquires growth images of crops on the tray rack and transmits the growth images to the visual identification module, the visual identification module predicts the growth stage of the crops and transmits the growth stage to the upper computer, and the upper computer generates a control instruction according to target parameters corresponding to the growth stage of the crops and transmits the control instruction to the controller. The detection module detects in-cabin environment parameters in real time and feeds back the parameters to the controller, and the controller drives the regulation and control module to regulate the in-cabin environment parameters until target parameters are reached; the invention further provides a method for regulating and controlling the environment in the breeding cabin. A cabin environment regulation and control mechanism of visual identification-decision control-closed loop feedback is formed, and precise regulation and control of the cabin environment according to dynamic requirements of the cabin crop growth stage is realized.
Owner:ZHONGKE HEFEI INTELLIGENT BREEDING ACCELERATOR INNOVATION RES INST

Soybean planting chemical control self-adaptive regulation and control method and system based on canopy risk identification

The invention relates to the technical field of intelligent agriculture and crop cultivation, in particular to a soybean planting chemical control self-adaptive regulation and control method and system based on canopy risk identification, and the method comprises the steps: constructing a digital twinborn model for dynamically simulating the growth process of a soybean population; monitoring a canopy structure, a leaf area index LAI and a light interception rate of the soybean in the key growth period by using an unmanned aerial vehicle or a sensor, and calibrating the digital twinborn model; future weather forecast data are input into the calibrated digital twinborn model for growth simulation, and light distribution is simulated by means of a pre-established AI model to identify soybean population closing and illumination competition risks; and according to the risk identification result, a chemical control decision is generated autonomously, and the variable pesticide spraying machine is controlled to perform precise variable operation of soybean planting based on the chemical control decision. According to the method, group development can be predicted in a prospective manner, and risks can be accurately quantified, so that an intelligent regulation and control mechanism with prospective and active properties is actively triggered, and active intervention of planting is realized.
Owner:CROP INST ANHUI PROV ACAD OF AGRI SCI

Fertilizing method for improving yield and quality of wheat through cooperation of multi-source carbon sequestration on saline-alkali soil

The invention provides a saline-alkali soil multi-source carbon sequestration synergistic wheat yield-increasing and quality-improving fertilization method, and belongs to the technical field of crop cultivation. The fertilizing method comprises the following steps: applying a base fertilizer to wheat, wherein the base fertilizer comprises decomposed livestock and poultry manure and biochar; the base fertilizer contains 4-6t / hm < 2 > of organic carbon, and the organic carbon input ratio of the decomposed livestock and poultry manure to the biochar is (1-3): (1-3). The soil carbon sequestration capacity is improved through the synergistic effect of the multi-source carbon sequestration materials, the wheat yield and the grain zinc content are remarkably improved by combining precise nutrient regulation and control, meanwhile, the content of organic matter in saline-alkali soil is improved, and the method is suitable for wheat cultivation in saline-alkali soil with the pH being 8-9 and the salt content being smaller than or equal to 0.3%.
Owner:SHANDONG ACADEMY OF AGRICULTURAL SCIENCES

Application of trichoderma in relieving continuous cropping obstacle of ginseng or salvia miltiorrhiza

The invention provides application of trichoderma in relieving continuous cropping obstacles of ginseng or salvia miltiorrhiza, and relates to the technical field of crop cultivation. Through deep research and creative labor, the trichoderma can effectively relieve soil chemical property deterioration and soil microorganism change after continuous cropping of the ginseng or the salvia miltiorrhiza, so that the soil chemical property after continuous cropping of the ginseng or the salvia miltiorrhiza can be improved, the relative abundance of beneficial bacteria in the soil is increased, the relative abundance of harmful bacteria is inhibited, and the yield of the ginseng or the salvia miltiorrhiza is increased. Meanwhile, the content of effective components of ginseng and salvia miltiorrhiza can be increased, and the quality of continuous cropping ginseng or salvia miltiorrhiza is improved.
Owner:INST OF SPECIAL ANIMAL & PLANT SCI OF CAAS

Wide-platform large-ridge soybean cultivation fertilizing device

The invention relates to the technical field of wide-platform crop cultivation, and particularly discloses a wide-platform large-ridge soybean cultivation fertilizing device which comprises a frame and a bin body located on the frame, and further comprises a plurality of material distributing assemblies connected to the bottom end of the bin body at equal intervals; every two pneumatic pressure devices form a group, and the pneumatic pressure devices in each group are fixedly arranged on the frame at equal intervals. The soil supplementing assembly is arranged on the rear side of the frame, and the output end of the soil supplementing assembly extends downwards to the position below the frame. The multiple ploughing and releasing assemblies are detachably installed below the frame. The ploughing and releasing assembly further comprises a ploughing shovel, a smashing wheel and a soil covering wheel. The wide-platform large-ridge soybean cultivation fertilizing device is high in integration degree, high in structural adaptability and capable of dynamically adjusting the seeding environment.
Owner:HEILONGJIANG BAYI AGRICULTURAL UNIVERSITY

Hydrogel slow-release fertilizer as well as preparation method and application thereof

The invention discloses a hydrogel slow-release fertilizer as well as a preparation method and application thereof. According to the hydrogel, sodium carboxymethyl cellulose, dialdehyde starch and gelatin are crosslinked to form a three-dimensional network structure, after the hydrogel is loaded with urea and other fertilizers, slow release of nutrients can be achieved (the release rate in 25 days is larger than or equal to 95%), and the hydrogel has high water absorption rate (35-45 times) and biodegradability (the soil degradation rate in 7 days is larger than or equal to 60%). The product is suitable for crop cultivation, and can significantly improve the fertilizer utilization rate and reduce environmental pollution.
Owner:SHIHEZI UNIVERSITY

Grain crop precise cultivation decision-making method, system, equipment and medium

The invention belongs to the technical field of agricultural intelligent decision support and crop cultivation optimization, and particularly provides a food crop precision cultivation decision method, system and device and a medium, and the method comprises the following steps: obtaining cultivation related data of all sites in a target area; downscaling the meteorological data through a bilinear interpolation method, and merging the meteorological data with the soil data and the management measure data into a grid data set; using a random forest model and a crop growth model to determine a plurality of key variety parameters having the maximum influence on the output and the growth period importance; a random forest model is adopted to construct a mapping relation between the key variety parameters and meteorological data and soil data in the grid data set, and the key variety parameters of each grid in the target area are obtained; and utilizing the random forest model and the crop growth model to obtain the sowing date and the planting density corresponding to the target yield of each grid. According to the method, the precision breakthrough on the decision-making scale is realized, and the simulation effect precision is improved by 20-30%.
Owner:CHINA AGRI UNIV

Straw returning method based on corn and covered crop cultivation

PendingCN120226569AFabaceae cultivationCereal cultivationCropping systemBrassicaceae
The invention discloses a straw returning method based on corn and covered crop cultivation, which comprises the following steps: grading and crushing corn straws according to soil types, carrying out zoning treatment, combining a leguminous-gramineae-cruciferae ternary mixed sowing covered crop system, and matching a decomposition microbial inoculum and controlled release nitrogen fertilizer synergistic regulation technology. The efficient decomposition of the straws and the improvement of the soil quality are realized. The method can increase soil organic matters by 0.25%, increase corn yield by 12.7% and reduce nitrogen fertilizer loss by more than 30%, and is suitable for sustainable production in dry farming areas.
Owner:YUNNAN HENGYOU AGRI CO LTD

Matched cultivation method for strong gluten wheat seed production and application thereof

The invention relates to the technical field of crop cultivation, and discloses a matched cultivation method for strong gluten wheat seed production and application thereof.The method comprises the steps that soil improvement before sowing is conducted, specifically, deep ploughing, organic fertilizer and compound fertilizer application and medium trace element supplement are conducted; then optimizing fertilization management, and applying a potassium fertilizer by nitrogen and sulfur combined application, adjusting a nitrogen fertilizer application strategy and applying the potassium fertilizer by stages; then an optimized sowing technology is implemented; then, precise irrigation and moisture regulation are conducted, the irrigation opportunity and times are optimized, and moderate deficiency of the soil is kept in a specific period; and finally, carrying out comprehensive pest control in parallel or in corresponding stages in the whole growth cycle. By integrating key measures such as soil improvement, scientific fertilization, fine seed close planting, precise irrigation and comprehensive plant protection, a set of synergetic and efficient strong gluten wheat seed production technology system is established, the seed yield and quality are remarkably improved, and the problems of unstable quality, low nutrient utilization rate, water resource waste, insufficient pest control and the like are solved.
Owner:CROP RES INST SHANDONG ACAD OF AGRI SCI

Rice leaf fertilizer as well as preparation method and fertilization method thereof

The invention relates to the technical field of crop cultivation. In particular to a rice leaf fertilizer and a fertilizing method and application thereof. The rice leaf fertilizer is prepared from the following components in percentage by weight: 10 to 20 percent of chitin derivative, 5 to 15 percent of compound amino acid, 5 to 10 percent of composted livestock and poultry manure, 5 to 15 percent of fulvic acid, 1 to 3 percent of zinc sulfate, 0.5 to 2 percent of borax, 0.2 to 0.5 percent of potassium silicate, 0.1 to 0.5 percent of polyether modified siloxane, 0.05 to 0.1 percent of rhamnolipid, 0.1 to 0.15 percent of betaine, 1 to 2 percent of sodium alginate and the balance of water. By applying the foliar fertilizer in drought and salt stress environments, the content of beta-glucan in rice is increased, the rice foliar fertilizer disclosed by the invention not only can be popularized for planting rice in northern drought regions in China, but also the planted rice has higher beta-glucan content, and has a health assisting effect on diabetics with limited starch consumption.
Owner:HANGZHOU LIANGKANGHUI BIOTECHNOLOGY CO LTD

Crop culture medium production management method and system based on planting and breeding circulation

The invention relates to the technical field of data processing, and discloses a crop culture medium production management method and system based on planting and breeding circulation, which constructs a whole-process intelligent management system from raw material proportioning, conveying scheduling to production dynamic regulation and control through multi-source data fusion, multi-objective optimization and deep reinforcement learning. Based on matrix demands and nutritional demands in demand prediction, a dynamic and static combined optimization decision is realized through multi-objective optimization and reinforcement learning. Therefore, the initial production strategy is planned through multi-objective optimization, scientific configuration and intelligent management of multi-source matrix production raw materials are achieved, then the initial production strategy is dynamically optimized through reinforcement learning, the method can adapt to the influence of different actual factors on the production strategy, the problems of raw material heterogeneity processing and supply uncertainty are solved, and the production efficiency is improved. Cost and matrix adaptability are balanced, a crop cultivation matrix production management scheme aiming at the organic vinegar residues and the silkworm excrement is provided, and intelligent agricultural planting and breeding circulation development is promoted.
Owner:SCI & TECH SUPPORT CENT SICHUAN ACAD OF AGRI SCI

Two-component flavor enhancer for enhancing flavor of rice as well as preparation method and application of two-component flavor enhancer

PendingCN120937867ABiocidePlant growth regulatorsProline dehydrogenaseCrop cultivation
The invention belongs to the technical field of crop cultivation, and particularly discloses a two-component flavor enhancer for rice flavor enhancement as well as a preparation method and application of the two-component flavor enhancer for rice flavor enhancement, and the two-component flavor enhancer is prepared from a component A and a component B in a weight ratio of 1: (0.9-1.1), wherein the component A is prepared from the following raw materials in parts by weight: 80 to 120 parts of proline and 180 to 220 parts of ornithine; the component B is prepared from 2 to 5 parts of colloidal chitosan nano-selenium and 350 to 450 parts of zinc oxide quantum dots. The flavor enhancer developed in the invention is helpful for efficiently increasing the content of free proline and proline dehydrogenase, increasing the accumulation of 2-AP in rice grains, and effectively improving the rice fragrance.
Owner:SICHUAN AGRI UNIV

Method for improving saline-alkali soil by using alkali-reducing fertility-improving stress-resistant saline-alkali soil improver and application of saline-alkali soil improver

The invention relates to the field of soil improvement, in particular to a method for improving saline-alkali soil through an alkali-reducing fertility-improving stress-resistant saline-alkali soil improver and application. According to the method, a three-factor four-level orthogonal soil improvement experiment is designed through desulfurization gypsum, wormcast and straw compost, the soil improvement effect is further verified in a crop cultivation mode, the optimal improvement proportion of the composition is calculated and determined through an entropy weight-topsis model, and through the mode of combined application of three substances, the soil improvement effect is improved by improving the most basic soil environment. Therefore, the stress damage of the saline-alkali soil to the plants is effectively reduced, and the purpose of improving the saline-alkali soil is achieved.
Owner:INNER MONGOLIA UNIVERSITY

Liquorice seedling substrate and preparation method and application thereof

The invention provides a liquorice seedling substrate and a preparation method and application thereof, and belongs to the technical field of crop cultivation. The invention provides a liquorice seedling raising substrate. The liquorice seedling raising substrate comprises turf, anaerobic fermentation rotten vegetable residues and platycladus orientalis fruit shell powder, the particle size of the platycladus orientalis shell powder is less than or equal to 0.45 mm; the preparation method of the platycladus orientalis fruit shell powder comprises the following steps: separating mature platycladus orientalis fruits to obtain shells; and drying and crushing the shells to obtain the platycladus orientalis shell powder. The liquorice seedling substrate can promote the growth of liquorice, improve the quality of the liquorice and the like. The result of the embodiment shows that the liquorice seedling culture substrate can improve the germination rate of liquorice, increase the plant height, stem diameter, root weight and root thickness of liquorice seedlings, and facilitate obtaining of strong liquorice seedlings.
Owner:兰州现代职业学院

Main crop accurate water and fertilizer preparation method for reducing drainage pollution in water irrigation area of Yellow River

The invention discloses a main crop accurate water and fertilizer preparation method for reducing drainage pollution in a Yellow River irrigation area, and relates to the technical field of crop cultivation, and the method comprises the following steps: S1, collecting multi-source data of a sunflower planting field in the Yellow River irrigation area; s2, constructing a regional water and fertilizer response model, and performing calibration and verification; s3, constructing a response relation library by using the response function obtained in the step S2, and inputting the response relation library as a multi-objective optimization model; s4, establishing a multi-objective optimization model based on the response relation library; and S5, solving the optimal water and fertilizer configuration scheme by adopting an improved non-dominated sorting genetic algorithm, and outputting the irrigation amount and the nitrogen application amount decomposed according to the growth period. The regional water and fertilizer response model is used for simulating the crop yield, the water utilization efficiency and the nitrogen utilization efficiency under different irrigation amount and fertilization amount conditions, the response relation of crops to water and fertilizer can be quantified, and the water and fertilizer utilization rate is comprehensively considered in the multi-objective optimization process.
Owner:ORDOS HEHU PROTECTION CENTER +1

A composite microbial agent for alleviating continuous cropping obstacles of traditional Chinese medicine crops and its application

The present invention discloses a compound microbial agent for alleviating continuous cropping obstacles of traditional Chinese medicine crops and its application. The compound microbial agent of the present invention contains Bacillus amyloliquefaciens Y34, Serratia marcescens Y35, Bacillus amyloliquefaciens Y40 and Streptomyces SD; it can be applied to improve soil, eliminate diseases of Polygonatum odoratum, Pogostemon cablin and Cynanchum stauntonii, and promote crop growth. The compound microbial agent of the present invention can reduce soil-borne diseases during the planting process of traditional Chinese medicine, alleviate continuous cropping obstacles of traditional Chinese medicine, improve the yield and quality of traditional Chinese medicine, and has important application value especially in the cultivation and production of traditional Chinese medicine crops such as Polygonatum odoratum and Pogostemon cablin.
Owner:SOUTH CHINA BOTANICAL GARDEN CHINESE ACADEMY OF SCI

Crop cultivation machine tool

The utility model discloses a crop cultivation machine tool, a power traction mechanism takes a tractor as traction power, the tractor comprises a front frame and engine mounting frame welding group, a front wheel and steering group, a rear axle frame gearbox rotary cultivator general assembly, a rear frame, a positive and negative thread connecting rod, an oil cylinder and an engine, and the rear frame comprises a sliding outer square tube; the front frame and engine installation frame welding set comprises a front frame, an engine installation frame and a sliding inner square pipe, the engine is installed on the engine installation frame, the engine installation frame is installed on a sliding outer square pipe, and the sliding inner square pipe is sleeved with the sliding outer square pipe. The rear axle frame gearbox rotary cultivator assembly comprises a rear wheel set, a gearbox, a cultivation operation machine tool, a fixing square pipe and a height adjusting connecting device, the gearbox is hinged to a rear frame, the gearbox is in transmission connection with an engine through a V-shaped belt, the gearbox and the engine move synchronously, and the rear axle frame gearbox rotary cultivator assembly is simple in structure, small in size, flexible in operation and diversified in function.
Owner:李树浩

A wheat-corn-sunflower-legume green manure rotation carbon sequestration and water saving method suitable for arid irrigation areas

The present application relates to the field of crop cultivation and soil improvement technology, and discloses a wheat-corn-sunflower-legume green manure crop rotation carbon fixation and water saving method suitable for arid irrigation areas, which comprises wheat planting, corn planting, sunflower planting and legume green manure planting. The present application replaces traditional flooding irrigation with high-frequency low-amount drip irrigation mode, combines with precise water supply according to the water requirement characteristics of each crop growth period, and avoids invalid irrigation. Meanwhile, through straw returning to field, soil water evaporation is reduced, and soil conservation capacity is improved. Moreover, the present application constructs a double carbon fixation path of straw returning to field and green manure turning, straw is crushed and returned to field, organic carbon is input into soil every year, legume green manure is turned and decomposed, and soil organic matter content is improved. The present application also reduces nitrogen fertilizer application through symbiotic nitrogen fixation of legume green manure and rhizobium, protects soil microbial activity, optimizes soil carbon cycle, relieves soil degradation, and improves long-term carbon fixation potential of soil.
Owner:BAYANNAOER AGRI & ANIMAL HUSBANDRY RES INST

Inflatable greenhouse for intelligent farm

The present invention relates to an inflatable greenhouse for a smart farm, and more particularly, to an inflatable greenhouse for a smart farm, the inflatable greenhouse comprising: a wall member (10) and a ceiling member (20) constituting the outer shape of the greenhouse; crop cultivation jars (30) disposed in layers inside the wall member (10); a planting sheet (40) which covers the crop cultivation jar (30) in a separated state; the water supply device (50) and the lighting device (60) are used for providing conditions needed by growth of crops planted in the planting pieces (40), and at least the wall body component (10) and the crop cultivation jars (30) are formed by double-wall fabrics or inflation pipes which construct a three-dimensional frame through compressed air.
Owner:MIDBAR CO LTD

A special cold tolerance regulator for cotton seedling stage, its preparation method and application method

ActiveCN116918820BBiocidePlant growth regulatorsChilling injuryCrop cultivation
The present invention provides a special cold-tolerant regulator for cotton seedling stage, its preparation method and application method, belonging to the technical field of crop cultivation. The special cold-tolerant regulator for cotton seedling stage includes chlorophyllin iron and chitosan; the mass ratio of chlorophyllin iron to chitosan is 28-38:500-700. The preparation method of the present invention includes the following steps: (1) Mix chlorophyllin iron with water to obtain solution A; (2) Mix chitosan with glacial acetic acid solution and dissolve to obtain solution B; (3) Add solution A to solution B, and make up the volume with water to obtain the special cold-tolerant regulator for cotton seedling stage. The application method of the present invention is to perform foliar spraying before the occurrence of chilling injury from the cotyledon stage to the five-leaf stage of cotton seedlings. Applying the cold-tolerant regulator prepared by the present invention before the occurrence of chilling injury in the cotton seedling stage can significantly reduce the chilling injury index of cotton seedling leaves and improve the survival rate of cotton seedlings.
Owner:JIANGSU ACAD OF AGRI SCI

Soilless culture nutrient solution tank capable of adjusting temperature

The utility model belongs to the technical field of agricultural crop cultivation auxiliary devices, and particularly relates to a soilless culture nutrient solution tank capable of adjusting the temperature. Wherein the built-in barrel is sleeved with the external barrel, a water bath interlayer is formed between the inner wall of the built-in barrel and the inner wall of the external barrel, the external barrel is connected to the movable base, and a heat preservation layer is arranged between the inner wall and the outer wall of the external barrel; a water outlet and a temperature sensor mounting port are formed in the side surface of the external barrel; a water inlet is formed in the bottom; a temperature sensing device is mounted in the temperature sensor mounting opening; the water inlet and the water outlet are respectively communicated with the water outlet and the water inlet of the cold and warm water machine through pipelines; the device is suitable for regulating and controlling the requirements of soilless culture plants on the temperature of the nutrient solution in different periods, is wide in application range and simple to operate, and has important significance on improving the product quality; in use, the water cooling and heating machine can be flexibly moved through the movable base, and the size of the base and the temperature of the water cooling and heating machine are automatically set according to actual application requirements.
Owner:JILIN AGRICULTURAL UNIV

A rice nano-flavor enhancer and its application in rice cultivation

ActiveCN119214166BBiocidePlant growth regulatorsBiotechnologyAromatic rice
This invention belongs to the field of crop cultivation technology, specifically relating to a rice nano-flavor enhancer and its application in rice cultivation. The rice nano-flavor enhancer of this invention is prepared from raw materials such as sodium octenyl succinate starch, sodium ascorbate, and sodium selenite. The prepared octenyl succinate starch-nano-selenium has advantages such as small nanoparticle size and system stability. This flavor enhancer can not only significantly improve the overall aroma of fragrant rice, but also enhance the aroma of non-fragrant rice. Specifically, it can significantly increase the content of volatile aroma compounds such as 2-acetyl-1-pyrroline (2-AP) in fragrant rice grains, and significantly increase the content of volatile aroma compounds such as vanillin, benzaldehyde, and geranylacetone in non-fragrant rice grains. Unlike traditional rice flavor enhancers, the rice nano-flavor enhancer of this invention has better applicability and a wider range of applications, helping to meet the growing market demand for high-quality rice.
Owner:WUHAN POLYTECHNIC UNIVERSITY

Agricultural greenhouse automatic dimming image acquisition method based on visual task feedback

The invention discloses an agricultural greenhouse automatic dimming image acquisition method based on visual task feedback, and relates to the field of agricultural data acquisition, and the method comprises the steps: collecting a crop image through a depth camera, carrying out the target detection, extracting an ROI region of a crop, and carrying out the target detection based on an RGB image and a depth image in a detection frame of the crop; the method comprises the steps of calculating a comprehensive image quality index used for representing the overall texture richness and the overall detection reliability of each crop, and then dynamically adjusting the driving current of an LED lamp panel based on the comprehensive image quality index so as to dynamically adjust light. Even if the illumination conditions of different areas of the agricultural greenhouse change and the crops have the phenomena of strong reflection, local shielding and the like, closed-loop dimming can be carried out based on the local image quality of the crops, so that the quality of the collected crop images is improved, and the accuracy and reliability of image analysis are improved.
Owner:GUOCHUANG WISDOM (JIANGSU) AGRICULTURAL ROBOT CO LTD

Cultivation method for improving kernel rate of dried small-fruit camellia oleifera

The invention provides a cultivation method for increasing the kernel rate of dried small-fruit camellia oleifera, and belongs to the technical field of crop cultivation. The invention provides a cultivation method for improving the dry kernel rate of small-fruit camellia oleifera, which comprises the following steps: carrying out variety configuration by taking a clone camellia oleifera variety as a main cultivated variety and taking a common camellia oleifera variety with high dry kernel rate as a matched cultivated variety; meanwhile, after variety configuration is completed, a fertilization scheme is optimized, and exogenous hormones are sprayed in the critical growth period of the small-fruit camellia oleifera. Through scientific variety configuration, fertilization scheme optimization, exogenous hormone spraying and other cultivation technologies, the dry kernel rate of camellia oleifera is effectively increased. By means of the cultivation method, the dry kernel rate of the small-fruit camellia oleifera can be remarkably increased, the camellia oleifera yield and quality are improved, meanwhile, the method has the advantages of being easy and convenient to operate, low in cost and the like, is easy to apply and popularize in camellia oleifera production areas, and has important significance in promoting sustainable and healthy development of the camellia oleifera industry.
Owner:FUJIAN ACAD OF FORESTRY

Reasonable cultivation method for ficus tikoua bur and popularization and application

The invention discloses a ficus tikoua bur reasonable cultivation method and popularization and application, relates to the technical field of crop cultivation, and aims to solve the problems that ficus tikoua bur is unstable in root system, afraid of strong light exposure, difficult in seedling identification, low in land utilization rate and the like through reasonable cultivation time planning, soil preparation in September to November, shading cutting seedling raising in August to October and field planting in October to November. The efficient survival of the seedlings is realized by matching with the covering of degradable grass-proof cloth, the precise water and fertilizer management of drip irrigation / micro-spray irrigation and the gradual topdressing; cold-resistant dwarf crops are interplanted in the slow growing period of wild sweet potatoes from November to the beginning of summer of the next year, multiple harvest in one season is achieved, the concentrated harvesting period from June to August is matched with holiday experience type picking, and the rural economy is linked. Meanwhile, stable productivity is guaranteed through unified and standard seedling supply, non-target plant resource treatment and seedling replacement complementary planting, a production area primary processing and rural overall planning and popularization mode is matched, a complete system integrating standardized cultivation, picking experience, industrial popularization and productivity guarantee is formed, and the method is suitable for flat land and hilly land agricultural factories and rural large-scale planting; operation is easy and convenient, the productivity is controllable, and agricultural competent departments can promote standardized and industrial standardized management from the technical level.
Owner:CHONGQING HONGYIN AGRICULTURAL SCIENCE & TECHNOLOGY DEVELOPMENT CO LTD