45 results about "Farming industry" patented technology

The invention relates to the technical field of agricultural market analysis, in particular to an agricultural product whole industry chain dynamic decision-making system which comprises the steps of collecting agricultural data, establishing a blood relationship graph and calculating a quality score, tracing a problem source and marking an affected result when the quality score is lower than a preset score, and obtaining a quality influence result; meanwhile, agricultural data is decomposed into trend, season and random components, and the trend, season and random components are fused again after being processed; receiving the fused agricultural data and the quality influence result to construct an agricultural industry chain coupling network, and analyzing historical agricultural data to obtain a causal effect of agricultural nodes; simulating adjustment combinations of different agricultural elements based on a causal effect to generate a plurality of decision candidate schemes; searching a Pareto optimal solution in the multiple decision candidate schemes by adopting a multi-objective planning algorithm to obtain an optimal decision scheme; and receiving the optimal decision scheme and decomposing the optimal decision scheme into specific execution instructions, and performing dynamic coordination optimization among links of agricultural product planting, processing, circulation and sales.

The invention discloses an automatic measuring method of chicken body size. The method comprises the following steps: firstly, building a multi-camera system; secondly, constructing a model with excellent performance in background segmentation and target detection tasks based on improved YOLOv11n, wherein the model introduces a SimRepCSP framework to reduce the parameter quantity and stabilize the precision of the model at the same time; secondly, an SGE module is introduced to the tail end of the Neck part to optimize feature distribution and enhance spatial information, and a C3k2-ContextGuided module is used in a detection head part to enhance multi-scale feature expression by combining local, surrounding and global features; and finally, designing a body size measurement algorithm combining a target detection frame, an image processing algorithm and morphological characteristics. According to the invention, the body size of the chicken in the farm can be comprehensively measured in a non-invasive manner, so that the labor force is liberated, and powerful support is provided for the development of the breeding and breeding industry.

The present invention relates to the technical field of power grid planning, and particularly to a modern rural power grid planning method and system. The method specifically includes: determining the carbon emission data of various power generation technologies within the power grid planning area; obtaining the historical power demand data of different types of agricultural industries within the power grid planning area, and determining the power demand change trend of each type of agricultural industry according to the historical power demand data; establishing a power grid planning optimization model by using a multi-objective evolutionary algorithm based on the prediction results of the unit efficiency prediction model, the evaluation results of the unit status evaluation model, the carbon emission data, and the power demand change trend of each type of agricultural industry. The power grid planning optimization model is used to determine the optimal power grid planning scheme. The present invention improves the scientificity and rationality of power grid planning, enhances the environmental protection performance of the power grid planning scheme, and strengthens the compatibility between the power grid planning scheme and the actual needs of agricultural production.

The invention relates to a preparation method and application of a hemerocallis citrina mixed polypeptide oral liquid for relieving depression, the protein content of hemerocallis citrina is relatively high, 100g of dried hemerocallis citrina contains about 20g of protein, and in addition, the hemerocallis citrina is rich in amino acid composition, is an excellent plant protein polypeptide source, and can be used for preparing the oral liquid. The hemerocallis citrina mixed active polypeptide is prepared by obtaining hemerocallis citrina crude protein through an alkali extraction and acid precipitation method and then carrying out an enzymolysis process by combining trypsin, pepsin and intestinal protease, and experimental results show that the hemerocallis citrina mixed active polypeptide oral liquid has a good effect of preventing and treating depression, and the hemerocallis citrina as a common vegetable food has a wide application prospect. The tea is suitable for people of all ages and has good safety. The traditional Chinese medicine composition has a very good anti-depression effect, the edible value of the day lily can be improved, the income of farmers is increased, and a contribution is made to develop a novel agricultural industry.

This invention provides a high-efficiency fermentation device and method for organic fertilizer in the bio-agricultural industry, relating to the field of fermentation equipment technology. It includes a frame, a fermentation tank, and a plowing assembly. The fermentation tank is located inside the frame, and the plowing assembly is located above the interior of the fermentation tank. The plowing assembly includes a hanger, a first moving rod, and a second moving rod. The hanger is located above the interior of the fermentation tank. This invention achieves coordinated movement by multiple sets of horizontally arranged first moving rods moving synchronously above the inner side of the hanger, and multiple sets of longitudinally arranged second moving rods moving synchronously below the inner side of the hanger. This coordinated movement drives several sets of mounting blocks to produce flexible, linked displacements, which in turn drive the plowing rods below the mounting blocks to move synchronously. This enables the plowing rods to perform omnidirectional, multi-point plowing operations inside the fermentation tank, breaking up the material's compacted layer, making the material fully loose and breathable, promoting the full reproduction of microorganisms, accelerating the fermentation process, and achieving high-efficiency fermentation of organic fertilizer.

The invention provides a method for improving the healthy function of facility vegetable field soil, the soil is improved by a method of ditching in a facility vegetable field planting area, laying a high-carbon isolation functional layer and then earthing and leveling, and the high-carbon isolation functional layer comprises a high-carbon stable layer, a storage and capacity expansion layer and an adsorption and release layer from bottom to top. The high-carbon stable layer is a mixture of a compacted long-acting carbon material and a framework support material, the storage and capacity expansion layer is a mixture of agricultural wastes to which microbial agents are applied and a water retention material, and the adsorption and release layer is a mixture of a porous medium-effect carbon material and a natural mineral controlled-release fertilizer. According to the method, the obstacle problems of acidification, hardening, salinization, accumulation of nitrate and organic pollutants and the like of soil of an existing facility vegetable field can be solved, the micro-ecological environment of the soil is improved, the soil quality is improved, quality improvement, yield increase and healthy and sustainable development of the facility vegetable field are finally achieved, and the method has important significance on development of the facility agriculture industry.

The utility model belongs to the field of solar greenhouses, particularly relates to a novel solar greenhouse, and aims to solve the problems that solar energy utilization cannot be realized under two conditions of shading and non-shading of the existing greenhouse, energy utilization is insufficient, and most of irrigation control is not accurate and intelligent enough during irrigation in the greenhouse. According to the technical scheme, the device comprises a plurality of supporting frames, the supporting frames are installed in soil on the ground, and a transparent glass plate is fixedly installed between every two adjacent supporting frames, illumination and irrigation are intelligently adjusted, the most suitable growth environment is provided for crops, the yield and quality of the crops are improved, and the operation cost is reduced; the novel solar greenhouse can bring remarkable economic benefits, meanwhile, the energy-saving and environment-friendly characteristics of the novel solar greenhouse also conform to the development trend of modern agriculture, and the competitiveness of the agricultural industry can be improved, so that the crop yield and quality are improved.

This invention relates to the field of agricultural information technology and discloses a method for constructing an innovative platform for cultural tourism to support agricultural industrialization based on historical resources. The method includes the following steps: S1: Multi-dimensional deconstruction and annotation of historical resources: Historical resources are collected, and spatiotemporal positioning, thematic hierarchical classification, and semantic attribute annotation are performed to construct a knowledge graph containing multi-dimensional associations of "historical events - geographic space - agricultural production - folk culture." The spatiotemporal positioning is accurate to the year, month, latitude, longitude, or administrative code. Through multi-dimensional deconstruction (spatiotemporal positioning, thematic classification, and semantic annotation) and knowledge graph construction, the originally isolated historical materials are transformed into machine-understandable and reasonable digital assets, supporting cross-temporal and cross-category related queries (such as "what crops were planted in a certain place under what background in a certain year"), facilitating in-depth exploration of potential points of integration between cultural tourism and agriculture.

The present invention relates to the field of fish farming technology, and in particular to a method for inhibiting gonadal development in Pengze crucian carp. The method comprises the following steps: preparing a circular canvas pool, cement pool, or culture barrel with a diameter of 6-10 meters and a height of 1-1.5 meters, equipped with a microporous oxygenation device; cultivating bioflocs in the circular canvas pool, cement pool, or culture barrel to culture Pengze crucian carp; and inhibiting gonadal development in Pengze crucian carp by managing biofloc suspended solids (TSS) concentration, alkalinity, carbon-nitrogen ratio, water quality, and feeding. The present invention, developed based on biofloc technology, can inhibit gonadal development in Pengze crucian carp, addressing the problem of premature gonadal maturation in Pengze crucian carp farming without affecting growth and muscle nutrients, and increasing meat yield. The present invention provides a new aquaculture method for the Pengze crucian carp farming industry that can address premature gonadal maturation, thereby achieving the goal of improving the quality and efficiency of Pengze crucian carp farming.

The application discloses a running method of a multifunctional hybrid track carrying system of a mountain photovoltaic agricultural garden, and relates to the field of photovoltaic agricultural gardens. The multifunctional hybrid track carrying system comprises a plurality of photovoltaic array blocks, and a rigid arc-shaped connecting track is arranged at one end of each adjacent flexible cableway. Each rigid arc-shaped connecting track is lower than the corresponding two adjacent flexible cableways. The end of the rigid arc-shaped connecting track is connected with the flexible cableway through a transition section from the side of the corresponding flexible cableway. At the intersection of the flexible cableway and the transition section, the flexible cableway is wrapped inside the transition section. A rigid guide track is arranged at the head and tail of each group of flexible cableways. The running method comprises the following steps: transporting agricultural equipment / fertilizer to a predetermined position of the mountain photovoltaic agricultural garden; and transporting agricultural products out of the mountain photovoltaic agricultural garden. The method realizes further organic integration of the solar photovoltaic industry and the agricultural industry by utilizing the characteristics of the widely used flexible cableway, the photovoltaic support structure, the space below the solar photovoltaic panel and the arrangement of the photovoltaic array blocks.

The utility model provides manure water treatment equipment for breeding industry, which comprises a rack, a compression box is arranged on the rack, the manure water treatment equipment also comprises a feeding device, the feeding device comprises a temporary storage hopper arranged on one side of the compression box, the lower end of the temporary storage hopper is connected with a first filter screen, the first filter screen is connected with a spiral conveying frame, and the spiral conveying frame is connected with a second filter screen. A conveying motor is arranged on the spiral conveying frame; the material pressing device comprises screw rods arranged on the two sides of the compression box, the screw rods are sleeved with moving plates, push rods are arranged on the end faces of the moving plates, the push rods are connected with push plates, the push plates are arranged in the compression box, the screw rods are connected with chains through gears, and the chains are connected with a compression motor; the water receiving device comprises a first water collecting tank arranged below the first filter screen, the first water collecting tank is connected with a second water collecting tank, and the device has the advantages that liquid dung treatment can be achieved, the working efficiency is high, the structure is simple, and operation is easy.

This invention relates to the field of shellfish aquaculture equipment technology, specifically to a semi-automated aquaculture and harvesting device for single-unit oyster farming in inner bay waters. The device includes a surface float, a work vessel, and a shuttle. The surface float includes a traction rope; the work vessel includes a hull, a first fixed post, a second fixed post, a support frame, a winding device, a servo motor, and a spring buckle, with the traction rope threaded through the spring buckle; the shuttle includes a floating platform, a guide frame, a guide connecting rod, an adjustment frame, and two connecting rings, which are respectively fitted onto the outer sides of the first and second fixed posts. The guide frame is located on the front side of the upper surface of the floating platform, and the adjustment frame is located on the rear side of the upper surface of the floating platform. The guide connecting rod connects the guide frame and the adjustment frame. This invention, through optimized design of the surface float, work vessel, and shuttle, achieves semi-automated operation of oyster farming and harvesting, resulting in significant economic and social benefits. It can be widely applied to the oyster farming industry in coastal inner bay waters.

The application discloses a GHCDC48 gene and application thereof in improving fiber strength of Gossypium hirsutum. The gene GHCDC48 is from Gossypium hirsutum, and a nucleotide sequence in a genetic standard strain TM-1 of Gossypium hirsutum is shown as SEQ ID NO. 1. The gene expression level is positively correlated with the fiber strength of cotton. Overexpression of the GHCDC48 gene in Gossypium hirsutum can significantly improve the ATP enzyme activity in cotton fiber cells, increase the secondary wall thickness of the fiber and the fiber strength. Decreasing the expression of the GHCDC48 gene in Gossypium hirsutum reduces the growth rate of the Gossypium hirsutum plants, the ATP enzyme activity in the cells and the secondary wall thickness. Therefore, the GHCDC48 gene can be used to improve the fiber strength of Gossypium hirsutum. The research of the application lays a foundation for establishing new germplasm of Gossypium hirsutum with high fiber strength, and has important practical significance for basic scientific research or future agricultural industry application.

The invention belongs to the technical field of livestock breeding, and particularly relates to application of borneol essential oil in promoting growth performance of piglets. The invention focuses on the research on the influence of addition of borneol essential oil in daily ration on weaned piglets, and analyzes the influence of addition of borneol essential oil in daily ration on the growth performance, serum antioxidant ability and small intestine morphological development of weaned piglets. Results show that the borneol essential oil, as a novel green feed additive, has huge potentials of replacing feed antibiotics and promoting green breeding. The invention not only provides a nutrition regulation and control scheme with a new target for piglet breeding, but also provides scientific theoretical support for related breeding practices, and has important significance for sustainable development of piglet breeding industry.

The invention relates to a preparation method and application of a hemerocallis citrina mixed polypeptide oral liquid for relieving depression, the protein content of hemerocallis citrina is relatively high, 100g of dried hemerocallis citrina contains about 20g of protein, and in addition, the hemerocallis citrina is rich in amino acid composition, is an excellent plant protein polypeptide source, and can be used for preparing the oral liquid. The hemerocallis citrina mixed active polypeptide is prepared by obtaining hemerocallis citrina crude protein through an alkali extraction and acid precipitation method and then carrying out an enzymolysis process by combining trypsin, pepsin and intestinal protease, and experimental results show that the hemerocallis citrina mixed active polypeptide oral liquid has a good effect of preventing and treating depression, and the hemerocallis citrina as a common vegetable food has a wide application prospect. The tea is suitable for people of all ages and has good safety. The traditional Chinese medicine composition has a very good anti-depression effect, the edible value of the day lily can be improved, the income of farmers is increased, and a contribution is made to develop a novel agricultural industry.

The present invention provides a method for breeding broodstock of whiteleg shrimp, which comprises screening healthy broodstock free of specific pathogens, grading them according to growth rate, body shape and reproductive capacity, and breeding them in an optimized breeding environment, including precise control of water temperature, salinity and feed ratio, obtaining shrimp seedlings through regular health monitoring and genetic trait recording, combining artificial insemination or natural breeding, and screening for genetic traits. After the shrimp seedlings are cultivated to the P10 stage, they are screened again through cage grading to ensure that the shrimp seedlings are of consistent specifications. High-quality broodstock are used for the next generation of breeding, forming a closed-loop breeding system. In addition, an animal model is established through computer software, the growth traits of the family are evaluated, and the breeding plan is continuously optimized. This method ensures the genetic advantage and health status of the broodstock by comprehensively using biostatistics, molecular marker technology and morphological and physiological evaluation, providing an efficient and sustainable broodstock breeding strategy for the whiteleg shrimp farming industry.

The invention provides a multipurpose plant growth environment control system, and relates to the field of environment control systems. The multipurpose plant growth environment control system comprises an environment sensing unit, an execution control unit, a core control unit, a remote interconnection unit and a business mode adaptation unit, and the environment sensing unit comprises a PH sensor, a liquid level sensor, an EC sensor, a room temperature sensor, a humidity sensor, an air temperature sensor, a sunlight sensor and a COO sensor. The data acquisition unit is used for acquiring nutrient solution state, greenhouse environment, outdoor environment and gas concentration parameters and is connected with the core control unit through a data bus. The multipurpose plant growth environment control system has the advantage of high automation degree, is high in commercial value, can adapt to multiple scenes, reduces the operating cost, promotes the continuous upgrading of a household cultivation technology, provides technical support for emerging modes such as family farms and community agriculture, and assists in forming a small-scale and high-output-value agricultural industry system.

The invention provides a microbial fertilizer and application thereof, and belongs to the technical field of microorganisms, the microbial fertilizer comprises bacillus cereus RBC-1 with the preservation number of CCTCC NO: M 2021024 and klebsiella oxytoca LZST 2022-02 with the preservation number of CGMCC NO.24286, and the microbial fertilizer comprises bacillus cereus RBC-1 with the preservation number of CCTCC NO: M 2021024 and klebsiella oxytoca LZST 2022-02 with the preservation number of CGMCC NO.24286. The microbial fertilizer provided by the invention can promote plant seeds to germinate under saline-alkali conditions, also has good saline-alkali tolerance, can effectively reduce the alkali content in soil, and can be used for improving saline-alkali soil; the saline-alkali soil conditioner has high stress resistance and growth promoting effects on plants, can promote the growth of plants in saline-alkali soil, and has a good application prospect in agricultural industry application.

The invention belongs to the technical field of slaughtering waste utilization, and particularly relates to a method for harmless resourceful treatment of slaughtering pig stomach contents through animal abdomen passing and application. According to the invention, omnivorous and herbivorous fishes are used as abdominal carriers, resource harmless treatment of slaughtered pig stomach contents is realized, and after the pig stomach contents are treated by the abdominal animal carrier, animal products with balanced nutrition can be obtained and have the advantages of high protein, fat and bioactive substances; the slaughtered pig stomach content can be used as a high-quality food or raw material source in the fields of breeding animals, feed, food, medicines and the like, the additional value of resourceful treatment is improved, and the slaughtered pig stomach content animal abdomen passing carrier and planting and breeding circulation system has the characteristics of renewable resources, low cost, no secondary pollution and applicability, is favorable for expanding the agricultural industry chain, and has wide application prospects. The method promotes industrial transformation and upgrading development, improves biological efficient cyclic utilization of resources, reduces environmental ecological risks, guarantees national food safety, and creates and increases income.

This system provides a technical solution for managing product sales, inventory, and deliveries through QR codes and predictive analytics. It incorporates algorithms that generate and assign unique QR codes to products based on real-time sales data from farmers. These QR codes provide direct links to product information, facilitating efficient inventory management and customer engagement. The system also leverages predictive analytics to forecast product demand by analyzing historical sales data, adjust inventory levels, and optimize delivery driver assignments based on proximity to farms. The hardware supporting the system includes servers, processors, network components, and scanning devices to ensure reliable operation and data synchronization. By automating QR code generation, integrating sales data, and dynamically assigning drivers, the system improves operational efficiency, minimizes errors, and enhances the customer experience.

The invention belongs to the technical field of modern agriculture, and particularly relates to application of an SlWRKY46 gene in improvement of tomato salt stress resistance. According to the invention, a tomato SlWRKY46 gene knockout and overexpression plant is constructed through a gene means, and the expression level of the SlWRKY46 protein is regulated to research the regulation mechanism of the SlWRKY46 protein on the salt resistance of tomatoes. Results show that salt stress can obviously induce transcription of SlWRKY46 and accumulation of SlWRKY46 protein, and overexpression of SlWRKY46 under salt stress can improve accumulation of tomato biomass, increase the content of green fluorescence in leaves and reduce the content of conductivity, so that salt stress tolerance of tomatoes is improved. In the modern agricultural industry, a gene resource is provided for cultivating a salt-tolerant tomato new variety, and the gene has a relatively good potential application value and lays a theoretical foundation for researching a mechanism of tomato plants responding to stress signals and a molecular mechanism of the tomato plants responding to complex and changeable environmental factors.

The invention relates to an agricultural industry economic risk tracking and early warning method and system based on key indexes. The method comprises the following steps: constructing a generative adversarial network comprising a scene generator and a double-task discriminator, inputting historical agricultural indexes into the generator to generate a pseudo-risk scene and a candidate threshold value, and inputting a real sample and a generated sample into the discriminator for adversarial training; the discriminator discriminates sequence authenticity and threshold-scene matching rationality at the same time, and enables the network to learn complex mapping between a risk scene and an early warning threshold through iterative optimization, thereby training a threshold prediction sub-network. During early warning, a complete scene is spliced based on a real-time index and a prediction sequence to be input into the network, and an optimal threshold highly matched with the current risk is dynamically generated, so that adaptive and scene-sensitive intelligent early warning is realized, the defects of lagging and rigidness of a traditional threshold method are overcome, and the accuracy and foresight of agricultural risk early warning are remarkably improved.

This invention belongs to the field of seahorse farming technology and discloses a feed additive that promotes the growth of striped seahorses and its application. Specifically, it discloses a feed additive comprising carotenoids, sea squirt powder, oyster powder, mannan oligosaccharides, probiotics, and vitamins. This invention provides a feed additive containing carotenoids, sea squirt powder, oyster powder, mannan oligosaccharides, probiotics, and vitamins. Adding this feed additive to seahorse feed can significantly promote seahorse growth (significantly increasing weight gain rate, specific growth rate, and body length growth rate) and improve seahorse survival rate. This feed additive not only helps improve the economic benefits of seahorse farming but also provides strong technical support for the sustainable development of the seahorse farming industry.

The invention discloses a non-contact in-vivo pig backfat thickness measuring method based on point cloud and deep learning. The model building method comprises the steps of depth image acquisition, image screening, image segmentation, depth image-to-point cloud conversion and pig back point cloud information acquisition. Point cloud preprocessing: using the pig back point cloud information to construct a point cloud deep learning regression model to extract back point cloud features, and training the model; the deep learning model comprises a point cloud local geometric feature extraction module which performs down-sampling on point cloud and uses three levels, the first two layers aggregate point cloud local features in three scales, and the last layer aggregates point cloud global features; and a feature fusion strategy of combining shallow details with deep semantics is adopted to consider both local details and global semantics so as to improve the model prediction precision. According to the method, surface information can be rapidly and accurately obtained without directly contacting with animals, prediction is carried out through point cloud data in combination with a deep learning model, and an efficient and convenient phenotype determination means is provided for the breeding and breeding industry.

The invention relates to the technical field of microorganisms, and particularly discloses penicillium baylii, a microbial agent of the penicillium baylii and application of the penicillium baylii. The preservation number of the Penicillium bilaiae AN2208 is CGMCC (China General Microbiological Culture Collection Center) No.41525, and the Penicillium bilaiae AN2208 is used as a culture medium of the Penicillium bilaiae AN2208. The penicillium baylii AN2208 provided by the invention has remarkable advantages in the aspects of microbial inoculum activity maintenance, plant surface colonization propagation and generation of antibacterial metabolites, so that the penicillium baylii AN2208 has huge application potential in biological prevention and control of citrus anthracnose, a new strain resource is provided for prevention and control of citrus anthracnose, and the penicillium baylii AN2208 has a wide application prospect. The method is expected to provide a new efficient, green and sustainable disease control approach for the citrus industry, and has high practical value for promoting the healthy development of the agricultural industry and protecting the ecological environment.

This utility model discloses a temperature-controlled tent for agricultural industrial parks, including a tent and a ventilation mechanism. The ventilation mechanism includes a limiting frame fixedly connected to the inner wall of the tent. A sealing gasket is fixedly connected to the outer side of the limiting frame, and a ventilation door is movably connected to the left side of the sealing gasket. A round rod is fixedly connected to the inner wall of the ventilation door, and the bottom of the round rod is movably connected to the bottom of the inner wall of the tent via a bearing. When the round rod rotates, it can drive the ventilation door to open outward. A drive mechanism is provided on the left and right sides of the tent. When in use, this utility model, under the action of the ventilation mechanism, drive mechanism, clutch assembly, transmission mechanism, control mechanism, and limiting assembly, can quickly ventilate and dissipate heat from the temperature-controlled tent, avoiding the poor ventilation efficiency caused by only being able to open the roof for ventilation in agricultural industrial park temperature-controlled tents, thus giving it the advantage of ease of use.

The invention discloses a agriculture-aiding live broadcast AI large model system based on natural language and image recognition, and belongs to the technical field of artificial intelligence. At present, agricultural product sales is hindered due to the fact that an anchor is busy in production, energy is dispersed, live broadcast explanation is absent, and question answering is inaccurate. The system aims at breaking the bureau and comprises a plurality of key modules such as a knowledge base and deep learning. The knowledge base stores mass agricultural knowledge and response templates; the deep learning module mines agricultural product text and image information optimization reply identification; the neural network algorithm module processes input data; the natural language module analyzes audience character consultation; the image recognition module insights the appearance and quality of agricultural products; the intelligent interaction module generates targeted reply and recommendation information; the audience feedback module collects live broadcast feedback and optimizes user portraits and models. The system has remarkable advantages, can accurately answer questions and intelligently recommend, realizes model self-optimization, assists agricultural product sales and agricultural industry digital transformation, and has great application value.

The present invention relates to a photobioreactor designed for the cultivation of microalgae, specifically the microalga Chlorella, with applications in animal and poultry feed as well as human food additives. This invention falls within the fields of microbiology, food preparation, human and animal nutrition, and agricultural industry practices. The photobioreactor is engineered to enable cost-effective mass production of microalgae by incorporating systems for injecting micronutrients into the culture medium. Additionally, the invention includes a classification system for sorting the produced microalgae and a refinement process for preparing the classified microalgae as a final product suitable for use in various nutritional compounds.

This invention relates to a large-scale model-based multi-agricultural industry information full-chain service system and method, specifically for agricultural technology extension services, belonging to the field of systems or methods particularly applicable to agriculture. The system includes: an information acquisition device for collecting multi-agricultural industry information of a designated agricultural planting area during the current season's planting; and a planting prediction device for intelligently predicting crop production quantities based on the multi-agricultural industry information using a large-scale model-based full-chain service. This invention addresses the technical problem of difficulty in predicting planting effects based on multi-agricultural industry information for different agricultural planting areas. By designing different large-scale models-based full-chain services for different agricultural planting areas, and based on pre-production industry information, in-production industry information, and even some post-production industry information, it achieves intelligent prediction of planting effects, thereby solving the aforementioned technical problem and providing valuable reference data for the implementation of subsequent agricultural technology extension services.

The invention discloses a primer pair for identifying genders of sturgeons and application of the primer pair, and relates to the technical field of biological detection. The primer pair comprises an upstream primer of which the nucleotide sequence is shown as SEQ ID NO.2 and a downstream primer of which the nucleotide sequence is shown as SEQ ID NO.3. The primer pair is combined with a PCR amplification technology, molecular identification of sturgeon genders can be rapidly and accurately achieved in the juvenile fish stage, and the accuracy rate reaches 98%. Compared with a traditional method, the method has the advantages that damage to fish bodies or limitation to mature individuals is avoided, and noninvasive sex identification suitable for the whole growth cycle is achieved. In addition, compared with other low-accuracy molecular identification methods, the primer pair has higher identification accuracy, and can effectively reduce the risk of misjudgment. The method is of great significance in promoting the sturgeon breeding industry to develop towards the efficient and accurate direction, and a solid foundation is laid for technical research and development in related fields.