185 results about "Feed quality" patented technology

The invention discloses a method for detecting probiotics in fermented rotten vegetable feed based on the Internet of Things, and relates to the technical field of microbiological detection, and the method comprises the following steps: obtaining complete echo signal time sequence data, and carrying out high-frequency sampling on an echo signal time sequence by a sliding time window with a fixed length, and constructing a three-dimensional optical signal transient feature vector. According to the method, the transient feature vector of the three-dimensional optical signal is constructed, and a disturbance residual error and time sensitive weight mechanism is introduced, so that the abnormal disturbance of the optical signal is accurately recognized; by combining the optical interference index and the dynamic sampling window adjustment strategy, the refractive index mutation area is automatically avoided, the sensing misjudgment and data distortion are avoided, the detection stability and accuracy of the probiotic activity state in the fermentation environment are remarkably improved, and the intelligent monitoring capability of the feed quality is enhanced.

The invention discloses an unconventional feed quality evaluation grading method and system, and particularly relates to the technical field of feed quality evaluation. Conventional nutrients, functional nutrients and harmful substance components are comprehensively analyzed through a high-precision detection technology; constructing a multi-factor synergistic toxicity evaluation model, quantifying the synergistic effect of the various harmful substances based on the toxicity equivalent factors and a matrix interaction analysis method, and outputting a synergistic toxicity index; the overall quality of feed samples is evaluated by combining detection results and toxicity indexes, the feed samples are classified into high-quality, qualified and unqualified grades, targeted application suggestions and risk control measures are provided, a cloud database is constructed to record evaluation data, and an Internet of Things sensor is used for monitoring supply chain quality fluctuation in real time, automatically identifying abnormities and triggering early warning. Dynamic management of feed quality is achieved, scientificity and accuracy of quality evaluation of unconventional feed are effectively improved, potential safety hazards are reduced, and safe popularization and efficient application of the system in the breeding industry are promoted.

The invention belongs to the technical field of feed quality online production monitoring, and discloses a feed quality online production monitoring method based on big data analysis. According to the method, the processing procedure quality and the processed finished product quality of the target feed production process are comprehensively analyzed, and the quality condition from the production process to the final product can be comprehensively grasped through the analysis mode. By strictly monitoring the processing procedures, problems in the production process can be found and corrected in time, the problems are prevented from being amplified in subsequent links, and therefore the stability of the quality of processed finished products is ensured. According to the method, the processes of burdening, crushing, stirring and the like are analyzed, then the burdening procedure quality evaluation condition and the processing procedure quality evaluation condition are obtained, the analysis mode can comprehensively grasp the quality condition of the whole processing flow, potential quality risks and potential safety hazards can be found in time, and corresponding prevention measures are taken. And the risk in the production process is reduced, and the product quality is guaranteed.

The invention relates to the technical field of feed quality control, in particular to an intelligent feed processing quality control method and system. According to the method, the operation parameters and the environment temperature and humidity of the production equipment are acquired in real time, and the environment and equipment state parameter set is established, so that the influence factors of the production conditions are quantified, and an accurate basis is provided for parameter adjustment of the subsequent processing flow. In the production process, the adaptive processing flow threshold value is calculated based on the operation stability of equipment and the change trend of raw material components, and unstable product quality caused by raw material fluctuation or equipment state change is avoided. And whether key indexes in the production process are in an adaptive range or not is dynamically judged by combining the change conditions of the steam absorption rate and the granulation pressure, so that the processing flow control is finer. For trend deviation possibly occurring in the production process, the stability of the production process is analyzed by analyzing the equipment load level, the energy consumption change synchronism and the abnormal trend of processing flow parameters.

The invention discloses an unconventional feed quality assessment method and system, and relates to the technical field of unconventional feed quality assessment, and the method comprises the following steps: in a feed high-temperature drying treatment process, establishing a multi-dimensional sensing monitoring baseline, continuously obtaining mercury vapor concentration gradient, moisture evaporation rate and airflow velocity field data in a feed drying environment, and calculating the quality of the feed; forming a time sequence feature set reflecting the dynamic change of mercury vaporization; and constructing a gas-solid interaction analytical model by using the time sequence feature set, and carrying out coupling analysis on the mercury vapor migration trajectory and the temperature distribution and humidity distribution of the feed particle surface to generate a spatial distribution data set representing the spatial distribution feature of the mercury vapor redeposition region. According to the invention, the whole-process monitoring and dynamic regulation and control of mercury vaporization, migration and redeposition in the feed drying process are realized, through multi-dimensional monitoring, amplitude limiting control and high-frequency disturbance, the mercury distribution is balanced, the risk is reduced, the drying safety and the feed quality stability are improved, and the controllable management of heavy metal pollution is effectively realized.

The invention relates to the technical field of video monitoring, in particular to a video monitoring system for feeding beef cattle with forage, and according to the technical scheme provided by the invention, continuous monitoring shooting can be carried out in a beef cattle feeding area and a forage storage area in a breeding area, a feeding video capable of reflecting the feeding condition of the beef cattle feeding forage can be obtained, and the feeding quality of the beef cattle feeding forage can be improved. And performing image processing analysis on a display picture in the feeding video frame by frame to obtain various parameters representing the feeding possibility, the feeding amount and the feeding willingness of the beef cattle, and calculating the feeding abnormal factors of the beef cattle in the monitoring video according to the parameters obtained by image processing. The technical scheme provided by the invention supports continuous detection of the beef cattle feeding abnormity factors through the monitoring video, can assist in judging whether the beef cattle has feeding abnormity conditions or not and timely sending out corresponding alarm information, effectively guarantees the feeding safety of the beef cattle, and has a promotable value.

The invention discloses a feeding control system and method for intelligent poultry breeding, and relates to the technical field of poultry feeding control. Physiological data of poultry in a farm are obtained, then the poultry are bred in different areas, then the breeding density and environment information of poultry breeding areas are obtained through analysis, the appetite of the poultry is regulated and controlled, and the poultry breeding efficiency is improved. The method comprises the following steps of: analyzing the feeding frequency and the feeding amount of each poultry breeding area, analyzing the feeding frequency and the feeding amount of each time of feeding, monitoring the environment of a trough in the feeding process, further controlling and adjusting the trough and a discharge port, continuously monitoring the physiological data of poultry in each poultry breeding area, and feeding back the physiological data. According to the method, the standard body weight of the poultry is controlled through appetite control and feeding control, the growth consistency of the poultry in a farm is guaranteed, the quality of feed is also guaranteed, and diseases caused by diet are avoided.

The invention belongs to the technical field of microbial fermentation, and particularly relates to a method for preparing rapeseed meal polypeptide through mixed bacteria combined fermentation of rapeseed meal. The mixed strain composition suitable for fermenting the rapeseed dregs is obtained through screening, and the rapeseed dregs are subjected to combined fermentation by adopting the mixed strain composition, so that the content of soluble peptides in a fermentation product can be increased, and the content of anti-nutritional factors such as glucosinolates in the fermentation product can be reduced; the antioxidant performance of the rapeseed meal fermentation peptide can be improved, and the rapeseed meal fermentation peptide feed has better nutritional efficacy and feed quality and is wide in application prospect.

The invention discloses a sorghum brown midrib mutant gene bmr34 related to high digestibility and application of the sorghum brown midrib mutant gene bmr34. The haplotype of the mutant gene bmr34 can specifically reduce the lignin content by 2.99% without affecting the biological yield. The invention provides the KASP marker which can accurately locate the bmr34 gene of sorghum and is closely linked with the bmr34 gene of sorghum, so that the breeding efficiency can be greatly improved, the breeding process is accelerated, and the KASP marker has important theoretical and practical significance for improving the quality of sorghum feed.

The invention discloses a beef cattle straw feed preparation method based on compound strain synergistic fermentation, and relates to the technical field of feed processing, and the beef cattle straw feed preparation method comprises the following steps: screening bacillus, lactic acid bacteria and the like to construct an initial compound strain, and screening a high-degradation-ability strain combination through a directed evolution system (30-45 DEG C, pH 4.0-7.0, and lignocellulose 5-15g / L); the straw lignocellulose structure is destroyed through microwave-assisted pretreatment (the power is 200-800 W, and the time is 1-5 min); high-efficiency fermentation is realized through double-stage fermentation (the pH is reduced at 30-35 DEG C for 12-24 hours in the first stage, and stubborn components are degraded at 35-40 DEG C for 36-60 hours in the second stage) and intelligent regulation and control. According to the method, the content of crude protein in the straw is increased to 15.2%, the content of crude fibers is reduced to 19.8%, the degradation rate of lignocellulose reaches 62%, the quality of the feed is remarkably improved, and a new path is provided for recycling of agricultural wastes.

The present invention provides a compound feed for freshwater fish and a preparation method thereof, comprising the following raw materials in parts by weight: 39-44 parts of corn protein powder, 22-34 parts of cottonseed protein powder, 5.4-9.2 parts of black soldier fly larva powder, 11-23 parts of fish oil, 20-30 parts of Schizochytrium powder, 7.5-12.4 parts of soy lecithin powder, 4-10 parts of maltitol, 8-12 parts of sodium butyrate, 8-15 parts of Chinese herbal medicine liquid, 0.2-0.8 parts of compound fermenting agent. Through steps such as raw material mixing, Chinese herbal medicine liquid fermentation, homogenization, puffing and spray drying in sequence, the feed quality control is carried out, so that the compound feed has a relatively high absorption rate and palatability, ensures the intake of the components of the Chinese herbal medicine fermentation liquid, significantly improves the survival rate and growth rate of freshwater fish, and has remarkable economic benefits.

The invention discloses a fish feed oil injection method and device, electronic equipment and a storage medium, and relates to the technical field of fish feed production.The method is applied to an oil injection machine, the average feed volume and the average feed weight of fish feed to be subjected to oil injection are firstly obtained, and the target oil proportion is obtained; and then determining a target parameter group from a plurality of preset parameter groups based on the target grease ratio, the average feed weight and the average feed volume, and then controlling the operation of the oil spraying machine based on the parameters in the target parameter group, so that the operation of the oil spraying machine is automatically controlled according to the specification requirements of the fish feed, and the operation efficiency is improved. Parameters of the oil sprayer do not need to be manually set, and efficiency is high. Moreover, each parameter group is obtained based on the production data of the fish feed with qualified grease uniformity, so that the operation of the oil spraying machine is controlled based on the parameters of the target parameter group, the grease uniformity of the produced fish feed tends to be qualified, and the feed quality can be improved.

The invention relates to the technical field of feed fermentation production, in particular to microbial feed fermentation equipment and a fermentation method. The microbial feed fermentation equipment comprises a fermentation barrel and a drum-type vacuum stirring tank; the fermentation method of the microbial fermented feed comprises the three steps of fermentation liquor preparation, vacuum injection of the fermentation liquor into the expanded feed and continuous fermentation of the microbial feed, air in the drum-type vacuum stirring tank is emptied, negative pressure in the tank is kept, and the fermentation liquor uniformly permeates into the expanded feed, so that the situation that the fermentation liquor stays on the surface and is not uniformly distributed is avoided; a feed puffing process causes that strains cannot survive after puffed particles are prepared at high temperature in a traditional way of fermenting raw materials. According to the invention, through secondary fermentation and re-injection of the fermentation broth, the strain activity is fully ensured, the feed is subjected to secondary fermentation, and the feed quality is comprehensively improved.

A 16SrDNA sequence of the ruminant rumen-source bacillus ginseng geobacillus is shown as SEQ ID NO.1. A strain is collected from a ruminant rumen and inoculated to a culture medium with straw as a substrate for anaerobic culture and passage enrichment culture to obtain a dominant strain utilizing the straw, screening culture of cellulosic bacteria is performed, single colony selection and purification are performed, and the ruminant rumen-source bacillus ginseng geobacillus is obtained. The strain with the cellulose monodegradation capability is obtained. The bacillus panacis disclosed by the invention is high in adaptability, can effectively ferment feed in aerobic and anoxic environments, can quickly start fermentation, is high in stability in the fermentation process, improves the quality of the feed and reduces the feeding cost.

The invention belongs to the technical field of feed additives, and particularly relates to a feed additive for improving the production performance, egg quality and body health of laying hens and application of the feed additive. The feed additive is composed of mulberry leaf powder and bacillus licheniformis. The invention also provides a feed which is composed of a basic feed and the feed additive, each 1kg of the feed contains 1 * 10 < 10 > CFU of bacillus licheniformis, and the mass of the mulberry leaf powder is 9%-15% of the mass of the feed. Animal experiments prove that the feed additive disclosed by the invention has no obvious negative influence on the production performance and the body health of laying hens, and can also obviously improve the egg quality. The invention provides a feasible scheme for reduction and substitution of soybean meal and corn in livestock and poultry feed, and has important practical significance for relieving structural shortage of protein feed raw materials.

The invention belongs to the technical field of nondestructive detection of silage corn feed quality, and provides a silage corn feed quality detection method and system based on olfactory visualization and visible near infrared spectrum adaptive information fusion, and the method comprises the following steps: constructing an information acquisition system fused by CSA and VIS-NIRS to comprehensively obtain feed sensory quality characteristics; a system is used for collecting silage corn feed smell sensor (CSA) and visible near infrared spectrum (VI-NIRS) information, a silage sample data set is constructed, and the two sets of information are preprocessed. Wherein the CSA information is collected with newly constructed color components. According to the method, the CSA and VI-NI RS information can be intelligently and adaptively fused according to the to-be-detected silage sample and the quality index characteristics of the to-be-detected silage sample, so that the accurate and nondestructive detection of the quality of the silage corn feed is realized.

The invention belongs to the technical field of anomaly recognition, and provides a feed particle processing method and system with fermented silkworm excrement as a raw material, and the method specifically comprises the steps: firstly, arranging an infrared thermal imager in a conditioner in a feed granulator, collecting and storing infrared images in real time through the infrared thermal imager in a low-temperature granulation process, obtaining an infrared image sequence, and carrying out the low-temperature granulation process through the infrared image sequence; the method comprises the following steps of: acquiring a plurality of infrared images, performing regional division on the infrared images to obtain a plurality of processing regions, performing gelatinization missing risk analysis on a low-temperature processing process of each micro-processing region to obtain a gelatinization null value, and performing gelatinization anomaly identification on the feed according to the gelatinization null value. The local gelatinization hysteresis phenomenon caused by micromechanisms such as heat transfer path delay, particle heat capacity difference and moisture migration limitation is accurately dealt with through gelatinization deletion risk analysis, and feed particles with the pulverization risk are positioned in the feed subjected to low-temperature treatment, so that the feed pulverization risk of the raw material prepared from the fermented silkworm excrement is reduced, and the feed pulverization risk of the raw material prepared from the fermented silkworm excrement is reduced. The feed quality is improved.

The invention discloses an intelligent control system for feed production, and relates to the technical field of intelligent control for feed production, a data acquisition module acquires and integrates multi-dimensional data such as raw material flow, crusher rotating speed, production line idle time and energy consumption in real time through a raw material flow monitoring unit and an energy consumption and equipment state monitoring unit. A data set W composed of the parameters can provide comprehensive real-time data support for subsequent optimization scheduling and production control, and it is ensured that key information in the production process is not lost. A denoising processing unit in the data processing module adopts a filtering algorithm, random noise generated in the acquisition process is effectively filtered out, and a missing value is filled by using a mean value filling method, so that a more accurate data denoising set WC is generated. By dynamically regulating and controlling the raw material flow and the equipment running speed, accurate management of energy consumption and continuous optimization of the crushing effect are realized, and the stability of feed quality is ensured.

The present invention relates to the field of feed fermentation technology, and specifically to a pet feed fermentation material mixing device, comprising a processor, a fermentation tank is fixedly connected to the surface of the processor, a motor body is fixedly connected to the surface of one side of the fermentation tank, a control box is fixedly connected to the surface of the processor, a tank cover is hingedly connected to the surface of one side of the fermentation tank, and a pretreatment device is arranged on the surface of the fermentation tank. The pretreatment device enables various feed materials or fermentation agents added into the fermentation tank to obtain the effect of pre-treatment, crushing and stirring, so that the materials can be more fully mixed with each other after entering the fermentation tank, thereby further improving the fermentation effect. When the pet feed of the present invention is fermented and mixed, the materials can be more fully crushed and fused, shortening the reaction time of the fermentation agent, thereby further improving the working efficiency and use effect of the processor, making the material processing effect better, thereby improving the feed quality, and also improving the production efficiency of the pet feed.

A feed composition comprising microalgae-derived biomass according to the present application uses microalgae having a high content of protein, fat, and minerals and free of factors that degrade feed quality, and thus can be effectively used as a fish feed composition.

The utility model relates to the technical field of livestock breeding, in particular to a livestock breeding feed grinder which comprises a grinding box, grinding rollers, a screening assembly and an anti-blocking assembly, the grinding box is connected with the grinding rollers which are symmetrically arranged, a feeding port and a discharging port are formed in the grinding box, the screening assembly is connected into the grinding box, and the anti-blocking assembly is connected to the grinding box. According to the feed screening device, the multiple screening ends of the screening assembly conduct multi-layer filtering, feed located between the screening ends is extruded through the change of the distance between the screening ends, feed generated by feed smashing can be directly discharged, the feed is kept within a certain humidity range, and the situation that the quality of the feed is affected by too high humidity is avoided; the rotating ends of the anti-blocking assemblies synchronously move in the vertical direction along with the screening ends, the rotating ends can stir feed on the screening ends so that the feed can be dispersed and discharged, and the distance between the screening ends can be limited through the size of the rotating ends so that water loss caused by too short distance and too large extrusion force can be prevented.

The utility model relates to the technical field of livestock breeding feed mixing, and discloses a livestock breeding feed mixing device which comprises a support, a mixing tank is fixedly connected to the interior of the support, supporting legs are fixedly connected to the two sides of the upper portion of the mixing tank, and a supporting plate is fixedly connected to the tops of the upper portions of the supporting legs. A quantitative barrel is fixedly connected to the upper portion of the supporting plate, a transverse plate is fixedly connected to the outer portion of the supporting plate, an electric push rod is fixedly connected to the upper portion of the transverse plate, the output end of the electric push rod is fixedly connected with a sealing plate, the sealing plate is attached to the lower portion of the supporting plate, and guide blocks are fixedly connected to the two sides of the outer portion of the sealing plate. Guide rods are fixedly connected to the two sides of the lower portion of the supporting plate. According to the feed mixing device, when feed is mixed, the feed and additives which need to be mixed can be quantitatively added, the proportion error caused by manual operation can be reduced through quantitative adding, and the stability and the consistency of the feed quality can be guaranteed.

The utility model discloses a feeding device for sheep breeding capable of automatically mixing feed, which belongs to the technical field of sheep breeding and comprises a bottom plate, a protective component is connected above the bottom plate, a worker stands outside a breeding farm to pour feed into a feed cylinder, a valve on a discharge pipe is opened, a transverse moving component is started to drive the feed cylinder to transversely move, and the feed cylinder can be automatically mixed. According to the feeding device for sheep breeding, a worker does not need to enter a breeding farm to add feed, time and labor are saved, the risk that sheep flock is infected with diseases is reduced, a protection plate is arranged, the situation that rainwater enters the device can be reduced, the feed quality is prevented from being affected, and the situation that the health of sheep is seriously threatened after the sheep eat the feed is avoided; and by adjusting the connecting assembly, the connecting plate and the protective plate can be detached from the device, so that the connecting plate and the feed cylinder are convenient to maintain or replace, and the practicability is improved.

The invention is suitable for the technical field of feed crushing, and provides a laying hen breeding feed crushing device which comprises a conical material receiving base, a cylinder body, a material guiding draught hood, a shearing cylinder, a crushing structure and a conical screening hopper. The first cutter set and the second cutter set on the rotating shaft are driven by the motor to conduct two-stage smashing treatment on the feed, and the smashing efficiency and the feed particle size uniformity are improved. And a second cutter group in the crushing structure adopts crushing cutters arranged in a rhombus shape, so that the space of a crushing cavity is fully utilized. Multi-stage screening is achieved through the conical screening hopper and the multiple layers of screens, and qualified materials and fine materials are effectively separated. And dust pollution is reduced through the design of the material guide draught hood and the annular filter screen, and health of operators is protected. The buffering rod piece improves the screening efficiency and avoids blocking. The device has the advantages of high crushing efficiency, uniform feed granularity, good screening effect, reduction of dust pollution and the like, and is suitable for high requirements of modern laying hen breeding on feed quality.

The utility model relates to the technical field of feed processing, and discloses a quantitative feeding mechanism for feed processing, which comprises a support. The feeding bin is fixedly connected to the top of the support, and the hopper is fixedly connected to the top of the feeding bin; the motor I is arranged on the right side of the outer part of the feeding bin; the first rotating rod is fixedly connected to the output end of the first motor, the first rotating rod is rotationally connected to the interior of the feeding bin, and the second rotating rod is rotationally connected to the interior of the hopper; the first gear and the second gear are meshed with each other, and the first gear is fixedly connected to the left side of the outer portion of the first rotating rod. According to the feeding device, in the feed processing process, quantitative feeding of raw materials is facilitated, manual operation of operators is not needed, the situation of excessive feeding or small feeding is avoided, and therefore the quality of feed is improved.

The utility model discloses an automatic feed quality monitoring device which comprises a main machine base, a driving arm and a temperature and humidity sensor, a base is welded to the bottom of the main machine base, a servo motor is installed in the base, the output end of the servo motor is connected with a lead screw for transmission in the main machine base, and the lead screw is connected with the driving arm. The transmission lead screw is in threaded connection with a transmission nut seat, the driving arm is welded to one end of the transmission nut seat, and a machine shell and a supporting rod are sequentially welded to the top of the driving arm. By installing the supporting rod and the like, when the device is used, the five negative pressure sampling boxes which are distributed up and down in the vertical direction are arranged at one end of the supporting rod, so that comprehensive and uniform sampling of materials with different depths in the feed fermentation tank can be realized, and the accuracy of subsequent sampling and feed fermentation quality monitoring operation is improved; the temperature and humidity sensors mounted at the bottom ends of the supporting rods can be used for monitoring the temperature and humidity in the feed fermentation tank in real time.

The present application relates to the technical field of device control, and in particular to a feed quality real-time regulation method and system based on multi-modal data, which mainly includes constructing a feed quality evaluation model, determining whether the current feed is normal based on a quality index, outputting a device regulation index based on the frequency and the deviation rate of the data corresponding to the current target device through a device regulation model, sorting the device regulation index, and outputting the regulation. The above method gives a relatively objective sorting result, and the control system or the staff can adjust the parameters of the corresponding device according to the current sorting result, can complete the regulation in the shortest and most reasonable time, realize the continuous production of the production line, improve the detection efficiency and realize the relatively effective regulation, and at the same time, avoid the traditional static regulation mode, and adjust the current feed production in real time.

The utility model provides a soybean meal classifying screen which solves the technical problem that the quality of feed is too low due to the fact that bad beans are not removed when soybean meal is classified at present. Comprising a filter box body, multiple layers of filter screens arranged at intervals in the vertical direction and a supporting frame arranged at the bottom of each layer of filter screen, the filter screens are located in the filter box body, the supporting frames are connected to the inner wall of the filter box, the supporting frames are larger than the filter screens, and the filter box is provided with a feeding pipe and a liquid inlet pipe; the driving assembly is connected to the filter screen and drives the filter screen to reciprocate in the horizontal direction; the drying box is connected to the filter box body and comprises a drying box body and a plurality of nozzles arranged in the drying box body, the nozzles are connected with an air source, and an electric heating wire is arranged on the inner wall of the box body; the recycling box is connected to the filter box body; and the grading box is connected to the drying box body, a screen is arranged in the grading box, the drying box body is provided with a first discharging pipe located above the screen and a second discharging pipe arranged below the screen, low-quality beans are screened out, and the quality of finished products is improved.

The utility model belongs to the technical field of feed processing, and particularly relates to a feed mixing and adding device which comprises a mixing and stirring bin and a feeding port, an additive storage box is fixedly connected to one side of the mixing and stirring bin, a top cover plate is arranged at the top end of the additive storage box, and three discharging ports are formed in the additive storage box. The inner wall of the additive storage box is rotationally connected with three rotating discs, and each rotating disc is provided with two discharging through holes. Quantitative feed additives fed from the feeding port are transferred to the position of the discharging groove to be fed through the feeding through hole, and a worker controls the number of rotation turns of the rotating disc, so that the number of alignment times of the feeding through hole, the feeding port and the discharging groove is achieved, and the release amount of the feed additives is increased; manual weighing or control over the feeding amount of the additive according to experience is not needed, the accuracy of the feed additive amount is improved, the influence on the feed quality is reduced, and the working efficiency is effectively improved.

The invention is suitable for the field of feed quality management, and provides a feed production quality management method and system, and the method comprises the steps: collecting a physical shape index of a to-be-detected feed; identifying physical shape indexes of the to-be-detected feed, and sorting primarily-selected qualified feed and primary abnormal feed; the safety limit requirement information of the primarily-selected qualified feed is recognized, and non-threat feed and secondary abnormal feed in the primarily-selected qualified feed are sorted; identifying nutrient component targeting information of the non-threat feed, and sorting high-quality feed and third-level abnormal feed in the non-threat feed; according to the method and the system, the follow-up detection cost is greatly reduced, the safety of the feed is monitored, harmful feed is effectively prevented from flowing into a breeding process, and meanwhile, the quality of the feed is improved. The nutrient targeted recognition assistance precise formula ensures the growth performance of animals, real-time proportion calculation and feedback are achieved, and feed waste is reduced.