400 results about "Breeding chicken" patented technology

The invention provides a multi-modal information fusion feeding decision-making system and method for chicken breeding behavior recognition, and the method comprises the steps: collecting a multi-source heterogeneous data set, and extracting a primary fusion feature vector; constructing a triple knowledge graph; mining implicit association rules of the ingestion frequency and the body temperature; performing secondary fusion on the primary fusion feature vector and an implicit association rule to generate an intermediate decision feature; and generating a feeding decision instruction through the pre-training decision model and the expert rule base. According to the method, the knowledge graph is constructed, GNN reasoning is utilized, and a manual preset rule static mode is replaced; performing secondary feature fusion, generating intermediate decision features by combining primary fusion features and implicit rules, and then combining a pre-training model and an expert rule base, ensuring decision real-time performance, integrating domain knowledge, outputting accurate adjustment parameters, realizing full-link intelligence, improving the accuracy and adaptability of breeding chicken feeding decisions, and improving the accuracy and adaptability of chicken feeding decisions. Therefore, dynamic requirements of complex breeding scenes are met, and chicken flock health and breeding efficiency improvement are promoted.

The invention discloses an intelligent henhouse environment concentration monitoring system, and relates to the technical field of henhouse environment concentration monitoring. The influence of changes of environmental parameters in a henhouse in different seasons on chicken raising is solved. The system specifically comprises a sensor module, a data acquisition module, a data transmission module, a data processing module and a remote monitoring module, the sensor module acquires various environmental parameters in a henhouse and transmits the acquired data to the data acquisition module, and the data acquisition module receives the data transmitted by the sensor module, pre-processes the data and transmits the pre-processed data to the remote monitoring module. The preprocessed data is uploaded to the data processing module through the data transmission module, the data processing module analyzes and processes the data, and the collected original data is converted into useful information understood by a breeder. Parameters of the model can be obtained by fitting the model into historical data, and the parameters are used for predicting the influence of changes of environmental parameters in the henhouse on chicken raising in different seasons in the future.

The invention, which belongs to the image processing field, relates to an occlusion-sensing cage-rearing chicken detection method comprising the following steps: constructing a cage-rearing chicken image data set; constructing a multi-scale edge feature extraction module, performing multi-scale feature perception on an input image, enhancing edge features of each scale, performing splicing, screening out key edge features highly related to a target task, and further constructing representative feature representation; a context guide feature fusion module is constructed, and local features and surrounding context information are fused while down-sampling is carried out; a multi-scale shielding perception detection head is constructed, and the perception capability of a shielding scene is enhanced; constructing a target detection network model, and performing training and evaluation; and inputting newly collected cage-rearing chicken image data into the trained target detection network model to realize accurate detection of a cage-rearing chicken target. According to the method, the chicken detection performance of the model in a complex cage rearing environment is remarkably improved, and expression of detail features such as feather textures and cockscomb contours is enhanced.

The invention provides a cage-rearing chicken abnormal behavior detection and early warning system and method based on image analysis, and relates to the technical field of computer vision. The ammonia concentration can be indirectly speculated through environmental pollution influence indexes, the cost of an ammonia concentration monitoring sensor can be saved, and the detection accuracy is improved. A stimulation influence index is introduced to further analyze the influence of burst noise intensity and particulate matter concentration on lower-layer cage rearing chickens, and the spatial relevance and the time dynamic nature of multi-point abnormal behavior detection results are analyzed, so that real-time dynamic evaluation can be carried out aiming at an instantaneous high-frequency stimulation event; the system is suitable for large-scale abnormal behavior recognition and management adjustment tasks in a high-density breeding scene, independent effects of different environment factors can be recognized, complex interaction effects of the environment factors can be revealed, early warning threshold values of cage rearing chickens of all grades are set, and early warning strategies of different grades are implemented based on the early warning threshold values.

The invention relates to the field of microbial feeds, in particular to a two-cut ramulus mori fermented feed and application thereof in chicken raising, two-cut ramulus mori is high in yield and low in collection cost, and feed cost can be greatly reduced. According to the method, silage conditions are optimized for ramulus mori raw materials, firstly, bacterial strains are screened, a bacterial strain XMS03 and a bacterial strain XMS01 are selected for silage of the two-cut ramulus mori, and the two-cut ramulus mori fermented feed is obtained. The method effectively improves the ensiling efficiency of the ramulus mori, assists the ensiling of the two-cut ramulus mori by optimizing an auxiliary agent and adding cellulase and molasses, improves the quality of the ramulus mori ensiling feed, effectively improves the application range of the waste two-cut ramulus mori, can change wastes into valuables to the greatest extent, and meanwhile, due to the fact that the used raw material is the two-cut ramulus mori, the ensiling efficiency of the ramulus mori is greatly improved. Compared with the whole-plant ramulus mori reported in the prior art, the method is simpler in obtaining mode and lower in cost, and compared with the whole-plant ramulus mori reported in the prior art, the nutritional ingredients of the fermentation substrate are more stable, and the application range of the two-cut ramulus mori is widened.

The invention relates to the technical field of metabolic gas monitoring, in particular to a device and method for monitoring metabolic gas of bred chickens, the device comprises a chicken raising room, a plurality of separated raising areas are uniformly arranged on the bottom surface in the chicken raising room, a sliding rail is fixedly arranged on the inner wall of the upper end of the chicken raising room, a sliding rod is slidably connected to the sliding rail, and a sliding groove is formed in the bottom surface of the sliding rod; a sliding block is slidably connected into the sliding groove, a multi-stage electric cylinder is installed on the sliding block through an installation base, a circular block is fixedly arranged on the bottom face of a piston rod in the middle of the multi-stage electric cylinder, an air suction cover and an atomization nozzle are fixedly connected to the bottom face of the circular block, the air suction cover communicates with an air suction hose, and the atomization nozzle communicates with a water conveying hose. According to the invention, the flexibility of the monitoring device is enhanced, so that the air suction cover can be accurately positioned to an air discharge point at any height and position in a chicken raising room to adapt to the activity habits of chickens at different growth stages or different varieties, the accuracy and comprehensiveness of monitoring data are ensured, and powerful support is provided for the overall evaluation and regulation of a raising environment.

The invention discloses a method for establishing a cell line by serum-free culture of PGCs (Primordial Germ Cells) of breeding poultry, the cell line is prepared by blending calcium-free DMEM (Dulbecco Modified Eagle Medium), water and Knockout-DMEM, the cell line is more suitable for osmotic pressure and calcium ion concentration required by proliferation of the PGCs of the breeding poultry, various components of serum-free culture are perfected by using fresh egg white, and the cell line is more suitable for proliferation of the PGCs of the breeding poultry. The combination of growth factors required by primordial germ cells is optimized by adding the FGF-1, so that 100% of cell line establishment efficiency and rapid growth of cells from reproduction crescent, blood and gonad tissues of chicken embryos are realized, and a technical basis is provided for poultry frozen breed conservation, stem cell propagation and gene editing operation.

The invention discloses an environment monitoring system and method for free-range chickens, and relates to the field of free-range chicken environment monitoring, the system comprises a chicken coop body, supporting frames are fixedly arranged on the inner wall of the chicken coop body at equal intervals, feeding plates are slidably arranged on the inner walls of the supporting frames, and feeding troughs and water drinking troughs are distributed on the feeding plates; a spring is fixedly arranged at the bottom of the feeding disc, one end of the spring is fixed to the inner wall of the henhouse body, a sleeve is fixedly arranged in the henhouse body, a sliding rod is slidably arranged on the inner wall of the sleeve, and the sliding rod is fixed to the bottom of the feeding disc; the weight of food and water is used as a power source, the feeding disc is arranged on the supporting frame, the compression spring starts a gliding mechanism immediately, the feeding disc and the sliding rod are pushed to ascend along the sleeve along with feeding and water drinking of the free-range chickens, load reduction and spring reset, and the feeding condition of the free-range chickens can be evaluated conveniently by observing the height change of the feeding disc. And the health condition is indirectly reflected.

The utility model discloses an ecological breeding inhabiting frame for free-range chickens, which relates to the technical field of ecological breeding and comprises an inhabiting bin, supporting plates are fixed on the left side and the right side of the inhabiting bin, two stand columns are fixed at the top of the inhabiting bin, a top plate is fixed at the top ends of the two stand columns, two U-shaped seats are fixed on the lower surface of the top plate, and carrying columns are arranged on the U-shaped seats in a penetrating manner. And the U-shaped seat is rotationally connected with the carrying column through a bearing, and the carrying column is fixedly sleeved with a gear and a set of fixing blocks. The traction assembly can drive the two gears to rotate at the same time and rotate in opposite directions, so that the two gears pull the two carrying columns to rotate, the two carrying columns pull the two baffles on the front side and the rear side of the inhabitation bin to rotate through the two sets of fixing blocks, and the two baffles can block an inlet and an outlet of the inhabitation bin according to needs. After the free-range chickens enter the inhabiting bin, the two baffles, the box cover and the inhabiting bin can wrap the free-range chickens, and wind and rain are kept out for the free-range chickens.

The invention discloses a microbial fermentation chicken manure fish fertilizer for aquaculture and a preparation method of the microbial fermentation chicken manure fish fertilizer, and belongs to the technical field of agricultural waste resource utilization. The method comprises the following steps: firstly, flushing chicken manure of cage rearing chickens with a photosynthetic bacterium solution and screening out particles; then adding EM bacteria and lactic acid bacteria for composting fermentation; drying the fermentation product; and finally adding zeolite powder loaded with photosynthetic bacteria, mixing and modifying to obtain the final fish fertilizer. Through a unique process of combining multi-strain synergistic fermentation and zeolite powder modification, thorough harmlessness and recycling of the chicken manure are realized. The obtained fish fertilizer not only has comprehensive nutrition and lasting fertilizer efficiency, can effectively promote the growth of plankton in an aquaculture pond, but also has the functions of adsorbing and degrading ammonia nitrogen, hydrogen sulfide and other harmful substances in a water body, and has the remarkable advantages of improving water quality, reducing diseases and increasing the culture yield.

The invention discloses an EFCAB11 gene molecular marker related to chicken leg muscle fiber area proportion and application of the EFCAB11 gene molecular marker, and belongs to the technical field of poultry genetic breeding and biology. The molecular marker related to the chicken leg muscle fiber area proportion is EFCAB11-SNP, corresponds to a 43140218th site of a chromosome 5 of a chicken reference genome bGalGal1. Mat.broil.GRCg7b version published by an Enmbl database, belongs to a 3 'UTR region of an EFCAB11 gene, has a basic group of G or A, and corresponds to a registration number rs314708444 in a dbSNP database. The EFCAB11 gene molecular marker has significant correlation with the chicken leg muscle fiber area proportion, and by detecting the molecular marker in a breeding population, directional breeding of a chicken population with a high red muscle fiber area proportion is facilitated, the breeding chicken selection and remaining accuracy is improved, the breeding progress of meat quality characters is accelerated, and the economic benefit of varieties is improved.

The embodiment of the invention relates to the technical field of breeding management, and discloses a breeding chicken breeding management method, which comprises the following steps: acquiring a temperature detection image group of each breeding area in a chicken house; acquiring position information of each infrared detection pixel point in the temperature detection image, and performing segmentation processing on the temperature detection image according to the position information to obtain a segmented infrared image; inputting the segmented infrared image into a pre-constructed breeding hen temperature identification model for identification so as to obtain an identification temperature set of each monitored breeding hen in the temperature detection image; and matching the temperature identification set with a set temperature condition, and if the temperature identification set is not matched with the set temperature condition, performing early warning according to the position of the breeding hen to remind corresponding management personnel. According to the scheme, the body temperature of the breeding hens is monitored in real time, and possible health problems such as fever can be found in time, so that preventive measures are taken, and occurrence and diffusion of diseases are avoided. The survival rate of the breeding hens is increased, and the breeding cost is reduced.

The present application discloses an intelligent monitoring method and system in a caged chicken house, which relates to the field of intelligent poultry farming technology, and aims to solve the problem that the traditional caged chicken inspection method has low efficiency in monitoring the health of chickens. The intelligent monitoring method in a caged chicken house includes: inputting the environmental parameter value into a first multidimensional data processing device for data analysis and prediction to obtain a first prediction result; inputting the behavior data into a second multidimensional data processing device for data analysis and prediction to obtain a second prediction result; calculating the first prediction result and the second prediction result according to a preset algorithm to obtain a third prediction result; sending the third prediction result to a central control device so that the central control device displays the third prediction result to the user; obtaining the control instruction fed back by the user, and based on the control instruction, intelligently managing the physical environment management device in the chicken house. The above steps improve the management efficiency of the chicken house by the breeder.

The invention discloses an egg breeding chicken comfort evaluation method based on an effective temperature model and application thereof, and the method comprises the following steps: firstly, selecting an egg breeding chicken needing to be evaluated, carrying out different environment humiture and wind speed thermal exposure on the egg breeding chicken by using an environment control cabin, observing the environment temperature when the egg breeding chicken is 50% crowded and piled, and calculating the comfort of the egg breeding chicken; the invention relates to the technical field of livestock and poultry breeding environment regulation and control. According to the egg breeding hen comfort evaluation method based on the effective temperature model and the application thereof, when the method is applied, an egg breeding hen house needs to be further divided into 18 small environment grids, environment sensors are arranged at the corresponding 18 small grids, the environment temperature, humidity and wind speed are obtained in real time, data are transmitted to an environment controller, and the environment controller is connected with the egg breeding hen house. ET real-time in each grid is displayed on a display interface of the environment controller, so that the problem of uneven environment in the henhouse caused by abnormal airflow can be found in time, and a comprehensive evaluation method is provided for effective early warning of cold and heat stress of the egg breeding hens.

The utility model discloses a chicken raising cage frame with excrement cleaning and disinfecting functions, which comprises a supporting foot stool and a plurality of chicken raising frames fixedly arranged on the supporting foot stool, a driving mechanism used for power transmission is fixedly arranged among the plurality of chicken raising frames, and driving rollers are rotatably arranged at two ends of the inner side of each chicken raising frame. According to the chicken raising cage frame with the excrement cleaning and disinfecting functions, the vertical frame type design is adopted for the chicken raising frame, layered breeding of chicken raising cages is facilitated, a traditional excrement collecting cart is replaced with the automatic conveying conveying belt and the scraper blade structure, and when chicken excrement is removed, the chicken raising cage frame is convenient to clean and disinfect. Collected chicken manure can be uniformly transferred into the splash-proof cover through the conveying belt which rotates circularly, breeding personnel do not need to clean the chicken raising frame layer by layer, semi-automatic chicken manure removal can be achieved, labor is saved, convenience is achieved, the labor intensity of the breeding personnel can be reduced, and the chicken raising frame has the advantages of being convenient to maintain and capable of achieving automatic cleaning and disinfection.

The utility model relates to the technical field of chicken breeding, and discloses a chicken breeding house feed quantitative adding device which comprises a feed barrel, the bottom end of the feed barrel is fixedly connected with a discharge pipe, the right end of the discharge pipe is fixedly connected with a connecting box, the front end of the connecting box is fixedly connected with a motor, and the driving end of the motor is fixedly connected with a rotating rod. The outer wall of the rotating rod is connected with a baffle through a gear assembly, the right side of the top end of the material barrel is connected with a fan through a connecting assembly, the inner wall of the outer side of the material barrel is fixedly connected with a heating ring pipe, and the outer wall of the material barrel is connected with a tray through a supporting assembly. According to the feeding device, by reversely rotating the rotating rod, the upper side baffle is driven to move leftwards, and then the lower side baffle is driven to move rightwards, so that quantitative feed located between the two sides of the baffles is fed, quantitative feed adding is achieved, pollution caused by treading of chickens to the incompletely eaten feed is prevented, and waste of the feed is reduced.

The invention discloses a chicken coop smell purification device for raising chickens, relates to the field of chicken coop equipment, and solves the problem that an existing chicken coop smell purification device is difficult to ensure normal purification of odor in a chicken coop. The chicken coop smell purification device comprises a device shell and an air inlet box fixedly mounted on the outer side of the device shell; two symmetrically-distributed air inlet fans are fixedly installed on the outer side of the air inlet box, an installation cylinder is arranged on the inner side of the device shell, four elastic filter screens distributed at equal intervals are fixedly installed on the outer side of the installation cylinder, and an exhaust air bellow is fixedly installed on the left side of the device shell. The purification mechanism is used for continuously purifying gas entering from the gas inlet box, and the purification mechanism is mounted on the inner side of the device shell; according to the efficient air purification device, the purification mechanism, the elastic filter screen and activated carbon are matched to purify entering air, the mounting cylinder can intermittently rotate, the problem that a traditional purification device is difficult to continuously purify the air is solved, and therefore the effect of efficiently purifying the air is achieved.

The invention relates to the field of reinforcement learning, in particular to a system and method for monitoring and analyzing the feeding state of bred chickens based on machine vision. The system comprises a feeding device module, a visual perception module, a weight perception module, an image processing module and a behavior recognition module, and is used for judging whether feeding behaviors exist in each foodstuff unit through a reinforcement learning model, and the reinforcement learning model learns based on image feature-weight change data input in a training stage. In the reasoning stage, identification is performed only based on image data. According to the invention, efficient and non-contact ingestion state intelligent identification without wearing labels by chickens can be realized, and the method has the advantages of high precision, strong generalization ability and simple deployment, and is suitable for intelligent monitoring scenes of large-scale poultry breeding.

The utility model discloses a growing chicken ingestion adjusting device which comprises a first supporting piece, an inner cavity of the first supporting piece is connected with a plurality of sets of troughs in a limiting and sliding mode, first sliding grooves are formed in the two sides of the first supporting piece, inner cavities of the two sets of first sliding grooves are respectively provided with a set of slidable connecting bases, and the connecting bases are connected with the ends of the troughs through fastening bolts. The lifting assembly can drive the connecting seats to ascend and descend, the food troughs are connected with the connecting seats through the fastening bolts, the food troughs can be driven to slide along the first sliding grooves and synchronously ascend and descend, the fastening bolts are loosened, and then the food troughs can slide along the second sliding grooves. After synchronous lifting is carried out, the height of a single group of feeding troughs can be adjusted again, if the sizes of the breeding chickens on each layer are almost the same, synchronous lifting can be carried out, if the sizes of the breeding chickens on a certain layer are slightly small, the layer can be independently adjusted again, and the feeding requirements of the large chickens and the small chickens can be met.

The utility model relates to the technical field of inhabiting frames, and discloses a free-range chicken inhabiting frame which comprises a transverse round rod, connecting pieces, an inclined rod, a first vertical rod, a second vertical rod, a first bottom supporting rod and a second bottom supporting rod, the connecting pieces are fixedly connected to the outer surface of the inclined rod and the outer surface of the first bottom supporting rod, and a hoop is installed on the outer surface of the transverse round rod. The outer surface of the hoop is fixedly connected with a first connecting lug, the inner side of the first connecting lug is rotationally connected with a second connecting lug through a pin shaft, and the top end of the second connecting lug is fixedly connected with an inhabiting disc. The hoops, the connecting lugs and the transverse round rods are rotationally connected, the two ends of the connecting rods are inserted into the arc-shaped grooves of the arc-shaped plates in a penetrating mode, the connecting rods slide in the arc-shaped grooves by lifting the connecting rod ball heads, the connecting plates and the inhabiting discs can be driven to rotate around the pin shafts, the inhabiting discs can be turned over at a time, and the inner straw mats fall off; by means of the design, the straw mats for the free-range chickens to lie down can be replaced regularly, the sanitary condition is effectively guaranteed, and the disease occurrence probability of the free-range chickens is reduced.

The utility model relates to the technical field of chicken raising equipment, in particular to a feed feeding trough for a chicken farm. The chicken farm feed feeding trough comprises a feeding disc and a feed supply barrel erected on the feeding disc. A conical column with an upward conical head is fixedly embedded in the center of the feeding disc, a plurality of annularly-distributed partition plates are fixedly mounted between the conical column and the feeding disc, and the feeding disc is divided into a plurality of annularly-distributed feeding cavities through the partition plates. According to the feed feeding trough of the chicken farm, the feeding disc and the feeding barrel can be rapidly installed and detached, maintenance of workers is facilitated, when the workers find that chicken feed in the feeding barrel is caked and bridged, the servo motor is started to drive the curved rod to rotate, and the problem of bridging of the chicken feed can be rapidly and effectively solved.

The utility model relates to the technical field of chicken raising equipment, and discloses a laying hen house manure collection conveying belt which comprises two fixing plates, the outer wall of a first rotating shaft is fixedly connected with a driving roller, the outer wall of a second rotating shaft is fixedly connected with a driven roller, and the outer walls of the driving roller and the driven roller are rotationally connected with a conveying belt. And one sides of the bottom ends of the two fixing plates are fixedly connected with a fixing frame, and the bottom end of the fixing frame is fixedly connected with a scraping plate. According to the manure collecting and conveying belt for the laying hen house, through the arrangement of the fixing plates, the rotating shafts, the rollers, the conveying belt, the fixing frame and the scraping plate, automatic collection and conveying of chicken manure are achieved, then the burden of manual chicken manure cleaning is relieved, the working efficiency is improved, and the labor intensity is relieved; chicken manure can be conveyed to a designated position from a chicken raising area, meanwhile, residual manure on the conveying belt can be effectively scraped through the scraper at the bottom end of the fixing frame, cleanliness of the conveying belt is kept, and manure accumulation and bacterium breeding are prevented.

This invention discloses an automated chicken farming workshop, relating to the field of chicken farming technology. It includes workshop walls with doors and windows on the front side, and a chicken farming frame installed inside the walls. Multiple sets of chicken cages are vertically arranged and fixed within the chicken farming frame. Support legs are provided at the bottom of the chicken farming frame for auxiliary support. A water supply component is also included, mounted on the chicken farming frame. In the automated farming operation using this invention, the water supply component, feeding component, and feed collection component work together to achieve automated feeding, watering, and centralized egg collection during the chicken farming process. During feeding, a leveling component evenly distributes the pre-placed feed in the feeding trough, ensuring that all chickens in the cages have equal feeding space and feed amount, fundamentally reducing differences in group growth and improving the overall quality of the farming batch.

The utility model discloses a feed uniformizing device of breeding chicken breeding equipment, which relates to the technical field of breeding and comprises a feed guiding support ring, a positioning support rod is welded on the surface of the feed guiding support ring, an outer feed supporting barrel is welded at one end, far away from the feed guiding support ring, of the positioning support rod, a guide support plate is rotatably mounted on the inner side of the feed guiding support ring, and a discharge groove is formed in the surface of the guide support plate. A breeder controls an outer supporting stud to drive a positioning supporting cap to descend on the inner side of an outer supporting barrel, then the positioning supporting cap limits an inner supporting clamping column, at the moment, a guiding supporting plate is adjusted at a guiding supporting ring and then is positioned, and it is guaranteed that breeding hen feed can be evenly put into a feed trough through the mode; meanwhile, the feed uniformizing device can adjust different release rates of the feed with different particle sizes, so that the feed uniformizing device can cope with the feeding rates of different feeds during use, and the reliability of feeding operation of different types of feeds is guaranteed; and the defect that a traditional material uniformizing device does not have the function of accurately discharging various types of feed during use is overcome.

The invention provides application of an FZD4 gene. The FZD4 gene is used for regulating osteogenic differentiation and mineralization of chicken bone marrow mesenchymal stem cells. The FZD4 gene in the chicken bone marrow mesenchymal stem cells is over-expressed and is used for promoting osteogenic differentiation and mineralization of the chicken bone marrow mesenchymal stem cells; or / and the FZD4 gene in the chicken bone marrow mesenchymal stem cells is knocked down to inhibit osteogenic differentiation and mineralization of the chicken bone marrow mesenchymal stem cells; the nucleotide sequence of the coding region of the FZD4 gene is as shown in SEQ ID NO. 1. According to the invention, the positive regulation effect of the FZD4 gene in osteogenic differentiation of chicken bone marrow mesenchymal stem cells is determined for the first time, the blank of a bone regulation mechanism of the poultry FZD4 gene is filled, and a new biological preparation target is provided for prevention and treatment of poultry bone diseases; the FZD4 gene can also be used as a molecular marker for breeding chicken varieties with high bone strength.

The invention relates to the technical field of egg laying devices, in particular to a portable movable egg laying device adapting to an under-forest free-range chicken mode, which comprises an egg laying box, an arc-shaped door, a support plate, an incubation assembly, an egg collecting assembly and a moving assembly, the interior of the egg laying box is of a hollow structure and is internally provided with a camera, one side of the egg laying box is provided with the arc-shaped door, and the arc-shaped door is connected with the support plate; a supporting plate used for supporting the incubation assembly is installed in the egg laying box, an egg collecting assembly is installed below the supporting plate, and a moving assembly used for driving the egg laying device to move is installed at the bottom of the egg laying box.

The invention discloses a molecular marker related to chicken leg muscle weight character and application thereof, and belongs to the technical field of poultry breeding. The SNP site of the molecular marker is located at the 4165354 basic group of a chicken genome 21 chromosome, and the site has A / T mutation; and the login number of the chicken genome in an Ensible database is GRCg6aresease95, and the login number of the chicken genome in the Ensible database is GRCg6aresease95. The genotypes of the molecular marker are AA, TT and AT. The chicken leg muscle weight is used as an important index of carcass development, and the higher leg muscle weight shows that the carcass development of the chicken is better, so that the breeding efficiency can be improved and the chicken variety with excellent leg muscle weight character can be quickly selected by selecting the genotype with the leg muscle weight TT in chicken leg muscle weight character breeding. Theoretical support is provided for breeding chicken varieties related to the leg muscle weight character.

This utility model relates to the field of poultry farming technology and discloses an automatically cleaning chicken feed trough, including a fixed base. A cleaning component is provided at the middle of the fixed base, and the cleaning component includes a feed trough located at the middle of the fixed base. The feed trough has a water trough and a feed trough arranged sequentially from the inside to the outside. A rotating rod is located at the middle of the upper end of the feed trough. When a first motor is started, the mounting rod drives a cleaning plate to rotate circumferentially along the inner walls of the water trough and feed trough. Because the cleaning plate is in contact with the inner walls of the water trough and feed trough, it can clean these surfaces. When the cleaning plate passes the upper end of the discharge port, residual feed and debris in the feed trough fall out through the discharge port, thus automatically cleaning the feed trough without manual intervention, reducing worker workload and increasing cleaning efficiency.

The utility model discloses a feed mixing mechanism of a chicken feeding trough, and relates to the technical field of chicken raising equipment, the feed mixing mechanism comprises a feed trough, a feed mixing roller is rotatably clamped in the feed trough, one end of the feed mixing roller is fixedly connected with a first transmission belt pulley, the top end of the feed trough is fixedly communicated with a feeding pipe, and the top end of the feeding pipe is fixedly connected with a second transmission belt pulley. And the other end of the feeding pipe fixedly communicates with a crushing groove, a crushing roller is rotationally clamped in the crushing groove, and one end of the crushing roller is fixedly connected with a second transmission belt wheel. Vegetable leaves in the crushing groove are crushed by driving the crushing roller, the crushed vegetable leaves fall into the feed groove through the feeding pipe, and meanwhile, when the crushing roller rotates, a second transmission belt wheel at one end of the crushing roller drives a stirring roller to rotate under the transmission of a first belt, so that the stirring roller is driven to rotate; and the feed in the feed trough and the crushed vegetable leaves are mixed and stirred by the stirring roller, so that the chicken can eat the mixed feed which is uniformly mixed and contains the vegetables.