495 results about "Broiler" patented technology

The invention discloses a slag-solid-water separation device for a broiler chicken processing plant. A slag-solid-water separation device for a broiler chicken processing plant comprises a separation device, a water filtering assembly is arranged beside the separation device, a splash-proof shield is erected on the separation device, a connecting guide frame is erected beside the splash-proof shield, a separation frame is arranged in the separation device, a cover is fixed to the separation frame, and a controller covers the lower portion of the cover. A fine slag separation cylinder is mounted on the separation frame; and a screen drum is arranged in the fine slag separation drum. Sewage and slag solids discharged by a broiler processing plant are guided and conveyed through the connecting guide frame, water flow mixed slag solids enter the splash-proof shield from the connecting guide frame, then the sewage and the slag solids are separated in advance, then the slag solids are lifted in the conveying lifting pipe and enter the fine slag separation cylinder to be separated again, and finally the slag solids are discharged out of the separation equipment. Low-moisture residue solid discharge is realized, the influence of the residue solid on the subsequent sewage treatment efficiency is avoided, in addition, the separated residue solid can be treated in a centralized manner, and resource waste is avoided.

The invention belongs to the technical field of livestock and poultry genetic markers and animal genetic breeding, and particularly relates to a structural variation molecular marker related to chicken secondary average feed intake and application of the structural variation molecular marker. The nucleotide sequence of the structural variation molecular marker provided by the invention is as shown in SEQ ID NO: 1, the structural variation molecular marker is located at 14th, 881, 990-14th, 882 and 295bp of a chicken chromosome 12, and the structural variation molecular marker is a deletion marker. The key genetic marker related to the chicken feeding behavior is provided, important information is provided for genetic breeding of the broiler chicken, meanwhile, broiler chicken varieties with different feeding behavior habits can be bred according to different markets and feeding environments, refined feeding management measures are formulated, and therefore the production efficiency and the feed utilization rate are improved, and the economic benefit is increased. And the economic benefit of the broiler industry is improved.

The invention discloses a quick broiler fresh-locking refrigeration house which comprises a refrigeration house body, an in-house opening and closing door is installed on the inner wall of the refrigeration house body, an electric controller is installed on the same side of the in-house opening and closing door, an even number of driving motors are installed on the refrigeration house body, an out-house opening and closing door is installed on the outer wall of the refrigeration house body, and an even number of outdoor condensation units are installed on the top of the refrigeration house body. An in-storage bin is arranged in the refrigeration storage, inner supporting columns are fixed to the four corners of the in-storage bin, and an even number of cold supply assemblies are installed on the top of the in-storage bin. After cold air is input into the conveying air guide cylinder, the cold air is divided into two parts through the flow dividing inner cavity, enters the independent frame inner cavity and is guided to the connecting cover opening through the cavity wall air guide block; meanwhile, the plate side temperature sensor feeds back a temperature signal to the electric controller, the electric controller is triggered to adjust the first electric control motor and the second electric control motor, the air volume and the air outlet angle are changed, and air outlet of the duckbilled covers with the shutters at different heights is matched with the temperature of products placed on the movable goods shelf; and the condition of freshness locking failure caused by slow cooling and large temperature difference of broiler chickens on middle and lower shelves is avoided.

The invention provides a broiler meat temper mill which comprises a conveyor belt, a first flattening mechanism, a flattening and tenderizing mechanism, a second flattening mechanism and a detection mechanism used for achieving chicken thickness detection are sequentially arranged on the conveyor belt from left to right, and a recycling and distributing conveyor belt is arranged below the conveyor belt. A screening and distributing piece is arranged at the discharging end of the conveying belt; the flattening and tenderizing mechanism comprises L-shaped supporting plates, the L-shaped supporting plates are arranged on the upper surfaces of a left supporting plate and a right supporting plate of the conveying belt, a first screw rod is spirally embedded in a transverse plate of each L-shaped supporting plate, a lifting plate is arranged at the tail end of each first screw rod, and each first screw rod is spirally fixed through a fixing nut; extension blocks are arranged on the periphery of the lower surface of the lifting plate, guide openings are formed in the extension blocks, and reset springs are arranged in the guide openings. According to the invention, automatic continuous production can be realized, meat processing uniformity is improved, and tenderization and detection functions are integrated.

The invention belongs to the technical field of computer vision, and particularly relates to a broiler weight estimation method and system based on a two-view image, and the method comprises the steps: responding to a sensor, sensing that a broiler enters a shooting place, and collecting a two-view image set of the broiler through a shooting device; constructing an image classification network, and screening the two-view image set to obtain two-view images meeting shooting conditions; constructing an image segmentation network, and carrying out semantic segmentation processing on the two view images meeting the shooting conditions to obtain two segmented view images; and inputting the segmented two-view images into a RepVGGVan network to estimate the weight of the broiler chicken. The system comprises a broiler image acquisition device and an operation module. The consumption-level camera is used for collecting 2D images, efficient and stable broiler weight estimation is achieved, breeding work is assisted, and great significance is achieved for the broiler breeding industry.

The broiler processing refrigeration warehouse comprises a refrigeration warehouse body, a warehouse door is installed on the surface of the refrigeration warehouse body, a controller is arranged on one side of the warehouse door, a gas tank is arranged outside the refrigeration warehouse body, a transmission device is arranged on the other side of the warehouse door, and a temperature sensor is installed beside the transmission device; an in-warehouse bin is formed in the refrigeration warehouse, a partition layer is installed in the in-warehouse bin, a door groove is formed in the wall of the in-warehouse bin, a ladder stand is erected on the partition layer, refrigeration equipment is installed in the in-warehouse bin, and a refrigeration evaporator is placed beside the refrigeration equipment. In the using process, the transmission device is started, and the transmission shaft drives the linkage screw to rotate; the linkage screw drives the first cam on the linkage screw to rotate, then the second cam is pushed through the linkage effect, the movement of the second cam promotes the bracket plate to do vertical displacement along the limiting sliding rod, and finally the scraping cover is driven to scrape and remove ice blocks on the fins. The process can effectively avoid the problem that the heat exchange efficiency is greatly reduced due to the fact that ice accumulated between the fins hinders airflow.

The invention discloses an intelligent henhouse management system and method based on the Internet of Things, and the method comprises the steps: S1, obtaining the individual parameters of each broiler chicken and the environmental parameters of each column, dividing the columns with similar feeding time into one group, and constructing a digital twinborn model; the method comprises the following steps: constructing a database containing abnormal broiler chicken caused by environment and non-environment correlation through abnormal cases in broiler chicken breeding in combination with a machine learning interpolation method; according to the collected data, constructing a normal growth curve prediction model, and outputting an expected normal growth curve of each broiler chicken in the current environment; monitoring broiler growth conditions in real time, comparing actual growth data with an expected normal growth curve, marking an abnormal column, and positioning abnormal individual broilers; according to the image data of the abnormal individual broiler chicken, the digital twinborn model and the abnormal database are combined, abnormal reasons are analyzed, abnormal types are judged, and a targeted solution is pushed. According to the method, the accuracy of anomaly detection is improved, and full-closed-loop management of dynamic sensing, accurate diagnosis and self-adaptive regulation and control is also realized.

The invention relates to the technical field of broiler chicken breeding, and discloses a broiler chicken breeding henhouse odor treatment device which comprises a henhouse, the henhouse is provided with a dismounting mechanism, a vibration mechanism and a cleaning mechanism, the dismounting mechanism comprises an air outlet formed in the right side of the henhouse in a communicating mode, and the inner wall of the air outlet is fixedly connected with a first fixing plate; an activated carbon adsorption plate is slidably connected to the inner wall of the air outlet and makes contact with the first fixing plate, a plurality of fixing hollow rods are fixedly connected to the left side of the first fixing plate, and the left sides of the fixing hollow rods penetrate through the activated carbon adsorption plate. By arranging the dismounting mechanism, the problems that the adsorption plate is inconvenient to replace and maintain, the activated carbon adsorption plate can be taken out only by dismounting a series of other parts in advance in the dismounting process of a traditional device, the process is time-consuming and labor-consuming, other peripheral parts are easy to damage due to misoperation, and the additional maintenance cost is increased are solved.

The invention discloses a feed additive for synergistically improving oxidative stress resistance of broiler chickens based on oleuropein-luteoloside-maslinic acid ternary combination and application of the feed additive, the feed additive is the olea europaea leaf extract, the total polyphenol content of the feed additive is about 52%, the total flavone content is 7%, and the total flavone content is 5%. The feed is mainly composed of oleuropein, luteolin-7-beta-glucoside and maslinic acid, the oleuropein, the luteolin-7-beta-glucoside and the maslinic acid are sequentially added in a molar ratio of 6: 1: 1 to generate a synergistic anti-oxidative stress effect, and when the feed is applied to breeding on the basis of corn-soybean daily ration of broilers, the daily gain of the broilers can be obviously increased, the feed conversion ratio is reduced, and the feed conversion rate is increased. The intestinal micro-ecological health, the anti-oxidative stress effect and the organism immunity are improved, and the infection rate and the death rate of intestinal diseases such as diarrhea of broilers are reduced. The product has the advantages of being simple and convenient to prepare and use, free of toxic and side effects, beneficial to broiler chicken growth and human health, free of the problems of drug resistance, drug residues and the like, and capable of promoting chicken meat quality improvement and the like.

The invention discloses an MC1R gene molecular marker related to meat quality traits of broilers and application, and belongs to the technical field of molecular markers. The molecular marker is composed of SNP1-SNP4, and SNP1 represents that Cgt exists in the 169th basic group of the sequence as shown in SEQ ID NO: 1, and SNP4 represents that Cgt exists in the 169th basic group of the sequence as shown in SEQ ID NO: 2; t mutation; sNP2 is the 231st basic group of the sequence as shown in SEQ ID NO: 1, and the 231st basic group has Agt; g mutation; sNP3 is that Ggt exists in the 336th basic group of the sequence as shown in SEQ ID NO: 1; t mutation; sNP4 is that Tgt exists in the 337th basic group of the sequence as shown in SEQ ID NO: 1; g mutation. The four molecular markers provided by the invention can accurately identify the meat quality traits of the broiler chickens, and provide a new SNP molecular marker for molecular marker-assisted selection, thereby providing a scientific basis for chicken breeding.

The utility model discloses a broiler chicken breeding manure cleaning device, and relates to the technical field of breeding manure cleaning. Comprising an excrement cleaning mechanism, the excrement cleaning mechanism comprises a breeding platform, a cleaning controller is installed on the surface of the breeding platform, a breeding shed is fixedly connected to the top of the breeding platform, excrement conveying assemblies are fixedly installed on the two sides of the top of the breeding platform, and excrement scraping assemblies are fixedly installed on one sides of the excrement conveying assemblies; air exhaust purification assemblies are fixedly mounted on the two sides of the breeding shed; according to the device, excrement can be conveyed and discharged, conveying, scraping and collecting of the excrement are facilitated, the excrement collecting and cleaning effect is improved, the labor intensity of workers is reduced, meanwhile, excrement on the surface of the conveying belt can be brushed, water spraying, moving and brushing of the surface of the crawler belt are facilitated, and the follow-up use effect of the crawler belt is improved; the practicability of the device is improved.

The invention discloses a feed for improving the flavor of broiler chickens and a preparation method of the feed, and belongs to the technical field of poultry feeds and feed preparation. Comprising the following components in parts by weight: 55 to 65 parts of basic ration, 35 to 40 parts of sea buckthorn pomace and bean dreg combined ferment, 3 to 5 parts of aquatic product leftover enzymatic hydrolysate, 3.5 to 4.0 parts of trehalose, 1.0 to 1.5 parts of ground cinnamon, 1.0 to 1.5 parts of xylooligosaccharide, 0.8 to 1.0 part of choline, 0.0001 to 0.0002 part of organic selenium and 0.01 to 0.02 part of folic acid. The mass ratio of the choline to the aquatic product leftover enzymatic hydrolysate is 1: (3.0-5.6); the mass ratio of the organic selenium to the sea buckthorn pomace and bean dreg combined fermentation product is 1: (58-100); the sea buckthorn pomace and bean dreg combined fermentation product is prepared by respectively pretreating sea buckthorn pomace and bean dregs and then carrying out aerobic, facultative and anaerobic continuous three-stage fermentation. The technical limitations that flavor substances of traditional feed are easy to inactivate and the utilization rate of agricultural by-products is low are broken through, and the breakthrough of flavor quality upgrading, efficient resource conversion and breeding benefit optimization is achieved.

The invention discloses a molecular marker related to chicken slaughter traits and a new slaughter processing strain breeding method, and belongs to the technical field of gene detection. The SNP molecular marker corresponds to the 7132158 site of a positive-sense strand of a chromosome 5 of chicken reference genome Galusgallus-7.0 version sequence information published in NCBI (National Center of Biotechnology Information), and a basic group at the site is C or T. The SNP molecular marker is related to chicken slaughter traits, early selection is performed on the chicken slaughter traits by determining the genotype of the chicken SNP site to be detected, production cost can be saved, genetic progress can be accelerated, chicken breeding can be better served, and the SNP molecular marker has great economic application value and scientific research value.

The invention discloses a broiler chicken transportation carriage with air guiding and conveying functions. A broiler chicken transportation carriage capable of achieving air guiding and conveying comprises a transportation vehicle, a carriage body is installed behind the transportation vehicle, a fixing frame is installed on the top outside the transportation vehicle, and a leaf-shaped head guiding cover is fixed to the fixing frame; the compartment comprises a compartment body, a swing compartment door is installed behind the compartment body, a compartment carrying bin is formed in the compartment body, a plurality of sets of handrail sleeves are installed on the inner wall of the compartment body, arch-shaped frame pipes are erected between the handrail sleeves, a plurality of sets of air guiding devices are installed on the arch-shaped frame pipes, and a plurality of sets of air supply devices are fixed to the inner wall of the front portion of the compartment carrying bin. A separation air guide plate is arranged in the air guide device, a fixed swing frame is fixed to the separation air guide plate, even number sets of air guide covers are installed on the front surface and the rear surface of the separation air guide plate, extrusion-preventing spring frames are arranged on the two sides of each air guide cover, a fixing lug is arranged on the outer wall of the tail end of the separation air guide plate, a hanging and fixing assembly is installed on the fixing lug, and a built-in inclined guide groove is formed in each air guide cover.

The invention discloses a heat dissipation type compartment for a broiler chicken transport vehicle. A heat dissipation type compartment for a broiler chicken transport vehicle comprises a transport vehicle, a bin fence type compartment is installed behind the transport vehicle, a compartment body is arranged in the bin fence type compartment, a compartment inner cavity is formed in the compartment body, a plurality of sets of erecting sleeves are installed on the side wall of the compartment inner cavity, heat dissipation air channel devices are installed above the erecting sleeves, and magnetic attraction blocks are arranged under the erecting sleeves. A clamping seat groove is formed in the magnetic attraction block; and an even number of erecting rods are arranged in the heat dissipation air duct device. The heat dissipation air duct device is installed on the erecting sleeve, so that when the heat dissipation air duct device is not used, the magnetic attraction block is matched with the clamping base groove to conduct magnetic attraction clamping on the clamping and fixing magnetic block at the bottom of the box body, and when the heat dissipation air duct device is used, the sliding groove in the beam assists the connecting device to drive the branch guide box to move and enable the branch guide box to be placed at the needed position; air circulation is provided for the turnover box transported in the carriage, the oxygen content is increased, and then the loss of live chickens in the transportation process is reduced.

The utility model relates to the technical field of chicken tenderizing, in particular to a broiler chicken tenderizing machine, which is convenient for tenderizing chicken with different thicknesses and improves the tenderizing quality and efficiency. Comprising a transportation mechanism; the device further comprises a massage tenderization mechanism, a massage driving mechanism, a cutting tenderization mechanism, an adjusting transmission mechanism and a driving mechanism, the massage tenderization mechanism is installed on the conveying mechanism, the massage driving mechanism is installed on the massage tenderization mechanism, the cutting tenderization mechanism is installed on the conveying mechanism, the adjusting transmission mechanism is installed on the cutting tenderization mechanism, and the driving mechanism is installed on the conveying mechanism. The driving mechanism is installed on the cutting and tenderizing mechanism, chicken is conveyed through the conveying mechanism, the massage driving mechanism drives the massage and tenderizing mechanism to conduct massage and tenderizing on the chicken, the tenderizing quality is improved, and the driving mechanism drives the cutting and tenderizing mechanism to conduct cutting and tenderizing on the chicken under transmission of the adjusting transmission mechanism. And the adjusting transmission mechanism is convenient for assisting the cutting and tenderization mechanism to adjust.

The invention discloses a chicken sex identification method based on fluorescence labeling, and belongs to the technical field of gene engineering. The chicken sex identification method comprises the following steps: co-transfecting a CRISPR / Cas9 system and a WPG-EGFP donor plasmid into chicken primordial germ cells PGCs, screening to obtain EGFP positive PGCs, micro-injecting the EGFP positive PGCs into a receptor chicken embryo, hatching to obtain an EGFP reproductive chimera chicken, and identifying the sex through fluorescence labeling, the CRISPR / Cas9 system comprises sgRNA of a targeted chicken W chromosome WPG gene; the WPG-EGFP donor plasmid is constructed by inserting an EGFP gene into a WPG gene locus through a homologous recombination strategy. According to the method, the sex of the chicken can be visually and rapidly identified. The method solves the problems that a traditional sex identification method is complex in operation and depends on sample ages, has the advantages of high efficiency and accuracy, and is suitable for sex control and screening of poultry such as laying hens and broilers.

The invention discloses a prediction model for predicting the utilization rate of standardized mineral elements of wheat feed raw materials on white feather broiler chickens and construction and application of the prediction model, conventional nutritional ingredients and antinutritional factor contents are obtained as input variables, measured values are taken as output variables, and the standard phosphorus utilization rate = 67.54-2.60 * neutral detergent fibers is obtained; the standardized copper utilization rate is equal to 13.00 + 2.03 * crude protein-3.89 * crude fiber + 13.85 * crude ash-2.51 * phytic acid, the standardized iron utilization rate is equal to 10.05 + 3.21 * crude protein-12.16 * crude fiber + 16.68 * crude ash, and the standardized zinc utilization rate is equal to 14.12 + 29.51 * crude protein-5.42 * crude fiber. The method solves the problems of large workload and long time consumption in the existing determination of the standardized mineral element utilization rate of the wheat feed raw material, and can rapidly predict the standardized mineral element utilization rate of the wheat feed raw material on broiler chickens.

The invention provides an automatic transmission system and method for broiler feeding, and the method comprises the steps: determining the behavior activeness of a broiler group at different positions of a breeding region, and determining a pecking frequency distribution diagram of the broiler group at different positions of the breeding region; according to all the behavior activeness and a preset group density threshold value, determining a plurality of dynamic feed transmission subareas of the breeding area in combination with the multi-dimensional environmental factors of the breeding area; determining growth state tensors of the broiler groups in different dynamic feed transmission zones by combining the frequency distribution diagram and synchronous indexes of broiler group development in each dynamic feed transmission zone; and according to all the growth state tensors, controlling an electromagnetic distribution valve group to convey the feed required by each dynamic feed conveying partition to a movable feed conveying vehicle, and controlling the movable feed conveying vehicle to carry out dynamic feed conveying. According to the scheme, the breeding area can be dynamically partitioned and feed can be transported based on the group space layout and the group activity track of the broiler chickens in the breeding area.

The invention discloses a chicken coop side-turning loading vehicle. A chicken coop side-turning loading vehicle comprises a loading driving vehicle, a loading hopper is installed in front of the loading driving vehicle, a hopper table is arranged in the loading hopper, a connecting stand is arranged behind the hopper table, and a supporting stand of an integrated structure is connected to the lower portion of the connecting stand. A lifting assembly is mounted on the loading driving vehicle, and a bucket connecting piece is mounted on the lifting assembly; and a platform body is arranged in the bucket platform. The loading driving vehicle and the loading hopper enable coops stacked on a hopper table to be aligned with a loading transport vehicle, and then a hydraulic system of the loading driving vehicle controls a hydraulic push rod to be jacked, so that a crossed push frame in front of a coop push frame is forced to achieve forward pushing of a front push plate, and extension push plates on the two sides are driven to move synchronously; according to the hencoop loading platform, the stacked hencoops are pushed from the platform body to the transport vehicle, so that the number of carrying personnel for the hencoops can be reduced, the situation that broilers are stressed due to repeated carrying of the hencoops is avoided, and meanwhile the hencoop loading efficiency is indirectly improved.

The invention discloses a ventilation system for a broiler chicken hatching plant. A ventilation system for a broiler chicken hatching plant comprises a ventilation control box, a ventilation shield is installed above the ventilation control box, a waterproof partition plate is fixed to the periphery of the ventilation control box, a box body is arranged in the ventilation control box, a driving controller box is installed on the outer wall of the box body, a driving gear is installed on the driving controller box, and an unpowered ventilator is installed in the box body. A plurality of groups of side supporting tables are arranged on the outer wall of the box body, and anti-deviation guide blocks are mounted on the plurality of groups of side supporting tables. According to the unpowered ventilator, the real-time wind direction is detected through the wind direction detector, when the wind direction is in the same direction as the arc-shaped protective cover, a driver in the driving controller box triggers and drives the rotating disc to rotate, so that reversing of the arc-shaped protective cover is achieved, the unpowered ventilator after reversing is not affected by wind bodies in the same direction, and the unpowered ventilator is safe and reliable. The situation that a wind body with sand and dust directly faces the unpowered ventilator, heat in the pipeline is retained, the temperature in the pipeline rises is avoided, and then the pumping and discharging efficiency of the ventilator is ensured.

The invention discloses saccharomyces boulardii, a culture and a preparation method and application of the saccharomyces boulardii. The preservation number of the strain is CCTCC (China Center for Type Culture Collection) NO: M 20252633. The preparation method comprises the following steps: preparing saccharified liquid by taking white spirit vinasse or brewer's grains as a main raw material and adopting a high-temperature alkali treatment and composite enzymolysis process, inoculating strains for liquid-state high-density fermentation, carrying out solid-liquid separation on fermentation liquor, taking a liquid phase, and carrying out spray drying. According to the method, high-value utilization of the waste vinasse is realized, and the production cost is remarkably reduced. The obtained culture is rich in viable bacteria and active small peptides, and has the characteristics of strong tolerance, wide antibacterial spectrum and the like. As a feed additive, the feed additive can effectively reduce the diarrhea rate of piglets, inhibit clostridium perfringens and prawn vibrios of broilers, and improve the oxidation resistance and production performance of animals.

The present invention discloses a broiler chicken growth promoting compound feed and a preparation method thereof, and belongs to the technical field of poultry feeds, and the broiler chicken growth promoting compound feed comprises the following raw materials in parts by weight: 45-55 parts of corn, 35-40 parts of soybean meal, 2-4 parts of tenebrio molitor powder, 2-3 parts of bone meal, 6-8 parts of wheat middling, 1-2 parts of medical stone and 2-3 parts of a traditional Chinese medicine extract, the feed additive is prepared from the following raw materials in parts by weight: 2-3 parts of mulberry leaf powder, 4-7 parts of an apple peel extract, 0.2-0.5 part of a Chinese wolfberry fruit extract, 10-20 parts of xylooligosaccharide and 1-2 parts of a compound probiotic preparation. The compound feed provided by the invention can effectively promote the growth of broiler chickens, the preparation method can effectively retain nutritional ingredients, and the whole scheme is beneficial to improving the breeding efficiency and meat quality of the broiler chickens and has remarkable economic and ecological benefits.

The invention relates to the technical field of feed additives, and discloses a coloring agent added to broiler feed as well as a preparation method and application of the coloring agent. Based on the total mass of the broiler feed, the coloring agent added to the broiler feed comprises the following components: 0.5 wt%-2.0 wt% of grease, 0.2 wt%-1.5 wt% of pigment and 0.01 wt%-0.1 wt% of a fat-soluble antioxidant. According to the broiler chicken feed containing the coloring agent, in the feeding cycle of 14-21 days, the breast skin color of capons with poor coloring can be improved by about 1.5 degrees, the chromaticity of the shanks can be improved by 2-3 degrees, the capons with poor appearance quality can be improved to the ideal chromaticity range purchased in the market, and the commodity grade and the selling price are remarkably improved.

The invention belongs to the field of animal feed, and particularly relates to a method for predicting sorghum amino acid digestibility of white feather broilers. Comprising the following steps: determining the chemical component content of sorghum from different producing areas; preparing test feed and feeding the white feather broilers; determining the standard ileum amino acid digestibility of the white feather broilers of the sorghum from different producing areas in a certain day age; and determining a white feather broiler sorghum standard ileum amino acid digestibility prediction equation. The established prediction equation can accurately predict the standard ileum amino acid digestibility of the white feather broiler sorghum, so that the method plays a practical guiding role in efficient utilization of sorghum resources and accurate preparation of feed.

The invention discloses a breeding method of a new strain of meat dwarf recessive white-feather black-bone chickens, and belongs to the technical field of special high-quality broiler chicken seed production. The novel meat dwarf recessive white-feather black-bone chicken strain bred by the method meets the requirements of the market on black meat, fast growth, feeding space, feed conversion rate and the like; by utilizing the recessive white feather characteristic, the new strain is matched with the black-bone chicken paternal line with other feather colors, the feather color of the offspring chicken is consistent with that of the paternal black-bone chicken, and meanwhile, the consistency of the blackness of the black-bone chicken is ensured. The new strain can also be used as a paternal line or a maternal line to be applied to black-bone chicken production through white-skin high-quality chicken hybridization. When the new strain is applied to hybridization matching, the problem of feather color and blackness differentiation caused by growth speed increase through hybridization can be well solved, and the market requirements of live colored-feather black-bone chickens are met.

The invention discloses a side opening type loading carriage for a broiler chicken transport vehicle. The side opening type loading carriage comprises a transport vehicle, a loading carriage body is installed behind the transport vehicle, a box body is arranged in the loading carriage body, an even number of box side grooves are formed in the side wall of the box body, and swing clamping frames are installed between the box side grooves. The separating device is installed in the inner groove frame between the base plates in the box, so that when the separating device is used, after a half broiler chicken loading cage is arranged in the box body, the hollow separating frame is pulled, and under the assistance of the shaft wheel rod, the hollow separating frame moves to the middle position in the sliding groove channel and is turned upwards, so that the hollow separating frame is kept in a vertical state; after the expansion fixing table is pulled, height difference compensation of the hollowed-out partition frame is completed, finally, the extension clamping and fixing rods are clamped to the arch handrails to form auxiliary fixing, then the hencoops are loaded in the box body, the hollowed-out partition frame is arranged between the hencoops, and air is provided for broiler chickens in the transportation process. The situation that broiler chicken stress is prone to occurring in a traditional coop partition mode is avoided, and the loading efficiency of the vehicle can be indirectly improved.

The invention belongs to the technical field of feed, and particularly relates to broiler feed with radix pseudostellariae leftover extract and a preparation method and application of the broiler feed. The radix pseudostellariae root hair extract comprises a polysaccharide-polypeptide compound, polysaccharide is of a net structure formed by a beta-(1-> 3)-D-glucan main chain and a beta-(1-> 6)-glucose branch, and the radix pseudostellariae root hair extract further comprises an alpha-D-GalA-(1-> 2)-beta-D-GlcN-(1-> 4)-beta-D-Gal trisaccharide repeating unit connected to the main chain; the amino acid sequence of the polypeptide is as shown in SEQ ID NO: 1. The preparation method comprises the following steps: performing compound enzyme treatment on radix pseudostellariae root hair, performing gradient alcohol precipitation and purification, and adjusting the radix pseudostellariae root hair extract to enable the content of beta-glucan to be greater than 35%, thereby obtaining the broiler feed. The feed contains a polysaccharide-polypeptide compound, so that the survival rate of the broiler chickens can be increased; according to the preparation method, the extraction rate of effective components of the radix pseudostellariae leftover extract is increased through directional enzymolysis.

The invention belongs to the technical field of animal feeds, and discloses a yellow feather broiler compound feed and a preparation method thereof. The feed formula is optimized, the cottonseed meal, the sunflower meal, the pepper meal and other raw materials are reasonably proportioned, the content of crude fibers reaches 4.2% or above, the raw materials stimulate muscular stomach development and are compounded to reinforce the compound enzyme preparation, the digestibility is effectively improved, the stomach weight and the muscular stomach index of chickens are increased on the premise that the survival rate, the slaughtering weight and other indexes are guaranteed, and the chicken quality is improved. And the digestion and utilization capability of the feed is further improved. In addition, the yellow feather broiler compound feed disclosed by the invention is lower in cost and has a relatively high application value.

The utility model discloses a broiler slaughtering claw cutting machine, which relates to the technical field of broiler slaughtering and comprises a mounting seat, two rotating rollers are rotatably mounted in the mounting seat, a conveying belt is mounted on the outer sides of the two rotating rollers, a motor is fixedly mounted on one side of the mounting seat, shaft rods are fixedly mounted at two ends of each rotating roller, and the shaft rods are fixedly mounted on the mounting seat. The output end of the motor extends to the inner side of the mounting base and is fixedly connected with one shaft rod, and a plurality of U-shaped rods are fixedly mounted on the two sides of the conveying belt correspondingly. The device has the beneficial effects that the rotating roller, the conveying belt, the motor, the shaft rod, the U-shaped rod, the mounting rod, the mounting plate, a transmission gear, a rotating shaft, a driven gear, a toothed chain, an eccentric wheel, a positioning plate, a sliding rod, an abutting plate, a spring and a cutter are arranged; when broilers are slaughtered and cut, the broilers only need to be placed on the conveying belt, chicken claws are clamped through the U-shaped rods, automatic claw cutting and discharging can be achieved, the overall processing efficiency is high, and use is convenient and fast.