108 results about "Finishing pig" patented technology

The utility model discloses a device for driving growing and fattening pigs in and out of a fence, which relates to the technical field of growing and fattening pigs and comprises a bottom plate, a pig house and a moving mechanism, the pig house and the moving mechanism are arranged at the upper end of the bottom plate, the pig house is arranged on the inner side of the moving mechanism, and the moving mechanism comprises a first support frame and a second support frame. A movable plate is arranged between the first supporting frame and the second supporting frame, a guide rail is fixedly connected to the upper end of the movable plate, an electric sliding block is slidably installed on the outer side of the guide rail, an inducing mechanism is fixedly installed on the outer side of the electric sliding block, and the inducing mechanism is arranged above the hog house. Through mutual cooperation of the motor, the screw rod, the moving plate, the guide rail and the electric sliding block, automatic operation of the moving mechanism is achieved, the luring mechanism luring fat pigs through food, meanwhile, a loudspeaker is arranged, attention of the pigs is attracted through specific sound, the effect is better through cooperation of food, the moving mechanism is matched to guide actions of the pigs, and the effect is better. And the pig house is driven back to the pigsty of the pig house.

The invention provides a pork product yield early warning system based on a neural network, and the system comprises a fattening pig feeding parameter collection module based on the Internet of Things, which is used for collecting the individual information of fattening pigs, adjusting the feeding amount of the fattening pigs, and detecting and controlling the multi-environment parameters of a fattening pig house by collecting the feeding parameters of the fattening pigs; the pork product yield evaluation module is used for detecting and predicting the fattening pig feeding parameters and early warning the pork product yield; wherein the pork product yield evaluation module comprises a pork product yield prediction sub-module, a fattening pig feed intake prediction sub-module, a fattening pig house temperature prediction sub-module, a fattening pig feed intake dynamic correction sub-module, a pork product yield dynamic correction sub-module and a pork product yield grade evaluator based on an ISSA-NARX neural network. According to the method, manual operation of breeding personnel is not needed, the labor cost is reduced to a great extent, and the accuracy, timeliness and comprehensiveness of prediction and early warning are improved.

The invention discloses a low-carbon and energy-saving fattening pig house air conditioner control method which comprises the following steps: S1, constructing a grid digital twinborn model of a pig house, and initializing the grid digital twinborn model by using sensor data; s2, based on the gridding digital twin model, physical flow field simulation is executed, and temperature field distribution in the hog house is obtained; s3, temperature field distribution is analyzed, a temperature anomaly region needing to be regulated and controlled is recognized, and the attribute of the temperature anomaly region is quantified; s4, determining a target regulation and control unit and calculating regulation and control parameters of the target regulation and control unit based on the attribute of the temperature abnormal region; and S5, executing regulation and control and updating the digital twin model based on feedback data to form predictive closed-loop control based on physical simulation. By eliminating a local hot / cold stress area, the uniformity and stability of the hog house hot environment are greatly improved, meanwhile, a precise on-demand regulation and control mechanism is achieved, global excessive air supply is avoided, and substantive low-carbon and energy-saving effects in the operation process are achieved.

The invention discloses a fermented bran production process which comprises the following steps: by taking bran as a substrate, adding amino acid, high-temperature-resistant lactic acid bacteria, high-temperature-resistant saccharomycetes, streptococcus thermophilus, bacillus subtilis and a compound enzyme preparation, and carrying out solid anaerobic fermentation, the process comprises the following steps: S1, selecting wheat bran: selecting fresh wheat bran which is produced within one week and has no impurities, no mildew and no oxidative deterioration for later use; s2, mixing and inoculating: uniformly mixing a compound enzyme preparation, compound bacteria, amino acid, calcium carbonate, water and the wheat bran in the S1; s3, solid-state fermentation: compacting the materials mixed in the S2, and performing closed solid-state anaerobic fermentation by controlling the temperature, humidity and time; the product is widely applicable to fattening pigs, sows, poultry, aquatic products, ruminant animals and economic animals, and can improve the oxidation resistance of the animals, improve the immunity of animal bodies and improve the quality of animal products.

The invention relates to the technical field of animal nutrition and feed processing, and discloses a feed formula for improving the weight gain efficiency of fattening pigs, and the feed formula comprises the following components by weight: 55-68% of corn; 18-25% of soybean meal; 5-8% of wheat bran; 3-5% of a compound premix; 2-4% of puffed soybeans; 0.1-0.3% of a compound enzyme preparation; 0.08 to 0.12% of a microecological preparation; 0.01 to 0.03 percent of slow release type organic zinc; the compound enzyme preparation comprises xylanase and protease which are compounded according to the proportion of 2: 1-3: 1, the components are subjected to double-screw extrusion puffing treatment, the puffing temperature is 135-145 DEG C, and the die head pressure is 3.5-4.2 MPa. Through innovative combination of a dynamic nutrition model and an enzyme-bacterium synergistic degradation system, the feed nutrient utilization rate is remarkably increased, and precise adaptation in the growth stage is achieved; meanwhile, based on a processing technology of directional modification and a slow release technology, the pollution risk of the breeding environment is effectively reduced while the stability of the feed is enhanced.

The utility model discloses a traditional Chinese medicine feed mixing device for growing-finishing pigs. The traditional Chinese medicine feed mixing device comprises a first feed mixing structure and a second feed mixing structure, and a first feed outlet of the first feed mixing structure is located above a feed inlet of the second feed mixing structure; the first mixing structure comprises a first stirring barrel and stirring blades, and a rotating rod in the middle of the stirring blades is connected to a first gear motor at the bottom of the first stirring barrel; a material guide rail is arranged below the second stirring barrel, and a second material outlet of the second stirring barrel is positioned above the material guide rail. According to the traditional Chinese medicine feed mixing device for growing-finishing pigs, through the arrangement of a two-stage feed mixing structure, mixing of different types of mixed feed can be met, mixing is more sufficient, the structure is simple, and use is convenient.

The invention discloses a fattening pig feed added with feed lard and a preparation method of the fattening pig feed. The feed is prepared from the following raw materials in parts by weight: 560.7 to 587.2 parts of corn, 150 to 165 parts of soybean meal, 85 to 105 parts of wheat middling, 50 to 80 parts of rice bran meal, 30 to 47 parts of corn germ meal, 15 to 25 parts of cottonseed meal, 11 to 14 parts of mountain flour, 2 to 2.5 parts of sodium chloride, 5 to 8 parts of calcium hydrogen phosphate, 5 to 10 parts of soybean oil, 15 to 25 parts of compound vitamin liposome and 0.9 to 1.1 parts of trace element mixed feed, the lard oil is compounded with the soybean oil, so that the addition amount of the soybean oil is reduced. Meanwhile, the lard oil and the vitamins are added into the feed in the form of lipidosome, so that rancidity of the lard oil can be avoided, and the vitamin lipidosome is added into the pig feed, so that the bioavailability of the vitamins can be remarkably improved, the healthy growth and reproductive performance of pigs are promoted, and related diseases are prevented.

The invention belongs to the technical field of agricultural animal husbandry application, and particularly relates to a feed additive for reducing backfat thickness of fattening Min pigs, a preparation method and application. The feed additive for reducing the backfat thickness of the fattening Min pigs comprises the following components in percentage by weight: 0.25 to 1.0 percent of hyodeoxycholic acid, 21.0 to 31.7 percent of citric acid, 0.7 to 3.2 percent of neutral phytase, 0.1 to 1.4 percent of astragalus membranaceus, 0.3 to 1.4 percent of saccharin sodium salt, 1.0 to 8.2 percent of rice hull powder and 54.0 to 64.7 percent of zeolite powder. The preparation method of the feed additive for reducing the backfat thickness of the fattening Min pigs comprises the following steps: crushing hyodeoxycholic acid, citric acid, neutral phytase, astragalus membranaceus, saccharin sodium salt, rice hull powder and zeolite powder into 80-mesh particles; the preparation method comprises the following steps: weighing the raw material components according to the ratio, stirring in a stainless steel mixer with the mixing uniformity of less than or equal to 5% for 5-10 minutes, and quantitatively packaging to obtain the finished product. The additive in the feed from the late stage of Min pig fattening to slaughtering can effectively reduce the backfat thickness of sows during slaughtering, improve the expression level of related genes of muscle fibers, and further improve the meat quality of Min pigs.

The application discloses a fattening pig sorting system based on three-dimensional point cloud weight estimation, which comprises a data acquisition and processing module, a wireless data transmission module, a cloud server and a sorting equipment module, wherein the data acquisition and processing module acquires depth data of experimental pigs in a channel and constructs a standardized three-dimensional point cloud database of fattening pigs; after the fattening pigs to be measured pass through the data acquisition and weight estimation process, the estimated weight information is obtained; the wireless data transmission module uploads the weight information to the cloud server and waits for the sorting instruction; the cloud server compares the weight information with the median value of the group and sends the judgment result to the sorting equipment module; and the sorting equipment module selects the corresponding sorting gate in the open multi-channel based on the live pig weight data result and completes the intelligent sorting of the live pigs. The application adopts the non-contact weight estimation technology to realize real-time and automatic weight monitoring, saves the labor and time cost and improves the production efficiency of the farm.

The invention provides a natural plant feed additive for protecting livers and kidneys of livestock and poultry and a preparation method, and relates to the field of feed additives, the feed additive is prepared from centella asiatica, penthorum chinense pursh, felwort, phyllanthus urinaria, purpleflower holly fruit, isatis root, polyporus umbellatus, pericarpium arecae, uncaria, cyrtomium fortunei, talc, cortex acanthopanacis and cassia twig. Experimental data show that the feed additive can significantly inhibit the activities of ALT, AST and ALP in serum, reduce the level of TBIL, enhance the activities of SOD and GSH-Px, recover T-AOC and reduce the generation amount of MDA, so that the multi-dimensional liver protection function of laying hens with acute liver injury is realized; meanwhile, the feed additive can significantly improve the average daily gain of the fattening pigs, reduce the feed-gain ratio, reduce the activity of ALT and AST, increase the content of TP and ALB, and achieve a multi-target comprehensive physiological regulation effect; in addition, the difference between the serum BUN content and the serum Cr content of each group of fattening pigs has no statistical significance, it is proved that the fattening pigs have no risk of renal dysfunction, and a new solution is provided for developing green and efficient functional feed additives.

The invention relates to a compound feed for growing-finishing pigs, and belongs to the technical field of feeds. The feed is prepared from an energy raw material, a protein raw material, a mineral raw material, a functional additive and a carrier. The preparation method comprises the steps of raw material pretreatment, solid-state fermentation cooperative treatment, precise mixing, low-temperature granulation and the like. By utilizing the synergistic effect of the wheat middling, the wet fermented soybean meal, the extruded soybeans, the compound enzyme, the microecological preparation, the organic acidifying agent, the emulsifying agent and the like and optimizing the preparation process, the problems of unbalanced nutrition, insufficient functionality, easy loss of thermosensitive components, poor environmental protection property and the like of the traditional feed are effectively solved; the growth performance, the intestinal health and the immunity of pig bodies can be remarkably improved, excrement and nitrogen excretion is reduced, the quality of pig muscles is improved, and the antibiotic-free and green breeding requirements are met.

The invention discloses a pig breeding feed composition based on bacterium-enzyme synergy. The pig breeding feed composition comprises a piglet feed, a growing pig feed and a fattening pig feed, the piglet feed, the growing pig feed and the fattening pig feed at least comprise bacillus coagulans, clostridium butyricum, phytase, amylase, trypsin and NSP enzyme, and the bacillus coagulans can produce lactic acid and bacteriostats to enhance the intestinal barrier function of bred pigs; the clostridium butyricum can produce butyric acid and can regulate the balance of intestinal flora; phytase can decompose phytic acid and release mineral substances such as phosphorus, calcium and zinc; amylase can hydrolyze starch into soluble sugar, so that the energy utilization rate is increased; trypsin is used for degrading protein into small peptide and amino acid, is adaptive to the high-protein requirement of bred pigs, and can degrade cell wall polysaccharide of plant feed, reduce chyme viscosity and release embedded nutrients together with NSP enzyme; the invention also discloses an application of the breeding feed composition for pigs in breeding pig products.

The invention provides a method for rapidly, effectively and quantitatively evaluating carbon emission of genetic engineering pigs, and belongs to the technical field of genetic engineering animals. Genetically engineered pigs are divided into different groups of breeding boars, non-pregnant sows, pregnant sows, lactating sows, lactating piglets, nursing piglets, growing pigs, growing pigs and fattening pigs, and intestinal methane emission factors and excrement methane emission flux of the pigs in different growth periods are respectively measured according to the characteristics of the pigs in different growth periods. And calculating the total emission amount of the intestinal methane and the total emission amount of the excrement methane by using the intestinal methane emission factor and the excrement methane emission flux.

The invention relates to a lactic acid bacteria composition and an application thereof in a low-temperature liquid biological feed, in particular to a lactic acid bacteria complex microbial inoculant suitable for a low-temperature environment (15-25 DEG C) and a fermentation process of the lactic acid bacteria complex microbial inoculant. The combination comprises pediococcus pentosaceus WP101 (the preservation number is CCTCC NO: M 20241055) and lactobacillus plantarum PC01 (the preservation number is CCTCC NO: M2022106), and the viable count of the combination is 25 million cfu / g feed according to the proportion of 1: 1. By optimizing the synergistic effect of strains and fermentation conditions, efficient fermentation in a low-temperature environment is realized, the content of lactic acid in the feed is remarkably increased, and growth of harmful microorganisms is inhibited. Animal experiments show that the fermented feed can reduce the diarrhea rate of piglets by 45.5% (Plt; 0.05), improve the daily gain of fattening pigs in the later period and the feed conversion rate, and reduce the loss of dry matters at the same time. The problem of energy consumption caused by the fact that traditional medium-temperature fermentation depends on heating and heat preservation is solved, technical support is provided for large-scale low-temperature liquid biological feed production, and economic and environmental benefits are achieved.

The invention discloses a synthetic microbial flora for improving pork quality and application thereof. The synthetic microbial flora comprises two kinds of probiotics, namely lactobacillus plantarum WY2401 with the preservation number of CCTCC (China Center For Type Culture Collection) NO. The invention relates to ackermann muciniophilic bacteria. The synthetic microbial flora is prepared by compounding lactobacillus plantarum and ackermann mucophile according to a colony formation unit number ratio of 1: 1, concentrating and freeze-drying. Experimental results show that the synthetic microbial flora is added into the basic feed of the fattening pigs, so that the carcass traits are improved, the intramuscular fat content is increased, the conversion of muscle fiber types and the development of muscle fibers are promoted, and the meat quality is improved.

The invention relates to the related technical field of pig feeds, in particular to a soybean-meal-free feed for increasing the intramuscular fat content of pork and application of the soybean-meal-free feed. The feed comprises the following raw materials: corn, fermented rapeseed meal, wheat bran, rice bran and hull, soybean oil, sodium chloride, calcium hydrophosphate, mountain flour, L-lysine hydrochloride, DL-methionine, L-threonine, L-tryptophan, choline chloride, a trace element premix and a vitamin premix. The feed is suitable for growing-finishing pigs with the weight ranging from 30 kg to the market (the weight ranges from 125 kg to 130 kg). The fermented rapeseed meal contained in the feed disclosed by the invention is produced by treating high-temperature hot-pressed rapeseed meal through a special bacterium-enzyme synergistic fermentation process. Tests prove that the feed does not use soybean meal, but the feed intake, the weight gain, the intramuscular fat content of pork and the economic benefit of pigs are remarkably improved.

The invention discloses a traditional Chinese medicine composition for treating severe African swine fever as well as a preparation method and application of the traditional Chinese medicine composition. The traditional Chinese medicine composition comprises the following traditional Chinese medicines: cacumen biotae, cordyceps militaris, fructus forsythiae, myrrh, radix bupleuri, angelica sinensis, dandelion, rhizoma fagopyri dibotryis, folium isatidis, clove, fructus amomi, rhizoma chuanxiong, agastache rugosus, exocarpium citri rubrum and liquidambar formosana hance. The traditional Chinese medicines are ground into 80-100-mesh powder and are uniformly mixed. The dosage forms comprise powder, powder, sniffing agent and oral liquid. The olfactory agent is prepared by soaking powder with white spirit or vinegar for 3-5 hours, baking at 40-100 DEG C to volatilize and release the smell of traditional Chinese medicines, and sick pigs are treated by inhaling the traditional Chinese medicines through breath. The medicine has the effects of moistening lung and clearing heat, detoxifying and diminishing swelling, stopping bleeding and activating blood, relieving cough and asthma, easing pain and refreshing, protecting liver and reinforcing stomach, tonifying qi and yang and the like, and when the medicine is used for treating African swine fever severe illness pigs within 20 days, the cure rate of middle pigs is 71.1%, the cure rate of weaned pigs is 54.54%, and the cure rate of finishing pigs is 43.03%. The medicine has the advantages of safety, environmental protection, simple preparation process, low production cost, reusability and the like.

The application provides a feed additive containing mulberry leaves and a preparation method and application thereof, and belongs to the technical field of feed additives.The feed additive contains the following raw materials in parts by weight: fresh mulberry leaves 50-70 parts, corn flour 5-15 parts, molasses 1-2 parts, rapeseed cake 2-4 parts, wheat bran 15-25 parts and fermentation agent 0.1-0.5 parts.The application can significantly improve the body antioxidant function and immune level of fattening pigs, improve the fatty acid composition of pork, increase the content of unsaturated fatty acids, oleic acid and iron elements, reduce the total amount of saturated fat and muscle bitter amino acids, and improve the pork quality and nutritional value.

The utility model discloses a fixing device for fattening pig blood sampling detection, and relates to the technical field of fixing devices. The developed fat pig blood sampling detection fixing device comprises a working platform and a clamping unit, the clamping unit is located on the inner side of the working platform, the working platform comprises a bottom plate, and the bottom plate is used for stably supporting the developed fat pig blood sampling detection fixing device; the limiting door is used for limiting pigs in the fattening pig blood sampling detection fixing device; the fixing sleeve is used for fixedly placing the driving motor; the clamping unit comprises a clamping unit; a cross bar; the adjusting clamping plate is used for clamping a fat pig. According to the fattening pig blood sampling detection fixing device, the clamping unit is arranged, a gear is used for driving a rack to drive the clamping unit, and therefore the position of the clamping unit is adjusted; the clamping unit is provided with an adjusting clamping plate, and a rotating handle is rotated to drive a threaded rod to drive the adjusting clamping plate to clamp the pig body. The clamping unit can be adjusted, so that the device can be conveniently adapted to pigs with different body sizes.

The present application belongs to the field of livestock and poultry breeding and feed processing technology, and particularly relates to a feed additive, a nutritional supplement, a feed and application thereof. The present application provides application of p-coumaric acid in improving carcass and meat quality, improving feed conversion rate, reducing fat deposition of livestock and poultry and improving fat metabolism of livestock and poultry. The results of the examples show that p-coumaric acid can effectively improve the feed conversion efficiency of growing pigs in the growth stage, which provides a reference for reducing feed waste in production and realizing cost reduction and benefit increase of animal husbandry; under the premise of not reducing or even improving the growth performance and slaughter rate of growing and fattening pigs, the p-coumaric acid can reduce the fat thickness, improve the pig carcass rating, improve the meat quality, and is beneficial to realize efficient production of high-quality pork and improve the market competitiveness of pork in China; the p-coumaric acid can also reduce the blood lipids of chickens, reduce fatty liver and reduce subcutaneous fat deposition, maintain normal metabolism of chickens and improve the health of chickens.

The utility model relates to the technical field of measuring devices, in particular to a growing and fattening pig body height and weighing measuring device which comprises a base and a measuring assembly, and the measuring assembly comprises a fence, a translation component, a longitudinal movement component, a horizontal plate, a laser range finder, a weighing sensor, a display component and a weighing platform. When a fattening pig is weighed, the fattening pig is driven to the weighing platform, the weighing sensor measures the weight of the fattening pig, and weighing data can be displayed on the display part; when the body height of the fattening pig is measured, a worker makes the horizontal plate abut against the highest point of the shoulder of the pig back and then presses a measuring button on the laser range finder to measure the distance value between the horizontal plate and the weighing platform, and the distance value is the distance between the highest point of the shoulder of the fattening pig and the weighing platform, namely the body height of the fattening pig. The pig body height and weight of the fattening pig can be measured, and the application range is widened.

The present application relates to the technical field of feed, especially to a growth-promoting feed for fattening pigs and a preparation method thereof, which comprises the following raw materials in parts by weight: corn, wheat bran, soybean meal, rapeseed meal, fish meal, modified hydrotalcite, compound enzyme preparation, probiotic preparation, calcium hydrogen phosphate, stone powder, salt, zinc oxide, copper sulfate pentahydrate, soybean oil, choline chloride, mildew inhibitor and antioxidant. The modified hydrotalcite, compound enzyme preparation and probiotic preparation are used in combination, which can significantly improve the growth performance of fattening pigs, reduce the diarrhea rate, improve the nutrient digestibility and improve the serum metabolic indicators.

The invention discloses an electrolyte poising agent for low-protein daily ration of fattening pigs. The electrolyte poising agent comprises the following components in parts by weight: 36-45 parts of potassium sulfate, 43-44 parts of sodium carbonate, 3-6 parts of hydrotalcite and 8-14 parts of betaine or betaine hydrochloride. The additive amount of the electrolyte poising agent in the low-protein low-soybean-meal feed for fattening pigs is 0.2-0.3 wt.%. The hydrotalcite used in the invention can relieve the adverse effect of high Cl <-> of low-protein daily ration on the fattening pigs, and can also improve the bioavailability of potassium and sodium. Betaine can promote potassium and sodium absorption, regulate cell osmotic pressure and relieve electrolyte disorder. According to the electrolyte poising agent disclosed by the invention, all the components have a remarkable interaction effect and a positive remarkable synergistic combination effect, and the acid-base balance and electrolyte balance of a body can be effectively regulated by adding the electrolyte poising agent disclosed by the invention into a low-protein low-soybean-meal feed for fattening pigs through the optimal proportion and the combined synergistic effect of all the components; the growth performance of the fattening pigs is improved, the carcass quality and meat quality are improved, and efficient absorption and utilization of amino acid are promoted.

The invention relates to the technical field of pig breeding, and discloses a novel fattening pig house which comprises a base and a pig house body fixed to the top side of the base, a partition plate is fixed in the pig house body, a plurality of troughs are fixed to the top side of the base and the top side of the partition plate, and a plurality of mounting grooves corresponding to the troughs are formed in one side of the pig house body. A fan is fixed in the mounting groove, and a plurality of dehumidifiers and monitoring cameras which are fixed in the pig house main body are arranged on the two sides of the partition plate. According to the pig house, pigs can be raised, the environment in the pig house can be adaptively regulated and controlled according to the raising requirements of raising personnel, the carrying capacity of the raised pigs in the pig house can be improved, the raising personnel can conveniently feed the raised pigs, the activity condition and the health state of the pigs can be monitored in real time, and the working performance is high.

The invention discloses a feed additive for improving growth performance of growing-finishing pigs, improving meat quality and reducing odor emission, and is characterized in that the feed additive is composed of the following components in parts by weight: 10-20 parts of an anise leaf extract and 75-90 parts of a probiotic composition; the probiotic composition is prepared from the following bacteria: 1.5 * 10 < 13 > to 4.5 * 10 < 13 > CFU / kg of bacillus subtilis, 1.5 * 10 < 13 > to 4.5 * 10 < 13 > CFU / kg of bacillus coagulans, 4 * 10 < 12 > to 6 * 10 < 12 > CFU / kg of clostridium butyricum and 5 * 10 < 12 > to 7 * 10 < 12 > CFU / kg of bacillus licheniformis.

The invention belongs to the technical field of dry and wet feed troughs, and particularly relates to an intelligent dry and wet feed trough for feeding fattening pigs and weaning pigs, the intelligent dry and wet feed trough comprises a mounting rack, a fixing frame and a feed storage tank, the feed storage tank is fixedly mounted on the mounting rack through the fixing frame, and when a rotating motor is controlled by a single-chip microcomputer controller to rotate clockwise, the feed storage tank is driven to rotate; the rotating motor can drive the spiral discharging assembly to rotate through the ratchet wheel transmission mechanism, when the spiral discharging assembly rotates, dry feed in the feed storage tank can be controlled to be discharged for uniform discharging, and the centrifugal triggering mechanism can be driven to rotate rapidly in a linkage mode while discharging is conducted; when the centrifugal trigger mechanism rotates rapidly, the water spraying mechanism can be automatically triggered to be started, discharging and water spraying can be carried out at the same time, discharged dry feed can be rapidly added with water to be dissolved, wet feed feeding can be carried out on pigs, the situation that fattening pigs and weaning pigs directly eat the dry feed, the palatability is poor can be avoided, and the wet feed does not contain dust; and respiratory diseases of pigs are not easily caused.

The invention aims to disclose the low-protein type fattening pig feed which can effectively solve the technical problem that the growth performance is reduced due to insufficient protein supply of the existing low-protein daily ration to the fattening pigs by adopting the specific daily ration component proportion and combining with the specific nutritional index level, and the growth performance of the fattening pigs is improved by constructing a unique daily ration system. The feed effectively reduces the breeding cost, improves the profit margin of breeding enterprises, relieves the problem of protein resource shortage, can effectively reduce nitrogen emission and ammonia emission, improves the environmental quality of pig farms, has important significance for realizing sustainable development and environmental protection targets, and has wide application prospects. The application of the low-protein daily ration technology provided by the invention in the pig industry has wide development prospects and important strategic significance.

The utility model discloses a warm-keeping and energy-saving pig house for fattening pigs, and relates to the technical field of warm keeping and energy saving. The warm-keeping and energy-saving pig house for fattening pigs comprises a heat preservation house and a fresh air system, the fresh air system is located on the inner side of the heat preservation house, and the heat preservation house comprises a main house; and the buffer room is used for preventing external cold air from directly entering the main room. The fresh air system comprises an air inlet fan, an air outlet fan and an air outlet fan, wherein the air inlet fan is used for sucking fresh air from the outside of the hog house; and the exhaust fan is used for exhausting waste gas in the pig house. The warm-keeping and energy-saving pig house for fattening pigs is provided with the buffer room, and the buffer room is provided with the second sealing door and the first sealing door to form a buffer space, so that heat loss in the pig house is avoided; the heat exchange system is arranged, the exhaust pipe is wrapped by the heat exchange pipe, and fresh cold air exchanges heat with high-temperature waste gas in the heat exchange pipe, so that the temperature of the cold air is increased, the cold air is prevented from directly blowing pigs to cause diseases of the pigs, energy can be saved, and heat loss can be reduced.

The invention provides a super-strong anti-stress premix for improving the growth performance of growing-finishing pigs and application. The super-strong anti-stress premix is prepared from the following substances in parts by weight: 0.1-1 part of probiotics, 0.3-0.6 part of an immunomodulator, 0.1-0.7 part of an antioxidant, 0.7-1.2 parts of amino acid, 2-4.2 parts of minerals, 0.1-0.9 part of an anti-stress agent, 0.5-1.6 parts of vitamins and 1-3 parts of fish peptide white. The feed can significantly improve the growth environment of the pigs and reduce stress response, thereby improving the appetite and growth speed of the pigs. The feed formula is optimized, and the premix can provide comprehensive nutrients required by pigs, including but not limited to amino acids for promoting muscle growth, vitamins and minerals for maintaining immune functions, and specific components for relieving stress. The use of the premix is helpful for reducing the incidence rate of diseases in the breeding process and reducing the use of antibiotics, thereby improving the safety and quality of pork products. Higher economic benefits and a more sustainable breeding mode can be realized, and the method has a good application prospect.

The utility model discloses a double-sided fattening pig pigsty dividing trough convenient to disassemble and wash, and relates to the field of livestock breeding equipment. A double-sided fattening pig pigsty dividing trough convenient to disassemble and wash comprises two fixed side plates and further comprises material plates symmetrically arranged between the two fixed side plates. Clamping grooves are symmetrically formed in the two fixed side plates, and the two sides of the material plate are clamped in the clamping grooves in the same side; the double-surface material groove is formed below the two material plates; through cooperative use of the clamping groove, the limiting frame, the limiting rod, the triangular block, the lead screw, the connecting rod, the second T-shaped block and other components, the overall structural strength can be guaranteed during use, the trough can be quickly disassembled after being used for a period of time, all the components can be fully cleaned and maintained, and the service life of the trough is prolonged. And the sufficiency of cleaning the trough is effectively ensured.