392 results about "Lactating sow" patented technology

The invention relates to a compound feed for lactating sows and a preparation method thereof. The invention discloses an complete compound feed for the lactating sows, comprising the following components: corns, bean pulp, imported fish meal, fermented cottonseed meal, imported dried porcine solules, alfalfa meal, rice bran, wheat bran, oil, calcium hydrophosphate, mountain meal, edible salt, compound microbial ecological agents like yeast and the like, choline chloride, a food calling agent, an acidulant, an amino acid additive, compound vitamins, organic compound trace elements and an auxiliary functional packet. The feed fully completely meets the nutrition requirements for postpartum lactation and postweaning estrus of the sows and can ensure that the sows provide more milk with high quality during lactation so that suckling pigs grow at high speed and has good weaning weight and small weaning stress; and the sows have less postpartum diseases, timely rut for hybridization after weaning, the non-breeding days of the sows are shortened, and the annual live piglet number and the utilization age limit of the sows and the like are increased.

The invention belongs to the field of feeds, and particularly relates to a six percent-premix for lactating sows and a wheat-type daily ration prepared from the six percent-premix. The premix comprises multivitamins, composite trace elements, DL-methionine, lysine, threonine, L-arginine, valine, composite electrolyte, compound enzyme, 5000 IU of phytase, functional additives, feed attractants, calcium hydrogen phosphate, stone powder, salt, choline, antioxidants and defatted rice bran. On the whole, the daily ration for the lactating sows is capable of protecting the development of mammary glands of the sows, ensuring plentiful milk with high quality in the lactation period of the sows and increasing the survival rate of suckling piglets, and enables the piglets to have higher weaning weight.

The invention discloses a lactating sow image segmentation method integrated with FCN and threshold segmentation. The method comprises the steps: collecting a video image of a sow, and building a sow segmentation video image library; building an FCN sow segmentation model, segmenting a test image through the model, and obtaining an FCN sow image segmentation result; building a bounding minimum-area rectangular frame according to the FCN segmentation result, carrying out the Otsu threshold segmentation of the gray scale image and H component of the region, and obtaining a threshold segmentation result; carrying out the fusion of the FCN segmentation result and the threshold segmentation result, and obtaining a final segmentation result of a sow image. On the basis of FCN, the method integrates with the multi-channel Otsu threshold segmentation technology, can effectively complement for a local regional loss while the FCN segmentation effect is not reduced, and improves the segmentation accuracy.

The invention discloses a method for preparing lactating sow feed which belongs to the field of animal feeds. The feed is prepared from the following raw materials: high-quality corn, fried soybean, paddy, barley, green bran, bran, grass meal, fish powder, shell powder, calcium carbonate, iodate, iron lysine chelate, zinc lysine chelate, copper methionine chelate, multi-vitamin, and a traditional Chinese medicinal herbal additive which is prepared by decocting the following traditional Chinese medicinal herbs by a specific process: dandelion, cowherb seed, ligusticum wallichii, uniflower swisscentaury root, ricepaper pith, radix ophiopogonis, Chinese angelica, bighead atractylodes rhizome, platycodon grandiflorum, liquidambar formosana hance and cyrtomium rhizome. The feed is rich in nutrition and good in taste, can sufficiently meet the requirement for lactating sow and lactation, and is strong in disease resistance and high in safety.

Concentrated feed for lactating sows comprises the following ingredients in percentage by weight: 60 of 46% soya bean meal, 10 of rapeseed meal, 10 of beer yeast powder, 9.6 of Peruvian steamed fishmeal, 2.4 of calcium hydrophosphate, 3 of mountain meal, 1.15 of salt, 0.4 of 50% choline, 0.5 of baking soda, 0.4 of smectite, 2.5 of core materials special for nursing sows and 0.05 of propionic acidtype mildewproof agent. The concentrated feed is used for feeding crossbreeding sows by combining the own feedstuff in the peasant families in a ratio of 3:1; therefore, the weight of the sows fed with the concentrated feed in the lactation period is reduced by more than 10% compared with the weight of the sows fed with other feed, the sows have sufficient milk and rut within 7 days after weaning,and the piglets weaned at 35 days weigh more than 9.3kg.

The invention discloses an extruded hard pellet feed for lactating sows, which is prepared by the following raw materials in parts by weight: 50-55 parts of corn, 3-4.5 parts of imported super steam fish meal, 3-5 parts of fermented soya bean meal, 8-10 parts of flour, 10-15 parts of wheat, 13.5-15.1 parts of non-transgenic soya bean, 2-4 parts of rapeseed meal, 5-10 parts of extruded-soybean, 1-2 parts of mineral substance premix, 0.2-0.3 parts of vitamins premix, 1.0-2.0 parts of calcium hydrogen phosphate, 2.5-4 parts of soybean oil, 1-2 parts of calcium propionate and 0.1-0.2 parts of oligosaccharide. The extruded hard pellet feed is prepared by tempering the raw materials in the formula by using a double-shaft squeezing well-done extruder under a certain condition and then curing under a certain curing condition. The crude protein of the extruded hard pellet feed is greater than 16.2%, the curing degree is above 80%, the extruded hard pellet feed has comprehensive nutrition and extrusion, the anti-nutrition factors are destroyed, and after the extruded hard pellet feed is used for feeding pregnant sows, the birth weights of piglets are above 1.6 kg in average.

The invention discloses an efficient and environment-friendly compound feed for lactating sow and a preparation method thereof. The compound feed is characterized by comprising the following raw materials in parts by weight: 40 to 50 parts of maize, 20 to 30 parts of wheat, 3 to 5 parts of wheat bran, 10 to 15 parts of peeled soybean meal, 1 to 2 parts of fish meal, 3 to 5 parts of biological soybean meal, 1 to 1.2 parts of rock powder, 1.2 to 1.4 parts of calcium hydrophosphate, 0.3 to 0.5 part of table salt, 1.5 to 2.5 parts of soybean oil, 0.4 to 0.45 part of lysine, 0.04 to 0.06 part of methionine, 0.1 to 0.12 part of threonine, 0.01 to 0.02 part of a complex enzyme preparation, 0.06 to 0.1 part of microecologics, 0.03 to 0.06 part of an emulsifier, and 1 to 1.5 parts of a compound premix. The preparation method comprises the following steps: weighing the various raw materials in a predetermined ratio; fine crushing maize, wheat, wheat bran, peeled soybean meal and biological soybean meal; directly adding to a horizontal twin-shaft paddle mixer in a ratio to mix; feeding the mixture to a granulating machine for granulating; processing at a temperature of 85 DEG C until the gelatinization degree is more than 90%; cooling till the temperature is not higher than room temperature by 5 DEG C after granulating; and then weighing, bagging and sealing through an automatic packing machine. The preparation method is mainly used for preparing the compound feed for lactating sow.

The invention belongs to the technical field of feed and microbial fermentation, and particularly relates to a preparation method of a sea-tangle, fish meal, brown sugar and ormosia fermented feed for lactating sows. The method comprises the steps of: mixing sea-tangle powder, the fish meal, the brown sugar and ormosia powder in proportion with water to prepare concentrated serous liquid; heating and soaking, disinfecting and cooling, introducing protease generating bacillus subtilis, brewer's yeast and lactic acid bacteria to ferment; then mixing grain raw materials, such as corn powder, smashed rice powder, bean pulp powder, expanded soybean meal, bran, DDGS (Distillers Dried Grains with Soluble), lipid, premix in proportion; dying after fermentation to prepare the sea-tangle, fish meal, brown sugar and ormosia fermented feed for the lactating sows. The feed is rich in peptide, lactic acid and probiotics, has the characteristics of abundant and balanced amino acids, high nutrition, easy for digestion, good taste, low content of anti-nutritional factors and the like, and the lactating sows can be remarkably stimulated to lactate.

The invention discloses a traditional Chinese medicine composition for preventing and treating diarrhea of ​​suckling piglets. The traditional Chinese medicine composition mainly includes the following raw materials in parts by weight: 16 parts of Pulsatilla pulsatillae, 8 parts of Andrographis paniculata, 8 parts of Sophora flavescens, 8 parts of Scutellaria baicalensis, and 8 parts of Radix Radix , 10 parts of Daqingye, 6 parts of Astragalus, 4 parts of Codonopsis, 6 parts of Cortex Phellodendri, 5 parts of Poria, 6 parts of Qinpi, 6 parts of Myrobalan, 4 parts of white peony, 4 parts of Akebia, 4 parts of woody root, 6 parts of licorice. The invention adopts the pure traditional Chinese medicine composition, and various medicines are used in combination, and has many functions such as clearing heat and detoxifying, antibacterial and anti-inflammatory, invigorating the middle and replenishing qi, invigorating the spleen and promoting body fluid, invigorating qi and promoting yang, promoting dampness and regulating qi, promoting milk and passing through the blood-milk barrier. It is suitable for sucking sows, and can prevent and treat diarrhea in suckling piglets caused by various reasons, and reduce the incidence of piglets. The traditional Chinese medicine of the present invention is applied to sows to prevent and treat diarrhea in suckling piglets with simple dosage form and administration route, has little stress, is non-toxic, harmless and has no residue, and meets the needs of large-scale breeding production.

The invention discloses a feed for lactating sows and a preparation method thereof. The feed comprises the following components in parts by weight: 300-400 parts of corn with caloric value being 3250kcal / kg, 100-120 parts of bran, 10-15 parts of first grade bean oil, 200-250 parts of wheat, 200-230 parts of 43% of bean pulp, 2-5 parts of salt, 10-12 parts of stone powder, 12-14 parts of calcium hydrophosphate, 0.3-1 part of 99% of methionine, 0.5-1 part of 98% threonine, 2-5 parts of 98% lysine, 0.1-0.5 part of phytase, 0.5-2 parts of MYCO-AD, 1.5-2 parts of 60% choline chloride, 20-50 parts of Peruvian fish meal, 2-4 parts of SV52 and 2-4 parts of M-S5. The feed has scientific mixture ratio, is convenient to prepare, reduces the use amount of the antibiotics, can improve the weaning weight of the sows, improve the weight of the weaned pigs and shorten the weaning time and simultaneously can positively influence the health conditions of the suckling pigs, improve the survival rate andincrease the economic benefits.

The invention relates to feed for lactating sows. The feed comprises a feed main material and a traditional Chinese medicine additive, wherein the feed main material comprises the following raw material components: dried corn, distiller grains, soybean meal, barley with peel, puffed rapeseeds, wheat bran, honey, soybean oil, liquid enzymic preparation and premix. The feed for lactating sows disclosed by the invention is reasonable in formula of main material and meets physiological characteristics of lactating sows in growth; by adding traditional Chinese medicine ingredients, the feed can improve feed intake of sow, improve nutritional status of the sow, enhance body immunity, regulate gastrointestinal function, promote involution of uterus and bring about benefit for recovery of postpartum constitution of the sow; meanwhile, the feed, which contains vitamin A, vitamin B, vitamin E, etc., is favorable for synthesis of milk.

The invention discloses sow mating feed, and belongs to the technical field of pig raising feed. The sow mating feed is all-around in nutrition through scientific formulation, can meet needs of sows on various nutrients in a mating stage, promote metabolism, improve the immunity of a sow, reduce postpartum body weight loss of the lactating sow, promote rapid empathema of the sow to shorten the mating cycle, increase the number of piglets and the weight of a newborn piglet, increase the annual reproductive times and the reproductive performance of the sow; comparison tests show that the sow mating feed used in the mating period of the sow has a more significant effect than lactating sow feed, can improve the empathema rate, the litter size and the piglet birth weight of first-litter sows, can improve the empathema rate, the litter size and the piglet birth weight of multiparous sows and shorten the number of empathema days.

The invention discloses a preparation method of a lactating sow feed. The preparation method comprises the following specific steps: soaking soybeans in water, grinding the soaked soybeans into thick liquid by a grinding miller, raising the temperature, cooking and cooling to prepare soybean milk dregs; mixing the soybean milk dregs, alfalfa meal, corn flour, brown sugar, a composite bacterial liquid and a compound enzyme according to a ratio; carrying out solid fermentation and enzymolysis, and then drying the substance to obtain a soybean-grass fermentation material; uniformly mixing the soybean-grass fermentation material, corn, broken rice, bean pulp, fish meal, emulsified oil powder, helianthus tuberosus powder, seaweed, composite Chinese herbal medicines and 4% of premix sold in the market, so as to obtain the lactating sow feed capable of calling food, promoting lactation and resisting constipation. The lactating sow feed disclosed by the invention is rich in emulsified fat, yeast protein, active oligopeptide, short-chain dextrin, glucose, soybean and helianthus tuberosus oligosaccharides, lactic acid, probiotics and unstated prolactin, good in palatability, balanced in amino acid, high in nutrition, low in probability of digestion, low in anti-nutritional factor content, and capable of obviously promoting sow ingestion, simulating lactation and preventing constipation.

The invention discloses a lactating sow feed and belongs to the technical field of animal feed. The lactating sow feed comprises fermented broussonetia papyrifera leaf powder, corns, brown rice, extruded soybeans, beet pulp, flaxseeds, soybean hull, alfalfa meal, cane molasses, calcium hydrophosphate, mountain flour, phytase, salt, lysine, methionine, threonine, choline chloride, mildew preventive, microecologics, a compound premixed feed and antioxidant. The fabrication method includes the steps of preliminary screening, crushing, compounding, feeding, mixing, pelletizing and the like. The coarse fiber content of fermented broussonetia papyrifera leaves is low, the coarse protein content is increased, amino acid is more complete, palatability is greatly improved, and the mixed feed fabricated by matching the fermented broussonetia papyrifera leaves with other raw materials can increase food intake of sows, improve the constipation condition of the sows, improve growth performance of suckling pigs and thus increase pig farm production benefits.

The invention discloses lactating sow feed which specifically comprises the following components in percentage by weight: 47 to 59 percent of corn, 15 to 21 percent of bean pulp, 1.5 to 2.3 percent of fish meal, 7.2 to 14 percent of bran, 8.5 to 12 percent of wheat middling, 1 to 2 percent of plant oil and 3.5 to 6 percent of a pre-mixed material, wherein the pre-mixed material consists of an additive and a pre-mixing agent; the additive comprises the following components in percentage by weight: 0.2 to 0.3 percent of a trace element, 0.03 to 0.04 percent of various vitamins, 0.05 to 0.1 percent of 10 percent of polymyxin E sulfate, 0.01 to 0.02 percent of complex enzyme, 0.01 to 0.02 percent of an acidifying agent, 0.05 to 0.1 percent of sodium bicarbonate, 0.1 to 0.25 percent of diaminocaproic acid, 0.05 to 0.1 percent of methionine, 0.2 to 0.3 percent of choline, 0.5 to 1.2 percent of codonopsis pilosula and 0.4 to 1.2 percent of astragalus mongholicus; and the pre-mixing agent comprises the following components in percentage by weight: 0.8 to 1.2 percent of mountain flour, 0.75 to 1 percent of calcium hydrophosphate and 0.25 to 0.35 percent of edible salt. The codonopsis pilosula and the astragalus mongholicus are added in the lactating sow feed to serve as traditional Chinese medicine additives, so that the lactating sow feed has the functions of supplementing qi, activating the blood, promoting the lactation and the like; the galactopoiesis of a lactating sow can be promoted; the feed utilization rate is improved; side effects are avoided; and the health of the lactating sow is guaranteed.

The invention discloses a sow and piglet nutrition integration feed and a breeding mode thereof. The sow and piglet nutrition integration feed is composed of a sow feed and a piglet feed. The sow feed is composed of a pregnant sow feed and lactating sow feed. The piglet feed is composed of an anthony pig creep feed and a piglet conservation feed. The sow feed can remarkably improve the sow embryo survival rate, the live litter yield and the piglet birth weight, shorten the birth process, improve the feed intake and lactation yield, reduce parent weightlessness, and shorten the interval between ablactation and re-oestrus; the piglet feed can promote intestinal tract development, improve immunity and anti-stress ability, reduce diarrhea, promote growth and development and achieve that the weight of a 70-day-old piglet is 30 kilograms.

The invention relates to a lactating sow posture recognition method based on an improved Faster-R-CNN. The method comprises the following steps: S1, an RGB-D video image of a lactating sow is acquired, and a lactating sow posture recognition depth video image library is built; S2, the depth of a basic ZF network is added, a residual structure is introduced, and a CNN network structure with high accuracy, real-time performance and robustness is designed; S3, the designed CNN network structure is used to build a Faster-R-CNN model structure, Center Loss supervisory signals are introduced to theFaster-R-CNN model structure, in joint with SoftmaxLoss, a classification loss function is built, and finally, an improved Faster-R-CNN lactating sow posture recognition model is built; and S4, a training set is used to train the Faster-R-CNN lactating sow posture recognition model, a test set is used to test the model performance, and a model with the best performance is finally selected for lactating sow posture recognition.

The invention relates to a traditional Chinese medicine preparation for promoting lactation of pregnant sows, which is composed of astragalus, angelica, Codonopsis pilosula, Rhizoma Chuanxiong, Wang Buliuxing, Passepartout, motherwort and Cyperus cyperi. Significantly increase the serum prolactin (PRL) and growth hormone (GH) levels of lactating sows, promote the lactation performance of sows; increase the protein content in colostrum, promote the growth and development of sucking piglets; increase the serum complement C3 and immunoglobulin of sucking piglets (IgG, IgM, IgA) content and superoxidase (SOD) activity, reduce malondialdehyde (MDA) content, improve immune function and antioxidant function of suckling piglets.

The invention discloses a lactating sow compound feed capable of improving piglet sow production performance. The lactating sow compound feed is prepared from the following raw materials in parts by weight: 50-55 parts of corn, 8-10 parts of ordinary bean pulp, 17-19 parts of wheat middling, 3-5 parts of extruded soybeans, 1-2 parts of fermented bean pulp, 1-2 parts of fish meal, 3-5 parts of wheat sprouts, 3-5 parts of kelp powder, 1-2 parts of fish oil, 1-2 parts of glucose, 2-3 parts of rice hull powder, 1-2 parts of soybean fiber, 0.3-0.5 part of table salt, 0.1-0.2 part of monosodium glutamate, 1-2 parts of a premix, 0.5-1 part of mountain flour, 0.5-1 part of monocalcium phosphate, 0.3-0.5 part of lysine, 0.05-0.1 part of valine, and 0.1-0.2 part of an enzyme preparation. When ate by the sow in the lactating period, the lactating sow compound feed disclosed by the invention can improve the food consumption of the lactating sow, increases the lactation yield and improves the milk quality, so that the piglet can suck sufficient high-quality breast milk, the daily gain of the piglet can reach up to above 250 g, and the weight of the piglet which is weaned on the 28th day can reach up to above 9 kg.

The invention belongs to the technical field of pig feed production, and in particular relates to a pig feed for promoting the oestrus of sows and improving the birth rate of piglets. The feed has the advantages that the sows are rapid in oestrus, short in period and multiple in piglets. The pig feed is composed of a conventional feed which promotes the oestrus of the sows and improves the birth rate of the piglets and Chinese herbal medicines, wherein the conventional feed consists of the raw materials of corns, bean pulp, extruded soybeans, import fish meal, corn gluten meal, peanut meal, bran, soybean oil, calcium hydrophosphate, mountain flour, boar multi-vitamins, multiple minerals, lysine, choline chloride and cysteamine; the Chinese herbal medicines consist of the raw materials of herba epimedii, actinolite, leonurus, Chinese angelica, semen cuscutae and nutgrass, and in the conventional feed, the addition amount of the Chinese herbal medicines accounts for 2.0-4.0% of the total amount of the feed. According to the feed, the medicine properties of the Chinese herbal medicines are utilized on the basis that the formula of the main ingredients is optimized, thereby improving the reproduction function of the sows, promoting the early oestrus of the sows and the birth of the multiple piglets, improving the reproduction capacity and the production property of the sows.

The invention provides a system of precise feeding of sows on obstetric tables and solves the problems that the existing feeding devices of sows on obstetric tables strongly depends on network and the production benefit of pig farms is severely affected. The system of precise feeding of sows on obstetric tables comprises a control module, a wireless communication module and a remote control terminal. The control module is used for sending the control signals of turn-on or turn-off to the motor of a feeding device and a solenoid valve which controls the opening and closing of a water pipe according to the input sow number, the sow condition, the food intake quantity, the supply quantity per day and the feed time. The wireless communication module is used for transmitting the control information which is sent by the control module to the remote control terminal and transmitting the control instruction of the remote control terminal to the control module. The remote control terminal is used for receiving the information transmitted by the wireless communication module, monitoring the feeding condition of eating sows and sending the set control instruction of feeding information of sows to the wireless communication module. The system is capable of precise management of ingestion of lactating sows and greatly reduces the work intensity of raising staff in maternity wards.

The invention discloses a pig feeding method which means that the pig has short-time priority feeding between the stage of weaning and mating, the pig is feed with pregnancy feed between mating stage and the period of the ninetieth five-day pregnancy and feed is limited restrictedly, feed is increased between the ninetieth five-day and the hundredth twelve-day with high-energy and high-protein lactating sow feed, feed is reduced between the hundredth twelve-day and the second day after producing, nutrition model and management in piglet and sow stage is provided, the best breeding state of the sow, the best digestion and absorption of the sucking pig and the best growth potential are maintained, production index of pig feed is greatly improved, and the economic efficiency of enterprise is increased.

The invention provides a technology for improving the survival rate and promoting quick growth of piglets and is applied to the technical field of pig breeding. According to the technical scheme provided by the invention, embryonic development of sows is good, dead fetuses are a few, birth weight is regular, number born alive is large, sow dystocia incident rate is low and milk of lactating sows is good; the survival rate of suckling piglets is high, and the growth rate is high; the weaning stress of the suckling piglets is small, the attack rate of weaned pigs is low and the growth of the weaned pigs is good. The technology is characterized by comprising a sow gestation technology, a piglet birth technology, a feeding and management technology, a weaning survival technology and a disease control technology. The invention provides the technical scheme systematically on piglet feeding, so that piglet breeding is routinized, digitalized and systematized, the production potential of the sows is fully exerted really, the effects of improving the survival rate and promoting quick growth of the newborn piglets are achieved, the sow feeding cost is reduced, the survival rate of the piglets is improved and the economic benefit of pig breeding is increased.

The invention provides concentrated feed for a lactating sow. The concentrated feed for the lactating sow comprises fish meal, fermented soybean meal, soybean meal, extruded soybean, hydrolyzed yeast and pig premixed feed, wherein the fish meal, fermented soybean meal, soybean meal, extruded soybean and hydrolyzed yeast are taken as main ingredients, a main protein source of the lactating sow is guaranteed, vitamins and minerals are combined and added, necessary vitamins and minerals are supplemented for the lactating sow, multiple probiotics are added and can promote digestion; besides, nucleotides in the hydrolyzed yeast have strong food calling effect on the lactating sow, the nucleotides also has rapid repairing effect on intestinal tracts, by combining the digestion promotion effect of the probiotics, storage of the lactating sow on nutrient substances can be enhanced, a blood-forming qi-tonifying nutrient superpacket is used for rapidly forming blood and tonifying qi for the lactating sow, the lactating sow is full of animal spirits, digestion and absorption capacity of an organism on the nutrient substances is enhanced, more milk is produced, nutrient ingredients such as protein and fat in the milk are also increased, milk quality is good, piglets grow fast, survival rate is high, the piglets are healthy, and scrawny piglets and cad pigs are fewer.

The invention belongs to the field of feeds, and in particular relates to a pig feed for improving the lactation yield and lactation quality of a lactating sow. The pig feed is characterized by comprising the following ingredients in parts by weight: 480-510 parts of 46% bean pulp, 350-380 parts of puffing soybean powder, 30-40 parts of calcium hydrophosphate, 30-35 parts of talc powder, 9-13 parts of salt, 13-16 parts of spray-dried animal blood cells, 1-3 parts of choline chloride, 1-2 parts of methionine, 3-5 parts of threonine, 18-21 parts of 65% lysine, 0.3-0.6 part of ethoxy quinoline, 0.2-0.5 part of phytase, 0.1-0.5 part of luctarom sucklers, 2-3 parts of yiduoli enzyme, 0.4-0.8 part of bo shengkang 991, 3-5 parts of magnesium sulfate, 1-5 parts of vitamin for sows and 0.4-0.6 part of trace element for sow. The pig feed has the advantages of balanced nutrition and high digestibility, and the digestive absorption conversion rate of the sow is greatly increased; and the feed has the functions of realizing sufficient milk, no diarrhea and early oestrus after being applied, the piglet survival rate and weaning weight are increased, and the piglet immunity is enhanced.

The invention belongs to the technical field of feed and Chinese herbal medicine and particularly relates to lactating sow Chinese herbal lactogenic complete formula feed and a preparation method thereof. Corn, broken rice, red bean powder, bean pulp, fish meal, emulsified oil powder, kelp powder, alfalfa meal, brown sugar and premix compounds are mixed uniformly according to proportion, and the lactating sow Chinese herbal lactogenic complete formula feed is prepared, wherein the premix compounds comprise five kinds of Chinese herbal medicine, namely the seeds of cowherb, coloured malt, leonurus, tetrapanax papyriferus and liquorice. The lactogenic feed is rich in herbal originated bioactive substances and lactogenic active factors, the feed has the advantages that the protein level is high, the amino acid is balanced, the digestion is easy, the palatability is good, the digestive absorption is fast, and the disease prevention and resistance are good, and lactating sows can be stimulated to lactate remarkably.

The invention discloses a lactating sow posture recognition method based on double-flow RGB-D Fast R-CNN. The end-to-end double-flow RGB-D Faster R-CNN algorithm fusing RGB-D image features in the feature extraction stage is provided and used for recognizing five postures of standing, sitting, prone lying, abdominal lying and lateral lying of lactating sows in a free fence sow scene. Based on theFaster R-CNN, firstly, two CNN networks are used for extracting RGB image features and depth image features respectively; Generating an interested area of the RGB image feature map and the depth imagefeature map only by adopting one RPN network by utilizing a mapping relation of the RGB-D image; After pooling the features of the region of interest, realizing splicing fusion of RGB-D features by using an independent network layer; And finally, in the Fast R-CNN stage, introducing an NOC structure to continue to perform convolution extraction on the fused features, and then sending the featuresinto a classifier and a regression device. The invention provides a high-precision and small model fused with RGB-D data information end-to-end and a real-time sow posture recognition method, and a foundation is laid for further analysis of sow behaviors.

The invention discloses a feed additive for improving the lactation performance of lactating sows and a preparation method thereof. The feed additive consists of the following components in part by weight: 0 to 60 parts of cowherb seed, 5 to 8 parts of dandelion, 8 to 10 parts of atractylis, 5 to 8 parts of akebia stem, 5 parts of astragalus, 5 pars of liquoric root, and the balance of zeolite powder. The feed additive for improving the lactation performance of the lactating sows has the advantages of obvious improvement on the lactation performance of the lactating sows (lactation yield and lactic quality), low addition volume, good effect, no residue, and no toxic or side effects.

The invention relates to a complete feed for promoting lactation and development of the mammary gland of a sow. The complete feed comprises the following raw material components: corns, soybean meal, egg powder, wheat bran, fish meal, flaxseed flour, collagen powder, red sugar powder, stone powder, calcium hydrogen phosphate, sodium bicarbonate, sodium chloride, L-threonine, L-valine, L-methionine, L-tryptophan, lysine hydrochloride, choline chloride, composite vitamin and composite minerals. The formula of the feed provided by the invention is reasonable and novel; the feed adapts to the physiological characteristics of a lactating sow; after the feed is applied, the complete feed can promote lactation and development of the mammary gland of the sow, is low in cost and can meet the practical production of a pig farm.