31results about How to "Improve pig raising efficiency" patented technology

The invention belongs to the technical field of feed additives, and in particular relates to a Chinese herbal medicine superfine powder feed additive for producing high-quality pork. The additive is prepared from the following Chinese herbal medicines in parts by weight: 3 parts of astragalus root, 3 parts of hairy asiabell root, 3 parts of hawthorn, 3 parts of medicated leaven, 2 parts of dried orange peel, 2 parts of fennel, 2 parts of wild chrysanthemum, 2 parts of cinnamon, 1 part of pine needle, 1 part of liquorice, 2 parts of fleece-flower root and 3 parts of bighead atractylodes rhizome. All the raw materials are weighed according to the prescription proportion; after being mixed, the raw materials are made into superfine powder of 200 meshes; and the use adding amount is 0.75 percent of the total weight of the feed. In the invention, the reasonable compatible Chinese herbal medicines are prepared into the superfine powder, the advantages of the Chinese herbal medicine prescription and superfine powder are fully exerted to achieve the effect of improving pork quality, the pork has the advantages of reduced acidity, bright color, increased marble textures, reduced water lossrate and drip loss, improved tenderness, thinned muscle fibers, obviously increased saturation degree of back fat, and obviously improved muscle saturated fatty acid content and essential fatty acid content, and considerable economic benefits are achieved.

The invention discloses newly separated pediococcus acidilactici HEW-AP27 collected in the CGMCC (China General Microbiological Culture Collection Center) in the Institute of microbiology of CAS (Chinese Academy of Sciences) in Beichen west road No.1 yard No.3 in Chaoyang District of Beijing with the postal code of 100101 on March 7, 2018, with the collection number of CGMCC NO.15419. The invention also provides a preparation method of a viable pediococcus acidilactici preparation. The method comprises the steps as follows: the pediococcus acidilactici is used as a fermentation strain, an optimized fermentation process and a fermentation medium are adopted, discharging is performed after first-stage, second-stage and third-stage culture, active bacterial sludge is obtained through centrifugation, a stabilization protective agent is added, granulation is performed through a granulator, a coating liquid is added to a coating machine for coating, and finally, the viable pediococcus acidilactici preparation is obtained. The pediococcus acidilactici HEW-AP27 has acid resistance, cholate resistance and high-temperature resistance, has high acid producing performance and can inhibit growth and reproduction of pathogenic bacteria.

The invention relates to a feed using wheat middling instead of all corn and partial bean pulp in compound feed raw materials for pigs. The feed comprises the following components in parts by weight: 300 to 500 parts of two-starter apozymase, 3 to 5 parts of probiotics, 60 to 80 parts of composite trace elements, 6 to 8 parts of vitamin complex, 30 to 50 parts of grease, 13 to 15 parts of phytase, 60 to 80 parts of lysine, 4 to 6 parts of sweetener, 80 to 120 parts of calcium hydrophosphate, 8 to 12 parts of choline, 80 to 100 parts of edible salt, 80 to 100 parts of medical stone, and 60 to 120 parts of rock flour. In the feed, micro-ecological preparations (namely the two-starter apozymase and probiotics) are added into the feed, and can sufficiently lead the pigs to digest and absorb wheat middling, so that users can use the wheat middling serving as an energy protein raw material instead of all the corn and partial bean pulp, the feed cost is remarkably reduced, and the economical benefit is remarkably improved.

The invention discloses a fermented feed. The fermented feed is obtained by fermenting the following raw materials by adding a microbial preparation: 20-25% of potatoes, 20-18% of corns, 5-6% of bean meal, 2% of bone meal, 38-34% of bean dregs, 4-6% of vegetables, 10-8% of sweet potato seedlings or peanut seedlings and 1% of compound trace elements, wherein the microbial preparation is the mixture of bacillus amyloliquefaciens, lactobacillus plantarum, bacillus subtilis and rhodopseudomonas palustris. According to the fermented feed disclosed by the invention, the raw materials of the potatoes, bean dregs, sweet potato seedlings and the like are fermented through the microbial preparation, and resistant starch in the potatoes, crude fibres and proteins in the bean dregs, and crude fibres in the sweet potato seedlings are degraded, and thus the utilization rate of the cheap raw materials of the feed is increased, the cost of the feed is remarkably reduced, and culture benefits are increased.

The invention discloses a breeding method for a sow in a reproduction period. The method comprises the following steps: feeding in a reserve period, feeding in a pregnancy period, and feeding in a lactation period. According to the invention, directed at actual states of the sow in all stages of the reproduction period, targeted feeding with a feed with different components and proportions is economic, scientific and reasonable, and fully meets the requirements of the sow for nutrients in all stages at the same time, so the sow can remain a good growth state from oestrum to piglet delactation, i.e., the sow in an oestrous period has the advantages of well-developed, high-quality and numerous ova, high pregnancy rate, high survival rate of fertilized ova, high survival rate of early embryos in the early stage of mating, good developmental state of metaphase embryos, and high survival rates of the piglets after birth and in the lactation period; thus, the marketing rate of commercial pigs is fundamentally increased, and pig-raising efficiency is improved.

The invention provides a sow aphrodisiac material, which is characterized by comprising the following components in part by weight: 0.5 to 1.5 parts of pearl barley, 0.5 to 1.5 parts of epimedium herb, 0.5 to 1.5 parts of herba lycopi, 0.5 to 1.5 parts of tuber fleeceflower stem, 0.5 to 1.5 parts of officinal magnolia bark, 0.5 to 1.5 parts of cassia bark, 0.5 to 1.5 parts of tangerine peel, 0.5 to 1.5 parts of cyrtomium rhizome, 0.5 to 1.5 parts of indigowoad leaf, 0.5 to 1.5 parts of perilla stem and 0.5 to 1.0 part of adhesive. The sow aphrodisiac material has the advantages of meeting the normal physiological requirements, guaranteeing that replacement gilts and multiparous sows can successfully enter the next reproductive cycle, improving the production performance of the sows, meeting the requirements of large-scale swine production, implementing an idea that prevention is more important than treatment, reducing medicament cost and integrally improving benefit of swine production.

The invention provides a method for preparing microbial fermented feed capable of keeping intestinal health of pigs, comprising the following steps: activating the strains of lactobacillus plantarum and the strains of clostridium butyricum; fermenting and cultivating the first liquid, fermenting and cultivating the second liquid, and fermenting and cultivating the third liquid; freezing and drying the solid fermentation culture of the lactobacillus plantarum and the solid fermentation culture of the clostridium butyricum, and mixing to obtain the microbial fermented feed. The invention has good biological function, keeps the micro-ecological balance of the intestinal tract, improves the production volume, saves the drug cost, and greatly improves the pig raising efficiency. The preparation method of the invention is simple and practical, and has large function and good market prospect.

The invention relates to feed set meals for pigs in different physiological stages, and discloses a systematic nutrition scheme for sows to increase the number of market commercial pigs each year, and the benefits of pig farms are improved accordingly. The systematic nutrition scheme comprises a sow fecundity N+ series product, a piglet higher survival rate 7030 scheme, a pig growing and fattening more-profit making V+ series product and matched feeding patterns. According to the sow fecundity N+ series product, healthy reproduction of boars can be guaranteed by providing enough maintenance, growth, reproduction and immunization nutrition. According to the piglet higher survival rate 7030 scheme, the nutritional requirements of pig stocks in each production stage are met by taking a 'comprehensive nutrients + high and balance nutritional levels + high-quality nutrient sources ' scheme into account, the digestive absorption capacity and the intestinal immunity of the pig stocks are improved by guaranteeing the gastrointestinal tract health, and the self immunity of the pig stocks is reinforced by guaranteeing production nutrition and paying close attention to immune nutrition and stress nutrition. The pig growing and fattening more-profit making V+ series product is prepared according to different nutritional requirements of the pigs in different growth and development stages, and the obtained commercial pigs grow fast, low in feed ration and good in meat quality.

The invention discloses a pig feed and a preparation method thereof. The feed formula includes: by weight, 80-100 parts of tapioca flour, 50-60 parts of peanut bran, 30-35 parts of passion fruit shell, 30-40 parts of rice bran, 20-30 parts of corn flour, 10-15 parts of banana peel, 5-8 parts of soybean oil, 20-30 parts of peanut seedling, 5-25 parts of purslane, 5-10 parts of centella asiatica, 3-5 parts of probiotics, 0.1-0.3 part of multivitamin used for pig, 0.1-0.3 part of multimineral used for pig, and proper amount of water. The preparation method includes: preparing the purslane and the like to be mixed powder, preparing the tapioca flour and the like to be mixed paste, mixing the mixed powder and the mixed paste, adding probiotics, multivitamin used for pig, and multimineral used for pig to perform stacking fermentation, and performing pelleting and drying. The feed has good palatability, can enhance immunity of pig, and can improve the quality of produced pork. The preparation method is simple, is easy to control, and has low cost.

The invention discloses a piglet fattening feed and a production method thereof, the piglet fattening feed comprises the following materials by weight: 250-300 parts of soybean meal, 200-250 parts of flour, 200-230 parts of malt powder, 150-200 parts of duck feather powder, 70-80 parts of mushroom powder, 50-60 parts of squid paste, 40-50 parts of buckwheat powder, 20-30 parts of whole milk powder, 5-6 parts of tremella, 3-4 parts of lactose, 20-25 parts of fresh celery, 25-30 parts of cucumber, 2-3 parts of soy sauce, 1-2 parts of vinegar, 2-3 parts of semen raphani, 1-2 parts of rubiaceae borreria stricta, 2-3 parts of astragalus membranaceus, 1-2 parts of aloe leaf, 1-2 parts of asiatic bilberry, 20-30 parts of zea Mexicana, 10-20 parts of reed leaves, 110-20 parts of fresh sugarcane leaves, 20-30 parts of straw bran, 2-3 parts of leaf mold, 3-4 parts of talcum powder, 15-30 parts of an attractant and proper amount of water. The piglet fattening feed has the features of aromatic odor, crispy taste, rich nutrient, and the like, piglets fed by the feed are high in appetite, fast in growth, and short in growth cycle, and the feed enhances the piglet disease resistance, and improves the benefits of pig breeding.

The invention provides a sow postpartum fermentation bed padding additive. The additive comprises, by weight, 20-25 parts of polygonum multiflorum, 13-19 parts of cinnamon, 16-20 parts of rhizoma anemarrhenae, 18-22 parts of lavender, 18-22 parts of roasted ginger, 16-20 parts of clove, 12-16 parts of radix angelicae dahuricae, 18-22 parts of radix codonopsis, 12-15 parts of rhizoma cyperi, 18-23 parts of ligusticum chuanxiong hort, 16-22 parts of radix cyathulae, 10-13 parts of red peony root, 10-13 parts of licorice root, 10-13 parts of typhae pollen, 8-10 parts of plantain and 60-70 parts of modified bentonite. The components are smashed and mixed to obtain the additive. Due to mutual cooperation of various added traditional Chinese medicines, the padding additive has the effects of preventing bacteria, diminishing inflammation, tonifying qi and invigorating the stomach, eliminating cold to stop pain, promoting secretion of saliva or body fluid and nourishing blood, clearing damp and promoting diuresis and the like, prevents sow postpartum infection, effectively promotes sow postpartum rehabilitation, improves sow reproduction performance and improves sow breeding benefits.

The invention provides Lactobacillus salivarius NHE-LsE33. The Lactobacillus salivarius NHE-LsE33 is used for separating intestinal tracts of piglets and is preserved in China General Microbiological Culture Collection Center (CGMCC for short, the address is Institute of Microbiology, Chinese Academy of Sciences, No.3, No.1 Yard, West Beichen Road, Chaoyang District, Beijing, the postal code is 100101), the preservation number is CGMCC NO.22510, and the preservation date is May 12, 2021. The lactobacillus salivarius NHE-LsE33 has remarkable prebiotics, and can be used for effectively inhibiting growth and reproduction of pathogenic bacteria such as intestinal pathogenic escherichia coli, staphylococcus aureus, salmonella typhimurium, salmonella choleraesuis, salmonella, shigella, bacillus perfringens, proteus penneri, aeromonas hydrophila and vibrio parahaemolyticus. The lactobacillus salivarius NHE-LsE33 can be prepared into a micro-ecological preparation to be applied to animal breeding, and the strain of the micro-ecological preparation for feed is widened.

The invention relates to a feed additive for improving growth of a pig. The feed additive is characterized by comprising the following components in parts by weight: 2-7 parts of carrot powder, 2-5 parts of common andrographis herb, 4-8 parts of apricot kernels, 1-4 parts of silkworm chrysalis, 2-5 parts of radix glycyrrhizae, 1-3 parts of cinnamon, 1-4 parts of astragalus membranaceus, 1-5 parts of white fish meal, 5-7 parts of amomum tsao-ko, 4-7 parts of phaseolus calcaratus, 3-5 parts of radix bupleuri, 2-6 parts of loaches, 1-3 parts of water stones, 2-5 parts of yeast powder, 4-8 parts of Tibet inula and 2-5 parts of cassia twig. According to the additive provided by the invention, the effect of the growth hormone is enhanced by simulating secretion of the growth hormone; the ammonia concentration is reduced, the feeding environment is improved and the incidence of respiratory diseases is reduced by improving the utilization ratio of proteins; the non-specific immunity of a body is enhanced, the activity of macrophage of the body is activated, the immunocyte level of the body is directly improved, and the anti-infection ability of the body is improved; and subcutaneous fat deposition is reduced and type of figure of pigs is obviously improved by improving fat distribution, so that the carcass lean meat percentage is improved by 15% or more.

The invention provides a flu-proofing pig house fermentation bed packing addictive. The addictive comprises folium artemisiae argyi, schizonepeta tenuifolia briq, clove, lysimachia foenum-graecum hance, tangerine peel, herba moslae, Taiwan gngelica root, olibanum, erythrina variegata L, centipeda minima, zanthoxylum bungeanum maxim, mentha haplocalyx briq, fructus tsaoko, acorus calamus, radix et rhizoma nardostachyos, euodia ruticarpa, ramulus cinnamomi, ligusticum chuanxiong hort, borneol and modified bentonite and is prepared from above raw materials according to a certain ratio. Since multiple kinds of Chinese traditional medicines are in cooperation with each other, the flu-proofing pig house fermentation bed packing addictive has functions of expelling evil-wind and removing dampness, eliminating pathogen and expelling cold, warming meridians and invigorating spleen and replenishing qi, improves the organism immunity, fights against viruses and bacteria, prevents flu, promotes the health growth of pigs, and improves the benefit of pig feeding.

The present invention discloses a newly isolated strain of Pediococcus acidilactici (Pediococcus acidilactici) HEW‑AP27, which is preserved in the General Microbiology Center of China Microbiological Culture Collection Management Committee (CGMCC for short, address: Yard 3, No. 1, Beichen West Road, Chaoyang District, Beijing. No. Institute of Microbiology, Chinese Academy of Sciences, postal code: 100101), the preservation number is CGMCC NO.15419, and the preservation date is March 7, 2018. The present invention also provides a preparation method of live Pediococcus lactis preparation, specifically comprising: using Pediococcus lactis as a fermentation strain, adopting an optimized fermentation process and a fermentation medium, and putting it into a tank after primary, secondary, and tertiary cultivation , centrifuge to obtain active bacteria slime, add stabilizer and protective agent, then granulate through a granulator, and then add a coating solution in a coating machine for coating, and finally obtain a viable Pediococcus lactis preparation. The Pediococcus lactis HEW‑AP27 of the present invention is acid-resistant, bile-salt-resistant, high-temperature-resistant, has strong acid-producing performance, and can also inhibit the growth and reproduction of pathogenic bacteria.

The invention discloses a method for feeding tri-crossbred pigs with feed containing silage whole maize. Under low-energy high-fiber level of fermented maize straws added into the feed, the lean percentage can be increased effectively, pork output is increased, and feeding cost is reduced effectively. The method includes: (1) according to weights of the tri-crossbred pigs, dividing growth and development of the tri-crossbred pigs into two periods namely a growth period when the pigs are 20-60kg and a fattening period when the pigs are 60-115kg; (2) according to the different periods, designing methods for feeding the pigs with whole maize in a preservative manner, wherein in the growth period, an energy-protein ratio is 21.75-22.08, silage whole maize is 20-40%, and a mass ratio of the silage whole maize to complete compound feed is 1 / 4-3 / 2; in the fattening period, an energy-protein ratio is 24.25-24.85, silage whole maize is 40%-60%, and a mass ratio of the silage whole maize to complete compound feed is 2 / 3-3 / 2; (3) designing a formula according to ranges at the step 2), preparing daily feed, and feeding according to the different periods.

The invention discloses a feed for porkers. The feed comprises the following raw materials of rice bran, wheat bran, citrus peel residues, vinegar dregs, sesame seed meal, cottonseed meal, fish bone meal, earthworm meal, radish meal, fermentation blood powder, composite trace elements, complex vitamins, endothelium corneum gigeriae galli, taurine, curcuma oil, Chinese herbal medicine powder, galactooligosaccharide, vanillin, xylitol, sorbitol, sepiolite powder and zeolite powder. The feed for porkers provided by the invention can strengthen appetite of the porkers, strengthen the digestive absorption capacity and the disease resistance of the porkers, and promote growth of the porkers, and is environment-friendly, high in utilization rate, and uniform and rich in nutrients, and porker breeding benefits are notably increased.

The invention provides a pigpen fermentation bed padding additive. The padding additive is prepared from, by weight, 18-23 parts of herba lophatheri, 15-21 parts of flos caryophyllata, 18-22 parts of sarcandra glabra, 13-19 parts of cortex cinnamomi, 18-25 parts of radix codcnopsitis pilosulas, 12-16 parts of spanishneedles herb, 16-20 parts of fructus foeniculi, 20-25 parts of folium artemisiae argyi, 20-25 parts of rhizoma acori graminei, 18-25 parts of Chinese prickly ash, 12-16 parts of fructus amomi rotundus, 12-16 parts of poria cocos, 12-16 parts of rhizoma dioscoreae, 12-15 parts of borneol and 60-70 parts of modified bentonite. By adding the traditional Chinese medicine materials with the functions of resisting bacteria and diminishing inflammation, dispelling wind and eliminating dampness, clearing away heat and toxic materials, tonifying middle-Jiao and Qi, promoting the secretion of saliva or body fluid and nourishing blood, clearing away damp and promoting diuresis, and tonifying the spleen and soothing the nerves, the padding additive has the effects of resisting bacteria, diminishing inflammation, clearing away toxic materials, invigorating the stomach and the like; verification shows that the padding additive has a prevention effect on porcine diarrhea. The padding additive is beneficial to healthy growth of pigs and can reduce epidemic diseases and increase pig raising benefits.

The invention provides pig-house fermentation bed padding and a preparation method thereof. The pig-house fermentation bed padding is prepared from, by weight, 30-40 parts of straw powder, 15-25 parts of pine sawdust, 10-20 parts of Chinese parasol sawdust, 15-25 parts of coconut coir, 20-25 parts of buckwheat shells, 10-12 parts of chitosan, 20-30 parts of diatomite, 8-10 parts of tourmaline, 2-3 parts of raw folium artemisiae argyi, 4-5 parts of astragalus membranaceus, 2-3 parts of rhizoma atractylodis macrocephalae, 3-4 parts of hyacinth beans, 3-4 parts of upland wheat, 2-3 parts of agastache rugosus, 2-3 parts of cinnamon, 3-4 parts of achyranthes aspera and 0.1-0.2 part of fermentation preparation; the padding is prepared by fermentation with the fermentation preparation. By adding the traditional Chinese medicinal materials used for promoting the secretion of immune globulins and adding chitosan having the functions of sterilization and bacterium inhibition, the pig-house fermentation bed padding can promote blood circulation and metabolism of pigs, enhance the immunological capacity of the pigs, contribute to the healthy growth of the pigs, reduce the occurrence of diseases and increase the benefits of pig breeding.

The invention discloses a preparation method and application of an additive for preventing diarrhea of a piglet and promoting growth. The additive is mainly prepared from earthworm enzymatic extract, vitamin semi-finished product, lactose, lactobacillus, and extruded corn. The preparation method comprises the steps of preparing the earthworm enzymatic extract, preparing the vitamin semi-finished product, and evenly mixing the earthworm enzymatic extract, the vitamin semi-finished product, the lactose, the lactobacillus and the extruded corn according to the mass ratio of (8-10): 0.5: (5-8): 0.2: 10 to obtain the final product. The additive is suitable for the piglet before and after ablactation and added to complete batch; and the adding ratio is 1-1.5% of complete batch. According to thepreparation method, the earthworm enzymatic extract, the vitamin semi-finished product, the lactose, the lactobacillus and the extruded corn which are partitioned scientifically are organically combined to play a good role in diarrhea and slow growth caused before and after ablactation; the diarrhea morbidity of the piglet can be obviously reduced; growth and development of the piglet are obviously facilitated, and a good foundation is established for improvement of pig production efficiency.

The invention relates to a pig feed with a heat stroke prevention function. The pig feed is prepared through the following steps: biologically fermenting crop straws, blending the fermented crop straws with corn flour, wheat bran, bean cakes, soybean meal, edible salt and Herba Plantaginis according to a formula ratio, introducing steam to slake the above obtained mixture, sending the slaked mixture to a forming machine to make particles, drying the particles, disinfecting the dried particles, cooling the disinfected particles, and packaging the cooled particles. The pig feed has the advantages of wide sources of raw materials, low price, reasonable formula, good feeding effect of the fermented and slaked feed, and strong palatability, has the efficacy of clearing heat and eliminating vexation, improving the disease resistance, and eliminating heat stroke and strengthening stomach due to addition of Herba Plantaginis, ensures the safe over-summer of live pigs, and improves the pig raising benefit.

The invention provides a sow aphrodisiac material, which is characterized by comprising the following components in part by weight: 0.5 to 1.5 parts of pearl barley, 0.5 to 1.5 parts of epimedium herb, 0.5 to 1.5 parts of herba lycopi, 0.5 to 1.5 parts of tuber fleeceflower stem, 0.5 to 1.5 parts of officinal magnolia bark, 0.5 to 1.5 parts of cassia bark, 0.5 to 1.5 parts of tangerine peel, 0.5 to 1.5 parts of cyrtomium rhizome, 0.5 to 1.5 parts of indigowoad leaf, 0.5 to 1.5 parts of perilla stem and 0.5 to 1.0 part of adhesive. The sow aphrodisiac material has the advantages of meeting thenormal physiological requirements, guaranteeing that replacement gilts and multiparous sows can successfully enter the next reproductive cycle, improving the production performance of the sows, meeting the requirements of large-scale swine production, implementing an idea that prevention is more important than treatment, reducing medicament cost and integrally improving benefit of swine production.

The invention relates to an ecological breeding method for a pig, in particular to an ecological breeding method for a hybrid pig. The method comprises the steps of utilizing an excellent local variety and a foreign variety to conduct hybrid so as to obtain a hybrid generation, and feeding a hybrid piglet, wherein piglet creep feed which can reduce the diarrhea rate is used, high-cost raw materials of plasma protein powder, fish meal, whey powder, maize and the like are not added into the creep feed, thus the feed cost is reduced, new fodder of vinegar residue, alkaloid, yellow mealworm powder, sesame-seed cake dregs, coconut cake dregs, sunflower cake dregs and the like are firstly added into the creep feed, non-drug control of diarrhea is achieved, the disadvantages of an existing creep feed is overcome, the immunity of the piglet is improved, the food consumption and the growth rate of the piglet are increased, the diarrhea rate of the piglet is reduced, the stress-reaction of the weaned piglet is reduced, growth retardation is avoided, the palatability is good, and the pig meat is healthier and safer. Meanwhile, equipment and method that can guarantee heat retaining of the piglet is provided, a waste gas treatment method can make the gas fully recycled and utilized, heat supplying of the pig house is achieved, and the environment inside the pig house is improved at the same time.

The invention belongs to the technical field of feed additives, and in particular relates to a Chinese herbal medicine superfine powder feed additive for producing high-quality pork. The additive is prepared from the following Chinese herbal medicines in parts by weight: 3 parts of astragalus root, 3 parts of hairy asiabell root, 3 parts of hawthorn, 3 parts of medicated leaven, 2 parts of dried orange peel, 2 parts of fennel, 2 parts of wild chrysanthemum, 2 parts of cinnamon, 1 part of pine needle, 1 part of liquorice, 2 parts of fleece-flower root and 3 parts of bighead atractylodes rhizome. All the raw materials are weighed according to the prescription proportion; after being mixed, the raw materials are made into superfine powder of 200 meshes; and the use adding amount is 0.75 percent of the total weight of the feed. In the invention, the reasonable compatible Chinese herbal medicines are prepared into the superfine powder, the advantages of the Chinese herbal medicine prescription and superfine powder are fully exerted to achieve the effect of improving pork quality, the pork has the advantages of reduced acidity, bright color, increased marble textures, reduced water lossrate and drip loss, improved tenderness, thinned muscle fibers, obviously increased saturation degree of back fat, and obviously improved muscle saturated fatty acid content and essential fatty acid content, and considerable economic benefits are achieved.

The invention discloses a sow breeding method in a reproduction period. The method includes the steps of feeding in a backup period, feeding in a gestation period and feeding in a suckling period; according to actual conditions of each stage in the reproduction period of sows, the sows are fed with fodder containing different ingredients according to different proportions in a targeted mode; the method is ecological, scientific and reasonable, nutrient demands in each stage of the sows are met completely, and therefore a great growth state of the sows can be maintained from the estrus to the weaning period of piglets; eggs of the sows in the estrus grow well and are high in quality and large in quantity, the pregnancy rate is high, the survival rate of fertilized eggs is high, the survivalrate of early embryos in the early hybridization period is high, the growth conditions of the embryos in the medium term are great, the survival rates of the piglets after birth and during the suckling period are both high, the slaughtering rate of commercial pigs is increased fundamentally, and the economic benefits of pig breeding are increased.

The invention aims to provide a method for improving meat percentage of pigs by establishing a protein precipitation curve equation. The method has the beneficial effects of improving the meat percentage of pigs, simultaneously improving the nutrient content of the pigs and lowering the production cost of pig raising by scientifically guiding the production mode of pigs by utilizing a scientific mathematical model. In order to achieve the effects: the method is characterized by utilizing Gompertz equations to fit growth curves of weights of castrated boars and sows, fatless lean meat amount and day of age, utilizing a derivation equation of the Gompertz equation of fatless lean meat amount and day of age to establish an equation of daily gain of fatless lean meat and day of age, utilizingthe derivative equations of the Gompertz equation of weights and day of age and the Gompertz equation of daily gain of fatless lean meat and day of age to establish a potential finishing pig protein precipitation model of weights and daily gain of fatless lean meat, computing the date with peak fatless lean meat amount and the date with peak protein precipitation of the pigs according to the actual food intake of the pigs and slaughtering the pigs according to the actual production requirements.

The invention relates to feed set meals for pigs in different physiological stages, and discloses a systematic nutrition scheme for sows to increase the number of market commercial pigs each year, and the benefits of pig farms are improved accordingly. The systematic nutrition scheme comprises a sow fecundity N+ series product, a piglet higher survival rate 7030 scheme, a pig growing and fattening more-profit making V+ series product and matched feeding patterns. According to the sow fecundity N+ series product, healthy reproduction of boars can be guaranteed by providing enough maintenance, growth, reproduction and immunization nutrition. According to the piglet higher survival rate 7030 scheme, the nutritional requirements of pig stocks in each production stage are met by taking a 'comprehensive nutrients + high and balance nutritional levels + high-quality nutrient sources ' scheme into account, the digestive absorption capacity and the intestinal immunity of the pig stocks are improved by guaranteeing the gastrointestinal tract health, and the self immunity of the pig stocks is reinforced by guaranteeing production nutrition and paying close attention to immune nutrition and stress nutrition. The pig growing and fattening more-profit making V+ series product is prepared according to different nutritional requirements of the pigs in different growth and development stages, and the obtained commercial pigs grow fast, low in feed ration and good in meat quality.

The invention relates to a lactational sow daily ration prepared by using whole-plant barley for replacing bran. The whole-plant barley is used for completely replacing the bran in the lactational sowdaily ration, wherein the whole-plant barley is a harvested overground part when the grain moisture is lower than 20% after husky barley is mature and naturally air-dried in a field, and is smashed to 98% and sieved through a 60-80-mesh sieve. The preferred daily ration is prepared from, by weight, 55-59% of corn, 3% of glucose, 17.5-20.5% of bean pulp, 3.5-5% of fish meal, 9-15% of the whole-plant barley, 1% of soya-bean oil, 1% of a 1% pregnant sow premix, 1.4% of mountain flour, 0.25-0.6% of light calcium, 0.1-0.2% of a sodium chloride premix, 0.1% of choline, 0.4% of baking soda, 0.18-0.2% of lysine and 0.07-0.1% of methionine. The lactational sow daily ration prepared by using the whole-plant barley for replacing the bran has the advantages that the whole-plant barley is used for replacing all the bran, thereby reducing the harm caused by mold contamination to the sow daily ration, simplifying the work of planting, harvesting and storage of the whole-plant barley, providing the higher nutritional level and friendlier environmental nitrogen emission amount, and reducing the cost of the lactational sow daily ration.

The invention relates to a diversified intelligent mushroom cultivation chamber. The diversified intelligent mushroom cultivation chamber comprises a cultivation chamber, a reaction tank, a walk way,a gate and a mushroom cultivation device. Mushroom growing or pig raising production can be arranged timely according to market change rules of mushroom growing or pig raising, land is saved, buildingcost is reduced, and economic benefits of mushroom growing and pig raising farmers are increased.

The invention discloses a fermented feed. The fermented feed is obtained by fermenting the following raw materials by adding a microbial preparation: 20-25% of potatoes, 20-18% of corns, 5-6% of bean meal, 2% of bone meal, 38-34% of bean dregs, 4-6% of vegetables, 10-8% of sweet potato seedlings or peanut seedlings and 1% of compound trace elements, wherein the microbial preparation is the mixture of bacillus amyloliquefaciens, lactobacillus plantarum, bacillus subtilis and rhodopseudomonas palustris. According to the fermented feed disclosed by the invention, the raw materials of the potatoes, bean dregs, sweet potato seedlings and the like are fermented through the microbial preparation, and resistant starch in the potatoes, crude fibres and proteins in the bean dregs, and crude fibres in the sweet potato seedlings are degraded, and thus the utilization rate of the cheap raw materials of the feed is increased, the cost of the feed is remarkably reduced, and culture benefits are increased.