452 results about "Weaning" patented technology

The invention relates to a sucking pig compound feed and a preparation method thereof. The feed comprises the following raw materials in parts by weight: 30-90 parts of vegetable feed raw material, 25-80 parts of vegetable puffed feed, 5-25 parts of fermentation bean pulp, 2-10 parts of fish meal, 6-30 parts of dairy product, 1-4 parts of oil, 0.2-3 parts of amino acid, 0.01-0.05 part of liquid additive and 1-3 parts of solid additive. The preparation method of the feed provided by the invention can ensure the best use of the nutrient components of different materials, can overcome the instability of enzyme agents and microbial ecological agents caused by heating, and can effectively eliminate the indigestion caused by hyposecretion of digestive enzymes before and after the weaning of thesucking pig and improve the intestinal canal health as well as the pig immunity. Through the sucking pig compound feed provided by the invention, the problem of weaning stress of the sucking pig is solved; and compared with the common piglet feed, the morbidity is greatly reduced, the feed intake and daily gain are increased, and the material-meat ratio, morbidity and mortality are reduced.

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 method for propagating market hogs. According to the different growth and physiological stages of the market hogs, the growth of the market hog comprises the stages of lactation and luring, weaning and stress, pigling breeding, growing development and beef gain, fodder with good nutrition, smell, and luring performance is provided in the stage of lactation and luring; fodder with diarrhea resistance and high nutrition concentration and capable of keeping the healthy of intestinal tract is provided in the stage of weaning and stress; fodder capable of strengthening immunity, promoting growth and exercising the intestinal tract is provided in the pigling breeding; fodder for increasing nutrition and protein synthesis is provided in the stage of growing development;the fodder with high energy and high amino acid is provided in the beef gain. According to the method, the fodder is schemed according to the physiology and development stage and the stress conditions; the method has the advantages of low mortality, quick growth speed, short propagation period, low feed conversion ratio, high weight and the like; in addition, the propagation cost of the market hog is lowered, and the economic benefits of propagating market hog are improved.

A preparation method of a microecological culture feed additive belongs to the technical field of livestock and poultry feed additive. A solid fermentation medium comprises 40% of wheat bran, 10% of corn, 9% of soybean meal, 0.5% of urea, 0.1% of potassium dihydrogen phosphate, 0.1% of sodium dihydrogen phosphate, 0.1% of manganese sulfate, 0.2% of calcium chloride and 40% of water. fermentation strains include plant lactobacillus, bacillus subtilis and saccharomyces cerevisiae in a ratio of 1:2:2. The method comprises the following steps: crushing, sieving, mixing, disinfecting, preparing fermentation bacteria liquid, inoculating fermentation strains and obtaining a finished product. The microecological culture feed additive provided by the invention combines functions of nutrition and health care, has no toxic or side-effect or pollution, and can improve antioxidation capability and immunization function of a weaning pigling, increase daily weight gain of the pigling and forage conversion rate, reduce diarrhoea rate, reduce or prevent pigling weaning stress syndrome and substitute antibiotic additive in forage.

The invention discloses a preparation method of a biological feed additive with nutrition and immunocompetence. The biological feed additive with nutrition and immunocompetence comprises the following components: 0.05 to 0.1% of aerobic bacteria, 0.05 to 0.1% of anaerobic bacteria, 0.3 to 0.5% of fermenting promoter, 5 to 15% of soybean meal, 5 to 10% of molasses, 15 to 25% of DDGS (Distillers Dried Grains with Soluble), 10 to 30% of cassava residue, 20 to 50% of bran meal, 5 to 15% of bran, 5 to 15% of maize cob powder, and 20 to 40% of maize slurry protein. The preparation method comprises the processes of activating bacteria, crushing raw materials, aerobically fermenting for 1 to 2 days, and then anaerobically fermenting for 3 to 7 days. The prepared biological feed additive brings piglet, medium and large pigs and sheep with high nutrition value, is high in palatability, and has effects of accelerating growth, improving intestinal health, controlling diarrhea, controlling constipation of sow, increasing birth weight and weaning weight of the piglet, improving the quality of eggshell and egg yolk, controlling feed-containing faeces, raising the lactation level of dairy cattle, as well as increasing butterfat and protein content.

The present invention provides a porket premix compound and a porket creep feed prepared by the porket premix compound. The porket premix compound is composed of the components of a yeast powder, an energy-nutrient accelerating agent, a flavoring agent, minor elements, etc. The porket creep feed is composed of the components of swelled corn flour, swelled soybean flour, swelled wheat flour, low-protein whey powder, porket premix compound, etc. The porket premix compound of the invention fully takes the electrolyte balance into consideration; supplies various minor elements and vitamins required by the porket, promotes the growth and is used for preparing the excellent proket creep feed. The general dosage is 1% of the weight of the porket creep feed. At least 85% of the porket creep feed passes through a 60 mesh sieve so that the granularity of the feed stuff is smaller and the absorption of the porket to the nutrition substance is facilitated. The porket creep feed further has the advantages of sustaining the integrality of the mucous membrane, overcoming the weaning stress, increasing the feed intake, increasing the digestion and absorption rate, reducing the feed-meat ratio, realizing the effect of continuous body weight growing after the weaning.

The present invention provides an improved and more efficient method for the purification of Beta glucan, mannan and manno-protein complexes or immuno-potentiating substances, directly from yeast. In addition, the present invention provides methods for the production of Beta glucan, mannan and manno-proteins for use in animal feed to (1) prepare and enhance the immune system to fight infections more effectively and efficiently, (2) increase resistance to and decrease duration of bacterial and viral infections, (3) allow producers to reduce or remove “growth promotion antibiotics” in feed systems, thus producing more naturally grown animals, (4) reduce or prevent the negative growth response normally associated with administration of live vaccines to animals and (4) other associated health benefits such as in the case of swine of increased piglet litter size and survivability for piglets after weaning when Sows fed this novel Beta glucan extract.

The invention discloses a roaster-used milk powder material, which is formed by mixing and blending popping corn, flour, low egg whey powder, soybean oil, glucose, popping soybean pulp, import steam fish meal, plasma protein powder, natural yeast extract, milk substitute powder, calcium carbonate, calcium hydrophosphate, flavouring agent, acidulant, zinc oxide, roaster microelement premix, threonine, diaminocaproic acid, methionine, choline, roaster multivitamin, antioxidant and mildewproof agent. The preparation process comprises: grinding, popping, secondary grinding, measurement burdening, mixing, packaging and the like. The roaster-used milk powder material in the formula has high nutrition level and balanced amino acid, is rich in food attractant, has good palatability and easy digestive absorption, can effectively substitute breast milk and solves the problem of lack of breast milk; in addition, the roaster-used milk powder material has the advantages of promoting the fast development of the intestinal canal, enhancing the disease resistance and diarrhea resistance, leading to the high neatness of the weaning roaster and the like.

An anti stress immunity enhancing agent for pig, the weight ratio range of its component and dry matter is: citric acid 13 to 21 percent; oligomerization Fructose 15 to 25 percent; vitamin C 2 to 3percent; vitamin E 0.5 to 1 percent, vitamin B1 0.4 to 1.0 percent; vitamin B12 0.1to 0.6 percent; garlicin 1 to 4 percent; astragalus polyase 1 to 6 percent; bacitracin zinc 3 to 5 percent; the rest is carrier. The said anti stress immunity enhancing agent has reasonable compound, stable material resource, lower cost, simple producing technology, its merit is: increasing feed intake for pig, promoting growth; enhancing immunity of pig, preventing and curing diarrhea, tail-biting, anorexia etc stress symptom during the weaning, transforming, and transfer to group.

The present invention relates to a kind of feed for breeding otter rabbit. The feed mixed with 2~4% cotton, 1~2% soy bean dreg, 55~65% bran, 25~35% clover powder and 5~8% premix. It has the lower energy, higher protein nutrition level, and has an effect to improve the rabbit fecundity. Compared with the traditional high-energy, high-protein feeding ways, It can increase the litter size, litter weight at birth, and reduce the stillbirth rate; it can raise the milk of the female rabbit and improve the survival rate.

The invention provides a nursing sow high-efficiency feed and a preparation method thereof. Raw materials such as corn, white sugar, wheat bran, fish meal, soya bean meal, puffed soybean, feather meal, blood globulin powder, distillers dried grains with soluble (DDGS), soybean oil, vitamine, trace elements, an ionic equilibrium agent, a physiological regulator and the like are adopted, and the nursing sow high-efficiency feed is prepared by performing smashing, mixing, tampering, pelletizing and other processing on the raw materials. In the invention, the newest theory of the existing animal nutrition and feeding is taken as a basis and production practice is combined, thus the defects of the prior art are overcome. The high-efficiency feed has the following advantages: the current cultivation situation in the southern part of China, market requirements and the newest sow nutrition theory are combined, and maximization of productive potential of a nursing sow is taken as an aim, especially amino acid balance is considered, so that branched chain amino acid nutrition is enriched, the sow antistress capability is improved, and the palatability of the feed is improved; and the ionic balance of the feed is considered, high-quality feed raw materials are selected, and strict scientific processing is carried out, thus the milk production performance of the nursing sow can be greatly improved, finally the weight of weaning litter of suckling pigs is improved, and the market requirement is met.

The invention discloses a biological feed at the later period of pregnancy and the lactation period of sows. The feed comprises the following components in percentage: 68.60% of corns in northeastern part, 6.10% of bran, 13.97% of bean pulp, 3.00% of fermented bean pulp, 3.00% of fish meal in Zhejiang, 1.00% of phospholipid oil, 0.02% of probiotics, 0.05% of angel yeast, 1.46% of mountain flour, 0.62% of calcium hydrophosphate, 0.28% of edible salt, 0.02% of phytase, 0.02% of concentrated enzyme, 0.24% of65% lysine, 0.12% of choline chloride, 1.00% of premix, 0.5% of traditional Chinese medicine additives, wherein the components are totally 100%. According to the invention, according to the physiology and reproduction characteristics of the later period of pregnancy and lactation period of sows, the traditional Chinese medicine additives are added in the feed; the lactation yield of sows is improved; the breast milk nutrition is increased, and the aims of sufficient milk quantity of sows, no weightlessness, mastitis prevention as well as high piglet rate of survival, high weight in weaning, and less death in weaning stress and having diarrhea are achieved.

The invention discloses a pig intestine nursing healthcare type compound feed and a preparation method thereof. The feed is prepared by the following components of corn, expanded bean pulp, expanded soybean flour, fermented bean pulp, white fish meal, flour, soybean oil, soybean lecithin oil, expanded corn, zeolite powder, calcium hydrophosphate, calcium formate, choline chloride, salt, sucking pig compound premix, acidifier, lysine, methionine, threonine, tryptophan, zinc oxide, medicated premix, monosodium glutamate, Taiweimei, montmorillonite and phytase. The feed is capable of satisfying all the nutritional requirements of the nursed pigs and has high feed conversion rate. According to the feed, the weaning stress of the nursed pigs is considered, the slow-release creep feed is linked and the intestine healthcare problem of the nursed pigs is emphasized; and an intestine adjusting feed additive is selected, so that the diarrhea rate of the sucking pigs is reduced by 50-80%, the pig body structures can be improved at the same time, the pig skeletons are stretched and a foundation is laid for the rapid fattening of the pigs.

The invention provides a high-moisture feed for piglets, which is prepared by adding a certain amount of thickener which can quickly absorb water to swell in common pannage to obtain powdery material, mixing with a certain amount of water, and finally adding coagulation aiding material to obtain colloidal feed. The high-moisture feed is used for supplementary feeding piglets, aiding ablactation of the piglets, reducing the ablactation stress or is used for supplanting moisture for piglets in long-distance transportation.

The invention discloses nutrient for improving productivity of nursing sows and a preparation method thereof. The nutrient for improving productivity of nursing sows comprises, by weight, 5-20 parts of Angelica acutiloba root, 10-25 parts of Astragalus root, 5-25 parts of cowherb seed, 5-20 parts of beautiful sweetgum fruit, 10-25 parts of hawthorn fruit, 10-25 parts of malt, 5-25 parts of dried orange peel, 5-25 parts of medicated leaven, and 10-25 parts of motherwort. The preparation method includes cleaning pharmaceutical materials, and drying and crushing to obtain powders of the pharmaceutical materials; weighing the crushed powders of the pharmaceutical materials according to a ratio of the nutrient, mixing well, and subpackaging. By the use of the nutrient for improving productivity of nursing sows, milking ability of sows can be improved effectively, anorexia and constipation in sows can be avoided, normal oestrus of the sows after weaning is promoted, and yellow and white scours of newborn piglets are reduced.

The invention discloses pig homologous raw material-free attracting starter compound feed for porkets. According to a technical scheme adopted by the invention, the feed is composed of the following raw materials by weight percent: 35-45% of a puffed raw material, 5-8% of a soybean protein concentrate, 10-15% of fermented soybean meal, 4-5% of hydrolyzed wheat protein, 6-10% of lactose, 4-8% of whole milk powder, 3-5% of a casein, 2-5% of a nucleotide, 2-5% of fish meal, 1-3% of amino acid, 0.5-2% of glutamine, 0.5-1% of an acidifying agent, 2-5% of plant oil, 0.02-0.1% of a composite vitamin, and 0.1-0.5% of a composite trace element. Application of the feed in the invention presents strong feed attraction to porkets which can start feed taking in1-2d with rapidly increasing intake. With balanced and comprehensive nutrition similar to breast milk, the feed provided in the invention is characterized by high digestibility in porkets, no diarrhoea, effective overcoming of weaning stress, and rapid weight gain, and can effectively increase the porket weaning weight and the weight after two weeks of weaning, as well as improve porket survival rate and production performance. Free of plasma protein powder, dried porcine soluble and other pig homologous raw materials, the feed of the invention has no risk of homologous pig pathogen infection, and boasts significant biosecurity.

The invention discloses a milk replacer for stimulating calf rumen development and a feeding method thereof. The milk replacer consists of calfmeal and a calf starter. The calfmeal in the invention contains soluble dietary fiber able to maintain calf intestinal health, body immunity improving and palatability adjusting substances. Especially starch and particles in the starter have certain hardness which can promote the rumen nipple development of calves, and enough digestible fiber in the starter can support the normal proceeding of rumen fermentation, so that calves can be guaranteed to get nutrients necessary for growth and development from solid forage early, and the calf constitution can be improved, the disease resistance is enhanced, and the daily weight gain as well as the feed intake for solid forage are raised. With obvious feeding effect, the milk replacer of the invention has convenient raw material resource, rational price, and can reduce the feeding cost of calves and obtain great economic benefit. 350kg of fresh milk is needed for breeding a calf, while with the milk replacer, 300kg of fresh milk can be saved by each calf. Calves fed with the milk replacer provided in the invention can be weaned in 40 days, therefore, the feeding cost can be directly saved by 174.95 yuan by each calf.

The invention provides a coprophilous fungus composition. According to the invention, fresh night soil of adult health pig is taken as a manure source, a coprophilous fungus final suspension is prepared by three-time centrifugation under specific low-temperature condition, a high molecular weight compound protective agent skimmed milk powder and a low molecular weight compound protective agent (glycerin, lactose, galactose, cane sugar, glucose, maltodextrin, sorbitol, adonitol and trehalose) are added, the coprophilous fungus composition is produced, which contains abundant Bacillus spp, lactic acid bacteria, lactobacillus, bifidobacteria, and streptococcus thermophilus, live bacteria number is kept at 108 CFU / g and more, the coprophilous fungus composition is used for preventing and treating diarrhoea of pigling at a lactation period, the prevention and treatment effects are obvious, the coprophilous fungus composition has more obvious effect for preventing and treating diarrhoea of pigling with 0-14 days (21-28 days early-stage weaning method) and 0-21 days (35 days weaning method). The preparation method of the coprophilous fungus composition is simple, the product shelf-life is long, the defect that the current coprophilous fungus transplant requires real-time preparation in the prior art, and the coprophilous fungus composition is suitable for industrial production.

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 breastfeeding sow compound feed, in particular to a breastfeeding sow compound feed for promoting milk secretion. In the technical scheme, the breastfeeding sow compound feed comprises 35 to 55 percent of corn, 10 to 20 percent of wheat bran, 5 to 10 percent of corn fibers, 2 to 5 percent of corn distiller dried grain with soluble substance (DDGS), 3 to 5 percent of glucose, 5 to 15 percent of bean pulp, 1 to 2 percent of mountain flour, 1 to 2 percent of calcium hydrophosphate, 1 to 3 percent of corn oil, 0.3 to 0.5 percent of table salt, 0.03 to 0.1 percent of N-carbamylated glutamate, 0.02 to 0.05 percent of valine, 0.1 to 0.3 percent of other amino acids, 0.03 to 0.05 percent of choline, 0.3 to 0.4 percent of composite vitamin and 0.2 to 0.6 percent of composite trace element. The breastfeeding sow compound feed is applied to the feeding of weaned sows, the days from the weaning to empathema of the sows can be shortened effectively, the feed intake of the weaned sows can be increased, and the empathema of the sows is promoted. The breastfeeding sow compound feed has a great significance in the improvement of the production efficiency of the sows.

The invention discloses a concentrated feed for sows in a perinatal stage. The feed mainly contains wheat germ proteins, bean hulls, brown sugar, wheat starch, calcium formate, anhydrous sodium sulphate, glucose oxidase, arginine and Chinese medicine extracts. When being used before delivery, the feed can achieve the remarkable efficacies of shortening the delivery stages of the sows and promoting the discharge of lochia so as to accelerate the recovery of birth canals; the suckling piglets can healthily grow fast, the postweaning estrus intervals of the sows are short, the mating conception rate is enhanced greatly and the mortality is low. The feed has the advantages of reducing perinatal stage syndromes, enhancing the delivery results of the sows, and releasing the current cultivation from the dependence on medicines, thereby greatly reducing the use of the medicines in cultivation.

The invention provides an antibiotic-free piglet creep feed. The antibiotic-free piglet creep feed is prepared from the following raw materials in parts by weight: 45-50 parts of bulked corns, 8-13 parts of bulked soybeans, 13-17 parts of soybean meal, 1-2.5 parts of plasma protein powder, 2-4 parts of colonic mucosa protein powder, 1-4 parts of emulsified fat powder, 1-4 parts of soybean oil, 5-10 parts of whey powder, 2-5 parts of steam fish meal, 2-5 parts of glucose, 0.2-0.4 part of an acidifying agent, 0.1-0.3 part of montmorillonite, 1.2-1.5 parts of calcium hydrophosphate, 0.7-1.0 part of mountain meal, 0.2-0.5 part of table salt, 0.15-0.3 part of lysine, 0.1-0.2 part of methionine, 0.1-0.3 part of compound vitamins, 0.1-0.3 part of compound microelements, 0.05-0.15 part of an enzyme preparation and 0.05-0.15 part of a micro-ecological preparation. The antibiotic-free piglet creep feed is used for piglets that are 0-6 weeks old and piglets that are weaned for two weeks. By virtue of the antibiotic-free piglet creep feed, the feed intake of the piglets can be improved and the growth is promoted; and the diarrhea rate and weaning stress of the piglets are reduced and the utilization of antibiotics is reduced.

The invention discloses an intelligent breathing machine and a weaning method for the intelligent breathing machine. A ventilation effect can be automatically realized by the intelligent breathing machine before weaning is carried out. The weaning method includes examining variation delta V of the volumes of the pulmonary alveoli of a patient, variation delta P of the internal pressure of the pleural cavity of the patient and the spontaneous breathing frequency f of the patient at first; computing work W of breathing and a rapid-shallow-breathing index RSBI of the patient by the aid of examined values; monitoring a numerical value of the blood oxygen saturation degree SpO2 of the patient and a numerical value of end-tidal carbon dioxide EtCO2 of the patient; comparing computed values and the monitored values to weaning standards of the breathing machine; implementing weaning if the weaning standards of the breathing machine are met; implementing secondary weaning judgment if the weaning standards of the breathing machine are not met. The intelligent breathing machine, the weaning method and a weaning device have the advantages that various key indexes of vital signs of the patient are monitored automatically, so that whether weaning is implemented or not can be comprehensively judged, and the weaning judgment accuracy can be improved; a good clinical effect can be realized by the weaning method, and the weaning method and the weaning device bring convenience for medical staff to accurately implement weaning operation according to weaning information.

The invention provides isolated polynucleotide molecules that comprise a DNA sequence encoding an infectious RNA sequence encoding a genetically-modified North American PRRS virus, methods to make it and related polypeptides, polynucleotides, and various components. Vaccines comprising the genetically modified virus and polynucleotides and a diagnostic kit to distinguish between naturally infected and vaccinated animals are also provided.

The invention belongs to the field of feed premixes, and especially relates to a weaning sow health-care premix and a producing method thereof. The premix is characterized by comprising the following components: lysine sulphate, methionine, tryptophan, threonine, arginine, folic acid, vitamin E, carotene, vitamin B6, vitamin B2, vitamin K, biotin, biotin C, niacin, selenium yeast, chromium yeast, soy isoflavones, nucleotide, betaine, sweetener, flavoring agent, ball-milled mixture of rice chaff and husk, and the like. The premix disclosed by the invention is applied to weaning sows, and can quickly restore the body conditions of sows, effectively shorten the estrous interval of weaning sows, promote the oestrus of sows, improve the conception rate of sow mating, and increase the litter size of sows.

The invention relates to a soft grain feed for a porket. In the invention, according to the technology explanation book editable fat is adopted as additive raw material and added with mineral matters, premix compound of vitamins, dairy products and expansion grains and solid raw materials are crushed into fine powders; then liquid raw materials such as hot water, lard, bean oil, lactic acid and emulsifier are mixed and blended evenly in sequence; the mixed liquid raw materials are added into the solid raw materials by high pressure injection and mixed evenly with the solid raw material; finally the mixed materials are made into grains in the steamless low temperature. The lard and the emulsifier are added as additives and promote softness and crisp and have good taste of the feeds and adapt the feeds to digestion physiological characteristics of the porket; the adding of dairy products not only guarantees high nutritional concentration but also greatly improves appetite and digestion ability of the porket. The feeds of the invention can improve taste of feeds, appetite of the porket, help quick growth of the porket, prevent atrophy of intestinal villi of the porket when ablactation, reduce stress caused by ablactation, improve non-specificity immunity and guarantee health of the porket.

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 relates to an environment modifier for disinfection with dry powder. The modifier is prepared from adsorbent, disinfectant and environment modifier and has multifunctional dry powder formula for disinfecting the piggery, removing peculiar smell in the piggery, preventing neonate pigs from infecting diseases, reducing the humidity in the piggery, drying the neonate pigs rapidly so as to eat colostrums quickly to obtain immunity, preventing endometritis of sow, treating wound, preventing piglet from fighting as a result of ablactation and reducing the diarrhea. The environment modifier for disinfection with dry powder is simple to use, has high efficiency and little use amount, is environment-friendly, has no residual toxicity, remarkably improves the weight and the survival rate of piglet, greatly reduces the working capacity and labour cost and provides guarantee for environment disinfection and epidemic prevention.

The invention discloses a high-grade granular material for sucking pig, which includes following weight of components: 240-570 parts of corn, 0-275 parts of puffing corn, 8-20 parts of soybean oil, 115-145 parts of puffing soybean, 30-85 parts of middle protein soybean meal, 25-40 parts of import fish meal, 0-40 parts of plasma protein powder, 30-45 parts of Changtaikang, 15-40 parts of nutrition pie, 3-12 parts of fine stone powder, 8-15 parts of calcium hydrogen phosphate, 35-85 parts of high protein whey powder, 20-55 parts of fine white sugar, 2.1-5 parts of lysine, 0.5-1.2 parts of methionine, 0.5-2.3 parts of threonine, 1-3 parts of zinc oxide, and 15-25 parts of 2% sucking pig high-grade premix. The high-grade granular material for sucking pig employs raw materials such as plasma protein powder, high protein whey powder and import fish meal which are capable of increasing immunity of weaning pigling and is easy to be digested and absorbed, thereby increasing production performance of the weaning pigling and reducing proportion of nutritional diarrhea of the weaning pigling. The high-grade granular material can make weight of the pigling reach to a higher weight after the sucking pig is weaned for a mouth, and establish stable base for subsequent growth of the pigling.

The present invention is one kind of feed additive for strengthening immunity and promoting growth. The feed additive is prepared with soybean residue, wheat bran, corn protein powder, corn starch, alcohol dreg, tropina powder, waste molasses and / or starch, and through inoculating probiotics seed and solid fermentation. It has total immune polysaccharide content not less of 0.3-1.0 %, immune energy matter content 0.3-1.0 %, lysine content not less than 4.0 %, amino nitrogen content 0.5-1.0 %, total nitrogen content not less than 10.0 %, and water not more than 12.0 %. The feed additive can raise the immunity of animal obviously, raise the speed of synthesizing protein, promote the growth of animal, appetize, promote the absorption of animal body on mineral elements, regulate physiological activity and improve nutritious condition.