290results about How to "Reduce drug residues" patented technology

The invention discloses a complex microbial preparation for resisting replant obstacle. The complex microbial preparation comprises lactobacillus plantarum, bacillus megaterium, saccharomyces cerevisiae, streptomyces albus and rhodopseudomonas palustris, and is prepared by co-culturing the bacterial components by anaerobic and aerobic combined fermentation technology, wherein the complex microbial preparation comprises the following bacterial components in percentage by weight: 15 to 35 percent of lactobacillus plantarum, 5 to 25 percent of bacillus megaterium, 10 to 30 percent of saccharomyces cerevisiae, 15 to 30 percent of streptomyces albus and 10 to 25 percent of rhodopseudomonas palustris.

The invention discloses a method for raising traditional Chinese medicine chicken. The method comprises the following steps of: 1) selecting a traditional Chinese medicine formula; 2) fermenting components according to the traditional Chinese medicine formula to obtain fermentation liquid and fermentation bodies; and 3) applying the fermentation liquid and the fermentation bodies obtained in the step 2) to different feeding stages of the traditional Chinese medicine chicken. According to the invention, hormones and antibiotics are not needed during the raising process of the chicken, and the effects of the traditional Chinese medicine components are maximally brought into play after the components are fermented. The method has the characteristics of being natural, avoiding toxic and side effects and drug resistance and the like, can effectively reduce drug residues in the chicken products, obviously improve the constitution of the chicken, improve the immunity and the antibody level of organisms and reduce diseases, has functions of health care and curing diseases, and can improve the ecological environment.

The present invention relates to the field of feed formula design, specifically to a novel green broiler chickens complete feed and technique of preparing the same. A safe, pollution-free novel green broiler chickens complete feed of the invention is composed of the following components by weight parts: 55 -60 parts of corn, 10 -20 parts of dehulled bean pulp, 2 -3 parts of corn protein powder, 2 -3 parts of corn alcohol dreg, 2 -5 parts of cottonseed meal, 2 -8 parts of Chinese herbal compound preparation, 0.3-0.4 parts of multi-vitamin, 0.2 parts of composite trace elements. Thebroiler chickens complete feed develops a novel pollution-free non-drug residue green broiler chickens complete feed by adding Chinese herbal compound preparation. The broiler chickens fed by the feed greatly enhances immune function, greatly enhances the immunity against the disease and substantially improves the survival rate.

The invention discloses a moscovey duck compound feed and a preparation method thereof. Accounted by 1000 kg, the feed contains 491-510 kg of corn, 50-70 kg of America DDGS, 120-140 kg of bean pulp, 110-150 kg of rice bran, 52-80 kg of wheat short, 50-60 kg of rapeseed meal, 10-11 kg of soy bean, 5 kg of calcium hydrophosphate, 14 kg of mountain flour, 20 kg of zeolite, 2.9-3.54 kg of lysine, 1.3-1.6 kg of methionine, 0.25-0.5 kg of threonine, 0.1 kg of phytase, 0.2 kg of Bacillus subtilis, 1 kg of moscovey duck trace element, 1 kg of choline chloride, 0.20 kg of moscovey duck multidemension, 3 kg of salt and 5 kg of medlar. The preparation method classifies and mixes feed to finally obtain the feed product. The moscovey duck compound feed has no drug residue, has balanced nutrition, improves the absorptivity of feed in animals, furthest utilizes limited resource, reduces pollution discharge amount, and has good quality after feeding, fresh meat quality and high economic benefit.

The invention relates to biologic pharmacy and a multi-functional ecological product. A live lactobacillus composite ecological microbial agent is prepared by fermenting and culturing probiotics taking live lactobacilli and microzymes as representatives by a fermentation tank, and the strains of other live probiotics are selected from one or more than one of nitrobacteria, sulphur bacteria, photosynthetic bacteria and bacilli. The invention has extensive application range in the pasturage breeding of poultry, such as pig breeding, chook breeding, cattle breeding, animal breeding and the like, the poultry breeding industry or aquiculture such as fish breeding and the like, and has a plurality of functions of enhancing the immunity after being eaten by animals, reducing the use of antibiotics, saving the use cost of medicines, obviously enhancing the reproduction rate, shortening the breeding period, obviously and effectively saving feedstuff and enhancing the income of an economic breeding farmer.

The invention discloses an additive for improving husbandry yield. The additive is prepared from the following purified raw materials in part by mass: 5 to 60 parts of biochemical fulvic acid, 5 to 40 parts of amino acid, 5 to 25 parts of chitosan, 5 to 20 parts of algae extract and 10 to 40 parts of nano anionic stone powder; and the additive for improving husbandry yield is prepared by proportioning, crushing and blending the raw materials. The additive is a combination of high-carbon low-nitrogen substances and high-nitrogen low-carbon substances, saccharides and organic acids, marine organisms and land substances, 'mesoscopic' substances of nano micropore materials and conventional substances, complements the advantages among the substances, has a more reasonable nutritional structure, can increase the weight by 13.5 percent in the hog industry, can increase the yield by 15 percent in vegetable planting, has obvious and stable using effect, is natural, and has no toxic or side effect.

The invention relates to a method for preparing high-moisture fermented granular feed for poultry. The feed is composed of 60-70wt% of corn and 30-40wt% of fermented protein feed, firstly the fermented protein feed is prepared by utilizing composite bacterium liquid to ferment soybean meal, cottonseed meal and vinasse, and then the fermented protein feed is mixed with the corn to finally obtain the high-moisture fermented granular feed. The granular feed prepared by the method provided by the invention is convenient to store, package and transport; since the density of the granular feed is high, the volume is reduced, and the nutrient concentration is high, the feed intake of animals is correspondingly increased; and the composite flora is used for fermenting soybean meal and cottonseed meal to increase the content of crude protein and promote generation of the beneficial flora, thereby improving the beneficial flora in an intestinal canal, reducing the incidence of disease, improving the physicochemical properties of certain nutrient components in the feed, and enhancing the digestion absorption rate and the utilization rate of nutrient substances to a certain degree.

The invention provides biological health padding and a preparation method thereof. The biological health padding includes: rice husk, sawdust, a compound microbial agent, dandelion, argy wormwood leaves, honeysuckle, mint, cogongrass, liquorice, isatis root and water. The padding is suitable for rural small-scale farming, helps to reduce livestock diseases, is beneficial to improvement of livestock and poultry antibody levels, prevention and control of animal digestive tract, respiratory tract and other diseases, and reduction of antibiotic drug residues in animal organism of livestock and poultry, and helps to promote the sustainable development of breeding industry.

The invention discloses a method for preparing a high-moisture fermented granulated feed for pigs. The feed is prepared from the following raw materials in percentage by weight: 65-70% of corn and 30-35% of fermented protein feed; and the method comprises the following steps: firstly, fermenting bean pulp, bran and a vinasse protein feed by using compound microbial liquid so as to obtain a fermented protein feed; and then, mixing the fermented protein feed with the corns. The feed prepared by using the method is a granulated feed which is easy to store, package and transport; because the density of the granulated feed is large, the volume thereof is reduced, and the nutrient concentration thereof is high, so that the feed intake of animals is correspondingly increased; and the crude protein content of the feed and the generation of beneficial microorganisms can be increased by simply fermenting the bean pulp and bran by using complex microorganisms, thereby improving the beneficial microorganisms in intestinal canals, reducing the occurrence of diseases, improving the physicochemical properties of some nutrients in the feed, and enhancing the digestibility of the feed and the utilization rate of nutrients in the feed to some extent.

The invention discloses meat duck compound feed and a preparation method thereof. Every 1,000kg of the feed comprises the following components: 500-515kg of corn, 50kg of fermented soybean meal, 50-80kg of American DDGS (Distillers Dried Grains with Soluble), 50-61kg of soybean meal, 150-160kg of rice bran, 36-59.4kg of subpowder, 50-80kg of vegetable meal, 5-8kg of soybean oil, 6kg of calcium hydrophosphate, 14-15kg of stone powder, 20kg of zeolite, 2.9-3.55kg of lysine, 1.1-1.25kg of methionine, 0.15-0.3kg of threonine, 0.1kg of phytase, 0.2kg of bacillus subtilis, 1kg of meat duck trace element, 1kg of choline chloride, 0.20kg of meat duck multivitamin and 3kg of salt. The preparation method mixes the feed in category to finally obtain a feed product. The meat duck compound feed has no drug residue, has balanced nutrition, improves the absorption rate of the feed in an animal body, utilizes limited resources to the greatest extent, reduces discharge capacity and ensures that the meat duck fed by the meat duck compound feed has high quality, delicious meat and high economic benefits.

The invention relates to an environment-friendly feed for an exopalaemon carinicauda. The feed comprises fish meal, fermented bean pulp, peanut meal, arginine, glycine, wheat gluten, wheat, high protein flour, defatted rice bran, brewers' yeast, shrimp shell powder, clam ferment powder, fish oil, vegetable oil, unshell elements, compound enzyme preparations, compound vitamins, compound organic trace elements, choline chloride and monocalcium phosphate for feed. In addition, feed ingredient further comprises 500-800U / kg of phytase. Due to adoption of the environment-friendly feed for the exopalaemon carinicauda, so that a nutritional demand of an optimal growth of the exopalaemon carinicauda can be met, a feed utilization ratio is improved, and pollution to a water environment during a breeding process of the exopalaemon carinicauda is reduced. Meanwhile, peptides are applied to improve immunity of the exopalaemon carinicauda, and a sustainable development of a seawater breeding industry of the exopalaemon carinicauda can be realized.

The invention discloses a bacillus cereus, and preparation and application of the bacillus cereus. A bacillus cereus strain Aj080319IA-16 is separated from an intestinal tract of a wild stichopus japonicus selenka and collected in China Center for Type Culture Collection (CCTCC) along with a collection number of CCTCC M 2010315. The screened bacillus cereus has remarkable antagonistic action on pathogenic bacteria of a sea cucumber, and has the effects of increasing the growth speed, immunity and intestinal digestive enzyme activity of the stichopus japonicus selenka. The screened bacillus cereus is safe and non-toxic for the sea cucumber, fast in breeding speed, easy to culture and strong in adaptability on environment, and is capable of being bred quickly to form predominant bacteria. The researched and developed microbiological preparation is simple and convenient to use and operate and only needs to be added into a feed for feeding, so that the preparation is suitable for young stichopus japonicus selenka breeding and disease control in a variety of stichopus japonicus selenka breeding processes. By means of the preparation, the use of antibiotics can be reduced or replaced, and an important role is played in reducing chemical residues, improving the product quality of the sea cucumber and guaranteeing the food safety.

The invention discloses a manufacturing method of an additive for a complete feed, which comprises the following steps: A. selecting bamboo leaf, rhizoma polygonati and chickens gizzard-skin, respectively drying, pulverizing into 100 meshes with a pulverizer, and screening to obtain bamboo leaf powder, rhizoma polygonati powder and chickens gizzard-skin powder for later use; B. stirring microzyme or sporeformer and rice sprout together for 40 minutes, wrapping with a plastic cloth, and fermenting at 45 DEG C for 3 days for later use; C. mixing albumen powder, plant enzyme, lipase and Chinese yam powder, uniformly stirring with the mixture obtained in the step B, and granulating; and D. in the granulating process in the step C, wrapping the mixture obtained in the step B on the external surface of the granules as a coating to obtain the additive for a complete feed, packaging into small bags (1kg per bag), and storing at 18 DEG C. The manufacturing method is simple; and the prepared product is simple in proportioning, is green and environment-friendly, enhances the immunity of poultry and livestock, improves the flavor of flesh and eggs, and lowers the drug residue level in flesh and egg products.

The invention discloses feed for ewe at later pregnancy and lactation period and a preparation method of the feed. The feed comprises the following raw materials: corn, wheat, millet, oat, alfalfa meat, honey bean curd skin, salt, vitamin D and a traditional Chinese medicinal additive. The feed has the benefits that the feed comprises the traditional Chinese medicinal additive which can clear heat, relieve internal heat or fever, cool blood, and protect stomach, and can be blended with the other feed raw materials to perform combined action so as to meet the nutritional requirement of the ewe, and further treat and prevent lamb colibacillosis through lactation of the ewe. The feed has the advantages of being quick in effect, low in possibility of generating drug resistance, low in side reaction, difficult to cause recurrence of disease, cheap, low in drug residual amount of animal product and beneficial to safety for people and livestock.

The invention relates to concentrated feed for over-sized fattening pigs and a preparation method thereof, belonging to the technical field of pig feed. The feed is prepared from the following raw materials in parts by weight: bean pulp, corn DDGS (distillers dried grains with soluble), soybean oil, mountain flour, calcium hydrogen phosphate, salt, organic selenium, 50% vitamin E, choline, 35% vitamin C, 75% glycine betaine, 98.5% lysine, threonine, an antioxidant, a mildew preventive, a composite enzyme preparation, a feed microecological preparation, phytase, a sweetening agent, a vitamin premix, a trace element premix and middlings bran. The later-stage physiological development characteristics of the over-sized fattening pigs are combined, the composite enzyme preparation and the microecological preparation are used for regulating the intestinal health of the pigs, no antibiotics are utilized, the normal feeding mode is changed, and after the concentrated feed is used for feeding the over-sized fattening pigs with weight of 125kg for 90-100 days before marketing, drug residues in meat are remarkably reduced, and the meat is relatively safe and excellent.

The invention discloses the application of aqueous extract of grass-cultivated ganoderma bacterium draff in dairy cow feeding, belonging to a recycling method of industrial waste of edible fungi. The grass-cultivated ganoderma bacterium draff aqueous extract disclosed by the invention comprises the following ingredients in proportion: 0.67-2.24% of aqueous extract and 97.76-99.33% of dairy cow mixed fine materials. The ganoderma bacterium draff aqueous extract is of powder products obtained by extracting the grass-cultivated ganoderma bacterium draff. The method of feeding the dairy cow comprises adding the aqueous extract of the grass-cultivated ganoderma bacterium draff into the dairy cow mixed fine materials every day, and mixing uniformly to be eaten by dairy cows. Through measuring, the content of the polysaccharide in the grass-cultivated ganoderma bacterium draff aqueous extract is 26.92%, and the content of the triterpene is 0.84%, which means that the aqueous extract is high in immune component content; the ganoderma bacterium draff aqueous extract is proved to have the function of immune enhancing; the aqueous extract has the advantages of being less in use content and convenient to control the quality and is an efficient green feed additive; both the dairy cow immune is improved, and the production performance of the dairy cow is improved; and the aqueous extract can be used as a succedaneum of partial antibiotic medicines to reduce the medicine residue in organisms and milk.

The invention discloses feed of 2-3-week-old chicks and a preparing method of the feed, wherein the feed comprises the following ingredients: corn flour, licorice powder, millet, sticky rice, DDGS (distillers dried grains with soluble), rapeseed meal, mung bean flour, lotus root starch, carrots, yam powder, bombyx batryticatus powder, capsanthin pigments, rice husks, wheat bran, soybean cake, peanut cake, broken rice, wheat shorts, mountain flour, bone powder, fish meal, shell powder, calcium hydrophosphate, corn oil, common salt, vitamin premix and trace element premix. The preparing method of the feed comprises the following steps: a crushing step, a proportioning step and a granulation step. The feed and the preparing method have the beneficial effects that the feed has the effects of invigorating spleen to remove dampness, clearing away heat and toxic materials, cooling the blood and stopping the dysentery; the feed is used for mainly treating the dysentery of the 2-3-weak-old chicks; meanwhile, the feed can also be used for regulating the yin and yang qi and blood of the chicks; the cure rate is high; the treatment course is short; the medicine residue quantity is low; meanwhile, the immunity and the disease-resistant capability of the chicks can be enhanced.

The invention relates to an ecological healthy culture method of Palaemon carinicauda. The ecological healthy culture method of Palaemon carinicauda includes firstly, selecting a pond; secondly, pretreating the pond; thirdly, feeding water; fourthly, medially inspecting and putting in parent shrimps; fifthly, controlling water quality; sixthly, performing polyculture of fishes; seventhly, putting in feed; and eighthly, performing culture management. The ecological healthy culture method of Palaemon carinicauda is simple in process and low cost. Water pollution caused by excess feed residue or excrement in the culture process of Palaemon carinicauda is reduced. Medicine residue in aquatics and waters due to massively using fishery medicines to prevent and control fish diseases is reduced. The ecological healthy culture method of Palaemon carinicauda is widely applicable.

The invention discloses a planting method for high-yield grapes. The planting method includes the following steps of grape plantlet cultivation, grape plantlet planting and management after planting. Key factors such as a planting field, seedling quality, a planting method, fertilizer and water management and prevention and control over disease and insect damage are reasonably optimized, under the combined action of all steps, the grape acre yield can be increased by 30%, acre yield of most varieties can reach 4000 kg or more, the iron and zinc content in grapes can be increased by 30-35%, and the content of vitamin C can be increased by 25-30%; cultivated grapes are plump, mellow and uniform, the maturation stage brought forward by about 12 days, pesticide hardly exists, and the grapes are high in edible value and have high market competitiveness.

The invention discloses an unconventional diet piglet mixed feed and a preparation method thereof. The following substances are contained per 1000 kg of the feed: 300 kg of barley, 15 kg of rice protein powder, 21-27 kg of soybean oil, 10-15 kg of puffed soybeans, 249-422 kg of wheat-middlings, 100-260 kg of rice bran, 80 kg of American DDGS, 23-25 kg of cotton meal, 0-15 kg of rice bran meal, 3 kg of calcium hydrogen phosphate, 9 kg of stone powder, 4.05-4.3 kg of lysine, 0.0-0.05 kg of methionine, 0.98-1.1 kg of threonine, 3 kg of sodium humate, 3.7 kg of salts, 2 kg of montmorillonite, 0.3kg of compound enzymes, 0.25 kg of sweeteners, 1.5 kg of pig trace elements, 0.9 kg of choline chloride, 0.20 kg of piglet multivitamins, and 0.3 kg of clostridium butyricum. The preparation method allows the feed to be classified and mixed so as to finally obtain a feed product. The feed does not contain drug additives, which reduces drug residues in animal products, reduces environmental pollution, increases feed safety, and realizes the minimalization of feed cost input and the maximization of benefits.

The invention relates to bacillus velezensis and an application thereof in prevention and treatment of porcine diarrhea. The invention provides a bacillus velezensis strain LL2018013. The bacillus velezensis is added into a weaned piglet milk replacer, wherein the addition amount is 107 to 109 CFU / L; and the bacillus velezensis is added into a feed for pigs at growth periods, wherein the additionamount is 106 to 108 CFU / g. The bacillus velezensis provided by the invention can improve the diversity of pig intestinal flora, reduces inflammatory factors through regulation of the flora abundance,promotes nutrient digestion and absorption, improves oxidation resistance of a body, improves immunity, increases the resisting capability to viruses, reduces generation of diarrhea, can inhibit common pig intestinal pathogens like escherichia coli K88, salmonella typhimurium and staphylococcus aureus, reduces the rate of diarrhea, improves the daily gain of pigs, can inhibit molds in a feed, improves the metabolic efficiency of the body to lipids, improves digestion and absorption of the pigs to feed nutritional ingredients, and has the trend of reducing chemical residues in excrement at thesame time.

The invention relates to the technical field of bulk fresh water fish culture, and provides a salinization weight-reducing bighead carp culture method. Selected bighead carps are subjected to pond recuperation and salinization culture, and the bighead carps discharge vivotoxin while swimming by the aid of flowing water so as to remove redundant fat; the bighead carps with weight reduced are subjected to salinization culture with appropriate salinity, harvested bighead carps are good in meat quality, delicious and high in economic value, and cultured bighead carps are bright in body color, strong, free of muddy taste, less in fat and chemical residue, good in taste and high in quality.

The invention relates to compound vitamin nanoemulsion belonging to the technical field of pharmacy. Every 1000 ml of nanoemulsion is prepared by the method comprising the following steps of: fully mixing 35-50g of AEO-9 or AEO-4, 150-200g of tween-80, 16-22g of phenylcarbinol and fat-soluble active ingredients at 30-60 DEG C to prepare an oil phase; adding water to dilute the oil phase; adding water-soluble active ingredients; evenly mixing; adding water to dilute and confirm solution contents and adding water to dilute to a volume, wherein the fat-soluble active ingredients comprise 6-18 million IU of vitamin A, 1.8-4.8 million IU of vitamin D3 and 2.5-7.5g of vitamin E, and the water-soluble active ingredients comprise 1-4g of vitamin B1, 0.2-1.0g of vitamin B2, 1.6-4.2g of vitamin B6, 5-25g of barberry extractive and 30-60g of amino acid. The product is clear and transparent, has good stability, slow-release effect, persistent drug effect, great specific surface area of nanoemulsion particles and good system compatibility, can obviously improve the drug absorption rate and the bioavailability and can be compounded with various useful elements besides vitamins.

The invention relates to a feed additive and a using method thereof, in particular to a Chinese medicinal herb additive which is specially used for feeding sows in the period of gestation and which has the function of protecting the fetus, promoting the uniformly grow in the whole of pig fetus and playing the role of health care for the pregnant sows in the feed of the pregnant sows and a using method thereof. The Chinese medicinal herb feed additive in the feed of the pregnant sows of the invention consists of five Chinese medicinal herbs including largehead atractylode, astragalus root, medicated leaven and amomum villosum; the using method is that the five traditional Chinese medicines are ground and mixed according to a certain proportion to be added into the feed. Specially aiming at the sows in the period of gestation, the Chinese medicinal herb additive adopts Chinese herbal medicine, so as to have obvious effects on protecting the fetus, be beneficial to the healthy growth and uniform development of the pig fetus, and play the role of health protection on the self of sows; in addition, the feed additive also has the efficacy of environment-friendly feed, thus reducing the drug fastness of the animal and the chemical drug residue in the body of the animal.

The invention discloses a functional feed for preventing the piglet oedema disease, and a preparation method thereof. The functional feed comprises corn, soybean meal, broad bean, Semen Phaseoli, fish meal, white gourd peel, plasma protein powder, a micro-ecologic preparation, salt, soybean oil, a trace element premix, a vitamin premix and a traditional Chinese medicinal additive. The traditional Chinese medicinal additive contained in the feed has the main efficacies of heat clearing, detoxifying, water retention alleviating, swelling eliminating and lung diffusing, has the auxiliary efficacies of spleen invigorating, dampness transforming, kidney warming, mind tranquilizing and mind calming, cooperates with other feed raw materials, and acts together, so the functional feed for preventing the piglet oedema disease has the advantages of good prevention and treatment effect, fast effectiveness, definite therapeutic effect, no drug resistance, no recurrence, few side effects, low drug residual and the like.

The invention provides micro-ecological nutritional effervescent tablets for aquatic products. The micro-ecological nutritional effervescent tablets comprise fructooligosaccharide, micro-ecological preparation, vitamin, trace element, acidifying agent, carboxymethyl starch sodium, sodium bicarbonate, binder, lubricant and filler. The micro-ecological nutritional effervescent tablets provided by the invention are a nontoxic and harmless green additive, can replace most of the feed antibiotics and reduce the drug resistance of bacteria, carcinogenic and teratogenic mutation, endogenous infection of animals and drug residue in animal products, and can guarantee the edible safety of animal products to promote the nutrition and health of mankind. Moreover, the feeding processes are reduced, the maintenance cost is lowered, and the nutrition for once uptake of the fed animal is increased. The invention also provides a preparation method and a feeding application of the micro-ecological nutritional effervescent tablets.

The invention discloses a compound poultry feed which comprises ingredients such as corns, bean pulp, wheat bran, rapeseed dregs, wheat middling, vinasse powder, rice bran, feed-grade jujube powder, fish meal, spiral seaweed powder, a traditional Chinese medicine additive, shell powder, brown sugar, bone meal, a microelement additive, multi-vitamins, glycerol monolaurate and the like. The ingredients are reasonably matched, the ingredients such as the rapeseed dregs, the vinasse powder, the feed-grade jujube powder, the traditional Chinese medicine additive and the brown sugar are added in a conventional feed formula, so that the quality of a poultry product can be remarkably improved; the traditional Chinese medicine additive, the spiral seaweed powder, the feed additive, the microelement additive and the multi-vitamins are added scientifically, so that microelements in the feed are varied, and are favorably absorbed by poultry for growth, and organic microelements in the poultry and eggs can be generated and enriched, the consumption of antibiotics and additives and the medicine residual amount of poultry products are reduced, and the diet quality and the health level of people are indirectly improved.

The invention discloses a method for fermenting and decomposing gossypol in cottonseed meal by composite strains. Corynebacterium, Torula utilis Henneb, Bacillus subtilis and lactic acid bacteria are used for fermenting and culturing to prepare composite strain fermentation broth; then, the composite strain fermentation broth and a cottonseed meal raw material composed of cottonseed meal, corn steep liquor, molasses, ammonium sulphate, urea and a 10% sodium hydroxide aqueous solution raw material are evenly mixed; and then a solid is fermented, dried, smashed and packaged by a sealed bag to finish decomposing the gossypol in the cottonseed meal. The protein solubility of the fermented cottonseed meal is improved by above 50%, the feed cost is lowered, the breeding benefit is increased, and the cottonseed meal has a wide use range.

The invention discloses a method for producing a feed of high-yield dairy cows by using corn straws fermented by Rhodotorula glutinis. The method comprises the following steps of: activating a yeast strain to obtain a corn straw material fermented by the Rhodotorula glutinis by adding aqueous solution, uniformly mixing 40 to 60 weight percent of corn material, 5 to 10 weight percent of cottonseedmeal, 5 to 12 weight percent of distillers dried grains with soluble, 10 to 20 weight percent of concentrated feed and 20 to 30 weight percent of corn straw material fermented by the Rhodotorula glutinis to obtain a mixture, feeding the mixture into a solid fermentation chamber and fermenting, drying a fermented solid feed, crushing, adding a silage into the solid feed, and mixing and stirring uniformly and packaging to obtain the feed of the high-yield dairy cows. In the method, the corn straws are fermented by a biological strain and then are taken as a feed raw material, so that the cost is reduced, the nutrition is rich and easy to absorb, and the method is favorable for improving the milk yield of dairy cows.