1076results about How to "High protein content" patented technology

The invention relates to a preparation method of protein feed in oilseed dregs. Oilseed dregs are used as a main material in which accessories are added and mixed, and the mixed material is preprocessed and mixed with water; seed liquid resurrection is carried out on the sieved strain of high-efficient degradation anti-nutritional factors; in the form of single strain or combination, 2% to 15% of general inoculum concentration of the strains by weight are simultaneously connected with mixture solid fermentation medium after preprocessing on standing at the temperature of 25 to 45 DEG C, mixed and fermented for 24 to 96 hours; after fermentation, the finished products are obtained after drying and dehydration; the raw materials have the following proportions by weight: 40% to 60% of oilseed dregs, 0 to 10% of accessories and 40% to 50% of water. According to the composition, characteristics and nutrient advantages of anti-nutrient substance in oilseed dregs, the method not only can efficiently eliminate anti- nutritional factors in the dregs but also can improve the oligopeptide content and simultaneously maintains higher protein content so that the quality of protein feed can be further advanced and improved.

High protein expanded products are produced by extrusion with unique blends of ingredients, such as wheat protein isolates, modified wheat starch, salts, gums and moisture. The mixture is extruded in a twin-screw extruder with the temperatures in the range of 50 to 140° C., screw speeds of 250 to 450 rpm and with a back pressure of 350 to 1200 psi for different recipes. A range of expanded wheat crisps and other expanded products with wheat protein contents ranging from 30 to 90% are obtained from this process. The expanded products have good cell structure with varying cell sizes when viewed under a microscope. This process can be used to develop a varied range of products such as, wheat crisps, wheat curls, wheat loops etc. The products may be used in nutritional or health bars and other comestible having a high protein and low carbohydrate content.

The invention relates to a preparation method of a crop straw fiber ecological composite material, which is characterized by comprising the following steps of: mechanical separation: mechanically separating crop straws into short straws to improve the accessibility of alkali treatment to the crop straws; alkali treatment: carrying out alkali treatment on the short straws in a sodium hydroxide solution with mass percent of 3-6 percent, wherein the mass ratio of the sodium hydroxide solution to the short straws is (30-50):1; carrying out alkali treatment, washing and acid neutralizing and then drying for 2-10h at a temperature of 60-80 DEG C to obtain straw fibers; with the straw fibers as an enhancement phase and a polylactic acid material as a substrate, thermally pressing to obtain a composite material; and keeping pressure, naturally cooling or water-cooling the obtained composite material at normal temperature to obtain a porous composite material plate. The straw fiber extracted in the invention has the advantages of high cellulose content, good fineness, good mechanical property of the composite material and more and small gaps inside straw fibers inside the composite material, and excellent heat insulation and sound isolation performances.

The invention discloses a preparation method of an antioxidant walnut polypeptide health product. The preparation method comprises the following steps: pre-treating walnut pulp; homogenizing the walnut pulp; extracting walnut proteins; carrying out pre-treatment for enzymolysis; carrying out enzymolysis; separating; desalting; and concentrating and drying to obtain a walnut polypeptide product. Four enzymes: alkaline protease, papain, neutral protease and bromelain are sequentially added in different times in the enzymolysis link. The strength, function and synergy and the like of the effects of the four enzymes which are used for decomposing proteins into polypeptides and amino acids are comprehensively considered and the four enzymes are used for enzymolysis under the optimal enzymolysis conditions, respectively. The reducing capacity of the prepared walnut polypeptide manifests that the absorbancy floats up and down at 0.4, the hydroxyl free radical scavenging rate can reach 95%, the superoxide anion free radical scavenging rate can reach 39.5%, the protein extraction ratio can reach 98.71% and the degree of hydrolysis of the walnut polypeptide can reach 26.37%. Compared with the prior art, those items are greatly enhanced and improved relatively.

The invention provides a straw feed and a preparation method thereof, relating to the technical field of environmental protection, in particular to a straw fermentation fungicide and preparation thereof. The method comprises two steps of aerobic fermentation and one step of anaerobic fermentation to prepare the straw feed, and specifically comprises the steps of crushing straws; preparing mixed bacteria liquid of aerobic degraded cellulose so as to conduct the aerobic fermentation on straw powder; preparing mixed fermentation bacteria liquid to conduct the aerobic fermentation on the straw powder; preparing lactic acid bacteria liquid so as to conduct the anaerobic fermentation on the straw powder; and drying the fermented straw feed and pelletizing. The method improves the utilization ratio of lignin, cellulose and hemicellulose in straws, crude protein contents in a fermented product are increased, and the straw is converted into a super poultry feed.

The invention discloses a method for preparing feed proteins by utilizing alcohol waste liquor and crop straws, aiming at the current situations that the feed availability of the crop straws is low and the alcohol waste liquor causes severe pollution. The requirements on straw integrated utilization and stock farming feed proteins and the objective needs on innocent treatment and utilization of the alcohol waste liquor are met. The feed protein product which is high in cellulose and xylan degradation degree and high in high-quality protein content is prepared by adopting a process for performing ammoniation, composite enzymatic hydrolysis and multi-strain three-step solid state fermentation, and the product is enriched in probiotics, vitamins, enzymes, amino acids, oligopeptides, high-quality proteins and other nutritional ingredients and has the advantages of promoting growth and development, improving the feed utilization rate, enhancing the immunity, improving the intestinal microecology and preventing diseases. Moreover, feed recycling high-value utilization of the crop straws and the innocent treatment and recycling of the alcohol waste liquor are realized, and the method has wide application prospects.

The invention discloses a feed additive by mixedly fermenting shrimp heads and vegetable feed proteins and a processing method thereof. The method comprises the following steps of: performing squeezing and crushing, pulping with water, and filtration and separation on the shrimp heads to separate out shrimp shells so as to obtain a shrimp paste raw material; mixing the shrimp paste and the vegetable feed proteins according to a proportion, adding bacteria for solid fermentation, and drying and crushing to prepare fermented feed protein powder; and drying the separated shrimp shells to prepare raw materials of chitosan and shrimp shell powder. The method has the advantages of simple process, small equipment investment and low cost; and the feed additive has the advantages of full aroma of the fermented feed protein powder, good palatability, high utilization rate of proteins, rich beneficial functional nutrients such as astaxanthin, small peptide, probiotics and the like, wide application to aquatic and livestock and poultry feeds, improvement of survival rate, good animal growth effect, good feed attraction to aquatic animals, capacity of replacing fish meal in the livestock and poultry feeds, capacity of greatly replacing fish meal in high-grade aquatic feeds, remarkable reduction of feed cost, contribution to environmental protection, power saving, efficiency improvement, and remarkable social and economic benefits.

The invention relates to a method for producing a protein feed by using gingko leaf residue as a raw material for mixed strain solid-state fermentation. Activation and multiplication culture are respectively performed on candida tropicalis, aspergillus oryzae, bacillus subtilis and lactobacillus plantarum, so as to obtain four liquid strains; after the gingko leaf residue is dried and smashed, a certain amount of water and a nitrogen source are added, and after mixing and sterilizing, the gingko leaf residue is taken as a solid-state fermentation culture medium; the four liquid strains are inoculated to the solid-state fermentation culture medium according to certain proportions, after sufficient mixing, fermentation for 72 to 120 hours can be performed at a nature pH value under the temperature of 28 to 30 DEG C, and after drying, a gingko leaf residue protein feed can be obtained. In the protein feed, the coarse protein content of the protein feed is high and can reach 46 percent, the nutritional ingredients are complete, the palatability is excellent, the production performance and the feed conversion rate of livestock and poultry can be effectively improved, the preparation method is simple in process, the cost is low, and the mass production can be achieved. The invention further provides a way for using the gingko leaf residue which is a waste material in forestry processing.

The invention relates to a method for preparing high-purity rice protein and high-purity rice peptide. Rice or broken rice is used as a raw material in the method; based on crude rice protein prepared by an alkali extraction and acid precipitation method, non-protein substances in the crude rice protein are removed by the impurity removing effect of an efficient composite enzyme consisting of amylase, cellulase and lipase, and then the high-purity rice protein with protein content of more than 90 percent is prepared; and based on the high-purity rice protein, the hydrolysis degree of the rice protein is controlled under the action of the composite enzyme by an alternated enzymolysis ultra-filtration coupling technology, and the high-purity rice peptide with protein content of over 90 percent, polypeptide content of more than 70 percent and 200 to 1,200Da oligopeptide content of over 50 percent is prepared by separation.

The invention provides a production process of wool protein compound viscose fiber, which belongs to the technical field of viscose fiber. The process comprises the steps of preparing a wool protein spinning solution, blending the wool protein spinning solution with a viscose spinning solution, spinning, solidifying and curing and performing aftertreatment to obtain the wool protein compound viscose fiber. In the invention, the addition of toxic substances is avoided, the obtained finished product is more suitable for manufacturing the textile products with high safety, such as intimate apparels and the like, and shows the advantages in environmental friendliness.

The invention discloses fish soluble feed protein and a processing method thereof. The processing method comprises the following steps of: mixing fish soluble and bean pulp, adding a strain into the mixture for solid-state fermentation, directly mixing the obtained product without drying and other raw materials in a formula and taking the mixed products as a feed for pigs, birds and cattle, or drying and crushing the obtained product to prepare the fish soluble feed protein used for protein raw materials in the feed industry and breeding industry after the fermentation is finished. The method has the advantages of simple process, low equipment investment and low cost; and the fish soluble feed protein is strong in fragrance and good in food attraction, improves protein content, is high in small peptide content and easy to digest and absorb, eliminates anti-nutritional factor in the bean pulp, is rich in various beneficial functional nutrient components such as probiotic and the like, plays active roles in improving weight gain and feed conversion rate, strengthening the immune function of organisms, improving production performance and the like, can greatly replace fish meal in livestock and poultry feeds and aquatic feeds, remarkably reduce feed cost, turn the fish soluble into the value from the waste, and is favorable for environmental protection as well as energy conservation and synergism.

Nutritive proteins are provided. In some embodiments the nutritive proteins comprise a protein digestibility corrected amino acid score (PDCAAS) that exceeds a benchmark protein. Also provided are nucleic acids encoding the proteins, recombinant microorganisms that make the proteins, methods of making the proteins using recombinant microorganisms, compositions that comprise the proteins, and methods of using the proteins, among other things.

The invention relates to the technical field of feed processing and specifically provides a microbial fermented feed and a production process thereof. The microbial fermented feed is composed of 60% by mass of waste stevia rebaudiana residue, 15% by mass of corn flour, 15% by mass of soybean meal and 10% by mass of liquid strains, wherein the liquid strains comprise lactobacillus fermenti, saccharomyces cerevisiae, bacillus subtilis and clostridium butyricum. According to the invention, a plurality of microbes are utilized and scientifically collocated for fermentation of processing waste of stevia rebaudiana, and the microbial fermented feed with the advantages of low cost, a high nutritional value, fragrant flavor and agreeable taste is produced.

The invention discloses a method for breeding Bama miniature pigs. The method includes the steps that pregnant sows are fed by postconceptual age fetus growth fodder from the 92 day of pregnancy to the day of farrowing, and the postconceptual age fetus growth fodder comprises, by weight, 40-70 parts of corn, 10-30 parts of rice bran, 25-40 parts of black bean pulp, 10-20 parts of fish protein concentrate, 15-25 parts of sweet potato leaves, 30-50 parts of hair weeds, 0.5-5 parts of rhizoma atractylodis macrocephalae, 0.5-5 parts of radix scutellariae, 3-8 parts of massa medicata fermentata, 5-10 parts of radix salviae miltiorrhizae, 5-10 parts of rhamnus aurea and 0.5-2 parts of plant extract, wherein the plant extract is a water solution containing 3% of cinnamyl aldehyde, 4% of mannan oligosaccharide and 5% of carvacrol. According to the method for breeding the Bama miniature pigs, the growth activity of piglets and the reproductive performance of the sows after farrowing can be improved obviously, and the healthy growth of the Bama miniature pigs at the later period can be promoted.

The invention belongs to the technical field of sewage treatment and relates to a method for enhancing aerobiotic ammonia oxidizing bacterium (AOB) gathering through N-acylated homoserine lactone (AHLs) compounds. The method includes the specific steps that AHLs signal molecules with the specific variety and the specific concentration are added to a reactor containing AOB activated sludge, under the condition that a sufficient nitrogen source and oxygen are provided, a quorum-sensing system is enhanced, aerobiotic ammonia oxidizing bacterium gathering growth is promoted, and biological membranes or granular sludge is obtained. According to the method, the AOB physiology is adjusted and controlled on the aspect of the signal molecules, AOB gathering growth is enhanced, rapid and efficient enrichment of AOB is achieved, and the AOB is fixed in a qualified sense, so that losses are reduced, and time needed for AOB enrichment is shortened. A new thought is provided for rapid AOB enrichment through the method, the method is expected to be used for the biological nitrogen removal process, and important significance is provided for efficient and stable operation of the ammonia-nitrogen wastewater biological treatment process.

The invention discloses high-protein yoghourt and a making method thereof. The protein content of the product is over 9.5 percent, and the fermented milk contains 86 to 96 percent of raw cow's milk, 0 to 3.0 percent of concentrated lactalbumin, 3.0 to 6.0 percent of white granulated sugar, 0 to 2.0 percent of diluted cream, and 1 to 3 percent of lactic acid bacteria first-generation leavening agent. The making method comprises: preparing the lactic acid bacteria first-generation leavening agent, standardizing the raw cow's milk, mixing material, degassing, homogenizing, sterilizing, cooling, inoculating the lactic acid bacteria first-generation leavening agent, fermenting, centrifugally filtrating and concentrating, packaging, cooling and obtaining finished products. According to the high-protein yoghourt making process discloses by the invention, the raw cow's milk is made of high-quality raw cow's milk with total bacterial count of less than 20,000cfu / ml, the fermented milk is concentrated by centrifugal filtration, the nutrition of the yoghourt is more than 4 times that of common yoghourt, and high-nutrition yoghourt is made; after the being concentrated, the yoghourt is more fragrant and tastes thicker and finer; and in a 21-day quality guarantee period, the product is stable.

The invention discloses a method for preparing a peanut protein composite fiber by using ionic liquid. The method comprises the following steps of: dissolving peanut protein and polyvinyl alcohol in imidazole ionic liquid respectively to obtain a peanut protein ionic liquid solution and a polyvinyl alcohol ionic liquid solution; mixing the peanut protein ionic liquid solution and the polyvinyl alcohol ionic liquid solution in a mixed ratio of 1:3-1:5; adding an aid to obtain a spinning solution, and entering a coagulating bath; preparing a peanut protein / polyvinyl alcohol composite fiber by awet spinning method in the coagulating bath; and stretching, washing, performing acetal treatment, applying oil, drying, curling, sizing, and thus obtaining the mixed fiber. By the method, the ionic liquid instead of strong acid and strong alkali is used as a solvent in the process of synthesizing a peanut protein fiber, so that the peanut protein and the polyvinyl alcohol can be quickly dissolved at high concentration and a low temperature, and the preparation process is non-toxic and pollution-free at the same time.

The invention discloses a preparation method of fibroin blending regenerated cellulose fiber, comprising the steps of (1) degumming, swelling, drying and smashing the silk offcuts to obtain a fibroin powder with grain size of 0.1-0.5 micrometers; (2) dispersing the fibroin powder with sodium hydroxide solution, adding the dispersing agent and the cross-linking agent aliphatic acid alkylolamides to obtain the fibroin dispersion mother solution; and (3) blending the fibroin dispersion mother solution with the cellulose adhesive to obtain the blended adhesive, and carrying out spinning molding and post processing to obtain the fibroin blending regenerated cellulose fiber. According to the preparation method provided by the invention, the loss amount of the protein in the preparation process is low, the content of protein in the produced fibroin blending regenerated cellulose fiber is high, the production cost is low, the strength of the fibroin blending regenerated cellulose fiber is high; and the preparation method is easy for industrial production, improves the textile processing performance of the fibroin blending regenerated cellulose fiber and broadens the application range of the fibroin blending regenerated cellulose fiber.

The invention discloses a protein stick and a preparation method thereof. The formula of the protein stick contains the following components in part by weight: 28 to 40 parts of protein powder, 0.3 to 0.5 part of docosahexaenoic acid (DHA), 30 to 40 parts of carbohydrate, 4 to 5.6 parts of lipid substance, 3 to 10 parts of dietary fiber, 1.5 to 5 parts of taste improvement substance, and 0.2 to 3parts of extender. Proved by test, the protein stick has the advantages of high protein content, good mouthfeel and long storage time, has certain effects of improving the cognitive competence of flight personnel and relieving flying fatigue, is suitable for fighter pilots to eat in long-distance flying, and is also suitable for energy supplement in long march, long-time motor vehicle driving andhigh-strength movement.

The invention provides traditional Chinese medicine pigeon feed capable of increasing the laying rate. The traditional Chinese medicine pigeon feed is prepared from pure grain feed and a traditional Chinese medicine additive; the pure grain feed is prepared from, by weight, 30-50 parts of corn, 8-12 parts of foxtail millet, 12-25 parts of wheat, 8-15 parts of sorghum and 22-28 parts of peas; the traditional Chinese medicine additive is prepared from, by weight, 8-15 parts of lycium barbarum, 2-8 parts of kochia scoparia, 6-13 parts of honeysuckle, 7-12 parts of fructus crataegi, 3-9 parts of herba epimedii, 5-12 parts of dandelion, 6-15 parts of radix acanthopanacis senticosi, 10-20 parts of radix astragali, 10-22 parts of cordate houttuynia, 5-15 parts of medicated leaven and 3-8 parts of codonopsis pilosula; the pure grain feed and the traditional Chinese medicine additive are proportioned according to the ratio of 100 to 0.5-1. According to the traditional Chinese medicine pigeon feed, the egg-laying pigeon feed additive is prepared from the purely natural Chinese herbal medicines, a pure grain feed formula is added, therefore, harm of chemical medicine to pigeons is avoided, and indirectly brought food safety problem is solved. The traditional Chinese medicine pigeon feed can greatly increase the survival rate of the pigeons, accelerate the growth of the pigeons, effectively improve the animal production performance, increase the laying rate and improve the egg quality.

The invention provides a protein product extracted from sweet potatoes, wherein the components include protein 60-90%, water 3-14%, crude fat 1-6%, coarse fiber 0.1-3%, ash 0.1-3%, the albumen powder has three kinds of different molecular weight of 22000, 31000 and 50000. Its preparing process consists of disintegrating, filtering, centrifuging, settling, regulating supernatant fluid to pH=3.5-6, carrying out film dialysis and seasoning treatment.

The invention belongs to the technical field of food processing, and relates to a process using organized soybean drawing protein to prepare meat analogue. The qualified meat analogue product is prepared by the following steps: picking raw materials, mixing, puffing and moulding, cutting the mound into slices, drying, soaking, dehydrating, frying the slices in oil, marinating, drying for a second time and cooling, performing vacuum packaging, sterilizing, cooling for a second time and drying for a third time, carrying out metal detection, maintaining the temperature and observing, and finally examining and picking. The meat analogue product has the characteristics of high protein content, rich nutrients, no odor, and good taste.

The invention relates to a fermentation method of black garlic, which comprises the following: (1) a step of low-temperature fermentation, which is to place the garlic at 2 to 8 DEG C for 4 to 6 days; (2) a step of high-temperature and high-humidity fermentation, which is to seal the garlic treated by the step (1) in a closed container, fill saturated NaCl solution at the bottom of the container and at a position where the saturated NaCl solution is not contacted with garlic, raise the temperature in the container to 70 to 80 DEG C, and keep the temperature for 7 to 15 days; and (3) a step of normal-temperature fermentation, which is to cool the closed container to room temperature after 7 to 15 days of high-temperature and high-humidity fermentation, keep the temperature continuously for 2 to 6 days, and take out the fermented product to obtain the black garlic. When the method is used for producing the black garlic, the fermentation time is greatly shortened, all needed processes can be accomplished in 13 to 27 days, additives are not added in the fermentation period, the cost is greatly reduced and the making process is simple. And the method is suitable for industrial production.

A method for preparing a low molecular weight fish peptide through a Bacillus natto fermentation method comprises the following steps: taking fish to mince, adding water, adding maltose, glucose, lactose or sucrose to obtain a mixture; adjusting the pH value of the mixture, sterilizing at high temperature; cooling, inoculating Bacillus natto seed liquor to ferment; and centrifuging fermentation liquor, filtering, concentrating, drying and grinding to obtain a low molecular weight fish peptide product. The method uses fish as the raw material and utilizes the Bacillus natto fermentation technology to obtain the low molecular weight fish peptide. The product in the invention is very soluble in water, is digested and absorbed easily by human body and has various functions of reducing cholesterol in the blood, promoting lipid metabolism, preventing and curing hypertension and the like. The technology in the invention is also suitable for other low value aquatic product and high-grade aquatic product machine leftover pieces, thus fish resources can be fully utilized; and the technology is simple and easy, the investment is less, the cost is low, the effect can be realized fast, the added value is high and the method is suitable for large-scale industrial production.

The invention utilizes a microbial fermentation technology to improve the forage nutritional value of the cottonseed meal, so as to improve the forage quality of the cottonseed meal, increase the addition proportion in the forage and realize the promotion of the protein nutritional value and the feeding value of the cottonseed meal, aiming at the disadvantages that cottonseed meal is rich in antinutritional factors of free gossypol, cellulose, oligosaccharide, phytic acid and the like, the protein quality is relatively poor and the content of essential amino acids of methionine and the like is low and unbalanced, so that the large-scale forage of cottonseed meal is restricted. The method for improving forage nutritional value of cottonseed meal through the microbial fermentation adopts the technology of 'composite enzymatic hydrolysis and multi-strain three-step solid-state fermentation', so as to prepare the fermented cottonseed meal product that is high in the free gossypol, cellulose degradation degree and the protein content; the cottonseed meal product is rich in nutritional ingredients of probiotics, vitamins, enzyme, amino acid, short peptide, high-grade protein and the like; the method for improving the forage nutritional value of cottonseed meal through the microbial fermentation has the advantages of prompting growth and development, improving the utilization ratio of the forage, enhancing immunization, improving intestinal micro ecology, preventing diseases and the like. The method for improving forage nutritional value of cottonseed meal through the microbial fermentation adopts the solid-state fermentation; the manufacturing technology is simple; the energy consumption is low; zero environmental pollution is generated; and the investment is small. Therefore, mass production is easy.

The invention relates to a high-protein diet composition as well as a preparation method and application thereof. The high-protein diet composition contains the following raw materials in parts by weight: 20-40 parts of soybean peptide powder, 5-15 parts of soybean protein isolate, 10-30 parts of Chia seeds, 5-9 parts of round-mud semen plantaginis shell, 5-15 parts of maltodextrin, 1-5 parts of oat powder, 2-6 parts of konjac refined powder, 5-10 parts of galactooligosaccharide, 5-10 parts of skimmed milk powder and 1-2 parts of aspartame. The high-protein diet composition is capable of effectively assisting exercising dieter to relatively rapid realize fat reduction and muscle increase, the blood lipid level of an eater can be reduced, the diet composition has fragrant and sweet flavor,the appetite of an eater can be met, and satiety and satisfaction can be generated; and the procedure of the preparation method is easy to control, the obtained product has good fluidity and can be rapidly and uniformly brewed with water and convenient to take.

The invention relates to fish meal-free crucian breeding expanded compound feed and a preparation method of the fish meal-free crucian breeding expanded compound feed. The feed disclosed by the invention comprises the following components in part by weight: 4 to 8 parts of blood cell protein powder, 6 to 10 parts of corn protein powder, 3 to 5 parts of fermented soybean meal, 20 to 32 parts of soybean meal, 20 to 35 parts of rapeseed meal, 3 to 6 parts of wheat, 12 to 20 parts of flour, 4 to 8 parts of rice bran, 4 to 5.5 parts of vegetable oil, 2.0 to 3.5 parts of calcium dihydrogen phosphate, 0.2 to 0.5 part of 98.5 percent lysine hydrochloride, 0.1 to 0.3 part of 99 percent DL-methionine, 0.3 to 0.8 part of vitamin premix, and 0.5 to 1.5 parts of mineral substance premix. Through the preparation method, the blood cell protein powder and the corn protein powder are used, meanwhile, partial grease, lysine and methionine are supplemented, the vitamins and mineral trace elements are balanced, fish meal in crucian feed is completely removed, and the fish meal-free crucian breeding expanded compound feed is developed, so that feed cost is greatly reduced, and breeding benefit is increased.

The invention relates to a microorganism composite zymocyte agent as well as a preparation method and an application thereof. The invention is characterized in that the active components of the composite zymocyte agent are Cida tropicalis and lactococcus lactis which are mixed according to the mass ratio of (0.5-2): 1. The preparation process comprises the following steps: carrying out oblique plane strain culture on the Cida tropicalis and lactococcus lactis; then carrying out liquid seed amplification culture to obtain a Cida tropicalis liquid and a lactococcus lactis liquid; mixing the Cida tropicalis liquid and lactococcus lactis liquid according to the mass ratio of (0.5-2): 1 and inoculating the mixture into a solid amplification culture medium to obtain the composite zymocyte agent according to the inoculum size of 4-5%(w / v); and adding the composite zymocyte agent to kitchen waste for microbial fermentation. The invention has the advantages of suppressing growth of putrefying bacteria in the kitchen waste and reproduction of pathogenic microorganism, thus featuring good freshness-retaining effect and organoleptic quality while increasing protein content and beneficial flora content of the kitchen waste.

A process for preparing straw (or stalk) protein feed of ox, sheep, pig, fish, chicken, etc by anaerobic fermentation of different bacteria is characterized by that 10 bacteria including Cellulomonas biazotea, Cellulomonas flave, Bacillus coagulans, acidophilous lactobacillus, hay bacillus, etc includes such steps as bacterial fermenting to obtain fermented liquid, vacuum freeze drying to obtain bacterial powder, and anaerobic fermenting of straw or stalk. Its advantages are high protein content, high appetite and preventing enterogastrosis.

The invention discloses an ecological chicken raising method. The ecological chicken raising method comprises the following steps of (1) selection and layout of a raising farm; (2) selective raising of chicken breeds; (3) raising management of chicks; (4) raising management of young chickens; (5) raising management of medium and large chickens; (6) raising management of fat chickens; and (7) disease prevention. Chickens raised through the ecological chicken raising method are low in self immunity, low in morbidity, delicious in meat, rich in nutrient and high in growing speed, and native chickens raised through the method meet the requirement for green food.