255 results about "Chicken feathers" patented technology

The invention relates to a preparation method of keratin complex fiber, which comprises the following steps: 1, mixing the dried keratin powder, high polymer for fiber forming, ionic liquid and the like, and mechanically stirring and dissolving to obtain a keratin complex solution at certain temperature; (2) preparing a keratin complex fiber by using a dry jet wet spinning process. According to the invention, the keratin used according to the invention comes from leftovers of processing industry such as chicken feather, drake feather, goose feather and wool, and as for the recycle of the waste, on one hand, the economic benefit is increased, on the other hand, the environment pollution can be reduced. The selected high polymer for fiber forming and keratin can dissolve together in the same ionic liquid, so that the characteristics of high efficiency, simpleness and convenience can be achieved. Compared with the pure keratin fiber, the strength and elongation at break of the spun regenerated keratin can be improved greatly, the practical use value can be increased; the keratin complex fiber has wide potential application in the fields of clothing, wig, tissue engineering and the like. In addition, the solvent ionic liquid can be completely recycled, can not pollute the environment and has the meaning of sustainable development.

A method for producing a spicy chicken product includes the following steps: a, selecting a live chicken, killing the chicken, removing chicken feathers, dressing the chicken, washing the chicken and cutting the chicken to square chips about 2 centimeters to 4 centimeters, and then adding old ginger and cooking wine for pickling for at least 30 minutes; b, removing handles of fresh red hot peppers and cleaning the hot peppers, boiling the hot peppers for 5 minutes with boiled water, then soaking the hot peppers for 1 hour, adding ginger and garlic into the hot pepper, mashing the mixture into paste to prepare Ciba chili; c, heating rapeseed oil to 90% mature, putting the chicken chips for stir-frying, and then taking the chicken chips out of the pot; d, heating rapeseed oil to nine mature, putting the Ciba chili to nine mature, placing the stirred chicken chips into the pot for frying to enable the chicken chips to fully mix with the peppers and enable the color to be uniform; e, placing the mixture into a pressure cooker, adding appropriate cold water, as well as refined salt, soy sauce, white granulated sugar, garlic cloves for seasoning, cooking with the pressure cooker until the water is dried and finally obtaining the spicy chicken product; f, vacuum packing the product. The method is simple, easy for family to make and also suitable for scale production and the spicy chicken processed by the method is good in nutrition and in color and spicy, and the meat is like soft glutinous rice, the flavor can keep long and the spicy chicken can be preserved for a long time.

The invention discloses a regenerated chicken-feather protein viscose fiber which contains 10-30% of regenerated chicken-feather protein based on the mass percentage of fiber total dry basis in fibers. The preparation method comprises the following steps of: pre-treating waste chicken feathers; extracting chicken-feather proteins and preparing a regenerated chicken-feather protein stock solution;mixing, spinning and post-treating the regenerated chicken-feather protein stock solution and viscose; and finally obtaining finished-product regenerated chicken-feather protein viscose fibers. The regenerated chicken-feather protein viscose fiber disclosed by the invention has the advantages of pure natural property, degradability, softness, excellent dyeing property and the like, and further integrates the advantages of protein fiber and cellulose fibers; the interiors and the surfaces of the regenerated chicken-feather protein viscose fiber contain various amino acid which is necessary forhuman bodies, and the regenerated chicken-feather protein viscose fiber has unique skin-care healthcare functions; the fabric is soft and full of gloss, and the fabric is smooth in hand feeling, moisture-permeable and ventilating; and the fabric can be taken as a textile raw material with great weaving property and service performance, and is a kind of high-grade clothing fabric, in particular being suitable for material selection of clothing fabric, such as underwear, casual clothing and the like of women and children.

The invention provides a special organic-inorganic compound biological medicine fertilizer for sweet potatoes, which comprises the following raw materials in parts by weight: 50-60 parts of sweet potato vines, 10-20 parts of deciduous leaves, 10-12 parts of bone meal, 15-17 parts of poultry droppings, 18-22 parts of sodium humate, 14-16 parts of chicken feathers, 10-12 parts of monoammonium phosphate, 18-20 parts of concentrated superphosphate, 10-12 parts of ammonium bicarbonate, 8-10 parts of potassium sulphate, 10-16 parts of silkworm faeces, 8-10 parts of sepiolite, 2-3 parts of cnidium fruit, 2-3 parts of aloe, 3-4 parts of buckeye, 2-3 parts of pharbitis seed, 4-6 parts of cinnamomum burmannii, 0.02-0.04 part of sodium molybdate, 1.5-2.0 parts of magnesium sulfate, 3-5 parts of potassium chloride, 0.2-0.3 part of ferrous sulfate and 1-2 parts of EM(effective microorganisms) strain. After various organic wastes are mixed and fermented to produce the green organic fertilizer, the environmental pollution is reduced, the fermented organic matter is mixed with the inorganic fertilizer, the Chinese herbal medicine juice (gauleheria) with insecticide properties is added, the nutrition is more comprehensive, and the bactericidal effect is increased; the fertilizer has the advantages of obviously improved fertilizer utilization ratio, single time of application, effective slow release, reduced fertilization frequency, reduced fertilizer cost and improved economic benefit; and after the application of the fertilizer, the quality of the sweet potatoes can be effectively improved, and the yield is can be improved.

The invention relates to a strain for generating keratinase and an application thereof. The strain is Stenotrophomonas maltophilia) DHHJ CGMCC No.2231 applied to the degradation of soft keratin, such as chicken feathers, pigeon feathers, cow hair, wool, hair and hard keratin, such as ox horns, goat horns, sheep hoofs and nail waste. Compared with other strains for degrading the keratin, the strain has mild fermentation conditions, is convenient to apply and can generate the keratinase with higher enzymatic activity and stability.

The invention provides a special fertilizer for single cropping rice. The special fertilizer is prepared by the following raw materials by weight: 10-20 parts of cottonseed meal, 8-10 parts of coated nitrogen-phosphorus-potassium mixed fertilizer, 25-40 parts of calcium superphosphate, 8-10 parts of coated potassium chloride, 20-30 parts of plant ash, 1-2 parts of ferrous sulfate, 1-2 parts of zinc sulfate, 0.1-0.3 parts of borax, 10-12 parts of medical stone, 5-7 parts of peat, 3-4 parts of celastrus orbiculatus powder, 3-4 parts of oleander powder, 10-15 parts of bagasse, 10-15 parts of dolomite, 18-22 parts of chicken manure, 3-4 parts of carboxymethylcellulose, 15-20 parts of 30% of sulfuric acid, 5-10 parts of lime, 10-15 parts of chicken feather and 4-6 parts of propanediol sebacate polyester. A preparation method of the single cropping rice comprises the steps as follows: carrying out acidolysis on hairs to obtain amino acid; generating an amino acid chelated micro or medium fertilizer solution; sintering the dolomite to prepare a fertilizer carrier; fermenting an organic fertilizer; mixing the nitrogen-phosphorus-potassium mixed fertilizer and the carrier with the organic fertilizer and a plant insecticide; spraying the amino acid chelated micro or medium fertilizer solution; granulating; and finally coating with the propanediol sebacate polyester. According to the special fertilizer, the utilization rate of fertilizer efficiency can be remarkably increased, the slow release effect is achieved, the fertilizing amount is reduced, and the pesticide residues are reduced, so that the yield and the quality of the rice are improved.

The invention discloses a fertilizer special for a spring corn base fertilizer. The fertilizer is formed by preparing silkworm excrement, distiller grains, fulvic acid, gelatin, organism bacteria, urea, diammonium phosphate, potassium sulphate, chicken feather, carboxymethyl cellulose, 35 percent sulfuric acid, lime, zinc sulfate, ferrous sulfate, borax, wilfordine preparation, stemonine preparation, nano iron slag powder and wintergreen oil according to a weight ratio. Amino acid is generated by acid hydrolysis of feather; secondary elements and microelements are chelated; a chelate structure is added due to the carboxymethyl cellulose so as to facilitate the effective utilization of the secondary elements and microelements and reduce ineffective release of the secondary elements and microelements; inorganic slow-release component gelatin and soil improving component fulvic acid are added into the formula, so that the soil can be improved, and the effective release and sufficient absorption by crops of the fertilizer efficiency are facilitated; and because of organism insecticidal components of the wilfordine preparation, the stemonine preparation and the nano iron slag powder, the plant diseases and insect pests of the soil can be effectively reduced, and the fertilizer is safe and harmless and has no pollution to the environment and the crops. The fertilizer is reasonable in formula, is comprehensive and balanced in nutrition, good in use effect, and can obviously improve the utilization ratio of the fertilizer efficiency; and moreover, the yield and the quality of the spring corn are greatly improved, so that the economic benefit of the spring corn is improved.

The invention relates to a multielement biological fertilizer and a method for making the same. The multielement biological fertilizer adopts garbage as a main raw material, utilizes multifactorial activity bio-fungus and adopts hair, pig hair, chicken feather, cow hair, sheep water chestnut and humus, thereby changing the waste into the valuable and providing the multielement biological fertilizer which does not have toxic and side effects or pollute the environment and has great fertilizer effect and constancy and stability. Compared with the fertilizer, the multielement biological fertilizer which is made from functional bacteria in the soil has evident ecological benefits such as changing the quality, loosening the soil and protecting the ecological environment. The multielement biological fertilizer does not have pollution and rapidly removes the pollution of the soil to the crops, thereby eliminating the harm of the chemical fertilizer and the farm chemical pollution to the crops. The multielement biological fertilizer is widely suitable for the crops such as rice, wheat, soy bean, corn, sorghum, orange, banana, tea, vegetables, watermelon, sweet potato, drug ingredients and flowers.

The invention discloses a molecular marker related to yellow chicken feather and an application of the molecular marker. The molecular marker is obtained by A/G base mutation at the 883rd site in a sequence shown by SEQ ID NO:1. The molecular marker is amplified by using primers SEQ ID NO:2 and SEQ ID NO:3, and the obtained amplification product is directly sequenced. The method is simple and convenient in operation and reliable in result. A genotype of the yellow feather trait of a target chicken flock can be determined by detecting the A/G mutation site, and whether the feather color of a certain individual is homozygous yellow feather or heterozygous yellow feather can also be judged through the genotype, so that a basis is provided for purposefully selecting the feather trait of the chicken flock, and the uniformity of the yellow offspring chicken feather is improved.

The invention discloses a high color fastness cotton fabric dyeing method capable of effectively saving water and reducing pollution. The method includes the following steps that 1, a chicken feather protein powder is prepared and dissolved with a sodium hydroxide solution; 2, a cationic biological protein derivative additive is prepared; 3, a cotton fabric is modified with the cationic biological protein derivative additive; 4, the modified cotton fabric is subjected to a reactive dye salt-free dyeing; and 5, a color fixation post-processing is performed to the dyed fabric. According to the high color fastness cotton fabric dyeing method capable of effectively saving water and reducing pollution, during the color fixation processing, the surplus cationic biological protein derivative additive raffinate after the cotton fabric is subjected to the modification process is used for subjecting the dyed cotton fabric to a secondary color fixation processing, so that water is remarkably saved, the product color fastness is improved, and the pollution is reduced. The salt-free dyeing is utilized during the dyeing process, so that the cotton fabric dyeing method is capable of effectively saving water, reducing pollution and enabling products to achieve a high color fastness.

The invention discloses antibacterial and mothproof silk composite fibers. The antibacterial and mothproof silk composite fibers are characterized by comprising the following materials in parts by weight: 17-20 parts of mulberry silk, 10-13 parts of tencel, 12-15 parts of chicken feather down fibers, 4-7 parts of acrylic fibers, 6-9 parts of aloe fiber, 7-10 parts of kawo kawo fiber, 1.2-3.2 parts of chitin fibers, 2-3 parts of epoxidized soybean oil, 0.3-0.5 part of calcium carbonate, 0.1-0.3 part of sodium sec-alkyl sulfonate, 1-3 parts of mica powder, 100-110 parts of 1-butyl-3-methylimidazole dibutyl phosphate, 120-125 parts of 1-ethyl-3-methylimidazole diethyl phosphate, 1.2-3.2 parts of folium cortex eucommiae, 1-3 parts of rhizoma corydalis, 2-4 parts of radix rubiae, 2-5 parts of additives and a proper amount of water. Due to addition of the multiple plant fibers and Chinese herbal medicines, the silk composite fibers have good antibacterial, mothproof, breathable, moisture-absorbing and heat-preserving functions, and the prepared silk composite fibers are also high in elasticity, strength and washing durability.

The invention discloses a mothproof down feather composite fiber. The mothproof down feather composite fiber is characterized by being prepared from the following raw materials in parts by weight: 16-18 parts of duck's down, 15-19 parts of chicken feather, 11-13 parts of mercerized wool fibers, 12-14 parts of mercerization cotton fibers, 4-7 parts of copper ammonia fibers, 15-19 parts of straw stalk, 4-6 parts of closed cell perlite powder, 1-3 parts of angelica sinensis, 2-4 parts of gastrodia elata, 2-3 parts of ligusticum wallichii, 0.2-0.4 part of zinc gluconate, 0.3-0.6 part of aluminium silicate, 100-105 parts of 1-butyl-3-methyl imidazole acetate, 110-115 parts of 1-butyl-3-methyl imidazole dibutyl phosphate, 2-4 parts of additives and a proper amount of water. The down feather composite fiber prepared by the invention has the advantages of sterilization, moth prevention, light weight, high intensity, thermal preservation, flame retardance and the like.

The invention discloses a method for carrying out incubation on neolissochilus benasi through artificial fertilization, which belongs to the technical field of fish product breeding. The method comprises the following steps of: injecting DOM (domperidone maleate) and LRH-A2 (lutein releasing hormone A2) into gonadosomatic neolissochilus benasi (1mg of DOM and 1 mu g of LRH per kilogram of neolissochilus benasi are injected in per kilogram of gonadosomatic neolissochilus benasi), wherein the injection volume is halved for male neolissochilus benasi, and the effect time is 15 hours at a water temperature of 22 DEG C; extruding ovums and sperms of the gonadosomatic neolissochilus benasi into a container, stirring the ovums and the sperms for 30 seconds by using chicken feather, then adding clear water at a temperature of 22 DEG C into the container (water preferably just submerges the ovums and the sperms), after stirring the obtained mixture for 20 seconds by using the chicken feather, carrying out washing three times by using clear water, then taking the obtained fertilized ovums for backup incubation; putting the fertilized ovums into an aqueous captan solution (0.15 ppm) to soak for 15 minutes, then putting the fertilized ovums into a water-filled dissecting tray and a shallow-water basin (in which the water level is preferably 3-5 cm higher than the ovums) for incubation, wherein 3000-5000 ovums with an ovum diameter of 2.2-2.8 mm are put in each basin, the position of a water-filled container is 50-80 cm higher than the dissecting tray and the shallow-water basin; sucking water by using a small-sized oxygen hose and conveying the water to the dissecting tray and the shallow-water basin to carry out incubation for 120 hours so as to get fish fries, wherein the temperature of the water is 22-23 DEG C, and the pH value of the water is 7.8-8.5. The method disclosed by the invention has the advantages of low cost, easiness in operation, and high incubation rate.

A pulp material that comprises a fibrous protein fiber is suitable for incorporation into paper or paper composites. The fibrous protein of the fibrous protein fiber is typically a keratin, fibrin, collagen, or elastin. Preferably, the fibrous protein is a collagen, such as a β-keratin. The β-keratin can be obtained from avian feathers, such as chicken feathers. The pulp material can further comprise at least one additive such as mordants. dyes. binders. foaming agents. hardeners. chemical sizing agents, fillers. wetting agents. plant fibers, or animal fibers. The pulp material can be treated with a crosslinking agent or an oxidizing agent. Other aspects of the invention include a biodegradable polymer comprising the pulp material and a filter comprising the pulp material. Still another aspect of the invention is a composite material comprising: (1) the pulp material; and (2) a fiber selected from the group consisting of an animal fiber and a plant fiber. Still another aspect of the invention is a multilayer material comprising: (1) a first layer that is the pulp material; and (2) a second layer including a material selected from the group consisting of paper and a biopolymer.

This invention publish a chick skin fiber gauze line, which is composed of 1~100% weight chick skin fiber and 0~99% weight other spin fiber. Chick skin fiber and spin fiber arrange portrait and across twiddle together one another to become a gauze line. This invention possess chick skin fiber gauze line that can tat and knit as well as weave many kinds of high, medium, low level fabric and stuff. It can develop the use field of chick skin that changes rubbish to treasure. Chick skin fiber gauze line possesss excellent heat preservation, sop, absorb oil capability. It can tat and knit as well as weave many kinds of high, moderate, low level fabric and stuff by use the Chick skin fiber. Purpose is abroad. Chick skin material is ample and cost is low.

The invention is related to a method for processing biomass derived from plants or animals, comprising the steps of:

a. pre treating said material with an aqueous solution of acid or base;

b. subsequently passaging saturated or super heated steam through said material,

wherein the water activity of the process is controlled by means of temperature and pressure of the super heated steam to be less than 1, preferably less than 0.8, more preferably in the range of 0.4-0.8.

With such a process it is possible to disintegrate or make more accessible for subsequent treatments the lignocellulose from lignocellulose containing materials, like wood or other plant material, chitin from exoskeletons from Crustacea like crabs and shrimps, and proteins such as keratin from pig hair or chicken feather, for further derivation, like acylation, oxidation, etherification, carboxymethylation or esterification, or further enzymatic hydrolysis, and/or for production of chemicals, e.g. as sugars from carbohydrates for fermentation processes such as the production of (bio-) ethanolor as keratine hydrolysates for applications in paper or cosmetics.

The invention relates to an artificial fertilization and incubation method of sinocyclocheilus grahami, which belongs to the technical field of fishery product culture. The method comprises the steps of dry fertilization and artificial incubation. Intramuscular injection is performed on sexually matured parent sinocyclocheilus grahami with DOM with the use level of 1 mg for per kilogram body weight and luteinizing hormone releasing hormone A2 with the use level of 1 mug for per kilogram body weight; 24 hours later, the mature germ cell and the mature sperm are slightly squeezed out from the abdomens of female sinocyclocheilus grahami and male sinocyclocheilus grahami respectively; the germ cell and the sperm are slightly stirred for 30 seconds in a vessel by chicken feather; clear water is added into the germ cell and the sperm and stirring is performed for 20 seconds; the germ cell and the sperm are cleaned for three times by clear water; the germ cell and the sperm are uniformly spilled onto a palm sheet which is cleaned and sterilized and put into 5 ppm mould solution to be dipped and sterilized for 15 munities, then the germ cell and the sperm are taken out and put into a 20 m or 50 incubating pond to be incubated; an oxygen pump is used for oxygenation to performing incubation under the condition of 18 to 20 DEG C water temperature and 7.5 to 8.0 pH, and after 150 hours, the incubation is accomplished. The method has the advantages that the cost is low, the operation is simple, the method can be put into industrial and intensive production, and the fertilization rate and the incubation rate are high.

The invention discloses a chicken feather pen. A manufacturing method of the chicken feather pen comprises the steps of selecting a cock chicken feather, forming a notch at the tail end of a cock chicken feather tube through shearing, soaking preprocessed cock chicken feather into water added with alkaline to be heated, completely removing oil on the surface of the chicken feather, meanwhile cleaning blood and meat in the cock chicken feather tube, cleaning and flattening the degreased chicken feather, firstly putting the feather in order to form wisps, using threads to bind the wisps loosely and enable the feather not to fall, then flattening the feather, trimming a part of cock chicken feather tube and manufacturing a pen point. The cost of the chicken feather pen is lower than the cost of a traditional pen, feather resources are richer than wool and weasel's hair, and the chicken feather pen is excellent in quality. The pen point can suck more ink and discharge the ink evenly, commonly and averagely 4-5 characters can be written at a time, the feather does not easily drop, the elasticity of the chicken feather pen in writing is nearly the same as the elasticity of a wool pen and is basically unchanged, and the pen point is not bifurcate.

The present invention relates to the technical field of mechanical equipment, in particular to a defeathering device used for chicken farms and convenient for chicken feather collection. The device comprises a shell, an outer cylinder, a cleaning device, a defeathering device and a compression device; the upper end face of the shell is fixedly connected to the outer cylinder, and the defeatheringdevice is arranged inside the outer cylinder; the upper end face of the shell is fixedly connected to the defeathering device; the compression device is arranged inside the shell; the right end face of the shell is fixedly connected to the cleaning device; and a defeathering machine is arranged below the outer cylinder. In the invention, a water tank, an electric heating wire water pump and waterpipes are arranged. If the defeathering effect is poor due to a temperature reason, the water in the water tank can be heated by electric heating wires, then the water pump pumps out the hot water tocarry out heating and defeathering on chickens through the water pipes. The device ensures the defeathering effect, saves a great deal of time, improves the efficiency, saves the cost, has good practical benefit, and is worthy of popularization and use.

The invention relates to a method for inducing and preparing an S. keratinase and a method for processing wool. The method for preparing the S. keratinase comprises the steps of using Stenotrophomonas maltophilia DHHJ as the original strain; culturing for 2-4 days as a generation at the constant temperature of 30-50DEG C when the pH value is equal to 7.5 by using 1-3g of wool, 0.2-1g of sodium chloride, 0.2-1g of disodium hydrogen phosphate, 0.01-0.1g of monopotassium phosphate and 50-200ml of water; continuously inducing and domesticating; culturing for 2-4days at the constant temperature of 30-50 DEG C when the pH value is equal to 7.5 by using 1-3g of chicken feather meal (or other feather meal), 0.2-1g of sodium chloride, 0.2-1g of disodium hydrogen phosphate, 0.01-0.1g of monopotassium phosphate and 50-200ml of water after efficient and stable strains are obtained so as to obtain enzyme culture solution; subjecting the culture solution to centrifugation, salting out, standing, centrifugation and purification to obtain the S. keratinase. The wool processing technique comprises the step of processing the wool and the textile thereof for 60-120min by using purified and concentrated S. keratinase with the pH value being equal to 7.8, the temperature being 20-50 DEG C, and enzyme concentration being 2-5% (owf). The S. keratinase can directly act on the wool so as to eliminate the chemical agent processing step, and be used for wool shrink-resistant processing with more environmental friendliness and high efficiency. The processed wool with enzyme has the same characteristics as cashmere in many aspects, and can be used for the processing and the production of cashmere imitation products.

The present invention discloses western-style chicken granules and a preparation method thereof. According to the western-style chicken granules, chick breast meat of slaughtered and qualified chicken being subjected to chicken feather and internal organ removing is adopted as a raw material, wherein the chick breast meat is subjected to cutting and peeling; and a western-style meat product processing technology and equipment are adopted, and salt water preparation, salt water injection, low temperature kneading massage, pre-baking, pelletizing and material mixing, high temperature baking, cooling, vacuum packaging, double sterilization and cooling are performed to prepare the product. According to the present invention, the product maintains the traditional Chinese-style meat granule flavor, and the products with a variety of different flavors can be produced; the production cycle is shortened, the production capacity is increased, the product yield can be increased by more than 20% compared with the yield of the traditional process, and the storage period is long, wherein the storage period can be 6 months at a room temperature; and the product has characteristics of rich nutrition, vacuum packaging, easy carrying and easy eating, is suitable for catering and tourism, and is a novel chicken product of the Chinese-style product processed with the Western-style process.

The invention discloses a seedling-stage nutritional addition material stable in fertilizer efficiency and long in action period. The seedling-stage nutritional addition material is prepared from, by weight, 23 to 27 parts of coal slime, 22 to 24 parts of rice chaff ash, 1 to 2 parts of nitrilotriacetic acid, 10 to 14 parts of sodium nitrate, 16 to 18 parts of sawdust, 17 to 19 parts of chicken feather, 6 to 8 parts of fulvic acid calcium, 36 to 40 parts of volcanic rock, 18 to 20 parts of threonine mother liquor, 21 to 25 parts of aged tea, 72 to 78 parts of waste crop straw, 4 to 5 parts of composite fungal hyphae, and an appropriate amount of water. According to a preparation method, the seedling-stage nutritional addition material is prepared from common raw materials such as coal slime and waste chicken feather via a plurality of steps such as fermentation, chelation, and pelletizing, and is capable of improving soil physicochemical properties and nutritional characteristics; a large amount of fungus is added, so that the seedling-stage nutritional addition material is capable of providing seedlings with required nutrients, relatively stable complementary nutritional system among the bacteria is formed; dominant bacterial communities are formed; and activity of the seedling-stage nutritional addition material can be maintained for a relatively long time, and fertilizer efficiency is achieved.

The present invention discloses a nutrition enhanced feed for parent carassius auratus in a reproduction period. The feed is prepared from the following raw materials in parts by weight: 125-130 parts of expanded corn meal, 70-75 parts of peanut meal, 65-70 parts of bone meal, 15-17 parts of chicken feathers, 1.1-1.3 parts of edible salt, 40-42 parts of wheat germs, 55-57 parts of oyster meat, 20-22 parts of oyster shells, 0.04-0.06 part of astaxanthin, 0.13-0.15 part of zeaxanthin, 3-5 parts of palm oil, 1.1-1.3 parts of spinach extracts, 0.6-0.8 part of mulberry leaf extracts, 1.2-1.4 parts of cactus extracts, 0.23-0.25 part of compound vitamin, 2.2-2.4 parts of garlic essential oil and 0.14-0.16 part of sodium lactate. The feed is scientific and reasonable in formula, and comprehensive and rich in nutrition, and various nutritional components cooperate with each other, so that the feed effectively enhances the reproductive performance of the parent carassius auratus, is good in palatability and easy to digest, greatly improves the feeding amount and absorbing and transforming effects of the carassius auratus, and effectively improves the meat quality.

The invention discloses a finishing technology of chicken feather regenerated protein fabric printed and dyed cloth. The technology comprises steps that: waste chicken feathers are pre-treated; chicken feather protein is extracted; chicken feather regenerated protein stock solution is prepared; and the chicken feather regenerated protein stock solution and fabric printed and dyed cloth are cross-linked and finished, such that the finished product of the chicken feather regenerated protein fabric printed and dyed cloth is obtained. According to the invention, advantages of protein fiber and cellulose fiber are combined in the chicken feather regenerated protein composite fabric printed and dyed cloth. Amino acids required by human bodies are provided on the surface of the fabric printed and dyed cloth, such that the cloth has unique skin protecting and health caring functions. The fabric is comfortable, skin-friendly, brilliant in color, and has good drapability. The fabric has gentle luster, smooth texture, good water permeability and good air permeability. Also, appearance and physical indexes of the fabric are not affected by adverse effects. Wearing comfort and antistatic performance of clothes made from the fabric reach levels of that of woolen fabrics. The fabric is a high-grade fabric which is especially suitable to be selected as fabric for women and children underwear,and for casual clothes.

The present invention provides a method for producing a selenium-enriched feed additive. The method consists of the following steps: (1) selenium-enriched yeasts, plant stalks, fruits, vegetables, mulberry leaves and wheat brans are mixed, and the mixture is fermented to obtain fermentation products; (2) the fermentation products are used to feed grass-eating fly larvae, tenebrio molitor larvae or silkworm larvae to obtain chicken edible pupae; (3) the chicken edible pupas are added into a chicken basic feed to feed chickens and chicken manure produced by the chicken is collected; (4) chicken feathers of the chicken manure are removed, the feather removed chicken manure is dehydrated, and the dehydrated chicken manure is used for feeding grass-eating fly larvae, tenebrio molitor larvae or silkworm larvae to obtain feed pupae; and (5) the feed pupae is separated, the separated feed pupae is dried in a conventional manner, the dried feed pupae is crushed, and the crushed feed pupae is granulated to obtain the selenium-enriched feed additive. The present invention also provides a use of the selenium-enriched feed additive for feeding fish.

The invention relates to the technical field of Chinese brushes, in particular to a drawing Chinese brush and a manufacturing method thereof. The drawing Chinese brush comprises a brush holder and a brush head. The brush head is composed of, by weight, 30%-40% of goat hair, 35%-55% of chicken feathers and 5%-35% of modified straw. The drawing Chinese brush is good in elasticity, high in ink absorbency, soft in texture, and capable of meeting requirements for various drawing styles.

The invention discloses Myceliophthora thermophilia strain and an application thereof in the aspect of producing keratinase, the preservation number of Myceliophthora thermophilia strain GZUIFR-H94.1 is CCTCC NO: M 209140. The method for producing keratinase by the Myceliophthora thermophilia strain GZUIFR-H94.1 takes 20.10g/L of chicken feather powder as carbon source, nitrogen source and inductor, takes 0.98g/L of urea as supplement nitrogen source, and takes 5g/L of NaCl, 6g/L of K2HPO4 and 1g/L of KH2PO4 as enzyme-producing culture medium, wherein, the enzyme-producing temperature is 38 DEG C, the initial pH value is 7.9, and the above materials are continuously cultured for 6 days. The strain can grow fast, is thermophilic, and has stronger keratinase producing ability.