438results about How to "Purify the environment" patented technology

The invention discloses a special biological fish fertilizer and a preparation method for the fertilizer used in aquiculture; wherein, the biological fish fertilizer mainly comprises raw materials as follows: microbiological preparation, inorganic fertilizers, fermentation organics, micro-mineral amino acid chelate, mineral composites, and water quality improver. The preparation method for the special biological fish fertilizer in aquiculture comprises steps as follows: microbiological preparation is produced; fermentation organics is then produced, and the micro-mineral amino acid chelate is produced, eventually the finished products are made. The special biological fish fertilizer has the advantages of limiting the growth and reproduction of the harmful algae, promoting the large-scale growth and reproduction of the suitable food for fish, effectively improving the water quality and purifying the water environment, strengthening the fish immunity, reducing the diseases, reducing cost due to the small use level, convenient use, mild odor, no pollution to the water, and environment protection. By combining the modern bioengineering technique, low-temperature drying technique, spray-drying technique, and super-fine crushing techniques, the preparation method has the advantages of stable quality for the fish fertilizers and lower overall cost.

The invention relates to a novel ceramic coating polyolefin composite film which comprises a polyolefin substrate with micro pores, wherein one side or both sides of the polyolefin substrate is / are compounded with ceramic coating(s); the ceramic coating comprises porous ceramic particles, an inorganic filler and an adhesive. The invention also relates to a method for preparing the novel ceramic coating polyolefin composite film. The method comprises the following steps: a, dissolving the adhesive in a solvent, thereby preparing an adhesive solution; b, adding the porous ceramic particles and the functional inorganic filler into the adhesion solution prepared in the step a, and performing dispersing treatment, thereby preparing coating slurry; and c, coating one or two surfaces of the polyolefin substrate with the coating slurry prepared in the step b, and drying and curing to prepare the product. The novel functional composite film has high liquid absorption and retention performance, has the functions of reducing harmful gases inside a battery, improving the performance of the battery and prolonging the service life of the battery, and has the safety characteristics of low closed pore temperature, high melting temperature and low hot-shrinkage rate.

The invention discloses a method for interaction between an anchor and audiences in webcast process. The method comprises the following steps of S1 dividing anchors into multiple levels from high to low according to the popularity values of direct broadcasting rooms; obtaining the popularity value of the direct broadcasting room where the anchor is located and determining the level of the anchor according to the popularity value; S2 obtaining the number of bullet screens of the direct broadcasting room once at every preset time, carrying out dynamic bullet screen grouping according to the number of the bullet screens and monitoring the bullet screen active value in each bullet screen group; S3 obtaining level information and virtual gift giving information of each user in the direct broadcasting room; and S4 determining bullet screen groups displayed at a user side according to the level information and the virtual gift giving information in the step S3; receiving an instruction of the anchor to click any bullet screen in the direct broadcasting room and playing the content of the subtitle on all user sides through the voice; and receiving an instruction of the anchor to double click any bullet screen in the direct broadcasting room and hiding the content of the subtitle on all user sides.

The invention discloses a biological mixed bacterial fertilizer and a preparation method and application thereof. The biological mixed bacterial fertilizer is prepared from, by weight, 1-20 parts of a compound bacterial agent, 300-400 parts of organic materials, 500-600 parts of inorganic materials, 800-1000 parts of chemical fertilizers, 5-10 parts of trace elements, 300-500 parts of waste liquid, 30-50 parts of amino acid salts and 50-100 parts of additives.

The invention discloses a special amino acid fertilizer-water paste for aquiculture and a preparation method thereof. The special amino acid fertilizer-water paste for aquiculture is prepared from the following raw materials in certain proportion: an amino acid solution, microelements, fermentation organic substances, inorganic fertilizers, minerals, a water quality improver, beneficial bacteria and a thickening agent. The preparation method comprises the following steps: A. production of amino acid solution namely, a. hydrolyzing; b. neutralizing; c. filtering; d. concentrating; B. production of fermentation organic substances: a. mixing: evenly mixing organic raw materials with the amino acid solution; b. inoculation: evenly mixing the organic raw materials with beneficial bacteria; c. fermentation; and C. production of amino acid fertilizer-water paste: a. chelation: heating the amino acid solution, adding microelements while stirring to perform chelation; b. mixing: sequentially adding the fermentation organic substances, inorganic fertilizer, minerals, water quality improver and beneficial bacteria, and evenly mixing; c. thickening: adding a thickening agent, and evenly mixing; d. inspection. The invention enhances the immunity of fish, reduces the occurrence of diseases, increases the culture yield of bighead, lowers the fish culture cost, and improves the fish quality.

The invention provides a multifunctional biological activity aquatic product feed additive, which can be prepared by following steps: (1) uniformly mixing material; (2) adding a little warm water of 30-50 DEG C into molasses and uniformly mixing, adding composite bacterium and uniformly mixing, placing for 1-2 hours, and adding residual water to prepare composite bacteria liquid; (3) adding the composite bacteria liquid into the material, uniformly mixing, and carrying natural aerobic fermentation for 50-60 hours at room temperature; (4) drying the mixture until moisture is less than or equal to 10% under temperature less than 60 DEG C, and grinding package. Content of the multifunctional biological activity aquatic product feed additive provided by the present invention is more than 10<12>cfu / g, the aquatic product feed additive contains a large amount of chitooligosaccharides, alga oligosaccharides and active small peptide, and simultaneously contains a plurality of protease, lipase and amylase. The invention has advantages of simple production method, no need of special heating sterilization and fermentation equipment, less energy consumption and short fermentation period.

The invention provides a thermo-printing texture anti-counterfeit printed product, a special thermo-printing film and a manufacturing method thereof. Fibers are randomly thrown onto a film which is locally coated with a bonding agent, thereby preparing the thermo-printing film. Random distribution characteristic information of the fibers is scanned and collected and is stored in a database of a computer anti-counterfeit inquiring system which is connected to a telephone network and / or internet, so that people can check authenticity according to the random distribution characteristic information. A printing factory can thermo-print and produce the local texture anti-counterfeit printed product in background art by utilizing a traditional thermo-printing technique and device and utilizing the thermo-printing film. Huge investment of special equipment is saved, production process is simplified, production efficiency is promoted, production cost is lowered and texture limitation of prior art is broken through. The invention provides another novel anti-counterfeit technical method based on fiber usage.

The invention relates to a combined ecological floating bed for water planting plants and flowers, which is characterized by comprising one or more ecological floating bed units which are combined, interconnected and fixed to form the combined ecological floating bed for the water planting plants and flowers with various patterns; the ecological floating bed unit comprises a planting basket, a floating bed framework and a foam piece, wherein the planting basket is placed in a planting basket placing port of the floating bed framework; the foam piece is sleeved in a cavity of the floating bed framework; and a plurality of ecological floating bed units are connected to form a large-area water planing plant-flower garden or a fixed green ecological floating island. The ecological floating bed has the advantages of unique structure, convenient manufacture and low cost, can effectively reduce the content of phosphorus and nitrogen-like eutrophic salts polluting the water and COD and BOD, promote the water quality from VI class to III class and beautify the environment, and can be widely applied to the water surfaces of extensive polluted rivers and lakes.

The invention belongs to the technical field of animal manure treatment and fertilizer production, and specifically relates to a special organic-inorganic compound fertilizer of producing cherries and tomatoes which uses pig manure compost and effective elements as raw materials. The weight percentages of the effective elements in the fertilizer by pure nutrients are: organic substances: 22.0; nitrogen: 15.0; phosphorus pentoxide: 5.0; potassium oxide: 10.0; calcium: 2.0; magnesium: 0.5; zinc: 0.5. The special organic-inorganic compound fertilizer of producing cherries and tomatoes which uses pig manure compost and effective elements as raw materials also discloses the production method of the organic-inorganic compound fertilizer. Compared with the prior art, the fertilizer of the invention fully uses the pig manure raw material, thus reducing pollutions of pig farms and protecting environment; meanwhile, the fertilizer of the invention provides the special organic-inorganic compound fertilizer of cherries and tomatoes which is cheap in price and complete in fertilizer efficiency.

A composite disinfectant for culturing aquatic products contains potassium (or sodium) perferrite, excipient, and / or pH regulator, stabilizer, adhesive, talc powder and magnesium stearate. Its advantages are high effect on disinfecting, enriching oxygen in water, and removing heavy metals, organic substances and harmful suspended substances, and no poison.

The invention discloses a peanut special microbial fertilizer and relates to the technical field of crop special fertilizers. Raw materials of 5-20 parts of compound microbial additives, 5-25 parts of turfy soil, 20-50 parts of urea, 5-25 parts of calcium magnesium phosphate fertilizers, 5-30 parts of monoammonium phosphate, 10-35 parts of potassium sulphate and 1-10 parts of bentonite are utilized, and the raw materials are subjected to stirring mixing by a mixer, granulation, drying and screening to obtain the peanut special microbial fertilizer. The peanut special microbial fertilizer has the advantages that the soil environment can be improved, the soil hardening can be eliminated, effects of inhibiting germs and resisting diseases can be achieved, the nutritions are comprehensive, and peanut yield and quality can be improved.

The invention discloses a ferment biological complete feed which relates to the technical field of complete feeds. A formula of the ferment biological complete feed comprises the following components in percentage by weight: 5-10 percent of broken rice, 5-25 percent of barley, 5-10 percent of wheat, 5-25 percent of corn, 2-3 percent of molasses, 6-16 percent of fish meal, 2-3 percent of bean pulp, 1-2 percent of peanut meal, 10-20 percent of wheat bran, 3.3-15 percent of barley bran, 1.8-5 percent of rice bran, 5-12 percent of green grass powder, 0.4-0.5 percent of bone meal, 0.4-0.5 percent of calcium carbonate, 0.4-0.7 percent of salt and 1-3 percent of ferment bacterium. The total crude protein amount of the feed is 15.7-20 percent. The complete feed can remarkably improve the conversion ratio and the utilization ratio of the feed or additives, ensure that nutrition components in the feed or the additives can be really and completely absorbed and utilized, simultaneously improve the living organism balance, enhance the disease resistance capacity of livestock, eliminate the drug residue and guarantee the body health of people and organic food sources.

The invention relates to a full-automatic double-station device for spraying paint on the outer surfaces of cast iron pipes. A bracket is mounted on the ground. A guide rail is arranged at the upper part of the bracket. A paint spraying trolley and dust removing trolleys are mounted on the guide rail and can move along the guide rail. The paint spraying trolley is connected with the dust removing trolleys. Another guide rail used for allowing a primary tip trolley and a secondary tip trolley to travel is arranged in the middle of the bracket. Pneumatic devices are connected with the tail parts of the primary tip trolley and the secondary tip trolley. A trolley guide rail is arranged under the bracket. A pipe feeding and discharging stepping trolley is mounted on the trolley guide rail, and is connected with a stepping trolley cylinder and a duplex cylinder, which are mounted on the bracket. Automatic aligning devices are arranged in front of the bracket, are parallel to the bracket, and are connected with a pneumatic system. The full-automatic double-station device can be used for spraying paint on cast iron pipes which are 3 m long and have different external diameters, and adopts automatic control, the labor condition and the operation environment are improved, the labor intensity of workers is effectively reduced, the paint sprayed cast iron pipe is high in quality, and high in precision, and the working efficiency is improved effectively.

The invention relates to a feed preparation method, and especially relates to a preparation method of probiotic fermented feed. The invention comprises the following steps of: well mixing of raw materials, that is, uniformly stirring rice husk meal, wheat bran, and fish meal; well mixing inoculation, that is, diluting mother inoculum liquid with water, well mixing, adding into the well mixed raw materials to obtain a water content of the solid feed of 35-45%; granulation, that is, preparing the inoculated feed into granules or powder; sealed fermentation, that is, performing fermentation at 25 DEG C-35 DEG C in sealed environment. With the above technical scheme, the invention has the following beneficial effects: the investment is less; the method is simple and easy to master; the bacterial strain is easy to store; the purposes of disease prevention and disease treatment are reached; the survival rate is high; reproduction is promoted; offensive odor of excrement is eliminated; maggots and flies are removed; the environment is purified; the cost is reduced; the taste is improved; the culture period is shortened; and the yield increasing and income increasing effects are obvious.

The invention belongs to the technical field of biological organic fertilizer and in particular relates to a preparation method for composite biological bacterial fertilizer. By the preparation method for the composite biological bacterial fertilizer, the problems of loss of nutrients such as raw material organic matter protein and fiber, generation of heat energy and stink, and time and labor consumption in the traditional oxygen-consuming fermentation process are solved. The method comprises the following two steps: 1, performing selective breeding, activation and rejuvenation on strains; and 2, preparing the composite biological bacterial fertilizer. The method is simple in process, wide in source of raw materials, low in cost, pollution-free, safe in use and favorable for mass production.

The invention discloses a system and a method for realizing real-name management and terminals. The system comprises an operational management platform and a user information identification center, wherein the operational management platform is used for acquiring user characteristic information provided by a user, sending the acquired user characteristic information to an authentication center and receiving an authentication result from the authentication center, the authentication result is used for indicating whether user characteristic information prestored in the authentication center corresponds to the user characteristic information sent by the operational management platform or not, and if so, the operational management platform reads a terminal identifier of the user and binds and sends the user characteristic information and the terminal identifier; and the user information identification center is used for receiving the bound user characteristic information and terminal identifier and saving the bound user characteristic information and terminal identifier as real-name information of the user, and the real-name information is used for identifying whether the terminals are subjected to real-name register or not. Through the system, the method and the terminals, the user detail information of each terminal can be determined accurately, so that high management and monitoring are performed on the terminals.

The invention aims to provide a method and equipment for identifying a sensitive image. The method for identifying the sensitive image comprises the following steps of: acquiring a reference sensitive image; establishing or updating a reference sensitive image library according to the reference sensitive image; acquiring an image to be processed, and identifying whether the image to be processed is a sensitive image or not; and performing similarity query in the reference sensitive image library according to the image to be processed to acquire a query result corresponding to the image to be processed. Compared with the prior art, the method and the equipment have the advantages that: repeated sensitive images in a network are effectively identified, the sensitive image identification pressure of an application server is reduced, and a network environment is purified simultaneously, so that netizens can obtain a better network surfing experience. The method further comprises the step of: correspondingly shielding the image to be processed and / or the source thereof according to the query result based on the reference sensitive image library.

The invention discloses a heat-reflecting thermal insulation coating which is characterized by comprising the following ingredients by weight: 15 to 30 parts of epoxy resin, 10 to 40 parts of a filler, 0.1 to 7 parts of an additive and 1 to 15 parts of a curing agent. The heat-reflecting thermal insulation coating is a novel material changing the conventional thermal insulation manner, not only is anti-corrosion, but also can effectively insulate an object from sunlight infrared radiation heat under the condition that the coating is only 1 mm thick, and has the advantages that the temperature difference between the wall of a tank and a liquid in the tank can be 7 to 12 DEG C, and the temperature of the storage tank can be further lowered by 3 to 8 degrees compared with the condition that the storage tank is treated according to the conventional water spraying method.

The invention relates to feed and a preparation method thereof. Bean dregs are adopted as main raw materials, then soybean meal, sweet potato starch, wheat bran, yeast, vitality 99 ferment agent, coarse feed degrading agent, calcium hydrophosphate and the like are added into the bean dregs to be blended and mixed and be fermented through the floor heat so as to obtain the feed. The feed produced through the above method can increase the appetite of the animals, can improve the immunity of the animals and can improve the farrowing rate of sows.

The invention relates to a drainage and seepage type felting composite structure. The seepage type felting composite structure comprises a beam-slab felting structure, a permeable PC substrate, a U-shaped ecological water draining and collecting ditch, and a seepage and drainage pipe, wherein the beam-slab felting structure is assembled into a side pavement or a motorized vehicle lane; the permeable PC substrate and the beam-slab felting structure are combined into a motor vehicle lane or a square and have a load effect. The U-shaped ecological water draining and collecting ditch is installed at one side or two sides of the motor vehicle lane or the square; the drainage and seepage pipe comprises a transverse PC pipe and a vertical PC pipe; the transverse PC pipe is communicated with the U-shaped ecological water draining and collecting ditch; and the vertical PC pipe is communicated with the transverse PC pipe. The drainage and seepage type felting composite structure is permeable and breathable, can carry out earth surface heat exchange easily, can recycle rainwater effectively, reduces an urban heat island effect, is suitable for eco-environment protection, is simple in structure, and is simple to construct.

The invention relates to a fly ash sintered material for water treatment. (1) Fly ash film ingredients comprise 60-70 parts by weight of fly ash, 20-30 parts by weight of clay and 10 parts by weight of carbon granules, the ingredients are mixed and ground to 80-200 meshes, water is added for uniformly mixing, a mixture is made into a variety of shapes, naturally dried and then sintered, the temperature is 1200-1700 DEG C, tree leaves are used for activation, then the mixture is taken out, and the aperture is made to be 0.1-90.0 micrometers; (2) a sewage treatment packing formula comprises 40-50 parts by weight of fly ash, 30-40 parts by weight of scrap iron, 10 pars by weight of anthracite, 7 parts by weight of clay and 3 parts by weight of catalyst, a ball mill is used for grinding the ingredients to 100 meshes, the water is added for uniformly mixing, the mixture is made into the shapes of circles, pipes and honeycombs of 2-6mm, drying is performed and the temperature is increased to 1100 DEG C; and (3) water treatment basic ingredients comprise 65-75 parts by weight of fly ash, 15-25 parts by weight of clay, 5 parts of additives and 5 parts of wood chips, the ingredients are ball-milled to 60-80 meshes and made into the different shapes with the size of 2-6mm, drying is performed, the temperature is increased to 950-1300 DEG C, and the tree leaves are used for activating for 10 minutes. The fly ash sintered material can be widely used for seawater desalination and wastewater treatment, has low cost and is suitable for large-area popularization and application.

The invention relates to a novel pipeless steel wire rope stranding machine which comprises a rack (1), a main motor (2) and an overtwist (14), and is characterized in that the two sides of the rack (1) are respectively fixed with a bearing seat (4); the bearing seats at the two sides of the rack (1) are respectively provided with a hollow rotating shaft (5); the inner ends of the rotating shafts are connected with rotating arms (7); the rotating arms are connected through a bow belt; a paying off base plate (9) is vertically arranged between the rotating arms; the two faces of the paying off base plate (9) are respectively fixed with a plurality of paying off units (11) which are vertical to the paying off base plate; the paying off base plate is also provided with a wire collecting device which is composed of a wire collecting plate I (12) and a wire collecting plate II (13). With the adoption of the novel pipeless steel wire rope stranding machine, the production efficiency is greatly improved; and meanwhile, noise sources can be abolished, and the factory environment is purified.

The invention provides a construction waste utilization emission reduction plant straw-class novel energy-saving material, which is a building energy-saving material made of agricultural by-products such as wheat straws and rice straws, etc., and wooden waste materials such as sawdust, wood shavings, dead branches and waste wood, etc. through fire prevention, corrosion protection and vermin proofness, and other treatments. In the building energy-saving material, a concrete mixed material energy-saving layer is high in strength and crack proof and has very good energy saving and noise damping performances, and when the building energy-saving material is applied to energy-saving layers of outer walls and roof coverings of a building, compared with concrete and polystyrene, etc., the energy-saving material is more environment friendly, more reliable and safer and can completely resolve the problems existing in the prior building energy conservation field. The utilization and development of the technology is in strict accordance with the national policy of 'ergy conservation, emission reduction and waste utilization' and the proposal of building a conservation-oriented society, and the invention is an environmental protection scientific project which is healthy and safe and can protect resources, save energy and benefit offspring. With technology of the invention, the agricultural waste materials are changed into valuables, thereby increasing earnings of farmers and improving the farming enthusiasm of farmers. In the technology of the invention, the resources are abundant and easily bought, the invention conforms to the trends of internal and external economic development, so that the building energy-saving material of the invention has very bright future and huge market potential.

The invention discloses a pig feed for preventing pig intestinal diseases and a preparation method thereof. The pig feed is prepared from the following raw materials in parts by weight: 700-750 parts of corn, 200-250 parts of extruded soybean meal, 50-70 parts of bran, 40-60 parts of premix, 8-12 parts of calcium hydrophosphate, 2-4 parts of edible salt, 1-1.5 parts of choline chloride, 2-3 parts of baking soda, 3-5 parts of medical stone, 4-8 parts of melandrium album meal, 3-5 parts of garlic stem, 2-3 parts of areca nut shell, 1-2 parts of common andrographis herb, 2-3 parts of Chinese pulsatilla root, 1-3 parts of walnut shell, 2-3 parts of myrobalan pulp, 3-4 parts of madder, 10-15 parts of amaranthus cruentus and 8-12 parts of oat grass. The traditional Chinese herbal medicinal additive in the pig feed can be used for effectively inhibiting multiplication of escherichia coli, salmonella, streptococcus and other intestinal pathogenic bacteria, so that the environment of pig intestinal tracts can be purified, the immunity of pigs can be improved, the effect of preventing and treating intestinal diseases of pigs can be achieved, and the problems of medicinal residues and drug resistance can be solved. Pigs fed by using the pig feed are low in morbidity and good in ingestion, so that the pig feed is economical and convenient and has a popularization value.

The invention discloses microbial fermentation feed. The microbial fermentation feed is prepared from, by weight, 3-5 parts of a complex microbial agent, 680-730 parts of a fermentation raw material,275-325 parts of an energy raw material, 350-400 parts of water and 1-2 parts of brown sugar by mixed fermentation. The complex microbial agent is made by mixing of 5-6 of bacillus subtilis, enterococcus faecalis, plant lactobacillus, bacillus pumilus, clostridium butyricum, bacillus megaterium, bacillus amyloliquefaciens or lactobacillus casei. By fermentation treatment of the fermentation raw material and the energy raw material with the complex fermentation strain, enzymolysis of coarse fibers in the fermentation raw material is realized, organic nitrogen and inorganic nitrogen, which can be hardly used by animals, in the fermentation raw material are converted into bacterial protein, and macromolecular carbohydrates, which cannot be absorbed by the animal, in the energy raw material are converted into absorbable low-molecule carbohydrates.

The invention discloses a prepartion method of plant fertilizer, according to following steps: 1, materials prepartion, 15 to 25 parts of wasted fungi bag for producing edible gungi, 1 to 25 parts of humus, 1 to 25 parts of cotton seed, 8 to 12 parts of bancoul nuts, 8 to 12 parts of bone powder, 15 to 25 parts of cattle dung or sheep dung, 8 to 12 parts of plant ash; 2, each of the materials is crushed once in a grinder respectively, the crushed materials can go through sieve of 60 to 100 meshes; 3, the materials are mixed together in the percentage and stacked in a fermenting tank for fermentation at a temperature of 50 to 70 DEG for 20 to 30 days; 4, products of fermentation composting are taken out and dried, content of free water in completed products is 15 to 20%, a second crushing is proceeded after drying, the crushed materials can go through sieve of 80 to 10 meshes, then products are obtained. The plant fertilizer obtained according to the method provided by the invention can improve soil fertility and improve soil structure.

An anti-aging silver-plastic composite tube takes polyethylene, polypropylene or polyvinyl chloride as the matrix material and is composed of an outer tube and an inner tube. The composition and content of the outer tube are as follows (by weight parts): low-density polyethylene (LDPE0 and / or high-density polyethylene (HDPE), polypropylene (PP) or polyvinyl chloride (PVC) 100, silver powder 0.1-10, silver ash 0.1-5, antioxidant 1010 0.5-3, wax 0.5-3 and stearic acid HST 0.5-3. The inner tube is an LDPE, PP, PVC or metal tube. The composite tube in silver-white color has the advantages of good appearance, anti-ageing effect, resistance against deformation, brittle rupture and discoloration, long service life, recyclable materials, reduced material cost, and increased product quality.

The invention discloses a casting technology of a wear-resistant and low-porosity steel casting. The casting technology takes silica sand, bentonite, an additive and water as molding materials, and comprises the steps of preparing a casting mould by mixing the molding materials; drying the prepared casting mould with hot air at the temperature of 130-140 DEG C; injecting the dissolved metallic solution into the casting mould, and pouring a semi-finished product; carrying out heat treatment on the semi-finished product, polishing and machining to obtain the finished product; checking and putting into a storage. After the casting technology is adopted, the wear resistance and the toughness of the casting are greatly improved, the pores in the casting are reduced, and the service life of the casting is prolonged; furthermore, the casting technology is simple in operation and low in cost.

The invention discloses an antibiotic-free pig feed used in a growing stage. The feed comprises the following components: 60-65% of corn, 15-18% of wheat bran, 1-2% of fish meal, 15-17% of bean pulp, 0.5-1% of calcium hydrophosphate, 1-2% of mountain flour, 1-1.5% of mixed bacterium fermenting agent and 1-1,5% of premix. By adding a microecologics agent into the feed, the resistance of an animal body is activated and improved, the flora balance in gastrointestinal tracts is adjusted, various nutrients and microelements necessary for growth and development of growing and fattening pigs are met by adjusting the formula, the weight gain rate of the pigs is increased, and the feeding cost is lowered.