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39results about How to "Reduced growth and reproduction" patented technology

Fresh-keeping method of plum fruit

The invention discloses a fresh keeping method for plum fruit, comprising the following steps: (1) immersing plum fruit in chitosan solution with a concentration ranging from 0.1g / 100ml to 3.0 g / 100ml at room temperature; (2) refrigerating the plum fruit immersed in step (1); (3) when entering into shelf life, keeping refrigerated plum fruit in an enclosed device, which contains 1-methyl cyclopropene gas with a concentration ranging from 0.5 mul / L to 5.0 mul / L, for 12-24 hours at room temperature; wherein, the concentration of 1-methyl cyclopropene gas is preferably in the range of from 1.0 mul / L to 2.0 mul / L. The fresh keeping method for plum fruit of the present invention has the advantages of high food health safety, simple application, easy spread, little investment but quick result, low price, broad market, notable economic and social profit etc, which is suitable for China and has great development and application value.
Owner:CHINA AGRI UNIV

Microorganism and plant derived composite fresh keeping agent for fruits and vegetables

The invention belongs to the technical field of fresh keeping agents, aims to develop a composite fresh keeping agent including microorganism derived effective components and plant derived effective components, is used for fresh keeping and corrosion resistance for picked fruits and picked vegetables, and provides a microorganism and plant derived composite fresh keeping agent for fruits and vegetables. The composite fresh keeping agent is prepared from a component A and a component B, wherein the component A consists of microorganism fermentation fluid and a propolis extract, and microorganisms are bacillus amyloliquefaciens Lh-1, candida intermedia and cryptococcus laurentii; and the component B consists of plant derived effective component mixed liquor and film forming liquor, wherein the plant derived effective component mixed liquor is prepared by mixing a tree peony bark water extract with a citrus peel alcohol extract, a rabdosia rubescens alcohol extract, a radix zanthoxyli water extract, a lycium ruthenicum alcohol extract, a Chinese herbaceous peony water extract, a clinopodium chinense alcohol extract and a citronella water extract, and the film forming liquor is prepared by mixing konjac glucomannan with chitosan. Through the adoption of the composite fresh keeping agent, the fruits and the vegetables are furthest prevented from mildewing and rotting, the effects for preventing the fruits and the vegetables from postharvest diseases are enhanced, the moisture dissipation of the fruits and the vegetables is reduced, the storage time of the fruits and the vegetables is prolonged, and a certain economic value is created.
Owner:AGRI BIOTECH RES CENT OF SHANXI PROVINCE

Method for inhibiting pickled vegetables from mildewing

InactiveCN105249365AFast and effective growth and reproduction of spoilage bacteriaReduce the growth and reproduction of spoilage bacteriaClimate change adaptationLactobacillusPickled vegetablesChemistry
The invention belongs to the field of food and particularly provides a method for inhibiting pickled vegetables from mildewing. The method includes the following steps of 1, raw material preprocessing, wherein vegetables for being fermented are screened, cleaned, trimmed and cut; 2, sterilization treatment of a pickle jar, wherein the pickle jar is cleaned and subjected to sterilization treatment through alcohol with the mass concentration being 75% and hot water; 3, pickle brine manufacturing, wherein vegetables and water are added in proportion of 1:1, and a proper amount of salt, old ginger, bulbs of garlic and red pepper are added to the mixture, and the pickle brine is obtained; 4, leuconostoc mesenteroides sludge preparation and adding, wherein leuconostoc mesenteroides is picked and subjected to activation twice, bacterium suspension is obtained, the activity is larger than or equal to 107 CFU / ml, and the bacterium suspension is added to the pickle jar in the bacterial sludge state after centrifugation. By means of the method, growth and breeding of putrefying bacteria in the pickled vegetables can be rapidly and effectively lowered, and the problem of mildewing of the pickled vegetables is prevented; the fermentation time of the pickled vegetables is shortened; the safety and quality of the pickled vegetables are improved, and the flavor of the pickled vegetables is improved.
Owner:SICHUAN DONGPO CHINESE PAOCAI IND TECH RES INST

Preparation method of 2-phenethyl alcohol

The invention discloses a preparation method of 2-phenethyl alcohol, comprising the following step of preparing 2-phenethyl alcohol in a fermenting way by the means that active dry yeast which can be used for oxidatively degrading alcohol is selected, L-phenylalanine is taken as a substrate, and the alcohol is taken as a sole carbon source. In the fermenting process, the temperature is controlled to be within the range of 25-38 DEG C, the rotation speed is controlled to be within the range of 100-800 rpm / min, the time is controlled to be within the range of 15-60 hours, the initial concentration of alcohol is controlled to be within the range of 2-30g / L, and the concentration of 2-phenethyl alcohol is controlled to be within the range of 0.68-3.81g / L after the fermentation is ended. The alcohol is oxidatively degraded by the active dry yeast and is further transformed into 2-phenethyl alcohol, the restraint of the high-concentration alcohol in fermentation liquor to the synthesis of the product 2-phenethyl alcohol is overcome, the probability of microbiological contamination in the process of biotransformation is reduced, the content of organic impurities in 2-phenethyl alcohol fermentation liquor is reduced, the use ratio of the carbon source is observably improved, and the preparation method has the characteristics of being convenient to operate, low in production cost, wide in industrialized application prospect, etc.
Owner:SHANGHAI INST OF TECH

Method for breeding loaches in paddy field

The invention relates to the technical field of breeding of aquatic products, in particular to a method for breeding loaches in a paddy field. The method comprises steps including land selection, disinfection, ditching, seed selection, bottom fertilizer application, feeding and the like. Bottom fertilizer is prepared from raw materials as follows: 20-30 parts of livestock manure and urea, 10-15 parts of Raphanus sativus, 15-17 parts of rudbeckia laciniata, 15-20 parts of Melilotus albus, 10-15 parts of buckwheat, 15-20 parts of azolla imbricate, 15-17 parts of Astragalus adsurgens and the like through fermentation; feed is mainly prepared from raw materials as follows: 11-13 parts of rape stalks, 10-11 parts of Veronica polita, 10-13 parts of berchemia Yunnanensis, 11-13 parts of herba epimedii, 10-13 parts of elodea nuttallii, 13-15 parts of Silphium perfoliatum, 5-6 parts of actinolite powder, 10-15 parts of flat snail meat meal, 10-15 parts of clam meat meal and the like through fermentation. Rice planting and loach breeding are scientifically and organically combined, the weight and reproduction of the loaches are effectively increased, the breeding benefits of the loaches are increased, and meat of the loaches is firm and delicious and contains rich nutrients.
Owner:广西育运农业开发有限公司

Preservation and fresh-keeping method for instant flour foods

The present invention discloses a preservation and fresh-keeping method for instant flour foods, belongs to the technical field of food, and relates to a preservation and fresh-keeping method for instant flour foods. The method is characterized in that: advantages of a food composite preservative and an antimicrobial freshness-keeping plastic film are combined; instant flour foods are sprayed with the composite preservative immediately after being finished; the composite preservative comprises 0.1-5% of epsilon-polylysine (with a polymerization degree of 15-35), 0.1-3% of Nisin, 0-25% of edible alcohol, 0.1-5% of sodium diacetate, 0.1-0.5% of natamycin and the balance of water; the using amount of the composite preservative is 0.1-2% by mass of the instant flour foods; the temperature is rapidly lowered to 20 DEG C or below; and the cooled instant flour foods are wrapped with a prepared antimicrobial freshness-keeping plastic film, wherein the production process of the antimicrobial freshness-keeping plastic film comprises steps of adding distilled water into a container, adding 0.5-1.5% of glycerol, 2.5-3.5% of polyvinyl alcohol and 0.1-1.0% of epsilon-polylysine, uniformly stirring the solution at 80-120 r / min, incubating the solution at 90-100 DEG C for 3-12 h until the solution becomes transparent and homogeneous, pouring the solution on a plate mold after vacuum degassing, and drying the solution at 20-60 DEG C to form a film. According to the present invention, the steps of performing rapid cooling after adding the composite preservative and wrapping the antimicrobial freshness-keeping plastic film can significantly extend the shelf life of the instant flour foods.
Owner:TIANJIN UNIV OF SCI & TECH

Culture method for reducing disease incidence of penaeus vannamei

The invention discloses a culture method for reducing a disease incidence of penaeus vannamei. The method comprises the following steps: step 1, building a pond and treating the pond: arranging an aerator, a bait throwing device and a water inlet and a water outlet in the pond, sterilizing and disinfecting the pond before cultivation, fertilizing bottom mud, and planting waterweeds at the bottom of the pond; step 2, performing throwing: throwing the disinfected penaeus vannamei larvae and ctenopharyngodon idellus fry; step 3, performing feed management: performing feed feeding for 3-4 times per day; and step 4, preventing diseases: inspecting the pond every day, observing water quality and activities of fishes and the penaeus vannamei, timely changing water and performing oxygenation, andapplying a mixed preparation of a traditional Chinese herbal medicine liquid and probiotics for 3-5 times per month. The invention provides the culture method for reducing the disease incidence of thepenaeus vannamei. According to the invention, through optimizing culture technologies, the residual feed is less, the resource utilization rate is high, the water exchange amount is less, and therefore outbreaks and epidemics of bacterial diseases and viral diseases are effectively inhibited; and the disease incidence of the penaeus vannamei is low, and the survival rate is high, so that the development of a culture industry of the penaeus vannamei is effectively promoted.
Owner:合肥申仁养殖有限公司

Process method for producing nitro fulvic acid compound fertilizer by virtue of high tower and compound fertilizer

The invention provides a process method for producing a nitro fulvic acid compound fertilizer by virtue of a high tower. The compound fertilizer is prepared by virtue of a high-tower fusion-spraying granulation equipment system. The process method specifically comprises the steps of dissolving, mixing, reacting, granulating, cooling, sieving and enveloping, so as to obtain the finished nitro fulvic acid compound fertilizer. According to the process method, the problem that organic matters such as fulvic acid cannot be heavily added in the existing high-tower production process of the compound fertilizer is solved; and by utilizing novel raw materials and process, the effective content of fulvic acid in the nitro fulvic acid compound fertilizer produced by virtue of the high tower is more than or equal to 3.5%. The compound fertilizer produced by virtue of the process method contains the following components in parts by weight: 30-80 parts of a nitro-nitrogen fertilizer, 8-40 parts of a phosphate fertilizer, 0-50 parts of a potassium fertilizer and 9-25 parts of vitality elements. The compound fertilizer contains rich elements such as nitrogen, phosphorus and potassium, is capable of activating soil, can be directly absorbed and utilized by soil and can meet diversities of types, numbers and proportions of nutrients required by different crops.
Owner:YUNNAN TIANTENG CHEM IND

Medicine for treating gastroduodenal ulcer

The present invention is the recipe and preparation process of medicine for treating gastroduodenal ulcer. The medicine is the mixture of two components, the Component A is medicine powder prepared with notoginseng, evodia, white atractylodes rhizome, rhubarb, tritillary bulb and Chinese yam and through mixing and crushing into 80-100 mesh; and the Component B is fine medicine powder prepared with astragalus root, Chinese goldthread, lindera root, white peony root, cuttlebone and amomum fruit and through decoction to extract its effective component, concentration and stoving and other steps. The medicine has high curative effect on gastroduodenal ulcer and no toxic side effect.
Owner:田玉芝

Planting method of clausena lansium trees

The invention provides a planting method of clausena lansium trees, and belongs to the field of agricultural planting. The planting method includes the following steps that firstly, seeds of wild clausena lansium trees are selected to cultivate stock seedlings, one-year-old branches on the selected excellent seed trees serve as scions, the scions are grafted on the stock seedlings through the grafting technology, and after surviving, the stock seedlings become grafting seedlings; the grafting seedlings are transferred to planting holes to which base fertilizer is applied, and field managementis carried out until fruits are harvested. The base fertilizer is prepared from clausena lansium tree deadwood, peanut shells, rape seed cakes, furfural residues, vegetable sponge, shrimp shell meal,cow dung, night soil, jequirity extract, folium syringae extract and aconite extract through fermentation. By means of the planting method, the survival rate of clausena lansium tree plants can be increased, plant diseases and pests are avoided, meanwhile, the fertilizer is applied reasonably, the fertilizer is saved, soil of planting land can be improved, and the planting method is suitable for large-scale systematized planting.
Owner:广西陆川县兰辉农业科技有限公司

Chicken feed additive based on ginkgo biloba leaf extract and application of chicken feed additive

The invention relates to a chicken feed additive based on a ginkgo biloba leaf extract and an application of the chicken feed additive. The chicken feed additive comprises the following components inpercentage by mass: 50-80% of a ginkgo biloba leaf extract, 10-30% of fucoidin sulfate and 10-30% of ginseng leaf extract, wherein the ginkgo leaf extract contains 10% or more of total polyphenol and10% or more of total polysaccharide, wherein the fucoidin sulfate contains 5% or more of L-fucose, and the ginseng leaf extract contains 20% or more of ginseng total saponins. Through the synergisticeffect of the components of the chicken feed additive, the carcass color of chicken is improved on the premise of ensuring the health and nutrition of chickens. The invention further provides an application of the chicken feed additive based on the ginkgo biloba leaf extract in chicken feed.
Owner:长沙昆博生物科技有限公司

Deodorizing method by matching microbial deodorizer with fog gun equipment

The invention relates to the field of deodorizer application, in particular to a deodorizing method by matching a microbial deodorizer with fog gun equipment. The method comprises the following steps of deodorizer preparation, equipment installation, deodorizer adding, spraying liquid preparation and spraying. The invention aims at providing the deodorizing method by matching the microbial deodorizer with the fog gun equipment. The microbial deodorizer is automatically sprayed to a refuse landfill through the fog gun equipment; in addition, the spraying time, the spraying quantity and the size of sprayed fog drops can be well and automatically controlled; and then, the microbial deodorizer fog drops can sufficiently react with odor molecules; a great number of deodorizers and labor can be saved; a good deodorization effect is achieved.
Owner:HUNAN PUTAIER ENVIRONMENTAL CO LTD

Preservation method of braised spicy and hot chicken

The invention provides a preservation method of braised spicy and hot chicken, and belongs to the technical field of food processing. The preservation method specifically comprises the following steps: spreading the braised spicy and hot chicken for cooling; slicing the braised spicy and hot chicken; subpackaging spicy and hot chicken blocks; carrying out vacuum encapsulation treatment on inner packaging bags; carrying out high-temperature boiling and sterilizing treatment; cooling outer packaging bags; classifying for storage at room temperature. The preservation method of the braised spicy and hot chicken, provided by the invention, is widely applied to the technical field of preservation of spicy and hot chicken; packaging bags made from high-barrier materials can be utilized for hindering oxygen from entering the packaging bags, growth and propagation of easily oxidative substances and aerobic microorganisms in chicken can be slowed down through high-temeprature sterilization, growth and propagation of the aerobic microorganisms can be hindered, the food oxidation speed can be reduced, the food sanitation quality can be increased, nutritional quality and flavor can be preserved, the preservation time is longer than that of existing braised spicy and hot chicken, storage and carry are convenient, and the situation of waste is reduced.
Owner:陕西方得食品科技股份有限公司

Potted planting method of Dictyophora rubrovolvata

The invention belongs to the field of fungal cultivation, and particularly relates to a potted planting method of Dictyophora rubrovolvata. The Dictyophora rubrovolvata can be factory-produced by adopting a potted method to cultivate and plant the Dictyophora rubrovolvata, so that the yield is improved, and a lot of land resources are saved. Through the preparation of cultivation soil, cultivationbulk materials and moisturizing gel, the quality of the Dictyophora rubrovolvata is good, the indusium is white, the stipe is smooth and plump, and the amino acid content can reach 347.59mg / 100gFW, wherein the content of glutamic acid (Glu) is 155.37mg / 100gFW.
Owner:贵州好菇粮农业科技有限公司

Anti-continuous-cropping cultivation method for eucheuma melons

The invention discloses an anti-continuous-cropping cultivation method for eucheuma melons. The device comprises the following steps of selecting an eucheuma melon variety, drying seeds in the sun, soaking the seeds, sowing the seeds into a nutrition pot filled with nutrient soil, raising seedlings in cold frames, taking out the seedlings from the soil, removing caps, and irrigating with biological agent fertilizer; ploughing the field to be planted in late autumn of the previous year, ploughing again in January to March of the next year, applying mixed fertilizer, ploughing, bedding, laminating, punching by a puncher, transplanting into holes, applying biological bacterial fertilizer liquid, and taking soil on site to seal roots tightly; building a shed frame, pulling seedlings after field planting to the shed frame, uniformly separating melon vines on the shed frame in a vine growing period, performing artificial supplementary pollination in a flowering period, applying fruit fertilizer when young fruits are born, and stopping irrigation in 1-2 weeks before melon picking; and performing pest control. The method is simple to operate, can prevent and treat adverse effects caused by continuous cropping of the eucheuma melons, improves the yield and quality of the eucheuma melons, and effectively solves the problems that in the prior art, the eucheuma melons are not resistant to continuous cropping, large in chemical agent dosage, poor in yield and quality and the like.
Owner:BEIJING PLANT PROTECTION STATION

Wheat starch alcohol production method

The present invention provides a wheat starch alcohol production method. A used medium temperature continuous cooking technology reduces energy consumption, is small in sugar loss, long in material residence time, relatively stable to master, easy to operate and not liable to block pipes, and reduces possibility of rancidity by fermentation micro-organism contamination much compared with a low-temperature cooking technology and a non-cooking technology. Raw materials are subjected to pulverizing, cooking and gelatinization, and saccharification steps. The production method improves content ofsaccharified mash, at the same time, a fermentation tank uses a manner of indirect, small-amount and multiple-time addition of the saccharified mash until the tank is full, and the production method reduces effects of foams on growth, reproduction and fermentation of yeasts and increases alcohol concentration.
Owner:SUZHOU WANSHEN FLOUR PROD

Fishskin zymolyte preservative as well as preparation method and preservation method thereof

The invention discloses a fish body preservative which takes fishskin zymolyte as a raw material as well as a preparation method and preservation method thereof in the technical field of aquatic product preservation. In the fish body preservative, the fishskin serves as the raw material, pepsase is used for enzymolysis to obtain fishskin zymolyte, and a plasticizer, namely glycerol is added to obtain the fishskin zymolyte preservative. After the fishskin zymolyte preservative is dipped into a fish body, one layer of film can be formed on the surface of the fish body to perform the effects of reducing bacteria pollution, preventing microorganisms from growing, weakening atmospheric oxidation, reducing the lipid oxidation rate and reducing the fish body weight loss. Compared with the commonrefrigeration method, the freshness, moisture and flavour of the fish body can be better maintained so as to achieve a better preservation effect, lighten the quality loss in the storage process and prolong the shelf life.
Owner:罗永康

Garlic complex microbial inoculant containing multiple microorganisms and preparation method thereof

The invention discloses a garlic complex microbial inoculant containing multiple microorganisms and a preparation method of the garlic complex microbial inoculant. Every 1000 g of the garlic complex microbial inoculant is prepared from 200 g to 500 g of bacillus subtilis, 200 g to 400 g of bacillus licheniformis, 50 g to 200 g of bacillus megaterium, 20 g to 100 g of bacillus laterosporus and 5 gto 30 g of bacillus mucilaginosus. The preparation method comprises the following steps: S1, preparing bacillus subtilis powder; S2, preparing bacillus licheniformis powder; S3, preparing bacillus megaterium powder; S4, preparing bacillus laterosporus powder; S5, preparing bacillus mucilaginosus powder; and S6, uniformly mixing the powder in proportion to obtain the garlic composite microbial inoculant. Through the mutual influence and synergistic effect of various microorganisms, the absorption and utilization of the garlic on a fertilizer are enhanced, the use amount of inorganic fertilizeris reduced, the planting yield of the garlic is increased, and the planting cost of the garlic is effectively reduced, so that the economic benefit of the garlic planting industry is increased.
Owner:河南新仰韶生物科技有限公司 +1

Preparation method of frozen diced pear unfreezing liquid and unfreezing method

The invention discloses a preparation method of frozen diced pear unfreezing liquid and an unfreezing method. The method comprises the steps: putting the frozen diced pears into unfreezing liquid prepared from green tea extract liquid, honeysuckle flower extract liquid, chitosan, trehalose, sodium tripolyphosphate and lemon juice, and carrying out intermittent ultrasonic unfreezing in an auxiliary manner. The ultrasonic technology and the unfreezing liquid are combined for use, compared with an existing unfreezing method, the unfreezing speed of the frozen diced pears is increased, the loss rate of the unfrozen diced pears is reduced, and the method is low in cost and small in energy consumption. The unfreezing liquid contains antioxidant and antibacterial components so that the taste of the unfrozen diced pears is ensured, the browning of the diced pears is effectively inhibited, and the quality of the frozen diced pears is improved.
Owner:BOHAI UNIV

Compound additive for preparing high-moisture silage as well as preparation method and application of compound additive

The invention belongs to the technical field of feed preparation, and discloses a compound additive for preparing high-moisture silage as well as a preparation method and application of the compound additive. The preparation method of the compound additive for preparing the high-moisture silage comprises the following steps: crushing and pulping soaked corn, adding alpha amylase, adding glucoamylase, performing concentrating under reduced pressure to obtain enzymolysis concentrated sugar liquor; mixing the enzymolysis concentrated sugar solution with corn steep liquor, and adding zymophyte toobtain amino acid fermentation liquor; mixing copper sulfate with manganese sulfate, zinc sulfate, potassium iodide and calcium carbonate to obtain a trace element chelating agent; and mixing lactic acid bacteria fermentation liquor with the amino acid fermentation liquor, adding bacillus subtilis, a 30% acetic acid solution, saccharomyces cerevisiae and cellulase, and adding the trace element chelating agent while stirring. After being mixed and ensiled with a feed, the feed additive provided by the invention has the advantages of being good in palatability and capable of promoting feed intake and digestibility of cattle and sheep.
Owner:贵州阳光草业科技有限责任公司

A kind of garlic composite bacterial agent containing multiple microorganisms and preparation method thereof

The invention discloses a garlic compound bacterial agent containing various microorganisms and a preparation method thereof. Each 1000 g of the garlic compound bacterial agent comprises 200-500 g of Bacillus subtilis, 200-400 g of Bacillus licheniformis, 50-200 g of Bacillus megaterium, and Bacillus 20-100g, Bacillus jelly 5-30g. The preparation method comprises the following steps: S1, preparing Bacillus subtilis powder; S2, preparing Bacillus licheniformis powder; S3, preparing Bacillus megaterium powder; S4, preparing Bacillus lateralosporus powder; S5, preparing Bacillus jelly powder; S6 1. Mix the above-mentioned powders uniformly in proportion to obtain the garlic compound bacterial agent. The present invention enhances the absorption and utilization of fertilizers by garlic through the interaction and synergy between various microorganisms, reduces the usage of inorganic fertilizers, improves the planting yield of garlic, effectively reduces the planting cost of garlic, and thus improves the yield of garlic. Economic benefits of the farming industry.
Owner:河南新仰韶生物科技有限公司 +1

A method of fresh cod liver with fluidized ice

The invention relates to a method for preserving a fish liver by slurry ice. The method is characterized by comprising the following steps: (1) performing pretreatment, namely cleaning fresh sinonovacula anglerfishes fished just now for later use; (2) taking out the fish liver, namely bleeding the fresh sinonovacula anglerfishes fished just now, taking out the fish liver, immersing the fish liver into slurry ice until the center temperature of 15kg of slurry ice reaches below 1.6-0 DEG C, wherein the ratio of the slurry ice and the fish liver is (20L:8kg)-(40L:15kg). Compared with the prior art, the method has the advantages that the fish liver is pretreated by the slurry ice, growth and propagation of spoilage microorganisms can be effectively delayed, the quantity increase of alkali compounds such as ammonias can be slowed down, and the freshness of the fish liver of the sinonovacula anglerfish is well kept; the slurry ice precooling method can prolong the process from the neutral stage to the rotting stage of the fresh anglerfish liver, and the method can provide technical base for processing, storage and long-distance transportation of the fresh anglerfish liver and has great significance for improving the economic value of the fresh anglerfish.
Owner:ZHEJIANG OCEAN UNIV

Antibacterial traditional Chinese medicine composition and application thereof

The invention relates to the technical field of traditional Chinese medicines and particularly relates to an antibacterial traditional Chinese medicine composition and application thereof. The traditional Chinese medicine composition is prepared from 1-10 parts of sappan wood extract, 1-3 parts of carbonized sanguisorba root extract, 1-10 parts of rose flower extract, 1-5 parts of teucrium viscidum extract, 1-5 parts of carbonized madder root extract, 1-5 parts of hawthorn fruit extract and 1-5 parts of fried tribulus terrestris extract. The traditional Chinese medicine composition has a veryremarkable inhibition effect on acinetobacter baumannii, can play a synergistic effect with antibiotics such as imipenem and minocycline, and remarkably improves the treatment effect on acinetobacterbaumannii infection.
Owner:曹银光

A kind of anti-algae wood-plastic composite material and preparation method thereof

ActiveCN104877272BReduce surface hydrophilicityImprove mechanical propertiesFiberProcedure Agents
The invention discloses an anti-algae wood-plastic composite material and a preparation method thereof. The preparation method comprises the following steps: anti-algae active substances are dispersed with anhydrous ethanol, are sprayed onto the surface of wood fiber powder, and are subjected to microwave radiation treatment after being mixed with the wood fiber powder uniformly, so as to obtain a microwave-modified anti-algae active substance-grafted wood fiber powder; the microwave-modified anti-algae active substance-grafted wood fiber powder is mixed with a plastic matrix, activated calcium carbonate, a coupling agent, a lubricant and other processing aids to obtain a mixture; the mixture is granulated and molded to obtain the anti-algae wood-plastic composite material. According to the invention, a plurality of anti-algae active substances are grafted to the surface of the wood fiber powder through microwave radiation modification, so that the wood-plastic composite material has excellent anti-algae property and the mechanical properties are improved. The anti-algae wood-plastic composite material can be applied to outdoor environments near water or in water, such as boardwalks, decking and pavilions besides sea / river / lake / river, and brackets and pillars near water or under water.
Owner:GUANGDONG INST OF MICROBIOLOGY GUANGDONG DETECTION CENT OF MICROBIOLOGY

Fresh keeping device of prawns

The invention discloses a fresh keeping device of prawns. The fresh keeping device comprises a box body 1, and a controller 8 connected with the side surface of the box body 1, wherein the top of the box body 1 is connected with a box cover 2; a plurality of air slow release bags 4 are arranged on two sides of the box body; an air detection probe 7 and an air hole 9 are arranged / formed on / in one side with fewer air slow release bags 4, of the box body; the other end of the air hole 9 is connected with an air pumping device 10, and the other end of the air pumping device 10 is connected with the controller 8; and a one-way valve 3 is connected to each air slow release bag 4, an air tank 5 is connected to each one-way valve 3, and each air tank 5 is connected with a pressurizing device 6 which is connected with the controller 8. The fresh keeping device disclosed by the invention has the beneficial effects that air ingredients and percentages thereof in the box body 1 can be automatically adjusted, the situation that the air-adjusted environment in the box body is maintained in a range suitable for fresh keeping of the prawns can be guaranteed, fresh keeping air can be saved, the fresh keeping device is green, environmental-friendly and good in sealing properties, and the fresh keeping period of the prawns can be prolonged.
Owner:舟山汇丰冷藏物流发展有限公司

Composite microbial agent containing bacillus subtilis and bacillus licheniformis and application thereof

The invention discloses a compound microbial agent containing bacillus subtilis and bacillus licheniformis. Comprising the following raw materials in parts by weight: 3-5 parts of nano zero-valent iron feather protein, 7-9 parts of duck manure, 20-25 parts of soybean straw, 10-15 parts of horse manure, 15-20 parts of shrimp shell powder, 10-12 parts of urea, 15-18 parts of diammonium hydrogen phosphate, 6-8 parts of potassium chloride, 20-40 parts of a microbial suspension and 5-8 parts of an auxiliary agent. The microbial suspension comprises a bacillus subtilis suspension and a bacillus licheniformis suspension, and the volume ratio of the bacillus subtilis suspension to the bacillus licheniformis suspension is (20: 7)-(11: 13); the number of effective viable bacteria in the compound microbial agent is not less than 0.2 billion / g. The prepared compound microbial agent has a good prevention and treatment effect on fruit and vegetable root nematodes, is long in action time, can promote the growth and reproduction of plants, is easy to store and transport, and is low in inactivation rate.
Owner:春华秋实科技集团有限公司

A kind of microbial, plant source composite fruit and vegetable preservative

The invention belongs to the technical field of fresh keeping agents, aims to develop a composite fresh keeping agent including microorganism derived effective components and plant derived effective components, is used for fresh keeping and corrosion resistance for picked fruits and picked vegetables, and provides a microorganism and plant derived composite fresh keeping agent for fruits and vegetables. The composite fresh keeping agent is prepared from a component A and a component B, wherein the component A consists of microorganism fermentation fluid and a propolis extract, and microorganisms are bacillus amyloliquefaciens Lh-1, candida intermedia and cryptococcus laurentii; and the component B consists of plant derived effective component mixed liquor and film forming liquor, wherein the plant derived effective component mixed liquor is prepared by mixing a tree peony bark water extract with a citrus peel alcohol extract, a rabdosia rubescens alcohol extract, a radix zanthoxyli water extract, a lycium ruthenicum alcohol extract, a Chinese herbaceous peony water extract, a clinopodium chinense alcohol extract and a citronella water extract, and the film forming liquor is prepared by mixing konjac glucomannan with chitosan. Through the adoption of the composite fresh keeping agent, the fruits and the vegetables are furthest prevented from mildewing and rotting, the effects for preventing the fruits and the vegetables from postharvest diseases are enhanced, the moisture dissipation of the fruits and the vegetables is reduced, the storage time of the fruits and the vegetables is prolonged, and a certain economic value is created.
Owner:AGRI BIOTECH RES CENT OF SHANXI PROVINCE
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