2662results about How to "Prevent mildew" patented technology

The invention provides storage mildew-proof and moth-proof packaging hemp cloth and a preparation method thereof. The hemp cloth comprises green harmless storage protective agent and is prepared by taking common packaging hemp cloth as a material and adding 0.01-10wt% of storage protective agent. The preparation method comprises the following steps of: dissolving the storage protective agent in a solvent to prepare a solution, then impregnating the hemp cloth in the protective agent solution, removing the solution after the hemp cloth sufficiently absorbs the solution, and drying; or dissolving the storage protective agent in the solvent, then uniformly spraying the protective agent solution on the hemp cloth and drying the hemp cloth after the hemp cloth sufficiently absorbs the protective agent solution to prepare the storage mildew-proof and moth-proof packaging hemp cloth. The storage hemp cloth is used for packaging tobaccos or crops, can realize the whole process dynamic and real-time protection of the tobaccos, the crops and the like in purchase, transport and storage processes, protect products from mildew and moths, effectively prevent the mildew and the moths from spreading between bags and prevent the tobaccos, the crops and the like which are soaked by rain water from mildewing. Besides, the invention has an important function for reducing environment pollution and hidden safety danger which are caused by common technologies.

The invention provides a device which can exhibit and protect cultural relics. The device is characterized in that the device comprises a base; a base plate is arranged at the top of the base; the bottom of a glass cover is fixed on the base plate through a safety lock reed, and a safety alarm is arranged on the safety lock reed; a gland bush is arranged at the butt joint of the glass cover and the base plate; a rotating bushing is arranged at the middle part of the base plate and a gland bush is arranged on the rotating bushing; rotating shafts are arranged inside the rotating bushing and the base; showcase stands are arranged at the top parts of the rotating shafts, and step motors are arranged at the tail ends of the rotating shafts; a temperature sensor, a pressure sensor, a humidity sensor and a gas composition sensor are arranged at two sides of the base plate; and a cavity refrigerating / heating device is arranged at the bottom of the base plate. The device has the advantages that the device can well exhibit the cultural relics and can create a manual protecting environment without damages. The device prevents oxidation, photodegradation, overheating volatilization, mould development and microorganisms and has the function of protecting the cultural relics and the precious article inside the cavity.

The invention relates to a Paris polyphylla var. yunnanensis scale seedling culturing method. The method comprises the following steps of: selecting Paris polyphylla var. yunnanensis plants more than 10 years old and reserving seeds for planting; collecting mature seeds; washing the collected seeds to remove episperm; spreading and drying the seeds in a shade and ventilating place within 12 hours, wherein a temperature is maintained and an accumulation thickness is less than or equal to 6 cm; spreading the seeds uniformly and drying; filling the seeds into a ventilating container; storing the container in a shade environment with a suitable temperature, wherein the storage time is no more than 2 months; clearing impurities and residues in a seedling culturing field; fertilizing decayed farm manure and calcium superphosphate; plowing and raking soil; forming a furrow; spreading humus soil on the furrow surface; flatting the furrow surface; sowing in early June next year; taking the stored seeds, and after sterilizing, broadcasting the seeds uniformly according to the thickness of sowing; earthing after broadcasting; covering mantle on the furrow surface; irrigating sufficiently and performing seedling management. A method for drying the seeds of the Paris polyphylla var. yunnanensis in shade in an environment without direct sunlight is adopted, the dormancy of the seeds of the Paris polyphylla var. yunnanensis is broken, and the scale production of Paris polyphylla var. yunnanensis seedlings is realized, so that germchit guarantee is provided for large-area popularization and cultivation of the Paris polyphylla var. yunnanensis. The method has the characteristics of simple and easily-learned operation, high survival rate of germchit, low production cost, healthy and strong germchit, stable and reliable technology, high repeatability, and capacity of effectively solving the problem of scale seedling cultivation of the Paris polyphylla var. yunnanensis.

A cooling garment for dogs to aid in the prevention of heatstroke during hot weather walks. The cooling garment containing a bladder for water, whereby, the cooling garment may be easily stored and frozen in the freezer prior to use. The underside of the cooling garment containing a means to adhere to the dog's coat so the cooling garment stays situated on the back and sides of the dog during warm weather walks and exercise. A sun reflective surface may, additionally, be utilized to further aid in cooling the animal.

The invention provides a processing method capable of reserving all components of dendrobium candidum. The processing method comprises the following steps: (1) preliminarily processing the medicinal material; (2) freeze-drying in vacuum; (3) preparing common powder; (4) preparing ultrafine powder; and (5) preparing ultrafine particles, wherein the step of freeze-drying in vacuum comprises the following three processes: pre-freezing; sublimation drying; and desorption drying. The product produced by the method has the advantages of fresh color, aromatic flavor and fully reserved nutrient components without loss, and is convenient to serve; meanwhile, the product is thoroughly dewatered, thus being convenient for long-term preservation, reprocessing and transportation at normal temperature.

The invention discloses interior and exterior wall putty powder. The interior and exterior wall putty powder comprises the following components in parts by weight: 100 to 300 parts of white cement, 50 to 100 parts of ash calcium, 300 to 500 parts of ground calcium carbonate, 50 to 100 parts of talcum powder, 150 to 350 parts of silica sand, 2 to 6 parts of dispersible emulsion powder, 1 to 3 parts of cellulose ether, 2 to 6 parts of starch ether and 2 to 3 parts of water repellent. The interior and exterior wall putty powder is high in waterproof strength, unlikely to pulverize, low in dry shrinkage strength, good in crack resistance, suitable for smearing and leveling an interior wall and an exterior wall of the civil building and the industrial building and particularly suitable for the fields such as the damp basement.

The invention relates to the field of plant protection and the insect raising technology, in particular to an orius sauteri raising method adopting drosophila carcinophila as feedstuff. The method changes the traditional method of adopting aphid or frankliniella occidentalis as feedstuff, the defect of the orius sauteri raising caused by the problems of the two kinds of feedstuff per se is changed, the characteristics of short growth period of the drosophila carcinophila and low production environment requirement are utilized, the feedstuff basis is provided for the large-scale raising of theorius sauteri, and in addition, the feeding effect is very excellent.

The invention discloses an application of alpha-aminoisobutyric acid or beta-aminoisobutyric acid in preparation of a fruit preservative as well as the fruit preservative and a using method. Experiments demonstrate that after the fruit is processed by alpha-aminoisobutyric acid or beta-aminoisobutyric acid, the rotting rate of fruit can be effectively reduced, the fruit quality can be maintained,and the preserving time can be prolonged. Thus, the alpha-aminoisobutyric acid or beta-aminoisobutyric acid can be used for preparing the fruit preservative which contains 1-100 mM of alpha-aminoisobutyric acid or beta-aminoisobutyric acid. By processing the fruit such as litchi, longan, yangtao, papaya and mango by use of the fruit preservative and according to the processing method disclosed bythe invention, the rotting rate of fruit can be effectively reduced, the fruit quality can be maintained, the commodity rate of fruit can be improved, and the preserving time can be prolonged. The fruit preservative disclosed by the invention is safe and environmentally-friendly, and the preserving method is simple and convenient.

The invention provides a mildew-proof preservative paper and a preparation method and a preparation device thereof. The preparation device comprises a paper-based layer, a decorative coating and a mildew-proof preservative coating, wherein the mildew-proof preservative coating is arranged one surface of the paper-based layer, the decorative coating is arranged on the other surface of the paper-based layer, the mildew-proof preservative coating is made from a mildew-proof preservative coating raw material and is prepared from, by weight, 20%-60% of resin, 30%-70% of solvent, 0.5%-10% of mildew preventive and 0.3%-5% of additive, the resin is at least one of polyurethane resin, acrylic ester copolymer, polyvinyl alcohol, polyvinylidene chloride, modified polyethylene vinylidene chloride, vinyl-vinyl acetate copolymer, polyvinyl acetate copolymer and vinyl acetate-butyl copolymer, and the solvent is at least one of water and ethanol. The surface of the obtained mildew-proof preservative coating is dense and provided with small pores, the mildew-proof preservative coating has the good effect keeping moisture constant, the mildew preventive is dispersed inside resin, mildewing can be also prevented, and further a good preservation effect is reached.

The invention relates to a novel floating floor and a building and constructing method for the same. The novel floating floor mainly comprises a reinforced concrete layer, a soundproof layer, a concrete cushion and a wood floor or other decorative floor on the concrete cushion, wherein, the soundproof layer is arranged between the reinforced concrete layer and the concrete cushion. The soundproof layer in the novel floating floor is made of polyolefin foaming materials which are formed by composition of a plurality of layers or by primary foaming and are provided with upper surface structures and lower surface structures. The total thickness of the polyolefin foaming materials is between 11 and 20 millimeters; the thickness of the upper layer is between 3 and 6 millimeters, and the density of the upper layer is between 50 and 100 kilograms per cubic meter; the thickness of the intermediate layer is between 5 and 8 millimeters, and the density of the intermediate layer is between 30 and 50 kilograms per cubic meter; and the thickness of the lower layer is between 3 and 6 millimeters, and the density of the lower layer is between 50 and 100 kilograms per cubic meter. The floating floor is waterproof, moistureproof and mildewproof, is small in thickness and light in weight, and has no pollution; and the floating floor does not require special construction equipment, can be conveniently laid, and is difficult to form rigid connection with a foundation floor and walling to create a sound bridge. The novel floating floor overcomes the defects of the prior floating floor, simultaneously has a good soundproof effect, is economic and practical, and has obvious effect.

The invention discloses a method for preparing edible safflower tea oil, comprising the following steps: taking safflower tea seeds as raw materials; conducting stackretting, removal of the oil tea fruit shells, and taking-off of the tea seeds for low-temperature drying below safe moisture content on the harvested mature safflower oil tea fruits, and then cleaning stone, removing shells, separating kernels and shells, and crushing till the particle size is 20 to 60 meshes and adding water for tempering; adopting a cold pressing method for extracting the tea oil; and finally conducting simple refining processes such as filtration, wintering and the like so that the quality index can achieve national first-class edible tea oil standards. The method for preparing edible safflower tea oil hassimple and feasible process, easily-controlled production conditions, less refining processes, low refining loss rate, can keep various nutritional components in the safflower tea seeds from being destroyed, leads the finished tea oil to have light, clear and transparent color, aromatic natural flavor of the tea seeds, and is a nutritional and healthy tea oil.

The invention discloses an environment-friendly craft furniture processing method. By processing trunks, branches and roots with conditioning fluid, softening, disinfecting and sterilizing of raw materials are realized and anti-ageing and physical performances of the raw materials are improved. By the processing method, utilization rate of the raw materials can be increased by 8-12%, and by high-temperature carbonization, disinfection and prevention of molding and being damaged by worms can be further realized.

The invention provides environment-friendly antibacterial and mildew-proof wallpaper. The environment-friendly antibacterial and mildew-proof wallpaper comprises a base layer, wherein the back face of the base layer is provided with a waterproof coating; a coating layer is arranged on the base layer; a bamboo charcoal fiber layer is arranged on the coating layer; an antibacterial layer is arranged on the bamboo charcoal fiber layer; a diatomite adsorption layer is arranged on the antibacterial layer; a printing embossing layer is arranged on the diatomite adsorption layer and is coated with a mildew resisting coating; a polytetrafluoroethylene layer is arranged on the mildew resisting coating and is provided with a film coating layer. The wallpaper is provided with the coating layer, the antibacterial layer and the bamboo charcoal fiber layer, and the triple effect enables the wallpaper to have a good antibacterial property; the coating layer and the mildew resisting coating are arranged so that the wallpaper is good in mildew resistance; furthermore, the diatomite adsorption layer is arranged so as to further enhance the deodorization capability of the wallpaper; finally, the wallpaper provided by the invention has good antibacterial, mildew-proof and deodorization performance.

The invention discloses lactation compound feed for sows and a preparation method thereof. The lactation compound feed for sows is made from wheat, corn in northeast China, 46% soybean meal, soybean hull, calcium hydrophosphate, rice bran oil, liquid phytase, liquid compound enzyme, limestone flour, salt, 65% lysine, threonine, 60% choline chloride, antioxidant, plasma protein, potassium chloride, magnesium sulfate, vitamin prefix, and trace mineral premix. The preparation method include: weighing all materials by percent weight, and adding the materials into a crusher for crushing under the crushed size of 25-40 mesh; and adding the crushed materials into a pelletizer to make pellets at 85 DEG C with gelatinization degree reaching more than 90%. The lactation compound feed for sows has the advantages that the lactation compound feed for sows meets requirements of nursing sows for nutrition and is high in palatability, immunity, milk yield and milk quality are increased for the sows, and productivity of piglets is further improved.

The invention relates to an antiseptic method of leechee, wherein the invention uses antiseptic polypropylene non-woven cloth, to prepare different fresh-keeping bags, and packs dibutyl fumarate into common non-woven cloth to prepare the non-woven package, while the mass ratio between leechee and fresh agent is 10000:0.1-2; then putts leechee into the fresh-keeping bags, uses lines to tie the bag or uses thermal method to seal the bag, putts into ventilate package box, or putts packed leechee into bamboo frame to be put into fresh-keeping bag. The invention can store leechee at 0-5Deg. C for 30-35days. When the leechee is treated with sulfur, the leechee can be stored at 0-5Deg. C for 90-100day.

The invention relates to the filed of traditional Chinese plant medicine processing technologies at the producing site, in particular to a fresh processing technology of a traditional Chinese plant medicine at the producing site. The technology comprises the following steps of: harvesting, cleaning, cutting, inactivating and drying the medicinal material, or harvesting, cleaning, cutting and drying the medicinal material. The multiple and repeated procedures of cleaning and drying the medicinal material at the producing site and cleaning, softening, cutting and drying the medicinal material at a medicine piece plant of the prior art are directly changed into the process of cleaning, cutting and drying at the producing site. Thus, the invention achieves the purposes of simplifying the processing, subsequent processing and preparing procedures of the traditional Chinese medicinal material at the producing site, saving energy consumption, reducing comprehensive production cost, ensuring medicinal material quality and increasing peasant incomes and has obvious economical and social benefits.

The invention belongs to the technical field of beekeeping and particularly relates to a culture method for Chinese honeybees. The culture method for the Chinese honeybees comprises the steps: S1. providing beehives; S2. carrying out hiving; S3. carrying out propagation period management; S4. carrying out bee colony queen breeding; S5. carrying out swarming; S6. carrying out bee colony merging; S7. carrying out honey-getting; S8. enabling bee colonies to live through summer and winter; S9. feeding the bee colonies and preventing bee theft; S10. carrying out disease and insect pest control on the Chinese honeybees; S11. disinfecting beekeeping equipment; S12. preventing and treating chaos bee clusters; and S13. preventing and treating swarming fever. According to the method, the provided beehives facilitate bee colony observation, swarming and merging and can help the bee colonies to safely live through summer, absconding is reduced, the beehives are warm in winter and cool in summer, the bee colonies have no need of migration, and feeding can be carried out at fixed points; the yield and quality of honey can be improved; and the culture method disclosed by the invention can be used for solving the difficult problems in a Chinese honeybee culture process that the colony population is small and the quantity of plant diseases and insect pests is large.

The invention discloses a method for producing black tea through artificial intelligence enzymatic fermentation. The method has the advantages as follows: (1) the preparation process for producing high-quality black tea is a mechanical, intelligent and biological fermentation preparation process; (2) mechanical equipment configured for the process is energy-saving and environment-friendly, so that the economic, social and ecological benefits are significant; (3) the process integrates a computer intellectual technology to the field of black tea processing, so that a new high-tech process technology is initiated for black tea processing in China; (4) a glucoamylase enzymatic biological fermentation technology in the method disclosed by the invention optimizes the quality of the black tea and increases the nutritional function of the black tea; (5) a microwave sterilization process of the method discloses by the invention thoroughly kills all harmful organisms to ensure the quality safety of a product.

The invention discloses a method for breeding larva of lepidoptera insects indoor. The breeding box using in the method has no bottom, and the lower part of the inner wall of the breeding box is fixedly connected with at least two support blocks. A leaking frame is arranged on the support blocks, at least one fixing device of a cutting transplanting pipe is arranged on the leaking frame, and at least one cutting transplanting pipe is arranged in the fixing device of the cutting transplanting pipe. The lateral wall of the breeding box or the box cover is provided with at least one ventilating window. The leaking frame comprises a cross rod and a grid. The branches of the host plant are inserted in the cutting transplanting pipe, the leaves of the plant branches cannot touch the inner wall of the breeding box, and clean water or plant culture medium is put in the cutting transplanting pipe. The invention solves the technical problems that the larva difficultly eats food caused by disorderly climbing, and the larva groups are easy to crossly infect by pathogen caused by that excrement of the larva pollutes the leaves. The invention can adjust the temperature and the humidity in the breeding box, has long fresh keeping period, can conveniently change the branches and clean the box body, can easily disinfect, and has a simple and smart structure, low cost and little labour input, so it is suitable for breeding the larva of large insects indoor.

The invention discloses a method for promoting germination of cinnamon seed. The method comprises the procedures of seed collection, seed pretreatment, pregermination by sand storage and breeding management. The method particularly comprises the following steps of: collecting ripe cinnamon seed, sealing the ripe cinnamon seed, rinsing and fertilizing the seed, then soaking the seed by clean water and gibberellin in sequence, carrying out pregermination by sand storage on the processed seed, and obtaining the germinant seed by breeding management. By the method, the germination rate of the cinnamon seed is improved; the gibberellin is adopted to break through the dormant period of the cinnamon seed; and the germination period of the seed is obviously shortened. The method is simple to operate and low in cost, can promote the cinnamon seed to germinate rapidly, uniformly and efficiently, and has good economical benefit and social benefit.

The invention discloses an intelligent storage cabinet, which comprises a cabinet body, wherein a man-machine interaction control unit and an access opening are formed in the cabinet body; a carrying and collecting plate is arranged on the access opening; a base, a support post, a plurality of horizontal support platforms, a plurality of storage boxes, a driving device, a support plate, an ascending and descending device, a push-pull device and a power distribution box are arranged in the cabinet body; an annular guide groove and a plurality of storage boxes are arranged on each horizontal support platform; the support plate is arranged on the ascending and descending device; an auxiliary guide groove is formed in the support plate; the push-pull device is arranged at the bottom of the support plate; the driving device is arranged on each horizontal support platform, and is used for driving the plurality of storage boxes to slide along the annular guide groove and the auxiliary guide groove; the man-machine interaction control unit, the driving device, the ascending and descending device and the push-pull device are electrically connected with the power distribution box; the driving device, the ascending and descending device and the push-pull device are connected with the man-machine interaction control unit. The intelligent storage cabinet has the advantages that the automatic finding can be realized; the storage boxes to be accessed can be automatically conveyed to the access opening position; the accessing is convenient and safe.

The invention discloses an internal-circulation low temperature grain storage system and method. The internal-circulation low temperature grain storage system comprises a grain bin, ventilation equipment, a grain condition detection unit and an intelligent ventilation unit, wherein at least one ventilation opening is formed in the bottom of the grain bin; an electric window is arranged on one wall surface; an electrically operated valve is arranged at each of the ventilation openings; each of the ventilation openings communicates with one end of a thermal insulation pipe; the other end of each of the thermal insulation pipes is connected with a circulating fan; a ground ventilation cage is arranged on the ground surface in the grain bin; the ventilation equipment comprises at least one centrifugal fan, the at least one circulating fan and at least one air conditioner; the grain condition detection unit comprises a plurality of grain pile temperature sensors and a bin inner temperature and humidity sensor; the intelligent ventilation unit comprises a first server and an intelligent control cabinet; the first server is in communication connection with a small-sized meteorological station outside the bin; and the operation of the ventilation equipment and the opening and closing of the electrically operated valves are automatically controlled by the intelligent control cabinet. According to the internal-circulation low temperature grain storage system and method, the intelligent regulation and control can be carried out timely when the grain pile temperature and the bin inner temperature and humidity deviate from the safe grain storage range, the labor intensity of grain bin keepers is reduced, and the grain bin management cost is greatly reduced.

The invention relates to wall cloth for decoration. The wall cloth comprises a surface layer made of cloth, wherein one side of the surface layer is provided with a lining layer as well; the lining layer is fixed together with the surface layer; the wall cloth is fixed with a wall through the lining layer; and furthermore, an interlayer can be arranged between the surface layer and the lining layer, or the surface layer can be covered with an antibacterial coating, a flame-retardant coating and a protective coating. The invention also puts forward a method for manufacturing the wall cloth for decoration, which comprises the following steps of 1: spreading out and then laminating the lining layer and the surface layer, 2: fixing the surface layer and the lining layer so as to produce semi-finished wall cloth, 3: washing the produced semi-finished wall cloth and 4: drying the washed wall cloth so as to produce finished wall cloth. The wall cloth for decoration has the advantages that the wall cloth is free from pollution, good in hand feel, resistant to wear and durable, has various patterns and colors, can meet the requirements on individualized pattern design and large-area patterns, is low in cost and more convenient in manufacture and construction, and can be produced on a large scale.

A process for preparing a hydrophobic solution and a hydrophobic glass used for the windscreen of car is disclosed. Said hydrophobic solution is prepared from CF3(CF2)5C2H4Si(OC2H5)3, Si(OC2H5)4, C2H5OH, deionized water, and hydrochloric acid through proportional mixing, and stirring for 5-20 hr. Said hydrophobic glass is prepared through cleaning glass, preparing said hydrophobic solution, coating it on the surface of glass, and solidifying at 250-350 deg.C for 10 min -72 hr to form a firm hydrophobic film.

The invention discloses a fresh keeping method for salted and preserved meat products. The fresh keeping method is realized by putting the vacuum-packed salted and preserved meat products in liquid pressure medium in the super-high pressure container under 20-60 DEG C for 1-3 times of cyclic processes of pressurizing, pressure keeping, and pressure discharging, the freshness date of the high-pressure processed salted and preserved meat products can be prolonged to one year in the normal temperature. The fresh keeping method for the salted and preserved meat products of the invention can effectively prolong the freshness date of the salted and preserved meat products, can be used in various salted and preserved meat products, such as sausage, preserved ham, preserved duck, and preserved beef.

The invention discloses a natural yeast powder, which is prepared by the method comprising the following steps of: preparing a yeast solution soaking fruit, grains or plant flowers into honey, malt extract and purified water, and extracting the yeast solution of the fruit, grains or plant flowers containing saccharomyces cerevisiae strains and lactobacillus strains after placing; preparing yeast paste: kneading rye flour, the malt extract and the purified water into the yeast paste to be cultivated for four stages; cultivation of microzyme: combining the yeast solution with the yeast paste into wet cenobium for cultivation; enlarging cultivation of the microzyme: mixing the wet cenobium with an enlarging cultivation medium according to a certain ratio to carry out enlarging cultivation of the microzyme multiplying 100-10000 times, and preparing a mixed yeast solution; and concocting yeast powder: mixing dry substances such as glucose, alpha dry rice meal, vitamin C, corn starch, and cane sugar into the mixed yeast solution to finally obtain the natural yeast powder. The natural yeast powder is completely prepared by natural products, does not contain a preservative, and has the advantages of ageing resistance, anti-mildew and long retention period.

The invention discloses streptomyces albidoflavus strain and an application thereof to control cucumber downy mildew, and belongs to the field of biological control on plant diseases. The bacterial strain is streptomyces albidoflavus ACT033, and the preservation number is CGMCC No. 8125. The invention also discloses a biological control preparation which is prepared by employing the new streptomyces albidoflavus strain ACT033 and is capable of effectively controlling cucumber downy mildew and a preparation method of the preparation. Experiments show that the streptomyces albidoflavus strain ACT033 of the invention has the characteristics of fast growth speed, large sporulation quantity, broad-spectrum effect, strong stress resistance and the like, and can be fast colonized in quantity at the plant roots, so good application prospect is achieved. The biological control preparation prepared from the streptomyces albidoflavus strain ACT033 not only can control cucumber downy mildew, but also can effectively increase crop output.

The invention relates to a Taxus chinensis var.mairei seedling breeding method and belongs to the technical field of plant cultivation. The method comprises the following steps: collecting seeds, removing moisture after preparation, storing the seeds in a room, carrying out land preparation, applying a base fertilizer on the ground, sowing, shading, paying attention to watering and drainage, fertilizing and managing to obtain shoots, transplanting, digging a pit in the room, and carrying out piled storage. Stratification by digging the pit in the room is less influenced by external environment, and temperature, humidity and the like can be manually controlled. Thus, environmental conditions required by seed stratification are guaranteed, and seeds can be effectively prevented from being mildewed during the storage process.

The invention discloses a seedling raising method for oil-used peony seeds. The method comprises the steps of (1) selecting seeds; (2) soaking the seeds for disinfecting; (3) treating the oil-used peony seeds of step (2) by using cold plasma generated by atmospheric dielectric barrier discharge for 50-60 seconds; (4) preparing a treatment solution containing 0.25mg / L of gibberellin, 2mg / L of indoleacetic acid and 3mg / L of calcium chloride; (5) performing variable temperature stratification: mixing the oil-used peony seeds treated in step (3) with fine sand, perlite and vermiculite in a ratio of 1:(3-5):(1-2):(1-2), adjusting the humidity to 40-50%, and performing variable temperature stratification in a constant temperature incubator according to three stages; (6) sowing; and (7) performing seedling management. By adopting the seedling raising method for the oil-used peony seeds, seed dormancy can be effectively broken during breeding, so that seeds are quickly germinated, germination of seeds is accelerated, the emergence rate of seeds is improved, the emergence time is shortened, the emergence is even, and the growth indexes of young seedlings such as fresh weight, plant height, root system and the like are improved to different degrees; and the method does not have pollution to the environment.

The invention discloses a water-based nanometer titanium dioxide photocatalytic sterilization purification coating and a preparation method thereof. The coating is prepared from 38-55 wt% of nanometertitanium dioxide, 10-30 wt% of a waterborne organosilicone modified acrylic emulsion, 2-5 wt% of silicate, 1.5-3.5 wt% of an inorganic antibacterial agent, 1-3 wt% of negative ion micro-powder, 1.4-5.0 wt% of a functional assistant, 2-4 wt% of a silane coupling agent, 0.4-0.8 wt% of a wetting dispersant, and the balance of water. The coating has air purifying and bacterium killing effects, is green and environmentally friendly, has excellent anti-aging property, scrub resistance, cohesiveness, corrosion resistance and the like, can directly replace putty powder and a latex paint, and can be directly firmly bonded with a cement mortar wall without peeling, shedding or cracking.