88results about How to "Does not affect survival" patented technology

The present invention discloses a ciphertext storage and ciphertext retrieval open cloud method and system. The system comprises a plurality of safety assemblies and a server; the server creates one encryption and decryption secret key binding with the personal identity for each login user; the server encrypts and stores the encryption and decryption secret key by using a main secret key; after the server passes the user authentication, the main secret key of the user is returned back to the safety assemblies; the safety assemblies employ the user's main secret key to perform decryption to obtain the user's encryption and decryption secret key and then employ the encryption and decryption secret key to perform encryption of the user's file to be stored and then store the file at a third-party cloud platform; and the file element data of the file to be stored and the ciphertext index of the file to be stored are generated and sent to the server; and the safety assemblies are configured to send the retrieval request to the server, and the server performs retrieval in the ciphertext index according to the keywords in the retrieval request, inquires the file element information according to the retrieval result and returns the file element information back to the user's client.

The invention relates to an observing and counting method of germs in a viable but non-culture state with a fluorescent microscope, which is characterized in that the method comprises the following concrete steps: (1) an observing sample of the VBNC germs is preprocessed; (2) the hydrophobic nature of a microporous filtering film is examined and processed; (3) the microporous filtering film is dyed; (4) the sample of the VBNC germs is fluorescently dyed; (5) a fluorescent sample of the VBNC germs is prepared; and (6) the counting of the VBNC germs is implemented with the fluorescent microscope. The observing and counting method of the germs in the viable but non-culture state with the fluorescent microscope simplifies operation processes, overcomes the disadvantages of narrow application range, difficult material preparation and inaccurate observing result in the prior art, solves the technical difficulty in the research field of the VBNC germs, and raises the practical operation level of practitioners.

The invention discloses a self-air-supply ash-filtering cooling silencing closable fireproof tall building with a solar warming water heater. An air supply system consists of a blind window with self-cleaned glass, a spraying water pipe, an air inlet main pipe which extends to an underground garage and then is sealed at a roof, air inlet branch pipes and valve covers which extend to each room, a stainless wind energy fan which extends from the underground garage to a place which is 6 m higher than the roof or a pipe orifice with a rain shade, an air exhaust main pipe of which the lower end is sealed, and air exhaust branch pipes and the valve covers which extend to each room. A heat preservation system consists of an internal door, windows, rolling gates which are arranged outside the windows, anti-theft fences, a heat preservation layer which is arranged on the external wall, an air relative isolation layer which is arranged outside the heat preservation layer, and a ceramic partition wall which is arranged outside the air relative isolation layer. Preferably, the solar warming water heater which is arranged on a shelf is connected with an indoor electric water heater and metal pipes under the floor to form a heat collection system. The invention has the advantages that: a livable environment which is dustless, quiet, warm in winter, cool in summer and fresh in air is created; and when a fire alarm is given, the doors, the windows, air inlet pipelines and air outlet pipelines are closed to eliminate a chimney effect, and with no need of escaping, people can wear gas masks, carry oxygen bottles and hold fire extinguishers to effectively extinguish fire.

The invention provides a liquid adsorbent and a method for controlling arsenic pollution of lake water, which relates to large-scale treatment of arsenic-polluted water. The adsorbent is reserve liquid formed by compounding iron salts FeCl3 or Fe2(SO4)3 or adding an appropriate amount of aluminum salts AlCl3 or Al2(SO4)3 with tap water or deionized water, and the mass concentration of the adsorbent is 100 to 600 g/L. The adsorbent in use is diluted by 10 to 30 times and then sprayed on the arsenic-polluted water. The adsorbent has the advantages of safety, low price, high arsenic removal efficiency and easy operation. A Yangzonghai arsenic-polluted water sample treated with the invention is detected through graphite furnace atomic absorption spectrometry and atomic fluorescence spectrometry, and detection results show that the arsenic removal rate of the invention can be greater than 92.7 percent, and the invention can reduce arsenic concentration from 0.110-0.130 mg/L to 0.003-0.008 mg/L which is lower than 0.050 mg/L specified by the national drinking water health standard (GB5749-2006) and 0.010 mg/L specified by the WHO drinking water quality standard.

The invention discloses an antibacterial peptide bionic calcium phosphate coating. The antibacterial peptide bionic calcium phosphate coating includes an amorphous calcium phosphate coating body and an antibacterial peptide-containing crystalline calcium phosphate coating body, wherein the amorphous calcium phosphate coating body and the antibacterial peptide-containing crystalline calcium phosphate coating body are sequentially coated on the surface layer of a to-be-coated material from inside to outside. The invention also discloses a preparation method and application of the antibacterial peptide bionic calcium phosphate coating. The antibacterial peptide bionic calcium phosphate coating can deposit under the conditions of the physiological temperature and physiological pH values, the activity of biologically active protein is not destroyed, and the structure of a formed crystal is similar to the bone structure. With formation of the calcium phosphate coating crystal, the antibacterial peptide is incorporated into the network crystal of the coating through co-deposition, and the activity is maintained, and is slowly released under physiological conditions, so that antibacterialproperties are given to the material without influences on attachment, survival and growth and differentiation of cells, and broad application prospects are achieved.

The invention relates to a silt adhesive and a preparation method thereof. The silt adhesive is characterized by being prepared by mixing the raw materials including 1.0 to 10 percent of starch adhesive, 0.1 to 5 percent of polymer emulsion, 0.1 to 1 percent of plasticizer, 5 to 30 percent of clay, 0.01 to 0.5 percent of assistant and 55.5 to 93.97 percent of water. The silt adhesive has the characteristics of providing a micro environment suitable for plants to grow, along with excellent solidification effect, low cost and environmental protection.

The invention discloses a compound protein powder. The compound protein powder comprises the following components in parts by weight: 36-44 parts of chicken meal, 17.48-21.21 parts of soybean protein concentrate, 17.48-21.21 parts of corn protein powder, 9-11 parts of euphausia superba, 9-11 parts of beer yeast powder, 0.20-0.30 part of yeast extract, 0.04-0.06 part of grape seed extract and 0.01-0.02 part of folium cortex eucommiae. The invention also discloses an application of the compound protein powder. The compound protein powder disclosed by the invention not only can replace partial fish powder for use, but also cannot reduce the raising effect, and also can reduce the emission of nitrogen and phosphorus of hybrid snakeheaded fish.

The invention relates to animal compound protein. The animal compound protein is characterized containing meat and bone meal, blood powder, chicken powder and fermented silkworm chrysalis meal. The animal compound protein comprises the following components in parts by weight: 3.42-3.83 parts of the meat and bone meal, 4.18-4.54 parts of the blood powder, 11.62-13.35 parts of the chicken powder and 5.11-6.19 parts of the fermented silkworm chrysalis meal. In the preparation process, all the components are ground into fine powder and are sieved by a sieve of 80 meshes; the components are respectively weighed and are gradually and uniformly mixed. The efficient animal compound protein provided by the invention can effectively replace fish meal protein in scophthalmus maximus feed; the survival, the opisthosoma weight, the specific growth rate, the hepatosomatic index, the organ index and the condition factor of scophthalmus maximus are not influenced; all indexes in blood serum are not influenced; the body composition of regular fish bodies of the scophthalmus maximus is also not influenced. The aims of lowering the price of the feed and saving the cultivation cost are realized and theoretical foundation is provided for the sustainable development of aquaculture.

The invention relates to a high-efficiency environment-friendly compound vegetable protein used as Cynoglossus semilaevis feed, which is prepared from the following components in percentage by weight: 13-20% of gluten powder, 17-25% of bean pulp, 21.7-33.79% of corn protein powder, 10.93-15.5% of cotton seed pulp, 10-16.5% of peanut pulp, 0.55-0.75% of L-threonine, 1.03-1.13% of L-lysine hydrochloride, 0.9-0.98% of L-methionine, 1.25-1.45% of taurine, 2.3-3.1% of mineral mixture, 0.71-0.91% of calcium biphosphate, 0.11-0.15% of ferrous sulfate monohydrate, 0.04-0.12% of zinc sulfate monohydrate and 0.48-0.62% of phytase. The invention effectively substitutes fish meal protein, does not influence the survival and growth of Cynoglossus semilaevis, feed efficiency, biochemical composition, physiologic index and sensory quality of muscles, and lowers the phosphorus content in the water body and the cost.

The invention aims to provide an artificial compound feed for improving the meat quality of turbots. The artificial compound feed provided by the invention respectively comprises the following components in percentage by weight: 35-60% of brown fishmeal, 15-30% of wheat meal, 1-5% of beer yeast, 0.5-3% of compound vitamins, 0.5-3% of compound mineral elements, 0.05-3% of beta-hydroxyl-beta-methyl calcium butyrate, 2-6% of fish oil, 1-5% of soya bean lecithin, and 0.05-1% of choline chloride. The artificial compound feed provided by the invention is capable of increasing the growth speed of turbots, reducing the body fat level, increasing the hardness, the chewiness and the elasticity of turbots, improving the mouth feel of turbots, increasing the number of unit area turbot muscle fibres and reducing the cross section area of the muscle fibres; therefore, the meat quality is more delicate and the elasticity is achieved; furthermore, the survival rate, the feeding rate, the feed efficiency, the hepatosmatic index, the organ-body ratio and the fatness of turbots are not influenced; and the ash content, the water content and the protein components of turbot bodies are not influenced.

The invention discloses an amphibian bait casting machine system. The amphibian bait casting machine system comprises a feeding mechanism, a high-pressure fluid generator, a high-pressure fluid spray bin, a negative-pressure bin, a mixing bin and a mixture release bin, wherein the feeding mechanism is located above the negative-pressure bin, the feeding mechanism is communicated with the negative-pressure bin by a material guiding tube, the high-pressure fluid spray bin is located on one side of the negative-pressure bin, the mixing bin is located on the other side of the negative-pressure bin, the high-pressure fluid generator is used for conveying high-pressure fluid to the high-pressure fluid spray bin through a fluid guide tube, a nozzle of the high-pressure fluid spray bin is inserted into the negative-pressure bin, an outlet of the negative-pressure bin is communicated with an inlet of the mixing bin, and the mixing bin is used for sending a mixture to the mixture release bin. The amphibian bait casting machine system is suitable for three environments including deep water, shallow water and land and has the advantages of high practicability and simple structure.

The invention relates to a novel composite protein source and its application in a turbot feed, and belongs to the aquatic animal nutrition and feed fields. The novel composite protein source comprises 5-6wt% of micro-molecular fishmeal active substances, 10-15wt% of fishmeal, 10-15wt% of soybean protein concentrate, 20-25wt% of soybean meal, 20-25wt% of corn protein powder, 5-18wt% of wheat gluten powder and 10-15wt% of peanut meal. Compared with commercial feeds, the novel composite protein source has the advantages of reduction of the total number of intestinal vibrio in the turbot, promotion of the improvement of the body immunity, substantial improvement of the growth performance, and reduction of the consumption of the fishmeal in the turbot feed.

The invention relates to a compound protein source as well as preparation and application thereof, and belongs to the fields of nutrients and feeds of aquatic livestock. The compound protein source is characterized by consisting of the following components in percentage by weight: 5-6% of porcine blood hydrolysate, 5-6% of soybean meal hydrolysate, 10-15% of fish meal, 25-30% of soybean meal, 20-25% of corn protein powder, 5-18% of vital wheat gluten, and 10-15% of peanut meal. Compared with a commercial feed, a feed added with the compound protein source disclosed by the invention has the advantages that the growing performance of bass can be notably improved, the feed factor is reduced, the non-specific immunological competence of organisms is improved, and the consumption of fish meal in the bass feed is reduced.

The invention discloses a Bacillus natto activation solution and a preparation method and application of the activation solution. The method for preparing the Bacillus natto activation solution comprises the following steps: adding 0.5-1.2 parts of Bacillus natto dry powder into 1,000 parts of purified water by mass (the same below), adding 0.005-0.01 parts of avian egg white and 0.015-0.025 parts of bee honey, and aerating for 3-4 hours at a gas-water ratio of 1:1. According to the invention, the Bacillus natto activation solution obtained has high activity, wide thermal adaptability, aerobic-anaerobic facultative ability and high survival rate. The preparation method has a simple technical process, a short startup time of a wastewater treatment system and simple and convenient operation. In the invention, equipment and facilities are arranged compactly, which reduce the occupied floor area and the construction cost. The amount of aeration is decreased by 40%, wastewater is raised for the whole process at one time, and equipment has low power consumption and is energy-effective. The invention improves the treatment function and the effluent water quality, which makes the content of pollutants in the effluent water lower than standard of GB18918-2002.

The invention relates to a bionic trapping device for living frankliniella occidentalis. The device comprises a trapping cover (1), a trapping base (2) connected with the trapping cover (1) in a cooperative mode, a peripheral gauze screen (3) fixedly arranged on an opening of the trapping cover (1) and a central gauze screen (4) arranged in the center of the peripheral gauze screen (3); the exterior of the peripheral gauze screen (3) is provided with brackets (5) supporting the screens; the corresponding end of the opening of the trapping cover (1) is fixedly provided with a sleeve ring (6) connected with the trapping base (2) in a cooperative mode; the upper portion of the trapping base (2) is provided with a filament-imitated structure (7) with inverted hooks. The bionic trapping device is simple in structure, convenient to use, low in cost and high in flexibility, the labor efficiency can be significantly improved, the labor intensity is reduced, and the quantity of living frankliniella occidentalis trapped in the wild field is increased. A trapping method for living frankliniella occidentalis ensures the efficiency of agricultural production to the maximum degree with the purposes of achieving minimal resource consumption, most environment-friendly and fastest trapping and highest trapping number.

The invention discloses a grafting method correcting crown deflection of bombax ceiba grafted seedlings. A robust bombax ceiba seedling with one or more rings of branches is selected and used as a stock, and a robust and upright bombax ceiba branch bud which is equivalent to the branches on the stock in thickness is selected and used as scion; the slope cut-grafting method is used for enabling a cambium and phloem of a scion slope to be aligned and connected with cambiums and phloem of slopes of the branches of the stock in a sealed mode, and the joints are bound and fixed through plastic films. The specific slope cut-grafting method is used for carrying out grafting on different branches of the first ring of branches of the stock, the area of grafting operation of the stock is large, survival of grafted seedlings is not affected, and the survival rate of the grafted seedlings can reach 96.67%. Due to the fact that branches in different directions are grafted, balanced and equal growth of all branches is more facilitated, crown deflection is avoided, the grafted seedlings has the better ornamental trait, potential safety hazards are avoided, and the grafting method can be widely applied to gardens and parks.

The invention discloses a beehive, which relates to the field of bee raising. The beehive comprises a box body, wherein the box body consists of four side walls which are opposite in pairs, a bee hole is formed in the lower end of the front side wall, the top of the box body is provided with a box cover, the bottom end of the box body is provided with a bottom plate, a slide groove is formed in the upper surface of the bottom plate, and the slide groove is provided with a drawing plate capable of sliding relative to the slide groove. By arranging the drawing plate, the beehive is convenient to clean, the bee hole is convenient for bees to get in and out, and the ventilation and heat dissipation effect can be improved.

The invention aims to provide a high-efficiency plant compound protein. The high-efficiency plant compound protein is prepared from the following components in parts: 4.85 to 5.41 parts of peanut meal, 8.92 to 9.81 parts of corn protein powder, 8.18 to 8.99 parts of soya bean meal, 2.37 to 2.72 parts of wheat gluten and 10.93 to 12.04 parts of cottonseed meal. The plant compound protein is used for replacing fish meal to prepare a scophthalmus maximus feed. The plant compound protein provided by the invention can effectively replace 70 percent of fish meal protein in an all-fish meal feed of the scophthalmus maximus feed; the final body weight, the specific growth rate, the survival rate, the fatness, the ratio of liver weight to body weight and the ratio of viscera weight to body weight of scophthalmus maximus are not influenced; the body compositions of a conventional body of the scophthalmus maximus are not influenced; the digestion rate of dry matters and proteins of the feed is not influenced; various indexes in serum are not influenced. The purposes of reducing feed cost and reducing cultivation cost are achieved, and theoretical basis is provided for sustainable development of aquaculture.

The invention discloses a magnetic brush with a water purification function. The magnetic brush comprises a tank inner brush arranged on the inner wall of a fish tank and a tank outer brush arranged on the outer wall of the fish tank and magnetically attracting with the tank inner brush, the inner side of the tank outer brush and the inner side of the tank inner brush can attract each other through a permanent magnet, the tank outer brush is provided with a driving unit, the driving unit comprises a motor, a switch controlling the motor to work and a battery, the motor, the switch and the battery form an electrical circuit, a driving cavity is internally provided with a driving head connected with a motor output shaft, an external magnet is aslant arranged on the driving head, a mounting plate is formed in a sewage discharge cavity, a mounting column is formed in the center of the mounting plate, the mounting column is connected with a water delivery impeller through a bearing, the paddle surface of the water delivery impeller is provided with an internal magnet, the internal magnet and the external magnet are arranged with homo-poles opposite, the sewage discharge cavity is provided with a cover plate, the cover plate and the mounting plate are both provided with water outlets, and a filtering device is arranged between the cover plate and the mounting plate. The magnetic brush with the water purification function has the advantages that the design is reasonable, and wastewater mixed with stains and algae can be discharged after being filtered.

The invention discloses a potato serious insect attack green prevention and control method. The method includes the following steps that in winter, a planting site is deeply ploughed by 25 cm to 30 cm, and eggs preparing for overwintering are killed through low temperature; before sowing, potato seeds and the planting site are disinfected; sowing is carried out in the mode of potato and mint intercropping, and mint belts are planted around the planting site; after sowing, steinernema is put in water and sprayed to the ground at dusk after raining; after greenhouse trialeurodes vaporariorum is found, artificially propagated encarsia formosa is released into the planting site; after garlic is mashed, water is added, and then the mixture is sprayed to potato branches and leaves. According to the method, a disinfector not polluting the environment is adopted in the whole planting process, no pesticide or insecticide with high toxicity is adopted, environmental friendliness is achieved, no environmental pollution is caused, the problems of pesticide standard exceeding, soil quality and environment affecting and the like are avoided, economic benefits are increased, and development of ecological planting is promoted.

The invention discloses a jatropha curcas alkane type diterpenoid compound, a preparation method and application thereof, and belongs to the technical field of medicines. The preparation method comprises the following steps: firstly extracting euphorbia helioscopia by using an ethanol aqueous solution to obtain a crude extract, and then sequentially carrying out extraction, ODS chromatographic column and HPLC chromatographic multi-stage separation to obtain the jatropha curcas alkane type diterpenoid compound. According to the invention, the preparation method of the jatropha curcas alkane type diterpenoid compound is simple, easy to operate, convenient for industrial large-scale production, and suitable for industrial large-scale production of the jatropha curcas alkane type diterpenoid compound; and the jatropha curcas alkane type diterpenoid compound prepared by the invention has obvious cytotoxicity to a drug-resistant cell line A549/Taxol, and is expected to be used as a potential drug for treating drug-resistant lung cancer.