196results about How to "Grow fast" patented technology

The invention relates to the technical field of microorganisms, in particular to application of a cladosporium spp. Strain and a synthetic flora thereof in plant growth promotion and bacterial wilt prevention and treatment, the cladosporium spp. HX2 is a new strain, has a good symbiotic relationship with tomatoes, has a good prevention effect on tomato bacterial wilt, and has a good application prospect in plant growth promotion and bacterial wilt prevention and treatment. After the bacterial strain is mixed with congeneric strains LJ1, MS2 and LC3 to prepare a cladosporium bacterial agent, the growth-promoting and disease-resisting capabilities of the bacterial agent are enhanced, and experiments show that the synthetic flora has a good growth-promoting function on tomatoes and fresh ginger, the yield of the fresh ginger is remarkably increased, and the growth vigor of tomato plants is improved; meanwhile, the synthetic flora also has a good prevention and treatment effect on bacterial wilt of tomatoes, fresh ginger and tobaccos, and can improve the bacterial wilt resistance of plants, so that the strain HX2 and the synthetic flora prepared from the strain HX2 can be used as an anti-microbial agent or a raw material for preparing a bio-organic fertilizer in the later period.

The invention relates to the technical field of microorganisms, in particular to application of Cladosporium LC3 in crop growth promotion and bacterial wilt resistance, the strain LC3 belongs to Cladosporium and Cladosporium immonda species, the strain is separated from Guangxi sugarcane rhizosphere soil, experimental evaluation screening finds that the strain has a good growth promotion function on tomatoes and fresh ginger, and the strain can be applied to crop growth promotion and bacterial wilt resistance. The yield of ginger is remarkably increased, and the growth vigor of tomato plants is effectively improved; meanwhile, the strain has a good prevention and treatment effect on tomato and ginger bacterial wilt and has good plant bacterial wilt resistance, and screening verification of the strain provides a new fungicide and a raw material for later-period growth of an anti-microbial agent or a biological organic fertilizer.

The invention relates to the technical field of biodegradable materials, and particularly discloses a BBM-added bamboo powder biodegradable material and application thereof in beer bottles. The BBM-added bamboo powder biodegradable material is prepared from the following raw materials in parts by mass: 10 to 20 parts of poly (butylene succinate), 10 to 30 parts of poly (butylene adipate-co-terephthalate), 10 to 20 parts of bamboo powder, 1 to 3 parts of dopamine hydrochloride, 0.1 to 0.5 part of n-butylamine, 1 to 2 parts of hexadecyl trimethyl ammonium bromide, 1 to 5 parts of tetraethyl orthosilicate and 1 to 2 parts of tetrabutyl titanate. 1-2 parts of 3-aminopropyltriethoxysilane, 1-2 parts of an antioxidant and 1-2 parts of a plasticizer. The BBM obtained by the invention has excellent mechanical properties, improves the anti-ultraviolet intensity of a degradable material to a certain extent, and has very good biodegradability.

The present invention relates to the technical field of ecological concrete slurry, and specifically to an ecological seed-carrying slurry for the slope of a mine dump, a preparation method and its application. Aiming at the special environmental characteristics of the Inner Mongolia mining area, the present invention prepares a new type of artificial aggregate containing growth domains and seeds, which is composed of a three-layer structure, each layer having a specific function, so as to achieve the purpose of promoting the germination of multi-source species, plant growth, providing nutrition and improving the soil environment. The slurry can not only effectively utilize solid waste and reduce costs, but also adopts in-situ point-type layered hole sowing to shorten the vegetation restoration cycle in the ecological restoration of the slope, greatly improve the survival rate of tree and shrub seed sources, reduce the number of watering times, save restoration costs, and reduce the workload of management. While effectively promoting vegetation restoration, it strengthens the stability of the slope, prevents soil and water loss, slows down runoff and consolidates the soil, providing an efficient and sustainable solution for the ecological restoration of green mines in Inner Mongolia.

The invention relates to a recombinant thallus, a construction method of the recombinant thallus and application of the recombinant thallus in production of xanthoxylin WGX-50, and relates to the technical field of bioengineering. A recombinant plasmid containing a phenylalanine ammonialyase gene PAL with a nucleotide sequence as shown in SEQ ID NO.2 and a cinnamic acid coenzyme A ligase gene CNL with a nucleotide sequence as shown in SEQ ID NO.1 and a recombinant plasmid containing a tyramine N-hydroxycinnamoyl transferase gene THT with a nucleotide sequence as shown in SEQ ID NO.3 are introduced into the recombinant plasmid. A phenylalanine ammonialyase gene PAL, a cinnamic acid coenzyme A ligase gene CNL and a tyramine N-hydroxycinnamoyl transferase gene THT are overexpressed in escherichia coli, so that a biological synthesis path of xanthoxylin WGX-50 is formed by taking 3, 4-dioxomethyl phenylethylamine as a substrate for the first time, a foundation is laid for large-scale industrial production, and the method has a wide application prospect. The method has important economic value and social benefit.

The invention provides a large-scale breeding method of heterophyllobotia tapeinosoma fry, which comprises the following steps: temperature-controlled incubation of a breeding pond, still water heating breeding and ecological cycle breeding, establishes an intensive breeding mode of fry with high density, fast growth and healthy fish body, solves the problem of low survival rate in the breeding process of heterophyllobotia tapeinosoma, and improves the breeding efficiency of heterophyllobotia tapeinosoma. The breeding scale and the breeding efficiency are practically improved, and a key technical support is provided for large-scale enhancement and release.

The invention discloses a mutant with improved enzyme activity of sucrose isomerase and application of the mutant, and belongs to the technical field of genetic engineering and enzyme engineering in molecular biology. A known sucrose isomerase parent is subjected to molecular modification by utilizing a site-directed mutagenesis technology to obtain mutant enzymes T522S / K340D, D222H / K340D, G467N / K340D, T522S, K340D, D222H and G467N, and the catalytic activity of the series of mutants provided by the invention is increased by 10%-25% compared with that of original bacteria; the isomaltulose conversion rates of the combined mutants T522S / K340D, D222H / K340D and G467N / K340D are respectively increased by 2.3%, 1.5% and 1.3% compared with those of original bacteria, and the strain has good stability, can be used for biological preparation of isomaltulose and has potential application prospects.

The invention provides anti-scattering water-guided laser cutting fluid as well as a preparation method and application thereof. The anti-scattering water-guided laser cutting fluid comprises the following components in parts by weight: 0.1-1 part of an anti-scattering agent; 0.01 to 0.1 part of a foam discharging agent; 1-5 parts of a refractive index regulator; and 80-99 parts of ultrapure water. The anti-scattering agent is a polymer; the foam removing agent is one or more of hydroxymethyl cellulose, hydroxy propyl cellulose, sodium lignin sulfonate, potassium lignin sulfonate and naphthalene sulfonic acid formaldehyde condensate sodium salt; the refractive index regulator is an iodine-containing compound and / or a fluorine-containing compound. According to the anti-scattering water-guided laser cutting fluid, light beam scattering and energy loss in the water-guided laser cutting process can be remarkably reduced, and the cutting precision and efficiency are improved. The anti-scattering water-guided laser cutting fluid has very good application prospects and large-scale industrial popularization potential in the field of water-guided laser cutting.

The invention provides a method for promoting tillering of zizania aquatica by using sulfopeptide, and solves the technical problem that the tillering number of zizania aquatica is small in the prior art. The invention provides a method for promoting tillering of zizania aquatica by utilizing sulfopeptide and application of the sulfopeptide. The method comprises the step of smearing zizania aquatica seedlings with the sulfopeptide. The Zizania aquatica seedlings are coated with the sulfokine, division and proliferation of Zizania aquatica cells can be promoted, more branches can be generated in the tillering stage of the Zizania aquatica, and therefore the tillering and yield of plants are increased. Meanwhile, by smearing the sulfokine on the zizania aquatica seedlings, growth of the zizania aquatica can be promoted by influencing development and functions of plant root systems and improving nutrient absorption of plants and transfer efficiency of the plants in the plants, leaves in the early stage can grow rapidly, the leaf area is increased, and therefore photosynthesis is improved, photosynthesis efficiency is improved, and the yield of the zizania aquatica is increased.

The invention discloses a pseudomonas strain and application thereof in kitchen waste deodorization, and belongs to the technical field of environmental microorganisms, the strain is classified and named as Pseudomonas sp., is preserved in China General Microbiological Culture Collection Center on April 15, 2024, has a preservation number of CGMCC No.30345, is preserved in No. 3, No.1 yard, West Beichen Road, Chaoyang District, Beijing, and has a preservation number of CGMCC No.30345. According to the present invention, the Chinese Academy of Sciences Institute of Microbiology, the postcode is 100101, after the application, the strain can efficiently remove hydrogen sulfide, ammonia gas, VOCs and other components in the malodorous gas, and the new efficient and environmentally-friendly strain resource is provided for solving the air pollution problem caused during the garbage waste treatment process;

The invention discloses lactobacillus crispatus capable of efficiently inhibiting alpha-glucosidase and application of the lactobacillus crispatus. The lactobacillus crispatus JQH7 strain provided by the invention is separated and identified from human excrement, has relatively strong self-aggregation capability which can reach about 96% in 24 hours, can be better adhered to biological or non-biological surfaces, and is beneficial to effective colonization in an intestinal environment. Meanwhile, the JQH7 strain has certain antioxidant capacity, and the scavenging rate of a bacterial suspension of the JQH7 strain on DPPH free radicals is 49.18%; the JQH7 strain has the capability of efficiently inhibiting alpha-glucosidase, the effect of the JQH7 strain is equivalent to that of a clinical medicine acarbose, and compared with the acarbose, the JQH7 strain is safe in source, free of side effects, low in price, easy to obtain and easy to prepare. The invention provides more sources and choices for preparing preparations for efficiently inhibiting alpha-glucosidase and hypoglycemic products, provides a new thought for adjuvant therapy of diabetes, and is beneficial to improving and controlling the blood sugar of diabetics.

The invention discloses a fast-separation microneedle patch and a preparation method and application thereof. The microneedle patch comprises a needle tip prepared from a needle tip liquid and a separation backing prepared from a separation base liquid; the needle tip liquid consists of a drug-containing inclusion compound solution, a photoinitiator and a hypotonic agent; the drug-containing inclusion compound is prepared by first covalently linking a β-cyclodextrin conjugated polymer material to an angiogenesis-promoting drug and then encapsulating a 5α-reductase inhibitor; the separation base liquid consists of a polymer material, a gas initiator and a solvent; the gas initiator consists of an acid source and an alkali source; the fast-separation microneedle of the invention has strong separation and penetration-promoting performance, improves the hair follicle microenvironment from multiple aspects to promote hair regeneration, and has broad application prospects in the treatment of androgenic alopecia.

The invention discloses duplex stainless steel containing rare earth elements and a preparation process of the duplex stainless steel. The duplex stainless steel comprises the following components in percentage by weight: less than 0.04% of C, 0.2-0.8% of Si, 0.8-1.5% of Mn, less than or equal to 0.005% of S, less than or equal to 0.02% of P, 22.0-27.0% of Cr, 5.0-7.0% of Ni, 3.0-4.0% of Mo, 0.24-0.32% of N, 0.002-0.005% of B, 0.05-0.10% of mischmetal and the balance of iron and other inevitable impurities. The preparation method comprises the steps of metal smelting; adding alloy for refining; mixed rare earth with the oxygen content smaller than 1000 ppm is added in batches; pouring under the protection of argon; rolling is conducted; and carrying out solution treatment. The method has the characteristics that the purity, the corrosion resistance, the hot working performance and the yield of the duplex stainless steel are improved.

The invention discloses a culture method for promoting germination of cercis chinensis seeds and growth of seedlings, which comprises the following steps: accelerating germination: soaking the cercis chinensis seeds in a seed soaking solution at normal temperature to treat for 3-4 hours, accelerating germination of the soaked cercis chinensis seeds for 5-9 days, and taking the germinated cercis chinensis seeds; sowing: dibbling the germinated cercis chinensis seeds in a sowing matrix, covering the seeds with 1-2cm of the sowing matrix, keeping the moisture of the sowing matrix at 50-65%, and separating cercis chinensis seedlings with 1-2 true leaves from the sowing matrix when the cercis chinensis seeds grow 1-2 true leaves; seedling cultivation: transplanting the 1-2 true-leaf cercis seedlings into a cultivation substrate, placing the cultivation substrate in a sunshade for cultivation, and applying a root inducing agent and a leaf fertilizer in the cultivation process to induce lateral roots of the cercis seedlings to grow until the height of the cercis seedlings is 50-60cm. Compared with the prior art, the method has the advantages that germination time is shortened by soaking seeds, lateral roots of the Chinese redbud seedlings are promoted to grow and extend by applying the culture medium, the root inducing agent and the leaf fertilizer, root weight and root system quantity are increased, and growth speed of the Chinese redbud seedlings is increased.

The invention discloses an agricultural planting method timely adjustment system and method based on big data analysis, and belongs to the technical field of agricultural planting, and the system comprises a data acquisition module, a data processing module, a planting analysis module and an adjustment management and control module. The method solves the problem of poor agricultural planting effect caused by incapability of timely adjusting the agricultural planting method according to the actual growth state of crops in the existing agricultural planting, and determines the agricultural planting characterization data by collecting the agricultural planting real-time data and comprehensively processing the agricultural planting real-time data. The agricultural planting characterization data is analyzed, an agricultural planting analysis result and an agricultural planting method timely adjustment scheme are determined, the agricultural planting method is timely adjusted and controlled based on the agricultural planting method timely adjustment scheme, and the agricultural planting method can be timely adjusted according to the actual growth state of crops. Crops can grow quickly, and the agricultural planting effect can be improved.

The invention provides a method suitable for inhibiting toxic weed ligularia virgaurea and promoting growth of forage grasses loved by cattle and sheep in alpine degraded pastures. Aiming at the defects of the existing physical and chemical weeding methods, the technical scheme of applying the ligularia virgaurea inhibitor and the nitrogen fertilizer is combined, so that the growth of the ligularia virgaurea is effectively inhibited, meanwhile, the growth of forage grass loved by cattle and sheep is promoted, and the ecological comprehensive treatment concept of treating grass with grass is realized. Experimental results show that the method can significantly reduce the biomass and coverage of ligularia virgaurea and improve the biomass and coverage of forage grasses loved by cattle and sheep, and is of great significance to treatment and improvement of toxic weeds, especially high and cold degraded pastures with dominant ligularia virgaurea. The method has the characteristics of simple operation, environmental protection and high efficiency, and is suitable for treatment and improvement of high and cold degraded pastures.

The invention discloses a nursing method before and after artificial spawning induction of parent mandarin fish, which comprises the following steps: nursing after collection of wild mandarin fish: selecting healthy, disease-free and residue-free fish, carrying out aeration transfer with water in a sorting box, controlling the temperature difference between water temperatures before and after transfer not to exceed 5 DEG C, soaking in a bag for over-temperature, soaking in saline water, and putting the wild mandarin fish into a 1: 1 filtered circulating water system; the steps of disinfection, pest killing, sterilization and bacteriostasis are alternately carried out, the ingestion condition, the swimming capacity and the clustering condition of the mandarin fish are observed, sampling microscopic examination observation is carried out, and if all conditions are normal and do not have parasitic diseases or bacterial infection, nursing work after the wild mandarin fish is collected is completed. The method further comprises the steps of prenatal breeding of mandarin fish, spawning induction, egg squeezing, postnatal breeding of parent fish and disease control, the survival rate of the wild mandarin fish after collection is improved in multiple aspects, breed conservation and breeding work of the wild mandarin fish is facilitated, the survival rate of the parent fish of the mandarin fish reaches 80% or above, and the method plays an important role in breeding of excellent new varieties which grow fast and are high in stress resistance.

The utility model discloses an air floating platform for optical lens detection, and belongs to the technical field of precision optical detection and air floating supporting, the air floating platform comprises a base, an air floating platform substrate is arranged above the base, a plurality of groups of air floating holes are formed in the air floating platform substrate, and pressure sensing valves are arranged in the plurality of groups of air floating holes; laser interferometer adjusting mechanisms are arranged on the periphery of the air floating platform base plate, the four laser interferometer adjusting mechanisms are slidably connected with the periphery of the air floating platform base plate, a honeycomb matrix air cushion array is arranged in the base, four supporting adjusting mechanisms are arranged at the bottom of the base, and each supporting adjusting mechanism comprises a supporting frame. A threaded rotating shaft is rotationally connected into the supporting frame. When the device is used, the overall balance of the base can be better adjusted when the device is used or after the position of the device is changed, other tools are not needed during adjustment, the overall balance is accurate through the thread adjustment mode, and the practicability of the device is improved.

The invention belongs to the technical field of anhydrous magnesium chloride production, and particularly relates to a preparation process of anhydrous magnesium chloride, which comprises the following steps: firstly, dissolving magnesium chloride hexahydrate in absolute ethyl alcohol to form a magnesium chloride ethanol aqueous solution, and then dehydrating the magnesium chloride ethanol aqueous solution by using a molecular sieve to obtain the magnesium chloride ethanol solution; carrying out secondary cooling, stirring crystallization, secondary solid-liquid separation and vacuum drying on the magnesium chloride ethanol solution to obtain high-purity anhydrous magnesium chloride; and recycling ethanol liquid obtained by solid-liquid separation and ethanol gas obtained by vacuum drying. The technical scheme provided by the invention is simple in process flow, low in energy consumption, low in equipment requirement, high in product yield and high in purity, and can be directly applied to the fields of electrolytic preparation of magnesium, catalyst carriers and the like.

The present application belongs to the technical field of sewage treatment, and discloses a continuous flow aerobic granular sludge treatment device, which includes a pool A, a pool O, an aerobic granular sludge generating mechanism, a clear liquid discharge component and a reflux component, wherein the pool A constitutes an anaerobic pool, the pool O constitutes an aerobic pool, the pool O is arranged outside the pool A and extends along the circumference of the pool A, the bottom of the pool O is connected to the bottom of the pool A, the aerobic granular sludge generating mechanism is arranged inside the pool O and located at the outer edge of the pool O, a water inlet is arranged on the upper part of the aerobic granular sludge generating mechanism, the clear liquid discharge component has a water inlet end located inside the aerobic granular sludge generating mechanism and a drainage end extending to the outside of the pool O, the water inlet end is located above the water inlet, and the reflux component includes a first reflux pipe located in the pool O and connected to the aerobic granular sludge generating mechanism, and a second reflux pipe connected to the aerobic granular sludge generating mechanism and extending to the pool A.

This invention belongs to the field of hard carbon technology, specifically relating to a bamboo-based and lignin-based hard carbon composite material, its preparation method, and its applications. The process involves pretreating raw materials to obtain pretreated material; pretreating the pretreated material with an acidic oxidant to obtain acidic oxidant pretreated material; pre-oxidizing the acidic oxidant pretreated material to obtain pre-oxidized material; pre-carbonizing the pre-oxidized material under a protective atmosphere to obtain pre-carbonized material; pulverizing the pre-carbonized material to obtain pulverized material; acid washing followed by water washing to obtain purified material; soaking the purified material in acid, filtering, and drying to obtain soaked material; mixing the soaked material with a modifier, and high-temperature coating and carbonizing under a protective atmosphere to obtain bamboo-based coated hard carbon or lignin-based coated hard carbon. Mixing the two types of hard carbon and carbon coating yields a bamboo-based and lignin-based hard carbon composite material, which is used in negative electrode sheets and batteries. When applied to batteries, the hard carbon composite material of this invention can improve battery energy density.

The utility model discloses a three-dimensional greeting card which comprises a folding plate, an unfolding structure and a locking structure. The two ends of the folding plate are used for unfolding or buckling; the unfolding structure is used for being installed on the folding plate and used for changing the folding plate from the buckled state to the unfolded state. The locking structure is arranged on the folding plate and is used for keeping the folding plate in a buckling state; wherein the unfolding structure comprises a telescopic rod and a first spring, the first spring is arranged in the telescopic rod, the telescopic rod is used for extruding the first spring after being contracted, the two ends of the telescopic rod are hinged to the upper end and the lower end of the folding plate correspondingly, and receding grooves are further formed in the end faces of the upper end and the lower end of the folding plate; the receding groove is used for receding the telescopic rod. The utility model aims to solve the problems that in the prior art, a metal greeting card is tedious in storage process and inconvenient to carry and operate, and when the greeting card is unfolded, the installation process is complex, and unfolding and displaying of the greeting card are affected.

The utility model relates to the technical field of recycling devices, and discloses a cutting fluid purifying and recycling device which comprises a cabinet, and a filtering assembly, a vacuum box, a diaphragm pump, an oil collector and a bubble generator are installed in the cabinet. A liquid inlet is formed in the top of the vacuum box, a liquid outlet is formed in the side wall of the vacuum box, the bottom end of the filtering assembly is communicated with the liquid inlet of the vacuum box through a hose, a liquid inlet pipe and a liquid outlet pipe are arranged on the side wall of the oil collector, the liquid inlet end of the diaphragm pump is communicated with the liquid outlet of the vacuum box through a hose, and the liquid outlet end of the diaphragm pump is communicated with the liquid inlet pipe of the oil collector through a hose. The output end of the bubble generator penetrates into the oil collector from the bottom end of the oil collector through a connecting assembly; through cooperation of the filter assembly, the oil collector and the bubble generator, cutting fluid can be separated from cutting oil and scraps, impurities in the cutting fluid are removed, the service life of the cutting fluid is longer, the stink condition of the cutting fluid is improved, the field production environment is improved, and meanwhile the service life of the cutting fluid is prolonged.

The invention discloses a high-temperature-resistant salt-tolerant microbial inoculant culture nutrient solution and a preparation method thereof. The high-temperature-resistant salt-tolerant microbial inoculant culture nutrient solution comprises the following components: 1.0% (w / v) cane sugar or 1.0% (w / v) glucose; 0.5% (w / v) potassium nitrate (KNO3); 0.3% (w / v) of monopotassium phosphate (KH2PO4); 2-3% (w / v) sodium chloride (NaCl); 0.05% (w / v) of nano silicate; 0.1% (w / v) of a seaweed extract; 0.001% (w / v) of carbon nanotubes; 0.002% (w / v) of amino acid chelated iron; 0.2% (w / v) of agarose or 0.2% (w / v) of xanthan gum; 0.01% (w / v) of a mixture of vitamin C and vitamin E; 0.0005% (w / v) of gibberellin and cytokinin; and 0.005% (w / v) HEPES buffer solution. By adding the nano silicate and the carbon nanotubes, the thermal stability is enhanced, microbial cells are protected to survive and breed in a high-temperature environment, the salinity adaptability is improved by the sodium chloride and the seaweed extract, the growth of microorganisms in a high-salt environment is enhanced, the microorganisms can be effectively protected to survive and breed in the high-temperature and high-salt environment, and the survival rate of the microorganisms in the high-temperature and high-salt environment is improved. Sufficient nutritional ingredients are provided to promote rapid growth of microorganisms, meanwhile, the pH value of the nutrient solution is kept stable, and smooth proceeding of the culture process is ensured.

The invention relates to a method for growing a bismuth-doped rare earth iron garnet BRIG crystal by adopting a guided-mode pulling-top seed crystal method and application of the bismuth-doped rare earth iron garnet BRIG crystal. The invention aims to solve the problems of large internal stress, many defects and difficulty in preparation of a single-crystal thick film in BRIG crystal growth by a liquid phase epitaxy method at present; in order to solve the problems of long growth cycle, difficult seed crystal acquisition and the like of a top seed crystal method in the prior art, the invention combines the rapid growth of crystals by a guided mode pulling method and the high-quality single crystal growth by the top seed crystal method, and the guided mode pulling-top seed crystal method is invented to realize the rapid growth of the high-quality BRIG single crystal. The method comprises the following steps: firstly, rapidly growing a large-size rare-earth-doped iron garnet crystal which is high in BRIG crystal lattice adaptation degree and relatively close to BRIG in components by adopting a guided-mode pulling method, cutting the large-size rare-earth-doped iron garnet crystal into seed crystals of more than centimeter level, and rapidly growing a high-quality BRIG blocky single crystal by adopting a TSSG method. The crystal grown by the method has the advantages of small internal stress, less cracking, good uniformity, fast crystal growth and the like, and has obvious advantages in high-performance magneto-optical isolators.

The invention provides a construction method of a coastal plant dune, which comprises the following steps: a plurality of dune protection zones are arranged on a sand beach at the middle upper part of a high tidal zone or on a tidal zone, and each protection zone comprises an outer layer close to the sea, an inner layer close to the coast and a stacking area formed by the outer layer and the inner layer; sand penetrates through the outer layer to enter the accumulation area until a sand dune with a target diameter and a target height is formed in the accumulation area, at least two zones of vegetation are planted on the sand dune from sea to land according to the salt tolerance grade so as to form a shrub sand dune, and the shrub sand dune can settle sand carried in wind or seawater so as to form a shrub sand dune. According to the method, a manual intervention method is adopted, the sand dunes are rapidly constructed, the positive effect on formation and stabilization of irrigation and grass dunes is achieved, and the effects of wave dissipation and bank protection on the sandy coast in the erosion state are achieved.

The application discloses a kind of fulvic acid hydrogen peptide biological stimulant hormone fertilizer and preparation method thereof, belong to fertilizer technical field.Fertilizer is by 15~30 parts of fulvic acid, 5~12 parts of peony seed meal small molecule peptide, 20~35 parts of potassium dihydrogen phosphate and other components compound, water is made up to 100 parts, and auxiliary agent is emulsifier and chelating agent compound.Preparation first by dissolving fulvic acid, potassium phosphate in water and obtaining mixed solution, then adding small molecule peptide and auxiliary agent and stirring until the system is stable;Small molecule peptide is prepared by peony seed meal defatted powder crushing and enzymolysis, solves the problem of traditional fertilizer nutrient antagonism, unstable system, and the utilization of peony seed meal also improves resource utilization.Tomato, cucumber seedling test shows that it can significantly improve the growth index of crop root system and aboveground part, and the root-promoting and seedling-strengthening effect is better than that of similar fertilizer on the market, and the preparation process is simple, easy to industrialization, and has good agricultural application prospect.

The application discloses a kind of U-shaped tube full-automatic pipe installation device, comprising: conveying frame;Push rod mechanism, for pushing the arc-shaped end of U-shaped tube, and slip is set on the conveying frame;Clamping mechanism, for clamping the straight pipe end of U-shaped tube, and located the way of push rod mechanism;The push rod mechanism passes to the clamping mechanism, and the clamping mechanism is adjusted by displacement to avoid the clamping mechanism to hinder U-shaped tube to be transported on the conveying frame.Compared with prior art, the beneficial effects of the present application are: using pure mechanical automation structure design, realize the integrated assembly function of U-shaped tube, and can be adjusted accordingly according to the size of U-shaped tube and the assembly position of U-shaped tube, greatly improve the assembly efficiency.

The present application relates to the technical field of building wall, specifically refers to a kind of assembled green energy-saving wall, from building interior to outside is sequentially provided with load-bearing wall, leveling layer, adhesive layer, sound insulation and heat preservation layer, mortar layer, support structure and curtain wall, the support structure includes first splice plate and second splice plate, the first splice plate is detachably connected with the second splice plate, the curtain wall includes mounting frame and planting pot, the planting pot is fixed in mounting frame interior, the sound insulation and heat preservation layer includes sound insulation and heat preservation board and sound insulation and heat preservation pipe, the sound insulation and heat preservation pipe is fixed in sound insulation and heat preservation board interior, adjacent sound insulation and heat preservation pipe is fixed using connecting adhesive strip between, its curtain wall is provided with planting pot, and various plants can be planted in planting pot, to beautify curtain wall while playing the effect of green environmental protection.

The invention discloses a construction method and application of a chlamydomonas reinhardtii source high-sweetness induced protein variant engineering algal strain. The preparation method comprises the following steps: firstly, modifying and optimizing protein coding sequences of sweet taste induction proteins Miraculin and Neoculin, so as to obtain optimized gene sequences of CrMiraculin and CrNeoculin; the method comprises the following steps: firstly, preparing a Chlamydomonas reinhardtii strain, then cloning the Chlamydomonas reinhardtii strain into an expression vector pGM6, constructing a recombinant expression vector, introducing the recombinant expression vector into the Chlamydomonas reinhardtii wild strain, and screening by using a paromomycin resistance marker carried by the vector to obtain a transformed strain. The obtained engineering algal strain can stably inherit and efficiently express the target sweet induced protein, and the chlamydomonas reinhardtii algal powder rich in the CrMiraculin and CrNeoculin sweet induced protein is obtained by performing fermentation culture on the engineering algal strain. Finally, through protein purification and mixing with acidic substances, sour taste can be induced to be converted into sweet taste, so that the method has great application potential in the fields of foods, seasonings or health-care products.