335results about How to "Non-perishable" patented technology

Disclosed is a cover material of polymer modification rubber powder porous concrete with high toughness and a making technique thereof. Wherein, in per cubic meter of the concrete, the polymer is 20 to 75 kg, the cement is 200 to 400 kg, and the water to cement ratio is between 0.25 to 0.40 ; in aggregates, the amount of a fine aggregate is less than or equal to 20 percent, and the amount of a coarse aggregate is more than or equal to 80 percent; 0 to 5 kg of plasticizer and / or defoamer are / is added; rubber powder, whose volume fraction is not more than 50 percent, is used to replace the natural aggregate ; or the cement is replaced by mineral admixtures which are not more than 40 percent. The cover material is made by a small machine, a three-roller and an asphalt paver. The main technical parameters of the cover material are as follows: compressive strength is more than or equal to 15 MPa, flexural strength is more than or equal to 5 MPa, anti-skid structure depth is more than or equal to 2.0 mm, porosity is 18 to 22 percent, permeability coefficient is more than or equal to 1.5 mm / s, sound absorption coefficient is more than or equal to 0.30, and noise reduction effect is more than or equal to 5 dB. The cover material can comprehensively utilize the discarded rubber with the advantages of high toughness, sliding resistance and sound absorption and noise reduction. Thus, the cover material is applicable to the covers of the highway, the municipal road and the flat.

The invention discloses a submerged plant planting device, comprising a buoyancy layer, connection ropes, a submerged plant planting layer, a fixed rope an and anchor, wherein the buoyancy layer is formed by a peripheral frame and 12-20 float bowls fixed on the peripheral frame; the submerged plant planting layer is formed by 10-30 planting bricks connected through connecting pegs; each planting brick is formed by a hollow frame and planting matrix filled into the hollow frame, and can adapt to a plurality of submerged plant propagule such as sprouts, clints, seeds and the like; the buoyancy layer is connected with the submerged plant planting layer through four connection ropes; a connecting peg is arranged at the center part of the submerged plant planting layer and connected with the fixed rope; the other end of the fixed rope is connected with the anchor and arranged at the water bottom; the submerged plant planting layer floats up and down along with water-level fluctuation, but the distance to the water level is kept constant all the time. The planting brick structure and the submerged plant root are good to fit, the device is stable in form for a long period of time, the effect on the submerged plant caused by drastic change of water level and stormy waves can be effectively avoided, and the overall device is simple to assemble, and free of labor management in the actual operation process.

The invention discloses a bow-type cultivation trunk molding method of lythraceae lagerstroemia trunks. The method mainly includes the following steps: (1) designing trunk molds, deconstructing the molds into single-plant technical atlases, and selecting a planting bed for cultivating nursery-grown plants; (2) manufacturing and installing a supporting net frame in the planting bed; (3) manufacturing and installing a bow-shaped cultivation trunk molding ladder frame on the supporting frame; (4) carrying out bud fixing and bud picking on the nursery-grown plants; (5) binding and fixing twigs on the bow-shaped cultivation trunk molding ladder frame; (6) unbinding and exchanging binding objects which are not beneficial for trunk growth; (7) carrying out multi-point nurse grafts on the bow-shaped trunks according to molding design; and (8) cultivating in a healing mode, constructing crowns, the trunks and branches, and forming the target molds. The bow-type cultivation trunk molding method of the lythraceae lagerstroemia trunks is creative. Moreover, the nurse grafts can be carried out on single plants of the certain number to obtain the molded trunks, molding time is shortened, and characters, patterns or three-dimensional bodies can also be molded on planes or curved surfaces of the trunks.

The invention provides a production process of a biological-organic-inorganic ternary compound fertilizer which is prepared by the following steps: mixing crop stalks, such organic components as livestock manures and active biological agents, regulating the carbon nitrogen ratio from 26 to 35, PH from 5.5-8.2 and moisture from 40% to 65% according to the organic matter contents of the crop stalksand the livestock manures, fermenting the mixture at minus15-75 DEG C for 20-50 days and ensuring the living bacteria count to be 0.03-0.2 billion / g, carrying out turning and oxygenating, fermenting in deep tanks and grinding on the mixture to prepare the biological organic fertilizers, mixing the biological organic fertilizers with the inorganic fertilizers and trace elements and simultaneously adopting the low-temperature drying process after extruding granulation and the biological agent spraying and cooling technology. The method can greatly shorten the decay period, ensure little nutrientloss and little generating capacity of sour gases in the processes of fermentation and decay and complete decay and fermentation, can enhance the stress resistance of the crops, ensure obvious disease-resistant effects and high survival rates of specific functional bacteria and has wide application. Through field contrast tests, both the production and income are increased by 10-25% by applying the biological organic fertilizer.

The invention relates to a compound fresh-keeping agent for a Shatang orange, which comprises: one of from 0.2% to 4% of film agent of shell lac, chitosan, and wool lanline, a mixture of two or three of from 0.1% to 0.15% of antiseptic prochloraz, iprodione, pyrimethanil, fludioxonil, azoxystrobin and tecto, from 0.02% to 0.05% of the surface-active material of alkyl sodium sulfonate or a sucrose fatty acid ester, from 0.02% to 0.05% of potentiating agent of diethyl aminoethyl hexanoate or pine needle essential oil, and allowance water. The compound fresh-keeping agent has the advantages that the Shatang orange processed by the agent of the invention is not easy to rot during storage and transportation, the base and leaves of the fruit are kept, and the leaves are kept green, qualified fruit rate is over 95%, the content of vitamin C, titrable acid and dissolvable solid content is not distinctly lowered, which improves the economic value of Shatang orange.

The invention discloses multi-phase combined lightweight aggregate concrete and a preparation method thereof. The multi-phase combined lightweight aggregate concrete is prepared from the following raw materials in part by weight: 1 part of cement, 0.40 to 0.50 part of fly ash, 1.836 to 2.219 parts of pumice sand, 0.028 to 0.043 part of corn straw fibers, 0.006 to 0.008 part of polyphenyl particles, 0.23 to 0.33 parts of rubber particles, 0.010 to 0.015 part of additive, 0.005 to 0.007 part of foaming agent, and 0.50 to 0.55 parts of water. The preparation method comprises the following steps:1, preparing thin-coating pumice sand and thin-coating straw fibers; 2, performing interference treatment of polyphenyl particles and rubber particles; 3, uniformly stirring the cement, fly ash, water, additive and thin-coating pumice sand; and 4, adding the polyphenyl particles, rubber particles and thin-coating straw fibers in turn, and continuing to stir. When the method is used, the mechanical performance of the lightweight aggregate concrete can be improved effectively, the thermal-insulation and heat-preservation performance is enhanced, and production cost is lowered.

The invention discloses a production method for an organic fertilizer. The production method can be used for mixing excrements of herbivore animals and plasters or plant ashes and coal ashes which are obtained by combusting lime sludge of a sugar factory or manioc waste and bagasse of a starch factory and quickly converting organic waste into available organic fertilizers by a zymophyte ecological method. According to the method provided by the invention, the stack fertilizer preparing time can be shortened, and the labor and the time can be saved. By using the organic fertilizer produced by the method, a perfect root environment can be constructed, so that rot diseases can be avoided; plants can fully realize the functions of absorbing the fertilizers, and crops can quickly grow up; the physical property and the chemical property as well as the microbial state of the soil are thoroughly balanced, so that the soil can be forever kept in an optical state for culturing crops. The organic fertilizer produced by the invention can be mixed with other trace elements, a plant growth promoter, chemical fertilizers and the like to prepare a composite fertilizer. Beneficial microflora can be added for further treatment; the non-toxic and harmless microorganism fertilizer can be compounded.

The invention provides a horizontal and vertical combined underdrainage device for improving interlayer soil of coastal mud flat reclamation area farmland. According to the device, coastal mud flat saline-alkaline land is provided with salt leaching channels, drainage bodies, concealed water flow collection and water suction conduits and open drainage ditches. The concealed water flow collection and water suction conduits are buried under the coastal mud flat saline-alkaline land according to the line spacing of 17-25 meters. The salt leaching channels are respectively provided with a vertical shaft every 4-6 meters in the length direction of the concealed water flow collection and water suction conduits, and the drainage bodies are arranged in the vertical shafts. The water inlet ends of the concealed water flow collection and water suction conduits are higher than the water outlet ends of the concealed water flow collection and water suction conduits, and the water outlet ends are connected with the open drainage ditches. The invention further provides a combined drainage method. According to the method, salt in the soil of the coastal mud flat saline-alkaline land is leached and flows into the vertical shaft type salt leaching channels along with water flow, and the concealed water flow collection and water suction conduits collect the water flow in the salt leaching channels and guide the water flow into the open drainage ditches. The device has the advantages of being reasonable in structure, convenient to construct and install, low in cost, short in improvement period, fast in effect, capable of being widely applied and popularized in the areas with the irrigation and drainage conditions and especially suitable for improving the highly-saline soil of the coastal mud flat reclamation area.

The invention discloses a production process for frying abelmoschus esculentus with different tastes at low temperature in vacuum. The production process comprises the following steps: blanching washed abelmoschus esculentus in hot water; cooling and putting the abelmoschus esculentus into an instant freezer to be instantly frozen; putting the frozen abelmoschus esculentus into a seasoning solution to be immersed in vacuum; leaching and putting the abelmoschus esculentus into the instant freezer to be instantly frozen; carrying out vacuum low-temperature frying on the frozen abelmoschus esculentus; centrifuging and removing oil to obtain a product. The instant abelmoschus esculentus food prepared by the invention keeps the color, aroma, taste and nutritional components of the abelmoschus esculentus; meanwhile, the fried abelmoschus esculentus with different tastes are prepared and are suitable for different crowds including children, youngsters, middle-aged and aged people, diabetes mellitus patients and the like.

The invention discloses a large cherry fresh-keeping technology, which comprises the following steps of: Step a, grading and selecting; Step b, cleaning; Step c, precooling and air-drying; Step d, gas packing; Step e, sterilization; Step f, refrigeration. According to the large cherry fresh-keeping technology, in comparison with large unsterilized cherries, large sterilized cherries has the following different characteristics under the set processing condition: the large sterilized cherries can be stored for 90 days and are not easy to decay while general storage only lasts 30-40 days; the large sterilized cherries undergo aseptic packaging, are convenient and instant to eat and have strong commercial functions; due to cold chain transportation, the storage of the large sterilized cherries is not restricted by transportation time; the large sterilized cherries have pure taste with no browning phenomenon and no loss, and have long shelf life.

The invention discloses a non-tube method for fast breeding aleurite seedling, comprising: taking disinfected stem carrying axillary bud of 2-3cm length as explant; enclosing its morphological upper notch, immersing its morphological lower notch in indolebutyric acid solution, cutting it in sand disk, dressing nutritional solution to keep sand disk wet, culturing it for 16. 2-20. 2 days under conditions of 25-28 Deg. C, 70-80% of relative humidity, 2000-3000 lx lighting strength and light period of 12 hour lighting / 12 hour dark, and getting rooting and integral plant. The invention is characterized by fast breeding, free from influence of national factors such as season and region, low variation rate, simple process and low cost.

An eight-quelite beef is proportionally prepared from beef, sugar, edible salt, soy sauce, anise, cinnamon bark, fennel and cloves through salting beef, stewing, baking flavouring, mixing and drying to obtain dried beef.

The present invention discloses a flat cable, which comprises signal unit sets and the insulating layer which wraps and fixes the signal unit set. The signal unit set is formed by at least two signals units arranged substantially on the same plane at an interval or side by side. The left and right sides of the signal unit set are directly wrapped by insulating layers. The insulating layer is formed by splicing and bonding at least one insulating film, and the splicing points at two ends of the insulating film are located on the upper side or the lower side of the signal unit set. In the flat cable of the present invention, the length of the overlapping portion can be set as required, effectively preventing the phenomenon such as insulating film tear and short circuit caused by insulating film tear.

The present invention provides a composite filler for biological filter bed. The described composite filler is mainly formed from non-metalic wire material, organic matter and porous light inorganic material. The described non-metalic wire material is used as supporting material. Said composite filler composition includes (by wt%) 10-60% of non-metalic wire material, 10-60% of organic matter and 10-60% of porous light inorganic material.

The invention discloses a planting substrate for dendrobium officinale. The planting substrate comprises a substrate A, a substrate B and a substrate C which are arranged in a manner of being superposed sequentially from bottom to top, wherein the substrate A is prepared from 10-20 parts (by weight) of dried rice straws or dried sugarcane leaves; the substrate B is prepared from 5-20 parts (by weight) of medium sand, 10-30 parts (by weight) of edible fungus leftovers, and the like; and the substrate C is prepared from 15-45 parts (by weight) of biocarbon, 15-45 parts (by weight) of semi-corroded miscellaneous tree branches, 15-45 parts (by weight) of tung fruit peels, 15-45 parts (by weight) of corncobs, 15-45 parts (by weight) of pine barks, and the like. A preparation method for the planting substrate comprises the steps of preparing the biocarbon, preparing the substrate A, the substrate B and the substrate C and then carrying out superposition. The preparation method for the planting substrate is simple and easy to understand; and the planting substrate prepared by the preparation method has the advantages that the condition that the substrate is rotted, is air-proof and does not hold moisture in long-term use is overcome, the cost is low, the nutrition is complete, the growth of the dendrobium officinale is better facilitated, dendrobium officinale stems are promoted to grow more sturdy, and dendrobium officinale root systems are promoted to be more developed.

The invention relates to a straw drainage piece. The straw drainage piece is characterized in that a straw section (2) is placed in a non-woven fabric bag (1), strapping tapes (3) are disposed at two ends of the non-woven fabric bag and tightly tie the non-woven fabric bag (1), and the length of the straw section (2) ranges from 30mm to 50mm. A method for manufacturing the straw drainage piece include a, cutting cotton straws to form the straw section (2) with the length ranging from 30mm to 50mm; b, soaking the straw section in preservative liquid for 3 to 10 days, then fishing out the straw section and solidifying and drying the straw section; and c, loading the straw section (2) into the non-woven fabric bag (1), and compacting the non-woven fabric bag (1) loaded with the straw section (2). The straw drainage piece is cheap in price, rich in material and simple in implementation, is free of environmental pollution, and cannot cause blockage easily.

The invention discloses a corn straw silage feed preparing technology. A corn straw silage feed is prepared through the steps of preparing a silage pond, collecting and sorting silage feed raw materials, performing cutting-up, adding a feed additive, performing loading, closing over dry substances, performing film coating pretreatment, and performing earth coating for sealed storage. According tothe corn straw silage feed prepared by the corn straw silage feed preparing technology disclosed by the invention, the content of a hazardous substance, namely flavatin, in the feed is reduced, the mildew and rot rate of the feed is reduced, and the mouth feel and the quality of the feed are improved; besides, the silage feed is not liable to decompose due to silage, the silage loading void content is reduced, and favorable anaerobic environment can be created for lactic acid bacteria fermentation, so that fermentation is facilitated; a layer of the dry substances are covered, so that the situation that a large quantity of nutrient components run off along with moisture is avoided, nutrient loss is reduced, and the fragrance of lactic acid of the silage is improved; and the feed additive is added, so that the quality of the silage feed can be improved, the food consumption of the feed is increased, and the palatability of the feed is strengthened.

The invention discloses a dendrobium officinale planting substrate containing modified biochar, which comprises substrate A, substrate B and substrate C arranged sequentially from bottom to top; according to the ratio of parts by weight, substrate A is 10-20 parts of dry rice straw Or 10-20 parts of dry sugarcane leaves; substrate B is 5-20 parts of silkworm excrement, 10-30 parts of rice bran, etc.; 45 copies etc. The preparation method of the planting substrate is the preparation of modified biochar, the preparation of substrates A, B and C, and then superposition. The preparation method of the present invention is simple and easy to understand, and the planting substrate prepared by the present invention overcomes the long-term use of the substrate, rots and airtight, does not retain water, and has low cost and complete nutrition, which is more conducive to the growth of Dendrobium candidum, and promotes the growth of Dendrobium candidum Stronger and more developed root system.

The invention relates to the technical field of preparation of plant culture media, and in particular relates to a preparation method of a dendrobium officinale culture medium. The culture medium consists of peanut shells, saw dust, river sand, peanut bran and microbial strains. The method comprises the following steps of: first, fermenting the peanut shells, the saw dust and the peanut bran by the microbial strains to obtain biofertilizer; and then, mixing and uniformly stirring the biofertilizer and the river sand to form the culture medium for production. The sand river applied in the method is better in water retention, and thus water management of the medium is over less than half of conventional water management in production. The peanut shells are large in size, and thus the medium is loose and good in ventilation. The peanut shells are hard and not easy to rot, and nutrients are converted slowly, so that a long-acting and balanced nutrient supply system is formed. Meanwhile, the medium is loosened in texture to promote growth of multiple root systems of dendrobium officinale, so that the growing speed and the yield of dendrobium officinale are improved. The method is beneficial to large-scale and intensive artificial cultivation of dendrobium officinale in plants.

The invention discloses a manufacturing method of an insect-resistant and moisture-proof composite wooden door. The manufacturing method comprises the following steps: spraying insect powder onto straw and reed straw for dispelling insects for 3 days or above in order to kill internal worm eggs and dispel internal worms; then, drying the straw and reed straw, and smashing into granules; performingACQ preservative treatment on the granular raw material to prevent the raw material from decaying easily; uniformly mixing the raw material through natural resin in order to condense the granular material; repeatedly paving and pressing on a flat board with a fence; laminating and drying the middle part with an adhesive to form a multilayer solid regenerated board. When a door core is manufactured with the multilayer board, cracking is prevented compared with the conventional wooden door. The whole door core board is a solid regenerated board made of the straw and the reed straw, so that theregenerated board is low in density, is light in mass and is convenient to transport, waste utilization is realized, and meanwhile the problem of cracking of the conventional wooden door is solved.

The invention provides a combination type garbage can. The combination type garbage can comprises a garbage can shell, a garbage can inner barrel and a cover plate, wherein the garbage can shell comprises a shell body, a garbage feeding opening and a first opening are formed in the shell body, and a herringbone cover plate group is arranged at the part of the garbage feeding opening; the size of the cover plate is matched with that of the first opening, and a boss and a clamping part are arranged on the cover plate; and a second opening and a U-shaped clamp are arranged on the garbage can inner barrel. By applying the technical scheme, the integral structure is simple. By adopting the combination design of the garbage can shell and the garbage can inner barrel, the garbage can shell is always kept clean and tidy, and the garbage can inner barrel can meet garbage storing requirements, so that the practicability is strong. The design objective of the cover plate is to seal the first opening, and the clamping part arranged on the cover plate is clamped by a manipulator to take the garbage can inner barrel out of the garbage can shell and restore the garbage can inner barrel in the original position. The operation is convenient, and fixed-point placing requirements are met.

The invention provides a method of engineering sand treatment which contains the following steps: delimitation: classify the tires based on their sizes. Paving: according to the delimitation result, arrange the tires on the subsequence that the large on front and the small on back in the desertification land. Array several cross beams on the upwind direction and several vertical beams on the tailwind direction. Sow desert biological seeds in the block sand barrier formed by the cross and vertical beams. The invention makes use of waste tires for engineering sand treatment on the desertification land by rational paving. With the attributes of corrosion resistance, weathering resistance and high-temperature resistance, each tire can be used for many times. It can reduce the treatment cost, enlarge the treatment scale and reduce the environmental pollution and its degree of the increasing waste tires caused by the social advance especially in the developed areas.

The invention relates to a polymer alloy waterproof coiled material and a production method thereof. The coiled material comprises an alloy plate layer and a polymer material layer, which are integrated together. Two side surfaces of the alloy plate layer are both painted by an anti-oxidant material. At least one side of the waterproof coiled material is provided with a waterproof anticorrosion self-adhesive rubber layer, whose external side is covered by a silicone oil membrane. The waterproof anticorrosion self-adhesive rubber is composed of the following components in percentage by weight: 20 to 45% of thermoplastic butadiene styrene rubber, 10 to 35% of aromatic hydrocarbon oil, 3 to 25% of thermoplastic solid acrylic resin, 3 to 5% of antirust antiseptic, and 8 to 19% of talcum powder. The coiled material has the advantages of good waterproofness, good corrosion resistance, UV resistance, low temperature resistance, aging resistance, puncture resistance, and quickness for construction, is a novel waterproof material that can be perfectly bound and integrated with buildings, is suitable for various construction projects such as subways, tunnels, bridges, roads, underground projects, roofs, and the like, and is especially suitable for waterproof projects on the surface layer of plant roots.

The invention discloses a method for lichee fresh-keeping by epigallocatechin gallate. The method comprises the following steps of a, harvesting lichee fruits which have a maturity degree of 80-90% and no mechanical injuries and insect diseases on a sunny day, and b, immersing the lichee fruits in a fresh-keeping solution for 0.5-5min, drying the fresh-keeping solution on the surfaces of the lichee fruits in air, and carrying out packaging and storage, wherein the fresh-keeping solution comprises 0.05-2wt% of an epigallocatechin gallate solution. The lichee treated by the method does not decay easily in storage and conveying, has the appearance which has no obvious change, and has a reduced browning index and a commodity rate improved by 15-50%. Therefore, the method greatly improves a lichee economic value. The method can be used for fresh-keeping of granulated sugar oranges, banana and papaya.

The invention discloses a preparation method of myriophyllum elatinoides silage feed. The method comprises the following steps of A, harvesting myriophyllum elatinoides; B, dewatering the myriophyllum elatinoides: dewatering the myriophyllum elatinoides until the water content is between 50 percent to 60 percent; C, mixing materials: mixing corn powder accounting for 10 percent to 20 percent of the total weight of the silage feed, a lactobacillus solution (containing plant lactobacilli and saccharomyces cerevisiae) accounting for 1.5 percent to 3.0 percent of the total weight of the silage feed and the dewatered myriophyllum elatinoides; D, performing bagging and sealing: encapsulating the silage feed by using an efficient respiratory membrane solid-state fermentation bags, and ensuring the oxygen-free and sundry-bacteria-contamination-free fermentation environment. The myriophyllum elatinoides with capability of efficiently governing the nitrogen and phosphorus pollution water bodies is used as main raw materials for preparing the silage feed, so that the gastrointestinal tract functions of animals can be improved; the intestinal flora balance is maintained; the effect of improving the immune system functions of poultry and livestock animals is finally achieved; the resource circulation utilization of nitrogen and phosphorus in an agroecological system is promoted; meanwhile, the popularization of a myriophyllum elatinoides ecological pollution control technology is greatly promoted.

The invention discloses a method for cultivating rhizoma polygonati seedlings. The method for cultivating the rhizoma polygonati seedlings includes the step (1) of seed collection and storage; the step (2) of seed germination, and the step (3) seedling cultivation. The method for cultivating the seedlings is high in seed germination rate and seedling rate, effectively shortens the entire seedlingculture period, reduces cost, has high benefit, and is convenient for expansion and promotion. Rhizoma polygonati seeds are mixed with sand for storage, and water absorption obstacles of the rhizoma polygonati seeds are alleviated, thereby effectively breaking the dormancy. Further, during outdoor storage, first an isolation layer is arranged, so that certain wettability can be maintained while the accumulation of water in the storage position is effectively prevented, and the dormancy breaking efficiency is greatly improved. An arranged mixed plant layer does not rot easily after being driedand rubbed. Under the immersion of rainwater and the like, on the one hand, plant-derived materials released can repel pests in the soil, and on the other hand, the plant-derived materials released can avoid seed mildew to a certain extent.

The invention provides a wood board painting method, and relates to the technical field of wood board processing. The wood board painting method includes the steps that coarse grinding and fine grinding are conducted on a wood board firstly, then the wood board is soaked into disinfection liquid to be subjected to treatment, the wood board is dried after being washed to be clean with clear water, a layer of protective film is sprayed on the surface of the wood board, undercoat is sprayed on the wood board, the sunken portion of the wood board is filled and leveled up with putty, another layer of protective film is sprayed on the wood board, finally finish paint is sprayed on the wood board, and the wood board is subjected to air-drying; grinding pre-treatment is conducted on the wood board before paint spraying, the primary paint spraying requirement is met, the wood board is soaked into the disinfection liquid to be subjected to treatment so that the wood board can be disinfected and not prone to being rotted, and meanwhile the strength of the surface layer of the wood board can be improved, the strength of the wood board can be further enhanced and the adhesive force of the wood board and the undercoat can be improved by spraying the protective films on the surface of the wood board after disinfection, and the protective film between the undercoat and the finish paint can enhance the adhesive force between the undercoat and the finish paint, so that the finish paint is not prone to falling off.

The invention provides an environment-friendly multi-effect adhesive including a viscous slurry base material and a Chinese herbal medicine additive, wherein the composition ratio of the viscous slurry base material to the Chinese herbal medicine additive is (90-98) to (2-10). The prepared adhesive has the advantages of insect expelling, mould prevention, damp prevention, bacteria resistance, no decaying and no deterioration of the slurry, and adhesion force increasing; and the preparation method is simple, raw materials are easy to obtain and the cost is low.

The invention discloses a road construction pretreatment device. The road construction pretreatment device comprises two rows of roadbed support bodies, an even number of support layers and a plurality of connecting plugs, wherein the two rows of roadbed support bodies are arranged inside a roadbed in the extending direction of the roadbed; the roadbed support bodies of any row of roadbed supportbodies are uniformly partitioned from one another, and any roadbed support body comprises a plurality of support pieces arranged in a tandem array manner; the even number of support layers extend in the length direction of the roadbed and are arranged inside the roadbed; the connecting plugs are embedded at the joint of two sections of the roadbed. According to the road construction pretreatment device provided by the invention, the strength, stability and drainage performance of the roadbed can be improved effectively, the traffic load capacity of the road is improved integrally, and the service life is prolonged. A correct and reliable construction method is further provided for the road construction pretreatment device.

The invention provides a melastoma dodecandrum lour planting method, and particularly relates to the technical field of plant cultivation. The method adopts a mode for planting melastoma dodecandrum by using a seedling solution for rooting culture of cutting strips. Firstly, the cutting strips are placed and soaked in rooting water, cultivating and rooting are conducted with the seedling solution,field planting is conducted in a planting field, when water and fertilizer management is carried out, a vine enhancing agent and a fruit promoting agent are sprayed at the right time, the rooting rate of the cutting strips is over 98%, the total flavonoid content of active ingredients of a plant is above 35mg / g, which makes fruits have a heavy weight, enough sweetness and high yield, the shelf life of fresh fruits is prolonged to more than 20 days, so that the fresh fruits keep the original taste and freshness and do not easily rot, and the planting method is green, environmentally friendly,easy to operate, convenient to manage and suitable for scale and industrialization popularization.