370results about How to "Prevent waterlogging" patented technology

The invention discloses a groove-type planting method of nano-selenium Chinese yam. Deep soil is crushed and made to float to be mixed with cultivated soil through a deep plowing technology, by adding a certain amount of biological-organic fertilizer containing nano-selenium, the soil is fertile, loose, rich in organics, and is more suitable for growth of the Chinese yam, the selenium content of the Chinese yam is increased, and the nutrition and medicinal value of the Chinese yam are increased. A plurality of U-shaped planting grooves are arranged for planting the Chinese yam, the Chinese yam can transversely grow along the U-shaped planting grooves and is easy to plant and harvest, labor intensity is relieved, and production cost is reduced. Meanwhile, the planting grooves are made of materials with mesh holes, palm bark is laid inside the planting grooves, the breathability and water permeability of the planting grooves can be effectively improved, and waterlogging and droughts are both effectively prevented. A double-layer planting method is adopted, the utilization area of land is effectively increased, and production and income are both increased largely.

The invention discloses a solar automatic lifting system for a rainwater grate; the solar automatic lifting system comprises a lifting device and a control mechanism which are arranged below the rainwater grate, and a solar power supply device which is externally arranged, wherein a mounting frame is detachably arranged on the sidewall of a drain well below the rainwater grate; the lifting device is composed of two shear arms which are relatively arranged and a linear motor; two ends of the shear arms are respectively arranged in the rainwater grate and a rail on the mounting frame in a sliding mode; the linear motor is arranged between the rainwater grate and the mounting frame; the control mechanism comprises an external rainfall sensor and a controller; and the controller is arranged inside the well wall of the sewer. The lifting system disclosed by the invention can be used for automatically lifting the rainwater grate according to rainfall, so as to solve the problem that rainwater cannot be removed timely in weathers of heavy rain and rainstorm since the cover of a conventional drain well cannot be opened timely.

The invention provides a full road condition ponding water level monitoring alarm and drainage device and belongs to the field of ponding monitoring alarm and drainage devices for traffics. The device is characterized by comprising a road ponding monitoring device, an overpass tunnel ponding monitoring device, a water level monitoring display device, a water level monitoring alarm device and an automatic drainage device. The road ponding monitoring device and the overpass tunnel ponding monitoring device are connected with the water level monitoring display device. The device can monitor the ponding water level of various road conditions in real time, and transmit data to a monitoring center in real time, and the data can also be directly displayed to serve as action reference for municipal administration and passers-by. In addition, the device can drain water intelligently and actively according to the monitored water level data, and urban water logging is avoided.

The invention discloses a drainage control method of a catch basin. The method comprises the following steps: 1, when rainfall is zero, controlling sewage in the catch basin to be intercepted to a sewage pipe, and stopping draining to a drain pipe at the same time; 2, when the rainfall is greater than zero, detecting the concentration of pollutant in rainwater in the catch basin in real time from the beginning of rainfall until the concentration of the pollutant is detected to be less than a set value at a certain time t, and judging the rainwater within a period from the beginning of rainfall to the time t to be initial rainwater; 3, controlling the initial rainwater in the catch basin to be intercepted to the sewage pipe at the period from the beginning of rainfall to the time t; controlling the catch basin to stop draining to the sewage pipe at the time exceeding the time t, and controlling the rainwater to be discharged into the drain pipe. The drainage control method can be used for controlling dry flow sewage and the initial rainwater with higher pollutant concentration to be intercepted to the sewage pipe, thus avoiding the pollution to natural water; furthermore, the liquid level in the catch basin is detected in real time; when the liquid level exceeds a warning water level, the method can control the catch basin to naturally discharge the rainwater while intercepting the rainwater, thus avoiding waterlogging of a city.

The invention discloses a sponge city construction road rainwater processing system. The processing system comprises a green belt, a seepage storage well and a water storage well. The green belt comprises a planting part of the upper part and a purifying part of the lower part, wherein, the planting part comprises a separated net, a planting soil layer, a sand gravel layer and a biomass carbon layer which are sequentially arranged from top to bottom; the cleaning part comprises a purifying tank, and the outlet side of the purifying tank is connected with an sprinkler on the ground, a water tank for residents nearby, and a groundwater long distance pipe through a conveying pipe and a conveying pump. The periphery of the seepage water well, the storage well and the purifying tank is covered with the filtration mixture composed of pebbles, rice wheat stones, and limestone at any weight ratio. The other side of the water storage well is connected with a drain pipe, and the pipe opening of the drain pipe is directly connected with the filtration mixture. The sponge city construction road rainwater processing system has the advantages that rainwater is purified and efficiently used; the radial pressure of the rainwater is relieved; the rainwater can be directly absorbed and stored through the planting part, and can also directly enter the seepage storage well and the water storage well; the urban road waterlogging phenomenon is efficiently avoided.

The invention relates to the field of draining of municipal administration roads and particularly relates to a novel rainwater flow guiding device for municipal administration roads. The novel rainwater flow guiding device comprises a foundation pit formed in a draining region, wherein impounding reservoirs are arranged on two sides of the foundation pit, and a planting layer and a macadam layer are arranged between the impounding reservoirs on two sides; water inlets are formed in the top ends of the impounding reservoirs, and draining pipelines are connected to the side walls of the middle sections of the impounding reservoirs; and a water storage tank is arranged in the macadam layer and is communicated with the impounding reservoirs on two sides through water through pipelines, and a plurality of water absorbing cotton strips which penetrate through a tank body and extend into the planting layer are arranged in the water storage tank. The water storage tank is separated from the impounding reservoirs, the planting layer is separated from the macadam layer, and the water absorbing cotton strips are used for conveying moisture, so that the waterlogging death of the plants causedby serious impoundment is prevented; and during the inundation of rainwater, water can be drained by virtue of the drainage pipeline, so that the water levels in the impounding reservoirs and the water storage tank are controlled.

The invention relates to an apple ecological cultivation method for controlling diseases and pests and improving apple quality. The method comprises the steps that apple seedlings are planted in March or April in the mode of wide rows and dense planting, the apple seedlings with the height of 1 m to 1.5 m are planted on ridges, the apple seedlings are irrigated thoroughly, and soil of the ridges are kept wet; Chinese yew seedlings are planted between every two adjacent apple seedlings on each apple seedling ridge, and the height difference between each apple seedling and each Chinese yew seedling is obvious from July to September; the height of each apple seedling is controlled to range from 2.5 m to 3 m, the height of each Chinese yew seedling is controlled to range from 0.8 m to 1 m. According the apple ecological cultivation method that each Chinese yew seedling is planted between every two adjacent apple seedlings, Chinese yew has the function of pest killing, the roots of the Chinese yew and cut branches, stems, leaves and fruits of the Chinese yew are smashed and applied to an orchard as fertilizer, and therefore apple diseases and pests are controlled in dual modes; in this way, pesticide is not sprayed to the apple seedlings and the Chinese yew seedlings in the whole growth process, and therefore the quality and the taste of apples are guaranteed.

The invention discloses a water-saving greenhouse flower planting appliance, comprising a greenhouse and a planting bed. The top of the planting bed is provided with a plurality of planters in an array manner, the bottom of the planting bed is provided with a base plate, the bottom center of each planter is provided with a water hole, a seepage pipe is disposed in a gap between each planter and the base plate, the bottom end of very water hole is fixedly connected with one side of the seepage pie, a water outgoing end of the seepage pipe is fixedly connected with one side of the filter tank through a drain pipe, one side of a filter tank is fixedly connected with one side of a water supply tank on one side of the bottom of the planting bed through a connecting pipe. Surplus water from flower watering can be conveyed to the filter tank through the seepage pipe disposed at the bottom of the planters, the filter tank conveys the water into the water supply tank for secondary irrigation, and therefore, it is possible to avoid death of planted flowers to due water logging and also save water resources.

The invention relates to the field of building construction, in particular to a concrete pavement automatic screeding device. The device consists of two walking trolleys, a vehicle track, a screedingmechanism and a horizontal adjustment mechanism. The two walking trolleys are disposed symmetrically, and can achieve stepping movement along both sides of the pavement, the vehicle track is detachably connected to the two walking trolleys, also both ends of the vehicle track are hinged to the two walking trolleys, the screeding mechanism is mounted on the vehicle track, and the screeding mechanism can do reciprocating motion on the vehicle track. According to the invention, the two walking trolleys and the vehicle track are in detachable connection, thus being convenient for transportation, the space occupation of the device can be saved during preservation, also the operation surface of the screeding mechanism can be kept level to a horizontal plane, and the pavement can maintain level after completion of construction, thus preventing water accumulation on the pavement.

The invention relates to an urban shock-resisting waterlogging-preventing rainfall flood management system, which comprises a plurality of blocks of concave green fields, a plurality of rainwater utilizing facilities, a plurality of concave rainwater parks, a plurality of concave playgrounds and an intelligent control system, and the urban shock-resisting waterlogging-preventing rainfall flood management system is characterized in that the concave green fields, the rainwater utilizing facilities, the concave rainwater parks and the concave playgrounds are communicated with one another though a water drain pipe network, the water drain pipe network is provided with a water drain pipe network liquid level meter, each concave rainwater park is internally provided with a park inner liquid level meter, each concave playground is provided with a playground inner liquid level meter, a water inlet of each concave rainwater park is provided with a park water inlet liquid level meter, a water inlet of each concave playground is provided with a play ground water inlet liquid level meter, the input end of the intelligent control system is connected with the output ends of the liquid level meters, and the output end of the intelligent control system is connected with control input ends of a water inlet / water discharging systems of the concave rain water parks and the concave playgrounds, thus an intelligent urban shock-resisting waterlogging-preventing rainfall flood management system is formed. The urban shock-resisting waterlogging-preventing rainfall flood management system has the beneficial effects that the shock can be resisted, the water logging is prevented, and the rain water is regulated, stored and discharged.

The invention mainly discloses an overpass rainwater recovery system and its installation method. Its technical proposal includes a bridge deck and a bridge pier. There is a first drainage pipe connected to the filter, the filter is connected to the underground water tank through the clean water pipe, the top of the pier is provided with a first collection bucket, and the bottom of the pier is provided with a second collection bucket connected with the first collection bucket, The second collecting bucket is connected with the filter through the downpipe. The invention has simple structure and convenient installation, can quickly collect and store rainwater generated during rainfall or road sprinkling, improve drainage efficiency, filter and purify rainwater before storage, improve water resource utilization efficiency, and solve water pollution problems. The collecting bucket and the second collecting bucket prevent rainwater from entering the inside of the bridge pier, effectively preventing rainwater from corroding the bridge pier or affecting the appearance, and are easy to apply and promote.

The invention discloses an underground pipeline dredging method. The underground pipeline dredging method is characterized in that sludge in a pipeline is gathered to a designated position through a pipeline dredging device and then removed out of the pipeline through external force. By means of the underground pipeline dredging method, the dredging effect of the pipeline can be effectively improved, the amount of sludge in the pipeline is greatly lowered, the occurrence ratio of sludge in the pipeline is controlled below 5%, smoothness of the pipeline is ensured, and drainage efficiency of an urban drainage system is improved.

The invention provides an agricultural water price comprehensive informatization processing system. An irrigation area information processing terminal collects and monitors the water consumption of the irrigation area in real time; planting crop information, irrigation area water weight information, irrigation area water weight certificate information, monitoring water quantity height informationof an irrigation area water delivery channel, monitoring pump station water storage capacity information of an irrigation area, monitoring current water quantity information of the irrigation area andmonitoring irrigation area video information, and transmitting the collected information to an agricultural water consumption monitoring server, and an agricultural water monitoring server is used for storing the data information transmitted by each irrigation area information processing terminal, realizing water quantity information data exchange and sharing based on WEB, unifying the data acquisition standard of each irrigation area, and presetting the comparison parameters of the irrigation area data; The collected irrigation area information is compared with a corresponding preset threshold value, and when the collected irrigation area information exceeds the preset threshold value, an alarm prompt is given out. The agricultural water monitoring server also sends the data informationto each irrigation area information processing terminal through the network architecture.

The invention discloses a highway drainage device based on urban waterlogging prevention technology, including a drainage well, the top opening of the drainage well is provided with a first step cavity, a drain manhole cover is arranged in the first step cavity, the drainage manhole cover is uniformly provided with a plurality of drainage holes, a plurality of support rods are uniformly arranged on the edge of the bottom end face of the drainage manhole cover, the other end of all the supporting rods is fixedly connected with a supporting plate matched with the drainage well, the upper part ofthe inner cavity side wall of the drainage well is uniformly provided with a plurality of supporting seats, the supporting seats are arranged below the supporting plate, the top end of the supportingseats is provided with an electric telescopic rod, and the top end of the telescopic rod on the electric telescopic rod is fixedly connected with the bottom end of the supporting plate. At the initial stage of the rainstorm, the electric telescopic rod is used to support the support plate, the support plate is used to support the entire drainage manhole cover through the support rod, and the drainage hole is enlarged, so that the rainwater enters the drainage well together with the garbage, the garbage is effectively prevented from blocking the drainage hole, the drainage capacity is enhance,and the occurrence of urban waterlogging is effectively prevented.

A soil moisture auto control system which can be used in subsurface irrigation, outer space agricultural farm irrigation, semi-arid and arid agricultural areas irrigation and nutrients addition, as well as auto watering and nutrients addition devices for flower and / or vegetable pots in indoor planting, by an external negative pressure design system responding to soil moisture needs by plants in the agricultural areas by bi-directional flows arrangements to automatically adjust moisture needs for plants.

The invention relates to a municipal drainage system, which comprises at least two drainage mechanisms implementing stepwise drainage. One drainage mechanism comprises a drain pump (1) mounted in a manhole (2). The second drainage mechanism comprises a next-level drain pump (11) mounted in a next-level manhole (12). The drain pump (1) discharges water leaking into the manhole (2) from the surface through a drain pipe (4) to the next-level manhole (12), and the next-level drain pump (11) discharges accumulated water inside the next-level manhole (12) to a discharge destination (9). Based on the existing actual condition, an existing drainage system is substantially unchanged, and only the drain pump (1), the drain pipe (4) and a control device (5) are mounted in the existing drainage system. The municipal drainage system is automatically used under special conditions, discharge of accumulated water is accelerated, and urban waterlogging can be avoided. The municipal drainage system is simple, feasible, reliable in control, low in operation cost and effective in drainage and meets environmental requirements.

The invention discloses an intelligent well lid. The lid comprises a well wall and a well lid body, wherein one end of the well lid body is hinged to the top of the well wall, a plurality of liquid leakage holes are formed in the well lid body, a liquid level sensor is connected to the back of the well lid body, a mounting groove is formed inside the well wall, the interior of the mounting grooveis connected with an intermittent moving piece, one end of the intermittent moving piece is connected with a dredging plate, a plurality of dredging columns matched with the liquid leakage holes are arranged on the dredging plate, a fixing plate is connected to the top of the well wall, and the bottom of the fixing plate is connected with an ejection piece. According to the lid, the intermittent moving piece is arranged inside the well wall, the intermittent moving piece drives the dredging plate to move intermittently, so that the liquid leakage holes can be intermittently dredged through thedredging columns conveniently, rainwater on the well lid body is conveniently discharged, meanwhile, after the liquid level of the well lid body is too high, the well lid body is opened through the set ejection piece, meanwhile, the protection effect is achieved through a protection plate, and water discharging of the top of the well lid body is accelerated by opening the well lid body.

The invention provides a cloud water reduction and rain enhancement scale prediction method. The method includes the steps that 1, the cloud water reduction scale is predicted; 2, the positions of a rain reduction region and a rain enhancement region are determined; 3, the cloud water migration operation scale and the number of needed devices are measured and calculated; 4, a floating platform is arranged; 5, a floating large-diameter pipeline is arranged; 6, cloud water migration operation is performed. By the application of the technology, input and output port differential pressure and an artificial flow guiding technology, vapor in clouds moves to fixed points in a quantification and orientation mode, precipitation redistribution is achieved, and disaster reduction and environmental improvement dual-factor artificial influence weather is achieved.

The invention provides a rainwater collection and treatment system for a sponge city. The system comprises a site rainwater pipe network, the site rainwater pipe network comprises a plurality of sub-catchment areas obtained by dividing a site according to areas in advance, according to each of the sub-catchment areas, by using a drain pipeline, a part of rainwater splits, and is collected and concentrated to a rainwater main pipeline, the other part splits to a municipal drainage pipeline, the rainwater main pipeline delivers the rainwater to a rainwater collecting pool through a rainwater intercepting and basket hanging device, a rainwater abandonment filtering device and a rainwater filtering device buried under the ground surface, the rainwater collecting pool is provided with an inspection well and a reusing well, recovered water in the rainwater collecting pool is lifted to the ground through a lifting pump in the reusing well, is further purified by a purifying integrated machine, and then is used for road washing or green irrigation. The system is managed according to regions, abides by the principle of ecological priority, promotes the utilization of rainwater resources andecological environment protection, reduces the discharging amount of regional rainwater runoff, and achieves ecological effects.

The invention discloses a rainwater particle filter device, which comprises a well body as well as a water inlet pipe and a water outlet pipe which are arranged at the front end and the rear end of the well body. The rainwater particle filter device is characterized by further comprising a retaining wall arranged inside the well body and a scum retaining wall behind the retaining wall, wherein the retaining wall extends upwards from the bottom of the well body until upper end is flush with or lower than the lower surface of the water inlet pipe; the scum retaining wall extends downwards from the top of the well body until lower end is lower than the upper end of the retaining wall; and a water penetrating device, which is used for filtering rainwater at a low flow and is used for promoting overflow of the rainwater at a high flow, is arranged on the water outlet pipe behind the scum retaining wall. The filter device disclosed by the invention, which is used for processing floating objects and particles in the rainwater in a mode of combining gravity settling and penetrating interception of a water penetrating plate, is simple and efficient.

The invention discloses a cultivation technology for wide-ridge and furrow sowing of wheat in saline-alkali land, comprising the following steps: S1, soil preparation before sowing: after the previous crops are harvested, the land is rotary tilled by a rotary tiller, so that the tillage layer is evenly pulverized and there is no large soil Block, the land is leveled; S2, Irrigation: Check the soil moisture, and pour water into the land to keep the water layer at 0.5‑1cm; S3, Ridging: Use a ridge and seeding machine or manually to ridge the land, and the ridge width is required to be 30‑1 cm 50cm, the height of the ridge is 10-30cm, and the width of the ditch formed after the ridge is 15-25cm; S4, sowing: sowing in the ridge is carried out while the ridge is raised, and the wheat is planted on both sides of the ditch to form two rows of wheat, and the planting method can be Adopt artificial planting or mechanical planting; S5, management: after the wheat survives, apply 9-13 kg of urea per mu as seedling fertilizer, and apply 4-9 kg of urea per mu during the jointing stage of the wheat. While improving the utilization efficiency of saline-alkali land, the invention increases grain output, obtains higher economic benefits, and has good application prospects.

The invention relates to a collecting device for disposing rubbish accumulated in sewers in urban environmental sanitation, in particular to an automatic collecting device for rubbish in urban sewers. The automatic collecting device comprises a supporting device, a lifting device, a rotating device and a rubbish collecting device, wherein the supporting device is installed in a sewer, the lifting device is installed on the supporting device, and the rubbish collecting device is connected with the lifting device through the rotating device. The automatic collecting device has the advantages of intercepting and collecting all kinds of rubbish in a full-automatic mode and can relieve the problems that when environmental sanitation workers clean sewers, rubbish cleaning difficulty is high, rubbish searching blindness is high, rubbish collecting time is long, the area of manual rubbish intercepting and collecting is small, and the working environment is hostile, so that the automatic collecting device has practical significance and popularization prospects and is very wide in application range and easy to use and popularize.

The invention provides a method and system for manually influencing weather. The system comprises an integrated floated pipeline, a floated platform and a system remote control platform. The integrated floated pipeline is used for cloud water collecting, conveying and seeding, and in other words, the integrated floated pipeline is used for cloud water collecting, conveying and rainfall catalyst seeding so that rainfall can be generated. The floated platform is used for hanging and drawing the integrated floated pipeline and is suspended on a mooring table though a mooring guy in a fixed point mode. The system remote control platform is used for floated platform lifting, pipeline connection, separation, rainfall catalyst seeding and ground control of working environment observation and monitoring, and is used for improving the manual cloud water migration work efficiency, recording data and improving safety guarantees. The researched and developed light, high-strength and large-drift-diameter pipeline is applied, and 67.4 tons of cloud water can be migrated per hour on average through the single pipeline. By means of the input and output port pressure difference and the manual diversion technology, fixed-point, quantitative and directional movement of moisture in cloud is achieved, redistribution of rainfall is achieved, and weather can be manually influenced through dual factors including disaster reduction and environment improvements.

The invention discloses a vertical rainwater zoning drainage system which comprises a concave green area, a low-zone rainwater disposal facility and a high-zone rainwater disposal facility, wherein the low-zone rainwater disposal facility comprises a municipal rainwater inspection well, a road gully on the side of a road, and a sheetflood gully in the concave green area; the high-zone rainwater disposal facility comprises an overflow gully in the concave green area, a water collecting basin and an emergency rainwater discharge pump set; the overflow gully is connected with the water collecting basin; the water collecting basin is connected with the emergency rainwater discharge pump set; a delivery outlet of the emergency rainwater discharge pump set is communicated with an urban flood drainage channel or a ravine or a depression; the municipal rainwater inspection well is communicated with the sheetflood gully; the road gully is connected with an overflow communicating pipe; an outlet of the overflow communicating pipe is communicated with the concave green area; the overflow gully is designed in the specification that P is greater than set P; and the sheetflood gully is designed in the specification that P is less than or equal to set P. The system nips in the bud, can effectively prevent and treat a waterlogging disaster generated by rainstorm, can ensure personal and property safety, and changes passive salvation after the disaster into positive prevention and treatment before the disaster.

The invention relates to a sewage-intercepting optimization system of an interception type water draining pump station additionally provided with a porous water-permeating partitioning wall. The sewage-intercepting optimization system comprises a water collecting pool with an opened top part, an upstream combined pipeline or a rainwater feeding pipe communicated with the water collecting pool, water feeding channels arranged in the water collecting pool in sequence along the water flowing direction, a water feeding grating, porous water-permeating partitioning wallsand a flow guiding wall,wherein the water feeding grating, the porous water-permeating partitioning wall and the flow guiding wall enclose into an embedded type sewage intercepting pool commonly, and the embedded type sewage intercepting pool is opened at the top part, is independent from the water collecting pool and partitions the water collecting pool into two independent branched water collecting pools which are internally and respectively provided with a rainwater pump and a water draining pipe network communicated with the rainwater pump; and the embedded type sewage intercepting pool is internally provided with a sewage intercepting pump and a sewage draining pipe network communicated with the sewage intercepting pump. Compared with the prior art, the sewage-intercepting optimization system is applicable to high-efficiency sewage-intercepting modification of built combined sewage treatment and drainage pump stations and rainwater pump stations mixed with separated sewage treatment and drainage systems.

The invention discloses a high-compartment ridge-culture planting method for olive trees. A sloping field high-compartment ridge-culture planting method comprises the following steps of: a, dividing a sloping field into a plurality of strip-shaped platform lands according to the contour lines of a slope, deeply ploughing the platform lands once, and then broadcasting a base fertilizer; b, excavating a deep trench at the inner side of each platform land and forming a high compartment; c, planing and taking high-compartment soil, and producing a strip-shaped ridge at the outer side of the platform land and at a place which is 1 / 3 of the width of the platform land; d, planting the olive trees on the ridges. A flat land high-compartment ridge-culture planting method for olive trees comprises the following steps of: a, deeply ploughing the planting land, and then broadcasting a base fertilizer; b, excavating a deep trench in parallel to planting rows at the middle of every two adjacent planting rows, and forming a high compartment; c, planing and taking high-compartment soil, and producing a strip-shaped ridge at the centre of the high compartment; d, planting the olive trees on the ridges. The method disclosed by the invention is capable of preventing the olive trees from waterlogging damages, reducing root decaying degree, maintaining the normal growth vigour of tree bodies, reducing irrigation frequency, decreasing irrigation management and protection costs, and improving yield and quality.

The invention discloses a domestication cultivation method of bletilla striata tissue culture seedlings. The domestication cultivation method comprises the following steps: A, preparing a substrate, wherein the substrate comprises mixtures of pine nut shells, humus soil and sheep manure and mixtures of sawdust, chicken manure, bean cakes and sesame oil residues; B, digging a culture pool in a greenhouse, C, successively spreading the mixtures of the pine nut shells, humus soil and sheep manure and the mixtures of the sawdust, chicken manure, bean cakes and sesame oil residues in the culture pool; D, selecting the bletilla striata tissue culture seedlings, and then cleaning, carrying out disinfection and drying; E, planting the tissue culture seedlings obtained in the step D on the substrate in the culture pool, wherein the row spacing is 2 cm to 4 cm, and the plant spacing is 1 cm to 2 cm; and F, managing: controlling the temperature in the greenhouse to be within 22 to 25 DEG C, the humidity to be within 60% to 70%, the illumination intensity to be within 2500 LX to 3000 LX, and the illumination time for 10 h to 13 h daily; regularly watering; and transplanting in fields after 3 months. The bletilla striata tissue culture seedlings are domesticated by using the method, so that good growth of the tissue culture seedlings can be ensured, the ratio for meeting requirements of field transplantation is greatly increased, and the qualified rate of the tissue culture seedlings is improved.

The patent of the invention discloses an urban road separating pedestrians from vehicles. All the components of the cross section of the urban road are not arranged on one horizontal plane, and are designed into concave or convex trapezoidal cross sections; green belts are designed into inclined planes meeting the head room of sidewalks to separating vehicles from pedestrians, so that motor vehicles driven on the bottom surfaces or (the top surfaces) and pedestrians walking on the top surfaces or (the bottom surfaces) have different ways and are not mutually interfered; pedestrian posterns or pedestrian footbridges are arranged at intersections, and pedestrian zebra crossings and pedestrian traffic lights are needless. The urban road separating pedestrians from vehicles avoids the phenomenon that the pedestrians and the vehicles are crowded in the same road, avoids traffic accidents of the pedestrians and the vehicles, provides convenience for the old, children, the disabled and other people in crossing the road, reduces damage to human beings caused by traffic pollution such as exhaust gas, noises, vibration and dust, and facilitates laying, repairing and maintaining various urban pipelines.

The invention relates to the technical field of treatment of domestic sewage, in particular to an application method of a sewage treatment device. The method includes the steps of firstly, dischargingsewage and performing anti-blocking treatment; secondly, purifying the sewage; thirdly, discharging impurities. By the method, reutilization of the sewage can be achieved.

The invention belongs to the technical field of gastrodia elata planting equipment and discloses a planting box of gastrodia elata. The planting box comprises a box body. A planting layer and a fungus supply layer are distributed in the box body. The box body is divided into a planting portion on the upper portion and a water supply portion on the lower portion through a transversely arranged partition plate. Water is injected into the water supply portion. The partition plate comprises multiple supporting strips and sliding strips, wherein the supporting strips and the sliding strips are arranged alternately. The two ends of the supporting strips are fixedly connected with the box body, and the left ends of the sliding strips penetrate through one side of the box body. A connecting rod is further included. The ends, located outside the box body, of the sliding strips are all fixedly connected with the connecting rod. A thin film layer is arranged at the position, above the partition plate, in the planting portion, and multiple water-permeable holes are formed in the thin film layer. The planting layer comprises a mixture of sandy soil and leaves laid on the thin film layer. The fungus supply layer comprises multiple trunk sections, multiple evenly distributed fungus culture holes are formed in the upper surfaces of the trunk sections, halimasch strains are arranged in the fungus culture holes, and germinating strain layers are laid on the trunk sections. The problem that in the prior art, water is accumulated at the bottom of the planting box, so that the gastrodia elata rots is solved.