193results about How to "Full light" patented technology

The invention discloses a high slender spindle-shaped apple tree form and a trimming method thereof. As a whole, the tree form is of high slender spindle shape. After an apple tree is formed, the crown diameter of the apple tree is small, slender and high. The apple tree is 3.5-4.0m high and the trunk of the apple tree is 0.8-0.9m high. Thirty to fifty spirally arranged small boughs are grown on the central leading trunk of the apple tree. The average length of the small boughs is 1m. The average angle between the central trunk and the small bough is 115 degrees. The top-to-bottom spacing among the small boughs on the same side is 0.25m. The trimming method of the high slender spindle-shaped tree form is simple. Other boughs require no decapitation but branch drawing except that the central trunk requires short-cutting in winters in 1-2 years. Thereby, the trimming method can be popularized in tree forms of simplified trimming and low labor strength.

The invention discloses a kiwi fruit tree form with a single trunk and double main tendrils and a shaping trimming method of the kiwi fruit tree from. The trunk of the tree form is perpendicular to the ground, the height of the trunk ranges from 1.8m to 2.1m, the two main tendrils reversely horizontally extend by 2m to 3m along a row direction after being annularly crossed at a rack surface, 20 to 30 side tendrils are distributed on two sides of each of the double main tendrils like feathers, the pitch between each two side tendrils on the same side ranges from 30 cm to 40 cm, the side tendrils are perpendicular to the main tendrils to horizontal extend, and after the tree form is formed, allowance of full buds of a kiwi fruit tree garden per mu range from 10000 to 12000 after the kiwi fruit tree garden is trimmed in winters. The shaping trimming method of the kiwi fruit tree form is simple, after a tree is cultivated and formed, strong new side tendrils are reserved in summers to be used as fruit mother tendrils to cultivate in the next year, residual sprout tillers and new tendrils are removed, the fruit mother tendrils in the current year are reduced or removed when trimming inthe winter, and are replaced by the new fruit mother tendrils, branches and tendrils are bound in time, operation is easy, the quality of fruit is high, shortcomings that an existing kiwi tree form is messy, trimming is troublesome and the quality of fruit is poor are overcome, and accordingly the method is suitable for simplified trimming for a kiwi fruit tree garden by low labor intensity.

A heterodyne-interference-type optical fiber hydrophone time division multiplexing array and a demodulation method are disclosed. The optical fiber hydrophone time division multiplexing array comprises a narrow linewidth laser, a first coupler, a first acoustic-optical modulator, a second acoustic-optical modulator, a first optical fiber delay ring, a second coupler, a first circulator, a second circulator, a first photoelectric detector, a second photoelectric detector, a reference probe and a hydrophone sensing array. The sensing array adopts a parallel structure. Pulse light enters into each probe of the array through the delay ring in a time sharing mode so as to generate a sensing light signal. The reference probe is used for generating a reference light signal. The sensing light signal and the reference light signal are collected by the photoelectric detectors and then are converted into analog electronic signals. A signal demodulation module is used to carry out analog-to-digital conversion on the signals respectively. An arc tangent algorithm is used to resolve a submarine sound signal perceived by the sensing array.

The invention provides a submerged plant modularized growth bed and a method for recovering growth of underwater submerged plants. The submerged plant modularized growth bed comprises suspended solids, planting layers, plant layers, a growth substrate layer, a bearing layer and balance weight facilities, the submerged plant modularized growth beds are mutually connected to form an entire piece, micropores are formed in the bearing layer so that roots of the plants can penetrate through, the growth substrate layer adopts planting soil, the periphery of the planting layer is fixedly connected with the periphery of the bearing layer, the planting layers and the bearing layer wrap the growth substrate layer, the suspended solids are fixedly arranged around the submerged plant modularized growth bed, each suspended solid is hollow and is filled with air, and the balance weights are fixedly arranged at the lower end portion of the suspended solids to keep the depth of the modularized growth bed suspending on the water surface. The submerged plant modularized growth bed is reasonable in design, compact in structure, simple to manufacture, low in cost, simple to operate and convenient to manage, and the submerged plant modularized growth bed is degraded along with the growth of the underwater submerged plants, is free of pollution, protects the environment, is wide in application range, is widely popularized conveniently, and is favorable for recovery of the underwater submerged plants in different water areas.

The invention discloses a camphor tree cultivation method. The method includes seed preprocessing, fertilization, planting, entire pruning, post management and outplanting. The seeds are disinfected and sterilized before being planted, the disaster of seedlings can be reduced effectively, the seeds can germinate in an advanced manner for 10 to 15 days after being soaked in warm water, the base fertilizer is applied, on the basis of guaranteeing nutrition required by camphor tree growth, seedling growth is promoted, the seedling period is shortened, the seedling quality is improved, the seedling survival rate is increased, branches can be trimmed, complete light irradiation of camphor trees can be guaranteed, growth is accelerated, potassium nitrate is sprayed to leaves, and the growth of the camphor trees can be optimized; the cultivated camphor tree has the advantages of attractive appearance and high survival rate.

The invention relates to a box-type cultivation method of tussah pupa cordyceps militaris. The method comprises the steps of tussah pupa cleaning, sterilization, inoculation and cordyceps militaris cultivation. The strain is cultivated via a PDA liquid medium; and the strain is cultivated in a table concentrator at a temperature of about 23 DEG C till the culture solution is viscous and fungus balls appear after the medium is sterilized and inoculated at a high temperature. The cultivated liquid strain is filtered to an aseptic bottle; the fungus balls are washed with sterile water for 2-3 times, and the volume of the sterile water 0.5-1 time that of the bacteria liquid; and the whole process is finished through aseptic operations. During the inoculation, the bacteria liquid is absorbed and injected at a second section from the tail of the tussah pupa via an injector; after the inoculation, a single layer of the tussah pupa is put in a sterilized culture room; after the inoculated part scabs, the tussah pupas are transferred to a sterilized plastic box for cultivation; after the tail of the tussah pupa is rigidified and hardened and mycelia appear at the section, the tussah pupa is put in a box with air vents; the temperature and the humidity are kept till cordyceps militaris comes up; then the cordyceps militaris is collected and dried. The method has the advantages that the temperature and the humidity are easy to control and adjust, illumination is sufficient, collection is easy, cultivation time of the cordyceps militaris is short, the operation is convenient, growth of the cordyceps militaris is tidy, high success rate of 95% or higher can be achieved and commodity of the cordyceps militaris is good.

The invention provides a soldier pile overlapping arrangement type ecological revetment and a construction method thereof. The soldier pile overlapping arrangement type ecological revetment comprises a plurality of ecological revetment building blocks and a plurality of corresponding fixing piles, wherein plant growing grooves are formed in the ecological revetment building blocks; fixing grooves are connected to the outer parts of the ecological revetment building blocks; the ecological revetment building blocks are fixed to the corresponding fixing piles through the corresponding fixing grooves; the fixing piles are arranged into a plurality of rows and fixed to a river bank; the ecological revetment building blocks are fixed to the river bank in a combination manner of overlapping the plurality of rows of fixing piles in upper layers and lower layers along the height of the river bank; every two adjacent rows of fixing piles are staggered. According to the soldier pile overlapping arrangement type ecological revetment, the fixing piles are directly arranged and overlapped in the upper layers and the lower layers, and a pebble layer is used for supporting, so that the whole structure is firm and stable; the soldier pile overlapping arrangement type ecological revetment is stable in structure, and convenient and quick to construct; in addition, the building material consumption is reduced; the plant growing grooves are completely exposed, so that plants are completely under the light, and the individually-built plant growing grooves are large in space.

The invention provides a photocatalysis reduction method for CO2 in flue gas in an oxygen-enriched combustion power plant, which specifically comprises the following steps of: carrying out photocatalysis reduction reaction of CO2 in flue gas between the flue gas desulfurization and the CO2 compression in the oxygen-enriched combustion power plant, and collecting liquid products obtained by reduction reaction. The invention further provides a reduction device which comprises a reaction unit, a product collecting unit and a clapboard; the reaction unit comprises a reaction chamber, wherein two ends of the reaction chamber are respectively provided with a flue gas inlet and a flue gas outlet, the reaction chamber is internally provided with a plurality of baffle plates at intervals, gas channels are formed between the baffle plates and the wall of the reaction chamber, catalyst-loaded optical fiber bundles are fixed on the baffle plates, and the top end of the reaction chamber is provided with a quartz glass plate cover plate; and the product collecting unit comprises a collecting chamber arranged under the reaction chamber, the clapboard is arranged between the reaction chamber and the collecting chamber, and holes are arranged on the positions of the clapboard, which are in one-to-one corresponding to the optical fiber bundles. According to the invention, the CO2 emission reduction and the resource utilization can be realized, and the method and the device are higher in CO2 treatment capability, low in cost, free of pollution, and low in energy consumption.

The invention discloses a high-yield cultivation method for large selenium-rich peanuts. The method further includes a film laying procedure conducted after selected seeds are sown, silver black mulching films with the thickness of 0.8 mm are adopted for film laying, and during film laying, silver surfaces of the silver black mulching films face outwards and black surfaces of the silver black mulching films face the ground; the rotary tillage process is used, the rotary tillage depth is 15 cm, compound fertilizer is applied during rotary tillage, 40 KG of the compound fertilizer is used per mu, and the compound fertilizer contains 51% of nitrogen phosphorus and potassium fertilizer and 3% of selenium-rich micronutrient fertilizer capsules. According to the high-yield cultivation method for large selenium-rich peanuts, a single-ridge single-row sowing mode is adopted; 6000-7000 holes are adopted per mu; a silver black mulching film laying mode is adopted after sowing. By the adoption of the cultivation method, the weight per 100 shucks of cultivated peanuts is higher than 350g while the maximum weight per 100 shucks of high-yield peanuts cultivated in the prior art is 280g. Thus, high-yield cultivation of large peanuts is truly realized by the adoption of the cultivation method, and the cultivation method has milestone significance in the peanut cultivation field of China.

The invention relates to an external circulation enclosed photocatalytic reduction CO2 reaction device, which comprises a gas supply system, a circulation system, a detection system, a separation system and a reaction system. A light source is arranged in the center of a reactor; a photocatalyst is suspended in reaction liquid; CO2 gas serving as stirring power enters the reaction system from the bottom of the reactor to drive the reaction liquid and the catalyst to circulate in the reactor; on the separation section on the top of the reactor, partial gas is brought into an external circulation downcomer by the reaction liquid, and partial gas leaves the reactor and enters the reactor again through the circulation system; reaction products are brought out by the gas and separated in a condenser; and the separation system and the detection system can respectively collect and analyze the reaction products at any time. The reactor is suitable for a photocatalytic reduction CO2 reaction system and other gas-liquid-solid three-phase photocatalytic reaction.

The invention discloses a rotation type airing device which comprises a base, a support, a rotation body, a storage battery, a solar cell panel, a single-chip microcomputer, a motor and a belt transmission device. The support is fixedly arranged on the base, the rotation body is connected onto the support in rotating mode through a rotary shaft, the solar cell panel is connected with the storage battery, the storage battery is connected with the motor, an output shaft of the motor is connected with the rotary shaft in transmission mode through the belt transmission device, and the single-chip microcomputer is connected with the motor. The rotation type airing device is simple in structure, economical and practical, safe and reliable to use and simple to operate.

The invention relates to the technical field of stereo planting, in particular to an intelligent stereoscopic cultivation machine, comprising: a main support frame, a rail, a conveyer chain, a drivingsystem, planting trays and a master controller. The rail includes uphill segments inclined up, downhill rails inclined down and horizontal rails. The planting trays basically have no shading in the stereo mode and move autonomously in cyclic manner, sunlight is made efficient use, and plant yield and quality are increased. A matrix parameter sensing system, a water-fertilizer supply system, an automatic sprinkling system and a supplementary lighting system are provided; full-process control is achieved for the growth of plants; manpower is scarcely required; production management efficiency is greatly improved, and manpower cost is greatly reduced. An RFID (radio frequency identification) tag positioning and data recording system is used for assistance; therefore, the variety, growth process, period, lighting time, water-fertilizer record and the like can be fully recorded for each plant, and full-course tracing is truly achieved for agricultural products.

The invention relates to a movable sensing lamp which comprises a lamp base, a bulb and a lamp cover. The lamp cover is in thread connection with the lamp base. A sealed space is formed between the lamp cover and the lamp base. The bulb is arranged in the space and on the lamp base. A storage battery and a motor are arranged in the lamp base. At least two idler wheels are arranged at the bottom of the lamp base. The motor is connected with the idler wheels through driving shafts. A charging pin, a switch and an infrared sensing device are arranged on the side face of the lamp base. The movable sensing lamp is simple in structure and convenient to use, too many lamps do not need to be turned on when a person gets up in the night to urinate, electricity is saved, the switch of the sensing lamp is turned on, moving of the person is sensed through the infrared sensing device, where the person goes, the lamp goes, and accordingly sufficient lighting is obtained by the person in a certain area.

The invention discloses a method for formation of bioflocs by cyanobacterial bloom. The method includes: acquiring cyanobacterial bloom containing in-situ water from cyanobacterial bloom occurred water and performing proper concentration to keep the total nitrogen concentration of the concentrated cyanobacterial bloom system at 40-150mg / L, the dissolved total organic carbon concentration at 40-150mg / L, and the ratio (mass ratio) of total nitrogen to total phosphorus at 3:1-6:1; maintaining aeration disturbance of the concentrated cyanobacteria bloom at 22-38DEG C for 20-25 days so as to see formed bioflocs, in which a lot of navicula, Stauroneis and other diatoms plants appear. The method can transform cyanobacterial bloom into heterotrophic bacteria preponderant bioflocs, can promote harmless treatment and utilization of nitrogen in water and accelerate conversion of water nutrients, can be directly used for treatment of cyanobacterial bloom, and the formed bioflocs can be directly used for aquaculture or sewage purification.

The invention discloses a solar distillation device with an interface heating function. The solar distillation device comprises an overflow water storage tank, a double-layer glass cover plate, a photovoltaic panel, a water collecting tank, a solar absorbing material, a thermal insulation material, a hydrophilic material, an evaporation tank body and a pipeline part. The device can achieve the function that water is heated and evaporated on an interface; the heat loss of heat energy converted from solar energy to the environment can be reduced in virtue of a thermal insulation design; latent heat released by water vapor condensation and waste heat generated by photovoltaic power generation can be recycled at the same time through cooling of the glass plate; and the fresh water yield per unit area and the solar energy utilization rate of the device are greatly improved compared with a traditional passive solar distiller.

The invention provides a stepped circular-lighting rice seedling raising device. The device comprises a rack, a circulation device, a conveying device and a lighting device, wherein the circulation device comprises a wheel set arranged on the rack, at least two closed doughnut-shaped belts which are tensioned on the wheel set and a frame tray which has two ends in rotating connection on the doughnut-shaped belts; the wheel set comprises a driving wheel and first steering wheels which are arranged in high-low staggered extension manner; the conveying device comprises a conveyor belt, a grippingdevice and a spray device arranged on the conveying belt; the lighting device is arranged at the inner side of the doughnut-shaped belt and is parallel to the frame tray. Compared with the prior art,the stepped circular-lighting rice seedling raising device has the advantages that seedlings on a growing tray can be sufficiently lighted, space can be sufficiently utilized, and earth area can be saved; all growing trays can be irrigated with water supply at a fixed site; and the operation is mechanical and automatic, labor force and materials can be saved, and efficiency can be improved. The stepped circular-lighting rice seedling raising device has wide application range, high practicality, simple structure and low cost and is suitable for rice seedling raising requirement of various scales.

The invention discloses a dry-wet method temperature and humidity sensing probe using an optical fiber grating sensor, which is widely used in the technical field of environmental parameter monitoring. The technical solution is: the probe is composed of a base plate, a water tank, an outer shield, a humidity drainage line, a fiber grating temperature sensor, a fiber grating humidity sensor, and a tail cable. The fiber grating temperature sensor uses fiber grating to sense the external temperature change, and the fiber grating humidity sensor uses the dry-wet comparison method to measure the relative humidity of the environment. The probe is used together with the fiber grating temperature and humidity sensor, which can realize the passive and all-optical sensor end, and has the function of wavelength division multiplexing and remote signal transmission.

The invention discloses a flue-cured tobacco planting method for improving tobacco leaf quality by using rosa damascena. The rosa damascena and the flue-cured tobacco are inter-planted, and a single flue-cured tobacco planting mode is changed to form a one-plus-one planting mode that a row of flue-cured tobaccos and a row of rosa damascena are interplanted. An application effect shows that the flue-cured tobacco which grows in the interplanting mode is obviously superior to monocultured flue-cured tobacco in data of plant height, steam diameter, leaf area, effective leaf number, single leaf weight and single plant yield. The specific aroma components of citronellol and nerol of the rosa damascena are detected in the fresh interplanted flue-cured tobacco leaves, and related components are not detected in the monocultured cigarette. Through sensory evaluation, the sensory quality of the interplanted flue-cured tobacco is superior to that of the monocultured flue-cured tobacco. Thus, the quality of the flue-cured tobacco can be effectively improved by applying the flue-cured tobacco planting method; and meanwhile, a higher ornamental value is realized by using interplanting of the aromatic crop and the flue-cured tobacco.

The embodiment of the invention discloses an image collection device and electronic equipment. The image collection device comprises an image collector, a plurality of flash lamps, a shielding cover and a transparent component, wherein a shooting cavity is formed by enclosing of the shielding cover and the transparent component; the image collector is arranged in the shooting cavity and is toward the transparent component; the plurality of flash lamps are located outside the shooting cavity and send out light to the inside of the shooting cavity through light holes in a plurality of positions on the shielding cover separately; and the light emitted from the plurality of flash lamps is intersected and then irradiates to the transparent component. Correspondingly, the embodiment of the invention further provides the electronic equipment. According to the image collection device and the electronic equipment, a clear image can be obtained while positioning of a subject is ensured, and the influence of the glare effect can be reduced.

The invention relates to the agricultural production machinery and discloses an agricultural integrally move type greenhouse. The agricultural integrally move type greenhouse comprises a sliding mechanism, films, a chassis, a plurality of arched girders transversely arranged on the chassis, and a plurality of pull rods longitudinally connected between the arched girders; the films cover the arched girders and pull rods, and the sliding mechanism is arranged below the chassis. During the crop rotation period, the agricultural integrally move type greenhouse is convenient to be moved integrally to enable the soil to be performed with crop rotation to obtain enough light, and the agricultural integrally move type greenhouse is good for relieving the soil pressure. The agricultural integrally move type greenhouse improves the greenhouse use rate, lowers the production cost, enables the soil to be effectively used, prolongs the service life of the greenhouse, and saves time and labor.

The invention discloses a system for automatically controlling the size of planting space in a planting cabinet. The system comprises a cabinet body and further comprises an information acquisition device, a retractable support and a control device, wherein the information acquisition device is used for collecting growth information of plants in the cabinet body; the retractable support is used for controlling the top layer or the bottom layer of the planting cabinet to move up and down; the control device is used for receiving the growth information collected by the information acquisition device and controlling the retractable support to stretch and contract according to the growth information. The invention further discloses a method for automatically controlling the size of the planting space in the planting cabinet. The method comprises the steps that the information acquisition device acquires the growth information of the plants in the planting cabinet and sends the growth information to the control device; whether the growth information meets preset conditions or not is judged; if not, the retractable support is controlled to adjust the size of the planting space in the planting cabinet. The control device judges whether the space in the cabinet body meets the requirement of plant growth or not through the growth information collected by the information acquisition device, and if not, the retractable support is automatically controlled to adjust the size of the cabinet body; the space utilization rate can be increased, and plant growth is promoted.

The invention discloses a carbon source supply system for spirulina cultivated in a pool. The carbon source supply system for spirulina cultivated in the pool comprises a dry ice storage tank, a vaporizer, a heat exchanger, a jet device and a microalgae cultivation system, wherein the dry ice storage tank, the vaporizer and the heat exchanger are connected through a pipeline in turn; the jet device is provided with a first inlet, a second inlet and an outlet; the first inlet is connected with the heat exchanger through a pipeline; the second inlet is connected with a culture solution tube; and the outlet is connected with the microalgae cultivation system through a pipeline. The carbon source supply system disclosed by the invention is reliable in structure, energy-saving and environmentally friendly, simple and feasible, and the growth period of spirulina is shortened by 1.5 times.

The invention discloses a plant growth box which comprises a heat-preserving box body, a heat insulation door, light-emitting diode (LED) lamp panels and planting grooves. The heat-preserving box body is provided with the heat insulation door; shelf supports which are arranged at intervals are arranged on the left and right side walls in the heat-preserving box body; a plurality of LED lamp panels and a plurality of planting grooves are inserted on the shelf supports; an electric heater, a temperature sensor and a humidity sensor are arranged in the heat-preserving box body; the temperature sensor and the humidity sensor are connected with a controller; a spray pipe is arranged at the inner wall of the heat-preserving box body; a water box is arranged at the top in the heat-preserving box body; the spray pipe is communicated with the water box by a built-in water pump; and an external power supply supplies electricity for the LED lamp panels, the electric heater and the water pump by the controller. The plant growth box utilizes a high-efficiency LED light source to provide high-efficiency illumination for plants and the wavelength of the high-efficiency LED light source is the wavelength needed by the plant growth. In addition, temperature-adjusting, humidity-adjusting and water-supplying devices are arranged in the heat-preserving box body to provide the environment for the rapid growth of plants (vegetables).

The invention belongs to the technical field of agricultural cultivation, and discloses a method for cultivating full and strong peanut seedlings.The method includes implementation steps of seed selecting and blending, quantitative fertilizer application, fine tilling, ridging and grooving, seed sowing and film covering, timely seedling releasing and comprehensive prevention and control.The method has the advantages that regular-triangle holes are dug on two sides of each groove in each ridge, a healthful and full peanut seed is sown in each hole, the density and the planting distances are appropriately increased, double sub-ridge mulching films cover each single ridge, nitrogen fertilizers are quantitatively applied into the middle grooves in the ridges, water evaporated under the films are sufficiently utilized in initial peanut seed germination and seedling emergence periods, accordingly, soil moisture can be preserved, the utilization rate of the nitrogen fertilizers in the grooves can be increased, illumination and accumulated temperatures can be increased, rooting and budding can be promoted, problems that full peanut seedlings cannot be germinated and peanut seedlings are not strong at seedling stages and fight for fertilizers, light and spaces due to double plants in each hole and excessively short planting distances in the prior art can be solved, the peanut seedlings cultivated by the aid of the method are full and strong, and the yield can be increased.

The invention relates to an artificial algal reef which can avoid being damaged by sea urchin. The invention is characterized in that; the reef is formed by several accumulated reef discs into cylinder or square structure, while the section of circumference is in saw shape, and the upper part of reed is concave-convex face. The invention has the advantages in the prevention of sea urchin, to protect the algal, with simple structure, low cost and easy production, while it can add glass slag on the face to apply the growth of algal.

The invention provides a stereoscopic green cultivation system comprising a supporting seat on the bottom, a plurality of cultivation stand columns, a driving device and a water circulating system. The plurality of stand columns are in a structure with opened upper and lower parts and installed on the supporting seat and axially rotate along the cultivation stand columns; the cultivation stand columns are distributed on the periphery of the supporting seat in an even way; the cultivation stand columns are provided with a plurality of cultivation grooves; the driving device is mounted on the tops of the plurality of cultivation stand columns and drives the cultivation stand columns to rotate; and the water circulating system is communicated with the cultivation stand columns. Space can be utilized to the largest extent; plants in each cultivation groove can be thoroughly illuminated; production efficiency can be further improved; the stereoscopic green cultivation system is provided with a water circulating system, so nutrient solution and water in the cultivation stand columns can be recovered and reutilized; and production energy and production cost can be further reduced.

The invention discloses an illumination shelf used for display, relating to the technical field of display devices. The invention solves the technical problems of poor display effect, electricity waste and inconvenient use of the prior cigarette shelf. The illumination shelf comprises a bracket, at least one layer of partition board installed on the bracket and an illumination power supply, and is characterized in that the partition board is connected with an LED lamp plate of the illumination power supply. By utilizing the illumination shelf used for display, the display effect is favorable, the electricity can be saved, renewed wiring is not needed when the space of the partition board is regulated, and the use is convenient.

The invention discloses a light following and supplementing system in facility cultivation. The light following and supplementing system comprises an intelligent light following module and a cultivation mechanism which operates in cooperation with the intelligent light following module, and further comprises an intelligent light supplementing module and a cultivation mechanism which operates in cooperation with the intelligent light supplementing module; the intelligent light following module comprises a control unit and a photoelectric detection unit, the photoelectric detection unit comprises a sunlight tracking sensor, in sunny days, the photoelectric detection unit is started, the sunlight tracking sensor in the photoelectric detection unit converts light signals into electric signals,the sunlight tracking sensor can control multiple directions, and the sunlight tracking sensor transmits the electric signals to a control unit; and in rainy days, the latest light following scheme is repeated. The intelligent light supplementing module presets different crop illumination requirement thresholds, and when the light accumulation value of an intelligent light following system in thedaytime cannot reach the system preset threshold of a crop, a light supplementing system is automatically started to reach the threshold. According to the light following and supplementing system, the illumination utilization rate is high, the illumination environment is uniform, the space utilization rate is increased through a multi-layer cultivation mode, the energy consumption is low, and thecost is greatly reduced.

The invention discloses a folding rain shelter for grapes. The folding rain shelter for grapes comprises a plurality of supports which are arranged linearly, and also comprises two guide rails, a plurality of arc-shaped beams the heights of which are sequentially reduced and a deploying and retracting mechanism. The two guide rails are arranged at two sides of the tops of the supports in parallel, a plurality of crossbeams which correspond to the supports one by one are fixed between the two guide rails, the crossbeams are fixedly connected with the supports, the upper surface of each guide rail is provided with a sliding groove, the plurality of arc-shaped beams are sequentially arranged according to the height variation, two ends of each arc-shaped beam are respectively arranged in two sliding grooves, and are respectively in sliding fit with the sliding grooves, and the upper surfaces of the plurality of arc-shaped beams are wrapped by a flexible rain shading layer. In a day with heavy rain, the deploying and retracting mechanism can pull the arc-shaped beams to deploy the flexible rain shading layer for keeping off the rain, and grape vines can be prevented from being damaged by heavy rain; in a sunny day, the deploying and retracting mechanism can pull the arc-shaped beams to retract the flexible rain shading layer, and grapes can be fully irradiated and ventilated; and the folding rain shelter for grapes is good in using effect and high in practicality.