CN102907198A - Device for preventing and treating mulberry sclerotium disease through far-infrared heating - Google Patents
Device for preventing and treating mulberry sclerotium disease through far-infrared heating Download PDFInfo
- Publication number
- CN102907198A CN102907198A CN2012104621810A CN201210462181A CN102907198A CN 102907198 A CN102907198 A CN 102907198A CN 2012104621810 A CN2012104621810 A CN 2012104621810A CN 201210462181 A CN201210462181 A CN 201210462181A CN 102907198 A CN102907198 A CN 102907198A
- Authority
- CN
- China
- Prior art keywords
- mulberry
- heating
- far
- control
- module
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Images
Landscapes
- Catching Or Destruction (AREA)
Abstract
The invention discloses a device for preventing and treating mulberry sclerotium disease through far-infrared heating, and is characterized by comprising a temperature detection module controlled by a microcontroller, a display module, a control and executive module and a heating module, wherein the temperature detection module detects the temperature of mulberry sclerotiniose pathogenic bacteria and the current ambient temperature; the display module displays the detected temperature in modes of figures and curves; the control and executive module controls the time for the conduction angle of a solid-state relay to control the far infrared light pipe output power, so as to control the continuous heating pathogenic bacteria of mulberry sclerotium disease; and the heating module is used for heating the mulberry sclerotium disease pathogenic bacteria through the far infrared light pipe. By using a method of far-infrared heating, under the coordination of the electric power units, the soil surface temperature of unit area rapidly reaches 120 DEG C within about 60 seconds through far-infrared heating, so that the pathogenic bacteria can be killed and the etiology can not be spread any more, thereby achieving the aim of preventing and treating mulberry sclerotium disease, and having an important effect on preventing the regeneration of mulberry sclerotium disease and improving the quality and value of mulberries.
Description
Technical field
The present invention relates to a kind of device of plant disease-proof.
Background technology
Three kinds of diseases of mulberry fruits (Sclerotium disease) minute mulberry fruit hypertrophy stalk break, mulberry fruit constrictive sclerotinios and mulberry fruit granule stalk breaks, the mulberry fruit of mainly causing harm is commonly called as the gingko disease.This disease is distributed in each silkworm districts, the whole nation such as Jiangsu, Zhejiang, Jiangxi, Sichuan, Chongqing, Shaanxi and Taiwan.The parasitic perianth of pathogen and ovary form white mulberry, occur when serious, affect sorosis output, reserve seed for planting and grow seedlings.Its cause of disease is respectively mulberry fruit hypertrophy stalk break germ [Ciboria shiraiana (P.Henn) Wketz.)]; mulberry fruit constrictive sclerotinios germ [Mitru1a shiraiana (P.Henn.) Ito et Imai.] and the little graininess stalk break of mulberry bacterium [Ciboria Carunceloides (Sieg1.et Ienk) Whetz.et Wolf.]; pathogen survives the winter in soil with sclerotium; when next year, mulberry was open to early April by the end of March; sclerotium pumping in the soil goes out apothecium; the dish epihymenium bears ascus and ascospore; ascospore borrows wind-force to propagate, and invades mulberry tree female flower floral organ and causes primary infection.After germ was invaded the female flower floral organ, mycelia bred in a large number, forms first conidiophore and conidium, forms sclerotium by mycelia at last, and sclerotium lands with sick mulberry and survives the winter.Generation and the temp. and humidity of this disease are closely related, 0-37 ℃ of pathogen growth temperature limit, the suitableeest 25 ℃.Sclerotium forms 5-30 ℃ of temperature limit, and the suitableeest 15 ℃, sclerotium produces apothecium through the 3-4 resting stage month from sclerotium.Form 5-20 ℃ of apothecium temperature limit, the suitableeest 10 ℃.Sclerotium is buried in the earth above being difficult to of 7cm and sprouts.Ascospore is sprouted 0-35 ℃ of temperature limit, and 5-10 ℃ of sprouting is the fastest.
Main some physical methods that adopt are as containing flower to the blue or green mulberry initial stage in the 3-4 month at present, with manually extracing as early as possible female flower and blue or green mulberry fruit, in order to avoid the generation of the disconnected tip disease of mulberry, take in addition some agricultural measures, the lesion, should in time be intertilled when there is the fruit body pumping on ground at the early and middle ten days in March, in the fruit body buried soil, to reduce the primary infection source.Chemical control is main prophylactico-therapeutic measures; in full-bloom stage with 1500-2000 times of liquid of 50% procymidone (Sukeling) wetting powder; or 1000-1500 times of liquid of 70% thiophanate methyl wetting powder; or 50% carbendazol wettable powder 500-800 times liquid, spray tree crown, mulberry, blue or green mulberry, the first time, control efficiency was better; but easily develop immunity to drugs; although these agricultural chemicals are the hypotoxicity agricultural chemicals, from the angle of health, people wish still without agricultural chemicals.Especially present prophylactico-therapeutic measures will consume manpower in a large number, material resources, and financial resources, silkworm raiser's acceptance level is not high, causes national diseases of mulberry fruits to occur very serious, and total crop failure appears in some places.Study pollution-freely, and simple and easy to do mulberry tree stalk break Prevention Technique is one of important key technology of present China fruit mulberry plantation.
There are at present 5 patents relevant with Far-infrared Heating: " Far infrared moxibustion device and radiative material " (201210029864.7), it is characterized in that: use the diathermanous moxibustion of far infrared (8-14 mu m waveband) radiation, substitute the scorching hot moxibustion of tradition Chinese mugwort (medicine) bar, has corpuscular property and fluctuation acts on human body, with human body biological wave resonance sympathetic response, produce important physiological effect." far infrared health care massage waist cushion " (201020292823.3), it is characterized in that: under the effect of electric field, produce " Brownian movement " by the carbon micel, by the intermolecular mutual bump of carbon and friction, thereby not only produce heat energy, and generate the far infrared of " life light wave "." energy-saving vacuum vibration far infrared bulking machine " (201020588443.4) is characterized in that: relate to a kind of energy-saving vacuum vibration far infrared bulking machine, it comprises: body, power source, vacuum plant, heater, device for discharging and control system." a kind of far infrared heat insulating heating plate " (03214383.4), it is characterized in that: be by high-tech means and special material with electric energy, convert far infrared light wave to, wavelength 8-14 micron, normal emittance is 0.88%, again the form of light wave with sunlight is radiated on each corner, room and the object, gives a kind of warm dim sensation in the sun of people." Instant heating type far infrared water heater " (200720050510.5) is characterized in that: adopt the far infrared coil to receive FAR INFRARED HEATING, water power separates fully.
Have at present 2 patents relevant with the method for preventing and treating of diseases of mulberry fruits: " through the plant of the anti-sclerotinia blight of mulberry sclerotinia attack of the genes produce of introducing the coding oxalate oxidase " (92101989.0) is characterized in that: the 1) dna sequence dna of coding oxalate oxidase.(2) can be used for making the plant antagonism by the fungus-caused disease of sclerotinia.It can be provided by mosaic gene and the carrier that contains coded sequence.(3) it can make plant improve the resistance of the disease that the sclerotinia fungi is caused." a kind of method of preventing and treating diseases of mulberry fruits " (201110104815.0), it is characterized in that: a kind of method of preventing and treating diseases of mulberry fruits, in late Febuary-mid-April, the apothecium germination period of three kinds of stalk breaks of mulberry fruit uses 500-750 times of liquid of Glyphosate in Wettable Powder to spray ground, mulberry field 2-3 time.The method not only can be killed the ascospore in the apothecium, play the purpose of three kinds of stalk breaks of control mulberry fruit, its killing effect is identical with the effect that diseases of mulberry fruits commonly used is prevented and treated the medicament thiophanate methyl, but management of weeds also simultaneously, and this prevents and treats method can directly not spray medicine in mulberry fruit, compare with the tradition method of preventing and treating, avoided mulberry fruit to be subject to pesticide pollution.
In the publication of publishing, there are at present more than ten pieces of papers relevant with the method for preventing and treating of diseases of mulberry fruits: " mulberry fruit hypertrophy sclerotium germ being had the Chinese herbal medicine screening that suppresses active " (silkworm industry science, 2011,37 (2)), " generation of Huzhou City diseases of mulberry fruits and Prevention Technique " (Sericulture of China 2009, (02)), " several agricultural chemicals are to the control efficiency test of mulberry fruit granule stalk break " (silkworm industry science, 2008,37 (4)), " utilizing the preliminary test of herbicide glyphosate control diseases of mulberry fruits " (Sericulture of China 2011,37 (5)), " method of preventing and treating of diseases of mulberry fruits " (Jiangsu silkworm industry, the 1st phase in 2012), " integrated control technique of diseases of mulberry fruits " (Guangxi industry, 2011,48(3)), " diseases of mulberry fruits occurrence cause and prophylactico-therapeutic measures " (Sichuan silkworm industry, the 4th phase in 2009), " Comprehensive Control Technique of Popcorn Disease of Mulberry Sorosis " (Jiangsu silkworm industry, the 2nd phase in 2009), " classification of mulberry fruit constrictive sclerotinios pathogen and biological property and antibacterial Chemicals " (silkworm industry science, 2012,38 (4)), " evaluation and the biological characteristic researches thereof of strain mulberry fruit pathogenic bacteria " (southwestern agriculture journal, 2010,23 (3)) etc., these papers have been described the pathogenic factor to diseases of mulberry fruits, disease symptom, the analysis of pests occurrence rule, and to adopting agricultural chemicals, the research of the method such as chemistry and physical control.
Summary of the invention
The device that the purpose of this invention is to provide a kind of Far-infrared Heating control mulberries stalk break.
To achieve these goals, by the following technical solutions: the device of a kind of Far-infrared Heating control mulberries stalk break is characterized in that: described device comprises and is subject to microprocessor control:
Temperature detecting module: temperature and current environmental temperature to the diseases of mulberry fruits pathogen detect;
Display module: the temperature that detects is carried out numeral and curve demonstration;
The control Executive Module: to the time of the control solid-state relay angle of flow, and then control far infrared light pipe power output, so that being carried out continuous heating, it controls;
Heating module: use the far infrared light pipe to heat to the diseases of mulberry fruits pathogen.
Described device also comprises
Memory module: the data during to the device operation are carried out record;
Security module: cell voltage rising and voltage-stabilizing system break down in the course of the work, when device is produced harm circuit are carried out overvoltage protection, simultaneously the device internal sensor are detected fault alarm and point out.
Described device is arranged on the wheel mobile platform, utilizes the wheel mobile platform to carry out parallel between ground, and driving device is mobile heating in the mulberry tree forest land.
The present invention adopts the method for FAR INFRARED HEATING, under the cooperation of power supply device, utilize FAR INFRARED HEATING, make the soil surface temperature of unit are reach rapidly approximately 60S of 120 ℃ of maintenances, get final product kill pathogenic bacteria, thereby cause of disease is no longer propagated, reached the purpose that the control diseases of mulberry fruits occurs.Quality and value to the regeneration of control diseases of mulberry fruits, raising mulberry fruit have vital effect.
Description of drawings
Fig. 1 is the electrical schematic diagram of native system;
Fig. 2 is temperature collection circuit figure among the present invention;
Fig. 3 is the flow chart of the present invention when working;
Fig. 4 is the 60S of the present invention temperature profile of heat time heating time.
Embodiment
The present invention will be further described below in conjunction with the drawings and specific embodiments.
As shown in Figures 1 to 4, apparatus of the present invention electric power system adopts the power supply of 48V/100A lead-acid accumulator, by inversion step-up circuit the voltage of 48V is adjusted into 220V, this lead-acid accumulator can charge can work 2-3 hour (deciding continuous time on work) by adopting line voltage 220V at every turn in job area; Heater block is the infrared rays carbon fiber heating tube of 800W, and the heater base material of this pipe is carbon fiber exothermic wire, has that power is large, heat up quick, high heat energy, long service life and power can arbitrarily be regulated; The advantages such as electric conversion efficiency is high, and energy-saving effect is remarkable.This carbon fiber exothermic part is black body material, and in electricity-Re transfer process, visible light is very little, and electric conversion efficiency reaches the far infrared that sends more than 95%, is directly absorbed by the bacterial strain body, and thermal loss is little in heat transfer process.Control circuit adopts embedded (ARM) control system to carry out temperature acquisition, voltage adjustment, overcurrent, mistake pressure-controlled etc., realize the closed-loop control of electric current by corresponding control algolithm in the coupling system, its sharpest edges are can be in using cheaply, bring real-time data-handling capacity and control function, thereby simplify people's operation.
The present invention is achieved in that
1 shown in Fig. 1.Operation principle is: at first, by the keyboard to set up target temperature, and be TFT_LCD display setting temperature value by display module after system powers on; Secondly, be that the Pt100 thermal resistance detects the control object actual temperature value by temperature detecting module, through the linear meter amplifier, temperature signal is sent into the A/D port of microprocessor controller; Calculate actual temperature and in real time demonstration by master chip on the one hand; On the other hand with actual temperature value and the default temperature value compares, calculates and determine next time quantum output pwm signal dutycycle, control Executive Module control heater circuit voltage and the continuous make-and-break time of inverter are realized the closed-loop control of temperature.Meanwhile, carry serial communication interface by microprocessor controller, the various status informations of current device are sent to host computer, the running status of tracking system and add thermal information.
2 main hardware circuit comprise:
(1) temperature collection circuit: the present invention selects that volume is little, precision is high, the Pt100 of good stability is as temperature sensor, this sensor be its resistance of resistance temperature detector of making take platinum (Pt) and variations in temperature relational expression as:
In the formula:
Be the resistance value under 0 ℃,
Be Celsius temperature.
As shown in Figure 2, the Pt100 temperature sensor becomes voltage signal with temperature transition, again by the V/I converting unit, voltage signal is transferred to the standard current signal output of 4-20 mA, adopt this connected mode can improve antijamming capability in the signal long-distance transport process, by current/voltage conversion chip TL431 4-20 mA current signal is converted to the 0-5V voltage signal again.Convert data signal to through A/D, and deliver to and carry out the data processing in the STM32F103VCT6 microprocessor, show the output temperature value by liquid crystal display more at last.
(2) Far-infrared Heating control circuit: main control chip adopts ARM microprocessor control technology, utilize its inner PWM output function, Pt100 image data and setting value are compared, obtain the temperature deviation value as the benchmark of adjusting the PWM output pulse width, thereby utilize PWM output pulse width modulation duty cycle, the time of the control solid-state relay angle of flow, and then control far infrared light pipe power output are to carry out the control of continuous heating time to it.
3 systems soft wares: the Far-infrared Heating control system utilizes μ C/OS-II to be operation system of software, and system comprises system layer, drives layer and three parts of application layer.The system software structure block diagram is as shown in Figure 3: at first, carry out hardware bottom layer after system powers on and initialize; Then, load μ C/OS-II operating system, create system task, in system task, finish initialization, the establishment application task of hardware adaptor, comprise that data acquisition task, data processing task, curve show task, serial communication task and key scan task dispatching; At last, carry out the OSStart function and start multi-task scheduling.Wherein, in the key scan task, by detecting key to run heating control task, control the length of heat time heating time after starting according to predefined time value.
Further, it also comprises some ancillary methods, as: SD card memory module is accurately recorded the total data of the every task of control system, so that the researcher further analyzes adding dsc data from now on; The security alarm reminding module comprise system in the course of the work cell voltage raise and voltage-stabilizing system breaks down system produced when endangering circuit is carried out overvoltage protection; Crossing current circuit can prevent that the internal system electric current is excessive and cause that system power is very large and burn the PCB circuit board of circuit and the effect that holding circuit is played in subelement; Bearing on the other hand and detecting the functions such as system failure alarm at the internal system sensor.
4 methods of operating: as: the form that adopts the people to bear is carried out the man-machine collaboration form; Adopt the wheel mobile platform to carry out between ground the forms such as parallel, drive mobile heating in the heater mulberry tree forest land.
Compared to existing technology, the present invention has following beneficial effect, as:
1, the tradition not only labor intensive but also can not fundamentally stop pathogeny of method of extracing blue or green mulberry; Mainly be that in order to avoid other healthy mulberry fruit contacts with the mulberry fruit that catches an illness and infects this disease, 1 mu of required labour in ground just can finish ridging more than every day/tens people at the blue or green mulberry of the timely manual removal of mulberry fruit their early stage in 3～April to the method for preventing and treating of this disease at present; The inventive method adopts the physical control method of FAR INFRARED HEATING, environmental protection, not directly for mulberry fruit, can not utilize the blue or green mulberry of manual removal, belong in advance control, as: utilizing this to install 1 people in same mulberry tree forest land can be extremely complete with it in several hours, both reduce people's labour intensity, operated more simply, can reduce a lot of labours again, save a large amount of human cost spendings, use economic benefit better to large stretch of mulberry tree forest land.
2, the method for chemicals control easily makes pathogen develop immunity to drugs, although and these agricultural chemicals be the hypotoxicity agricultural chemicals, from protection of the environment with ensure the edible safety consideration of mulberry fruit product, all be not suitable for long-term use.Therefore, adopt the inventive method to utilize FAR INFRARED HEATING not only can spray insecticide but also can repeatedly use, green non-pollution, it is prevented and treated does not need directly to spray medicine in mulberry fruit in the process; The method also can be killed weeds and insect in the killing process simultaneously, purify the mulberry tree forest land, growth to mulberry tree also has greatly benefit, compare with traditional chemical prevention and control method, can not make mulberry fruit be subject to pesticide pollution, being pollution-free food veritably, can eliminating people to the misgivings of mulberry fruit edible safety, is a kind of safely and effectively physical control method of control diseases of mulberry fruits.
Claims (3)
1. the device of Far-infrared Heating control mulberries stalk break is characterized in that: described device comprises and is subject to microprocessor control:
Temperature detecting module: temperature and current environmental temperature to the diseases of mulberry fruits pathogen detect;
Display module: the temperature that detects is carried out numeral and curve demonstration;
The control Executive Module: to the time of the control solid-state relay angle of flow, and then control far infrared light pipe power output, so that being carried out continuous heating, it controls;
Heating module: use the far infrared light pipe to heat to the diseases of mulberry fruits pathogen.
2. Far-infrared Heating as claimed in claim 1 is prevented and treated the device of mulberries stalk break, and it is characterized in that: described device also comprises
Memory module: the data during to the device operation are carried out record;
Security module: cell voltage rising and voltage-stabilizing system break down in the course of the work, when device is produced harm circuit are carried out overvoltage protection, simultaneously the device internal sensor are detected fault alarm and point out.
3. Far-infrared Heating as claimed in claim 1 or 2 is prevented and treated the device of mulberries stalk break, and it is characterized in that: described device is arranged on the wheel mobile platform, utilizes the wheel mobile platform to carry out parallel between ground, and driving device is mobile heating in the mulberry tree forest land.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012104621810A CN102907198A (en) | 2012-11-16 | 2012-11-16 | Device for preventing and treating mulberry sclerotium disease through far-infrared heating |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012104621810A CN102907198A (en) | 2012-11-16 | 2012-11-16 | Device for preventing and treating mulberry sclerotium disease through far-infrared heating |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN102907198A true CN102907198A (en) | 2013-02-06 |
Family
ID=47605966
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2012104621810A Pending CN102907198A (en) | 2012-11-16 | 2012-11-16 | Device for preventing and treating mulberry sclerotium disease through far-infrared heating |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN102907198A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103100148A (en) * | 2013-02-20 | 2013-05-15 | 李民主 | Thermography for medical treatment and temperature control method |
| CN105010046A (en) * | 2015-08-10 | 2015-11-04 | 重庆三峡农业科学院 | Method for utilizing numbers of mulberry opening leaves for preventing and treating mulberry fruit popcorn disease |
| CN106212119A (en) * | 2016-07-12 | 2016-12-14 | 江西省蚕桑茶叶研究所 | A kind of method of effective prevention and control diseases of mulberry fruits |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH02100283A (en) * | 1988-10-06 | 1990-04-12 | Teac Corp | Far infrared ray heater |
| CN1667531A (en) * | 2005-05-08 | 2005-09-14 | 时国庆 | Automotive seat far infrared heating system controlled by single-chip microcomputer |
| CN102258052A (en) * | 2011-04-26 | 2011-11-30 | 西南大学 | Method for preventing and controlling diseases of mulberry fruits |
| CN202889905U (en) * | 2012-11-16 | 2013-04-24 | 西南大学 | Far-infrared heating mulberry sclerotinia prevention and cure device |
-
2012
- 2012-11-16 CN CN2012104621810A patent/CN102907198A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH02100283A (en) * | 1988-10-06 | 1990-04-12 | Teac Corp | Far infrared ray heater |
| CN1667531A (en) * | 2005-05-08 | 2005-09-14 | 时国庆 | Automotive seat far infrared heating system controlled by single-chip microcomputer |
| CN102258052A (en) * | 2011-04-26 | 2011-11-30 | 西南大学 | Method for preventing and controlling diseases of mulberry fruits |
| CN202889905U (en) * | 2012-11-16 | 2013-04-24 | 西南大学 | Far-infrared heating mulberry sclerotinia prevention and cure device |
Non-Patent Citations (1)
| Title |
|---|
| 符凯，刘智垒，丁珠玉等: "《远红外加热技术在桑葚菌核病防治上的研究》", 《农机化研究》 * |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103100148A (en) * | 2013-02-20 | 2013-05-15 | 李民主 | Thermography for medical treatment and temperature control method |
| CN105010046A (en) * | 2015-08-10 | 2015-11-04 | 重庆三峡农业科学院 | Method for utilizing numbers of mulberry opening leaves for preventing and treating mulberry fruit popcorn disease |
| CN106212119A (en) * | 2016-07-12 | 2016-12-14 | 江西省蚕桑茶叶研究所 | A kind of method of effective prevention and control diseases of mulberry fruits |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN202172663U (en) | Domestic LED illuminating vegetable culture box | |
| CN109392676A (en) | A kind of system of the cloud algorithm platform control fertigation based on block chain structure | |
| CN102426441B (en) | Intelligent oxygen supplement system for aquiculture | |
| CN207054211U (en) | A kind of intelligent flowerpot based on tide irrigation system | |
| CN202889905U (en) | Far-infrared heating mulberry sclerotinia prevention and cure device | |
| KR101349648B1 (en) | Circular water culture system using light emitting diode light source | |
| CN102907198A (en) | Device for preventing and treating mulberry sclerotium disease through far-infrared heating | |
| CN103053363A (en) | Integrated intelligent energy-saving photovoltaic greenhouse | |
| CN202738659U (en) | Solar energy insect killing lamp device based on sex pheromone and broadband light source | |
| CN109526491A (en) | A kind of green control method of tea place insect pest | |
| CN104938466B (en) | A kind of environment-friendly type greenhouse disinfection method | |
| CN1304643A (en) | High-speed plant growth method and equipment | |
| CN203261683U (en) | Intelligent germination accelerating machine | |
| CN207488865U (en) | A kind of temperature and humidity control system based on configuration software | |
| WO2011085592A1 (en) | Energy-saving culture room for fungus | |
| CN203882219U (en) | Remote pond water environment monitoring device | |
| CN203027822U (en) | Integrated intelligent type energy-saving photovoltaic greenhouse | |
| CN203232340U (en) | Automatic control system for temperature and humidity of booth | |
| CN202444985U (en) | Water heating system for fishpond | |
| Bakar et al. | Smart Plant Monitoring System Using Aquaponics Production Technological with Arduino Development Environment (IDE) and SMS Alert: A Prototype. | |
| CN205962156U (en) | Automatic gardens sprinkling irrigation machine based on thing networking | |
| CN203608628U (en) | Heating type plant nursery pond | |
| CN205052358U (en) | A watering device for vineyard | |
| CN208110325U (en) | A kind of greenhouse automatic control device | |
| CN111903400A (en) | Automatic change plant light temperature device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C02 | Deemed withdrawal of patent application after publication (patent law 2001) | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20130206 |