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256results about How to "Not affected by the environment" patented technology

Human flow early-warning and analysis method and stem based on probe

The invention provides a human flow early-warning and analysis method and stem based on a probe, and relates to the technical field of human flow early warning. The method comprises the steps: collecting a wireless message transmitted by a mobile terminal in a monitoring region through the probe, and transmitting the wireless message information to a probe server; reading the wireless message information stored in the probe server, and analyzing the MAC address, carried by the wireless message information, of the mobile terminal; carrying out the analysis and calculation of the detected MAC address data, obtaining the human flow of each region and each road segment in the monitoring region, and transmitting an analysis and calculation result to a visual platform; and displaying the result through the visual platform. The method records the information of human flow in real time in a process of employing the probe to detect the MAC address of each mobile terminal, is high in accuracy, is not affected by an environment, is low in cost, can timely pushes alarm and early-warning information to a user and related management personnel, so as to help a place manager make judgment in the first time.
Owner:SHENZHEN MIRACLE WISDOM NETWORK CO LTD

Adjusting method and system for display terminal screen brightness

The invention relates to an adjusting method and system for display terminal screen brightness. The method comprises the steps that after a screen of a display terminal is lighted up, the light strength of the current environment is obtained; when the light strength is larger than a threshold value, a touch track on the screen of the display screen is obtained; according to the touch track, the brightness of the screen of the display terminal is adjusted. When the light strength of the environment is excessively high, the brightness adjusting mode of the display terminal is enabled, the screen brightness is adjusted according to the touch track of a user, and it is ensured that the user can conveniently and rapidly adjust the screen brightness to be matched with the brightness of the environment when the user cannot see the content displayed on the display terminal clearly. By the adoption of the scheme, the user does not need to open the brightness adjusting menu of the display terminal and can adjust the screen brightness when the display terminal is in the screen locked state, the adjustment mode is rapid and convenient, and the user can adjust the screen brightness by sliding the screen in the high light and is not affected by the environment.
Owner:GUANGDONG OPPO MOBILE TELECOMM CORP LTD

Wearable lower limb movement correcting system based on cloud detection

InactiveCN108720841AMake it wearableRealize all-weather measurementDiagnostic signal processingSensorsMuscle forceGait analysis
A wearable lower limb movement correcting system based on cloud detection comprises a lower limb movement state acquiring module, a data transmission module, a movement state information visualizationand three-dimensional human body posture reappearance module arranged on a mobile terminal and a data processing module including a cloud platform, wherein the lower limb movement state acquiring module is connected with the data transmission module through a bus and transmits sensor signals, the data transmission module receives the sensor signals, sorts, integrates and packs formats, then is connected with the movement state information visualization and three-dimensional human body posture reappearance module in a wireless way and transmits movement postures and muscle force state data, the movement state information visualization and three-dimensional human body posture reappearance module transmits the data to a cloud platform through a network in real time so as to perform big datatraining and storage based on a database, and the data processing module transmits trained and processed three-dimensional human body posture and gait analysis data back to the mobile terminal througha wireless network so as to display action correcting information.
Owner:SHANGHAI JIAO TONG UNIV

Intelligent fountain control method and system

The invention relates to an intelligent fountain control method and system. The system comprises electronic tags, a control module, a frequency converter, a fountain executing mechanism and a reader-writer. The reader-writer reads and transmits identity information to the control module; the control module is used for receiving and caching the identity information, performing identity information authentication and transmitting control information to the frequency converter after the identity information is authenticated; the frequency converter controls on and off of the fountain executing mechanism. The intelligent fountain control system has the advantages that by means of the identity information set for every electronic tag, intelligent fountain control can be achieved according to different identity information to achieve the effects of different fountain shows,, so that water saving, electricity saving and service life prolonging can be obtained; by identifying whether adult identity information exists through the reader-writer to determine whether children are safe to surround a fountain, the safety of the fountain can be improved, so that the management cost can be reduced, and the problem of aesthetic fatigue due to frequent watching of the same fountain show can be solved.
Owner:GUANGXI HUNTER INFORMATION IND

Walking type cleaning device for high-rise glass curtain walls

The invention discloses a walking type cleaning device for high-rise glass curtain walls. The walking type cleaning device comprises a suspension device and a cleaning device; the suspension device isfixedly connected with the cleaning device through a traction rope; the cleaning device comprises a shell; a fixed suction cup frame and a movable suction cup frame communicate with a first negativepressure pump and a second negative pressure pump through pipelines respectively; a worm wheel is connected with a worm rod in a matched mode; a movable block is movably mounted on a threaded rod; a cleaning plate is sequentially provided with a water scraping strip, a plurality of cleaning discs and a plurality of cleaning spray heads from top to bottom; and a cleaning motor, a moving motor, thefirst negative pressure pump and the second negative pressure pump are electrically connected with a PLC circuit board. A machine is used for replacing manpower to perform high-rise operation; the twonegative pressure pumps are used for firmly adsorbing the cleaning device to the curtain wall; the movable suction cup frame is controlled to move for driving the device to walk; the glass curtain wall is cleaned by cleaning liquid and the cleaning discs; and the walking type cleaning device is high in cleanness, flexible to move and higher in working efficiency.
Owner:淮北市腾威机械设备有限公司

Method for constructing China asparagus bean genetic resource database based on ISSR molecular marker and uses thereof

The invention discloses an ISSR molecular marking based method for constructing a Chinese asparagus bean generic resource database and application thereof. The invention also utilizes the data base to identify the trueness of a variety; according to field forms, the consistency and typicality among individual plants of the variety are identified, separated and atypical materials are given up, and DNA of the individual plant of the consistent and typical variety is picked up; by utilizing three ISSR markings with high polymorphism, the consistency of DNA level among the individual plants is primarily selected, and the variety and individual plant constructing a fingerprint are finally determined; and by utilizing the finally selected variety and individual plant, the ISSR analysis of the Chinese asparagus bean is made to construct a fingerprint database. The invention overcomes the defects existing in the construction of the prior generic resource database, such as separation among different individual plants of the variety and impurity on the DNA level, the reliability and accuracy of the Chinese asparagus bean ISSR fingerprint data base constructed by the method are greatly improved, and the planting varieties of the Chinese asparagus bean can be effectively and conveniently identified and distinguished.
Owner:JIANGHAN UNIVERSITY

Radio body temperature monitoring and reporting system

The radio body temperature monitoring and reporting system includes one power source unit, one microprocessor unit, one first temperature detecting unit connected to the microprocessor unit, one second temperature detecting unit, one radio transmission unit and one far end monitoring unit. The environment temperature S1 the second temperature detecting unit detects is compared with one built-in parameter S2 in the microprocessor unit to obtain one environment correction parameter S3, and the environment correction parameter S3 and the detected body value S are used in the calculation to obtain one value T near the true body temperature. When the value The falls in the preset abnormal alarm value X range, the microprocessor unit will order the radio transmission unit to send out one alarm signal.
Owner:SYRIS TECH CORP

Intensified artificial breeding method for Australian crayfishes

The invention discloses an intensified artificial breeding method for Australian crayfishes. The method comprises the following steps of: putting pubescent parent crayfishes which pull through a wintering period into a spawning pond according to a proportion of 1-3: 1 of female and male, wherein circulating water is adopted in the spawning pond to automatically control and increase oxygen; sterilizing fertilized ovigerous female crayfishes, putting into small hatching lattices in a hatching pond, wherein one crayfish is hatched in each small hatching lattice, and carrying out water-flow hatching; and enabling hatched young crayfish seeds to leave away from mother bodies after 30-50 days of incubation period, enabling the young crayfish seeds to escape into water through a filter screen of the hatching pond, after all the crayfish seeds at the abdomen of the ovigerous female crayfishes leave away from the mother bodies, immediately separating the parent crayfishes, and remaining the young crayfish seeds to be continuously cultivated for 5-10 days, so that the cultivation can be carried out. According to the method, the artificial intensified breeding incubation can be carried out according to the required offspring seed quantity and the required offspring seed time at any time, the water temperature, the dissolved oxygen, the water quality and the like can be controlled, the method can not be influenced by environment, and the method is high in fertilizing rate, spawning rate and hatching rate.
Owner:NANCHONG YINGYU AQUATIC TECH CO LTD

Wheat sharp eyespot resistance seedling identification method

The invention relates to a method for identifying a resistance seedling stage against wheat banded sclerotial blight. The method comprises the following steps that Rhizactonia cerealis undergoes activated cultivation to obtain hypha; the hypha grows over a toothpick through a culture medium so as to form a nonsterile toothpick; seeds of to-be-identified wheat variety or strain sprout inside a culture dish at a temperature of 25 DEG C, and then are sown inside a 20cm nutrition pot; the nonsterile toothpick is embedded in a wheat seedling stalk and a leaf sheath 30 days after the seeds are sown, and an inoculation position is wound with soaked medical absorbent cotton tampon and is covered with a double-layer shading net; inoculated seedling is kept at a relative humidity and near 100 percent saturation for 48 hours by means of a mist sprayer, and then the shading net is removed; the seedling undergoes normal growth management, and water spray is carried out once a day; and grade identification of banded sclerotial blight disease for individual wheat material is carried out 30 days after inoculation; and finally, disease index is calculated according to disease evaluation grade.
Owner:JIANGSU ACAD OF AGRI SCI

Molecular marker linked with bruchid resistance gene in mung bean

The invention relates to a molecular marker for mungbean weevil resistance gene linkage, which is used for screening mungbean weevil resistant genes. V2709, VC1973 (zhonglu No. 1) and the individual DNA of F2 separation population thereof are extracted by the CTAB method. 63 RAPD molecular markers, 100 pairs of SSR molecular markers and 28 pairs of STS molecular markers are adopted to carry out the PCR product polymorphism screening on the resistant bulk and the susceptible bulk of the two parents and the F2 progeny, and then each of F2 generation individuals is screened out the weevil resistance gene linkage marker. A RAPD primer, OPC-06 and a STS primer are found to link with a weevil resistance genes The molecular marker can target the weevil resistance gene, and the selection efficiency of weevil resistance breeding is greatly improved.
Owner:INST OF CROP SCI CHINESE ACAD OF AGRI SCI

Radio frequency micro-electro-mechanical system (MEMS) switch and fabrication method thereof

The invention discloses a radio frequency micro-electro-mechanical system (MEMS) switch and a fabrication method thereof. The radio frequency MEMS switch is characterized by being of a silicon-silicon dual-layer structure and comprises a substrate, a dielectric layer, a driving electrode, an isolation layer, a signal line, a ground line and a cover cap, wherein the signal line comprises a signal line input electrode, a columnar anchor point, two fixed beams, a cross beam, a multi-contact system and a signal line output electrode, one end of each of the two fixed beams is fixed on the upper surface of the columnar anchor point, the other ends of the two fixed beams are connected with a fixed end of the cross beam, the multi-contact system is arranged below a free end of the cross beam, the driving element is arranged below the cross beam, a groove and through holes are formed in a silicon cap, and the positions of the through holes are in correspondence to the signal line input electrode, the signal line output electrode, the ground line and the driving electrode. With the radio frequency MEMS switch disclosed by the invention, the driving voltage of the switch is effectively reduced, the service lifetime of the contact point is prolonged, the cross beam is protected by the silicon cap so as not to be affected by an environment, and the reliability of the switch is improved.
Owner:BEIJING MXTRONICS CORP +1

Molecular marker Marker Sex 1 and identification method for quickly identifying genetic sex of portunus trituberculatus

The invention provides a molecular marker Marker Sex 1 and an identification method for quickly identifying genetic sex of portunus trituberculatus, wherein the Marker Sex 1 has the nucleotide sequence represented as the SEQ ID No.1. The identification method includes steps of: extracting genome DNA from muscle tissue of the portunus trituberculatus; with the genome DNA as a template, performing aPCR amplification reaction; purifying and sequencing the PCR amplification product; comparing the sequencing result with the DNA sequence of the molecular marker, and determining male if double peakexists or female if single peak exists. The identification method is simple and quick in operation and is low in demand on the sample, has high identification accuracy, is free of influence due to tissue specificity and environment, and has important effect for establishing all-female or high-female-ratio larval breeding technologies.
Owner:YELLOW SEA FISHERIES RES INST CHINESE ACAD OF FISHERIES SCI

SNP molecular markers related to stearic acid content in camellia oleifera seed oil and applications of SNP molecular markers

The invention relates to the technical field of molecular markers, and specifically relates to SNP molecular markers related to stearic acid content in camellia oleifera seed oil and applications of the SNP molecular markers. Two SNP molecular markers PB.35271.1-548 and PB.35271.1-555 related to the stearic acid content in camellia oleifera seed oil are provided; the SNP molecular marker PB.35271.1-548 contains the nucleotide sequence shown as SEQ ID NO.1 and of which polymorphism is C / T at the position 548th site; and the SNP molecular marker PB.35271.1-555 contains the nucleotide sequence shown as the SEQ ID NO.1 and of which polymorphism is G / A at the position 555th site. Through the utilization of the two markers to identify the stearic acid content phenotype of camellia oleifera, theidentification and auxiliary screening of seedling stages can be realized, the selection efficiency of camellia oleifera breeding can be effectively enhanced, and breeding process can be accelerated.
Owner:RES INST OF SUBTROPICAL FORESTRY CHINESE ACAD OF FORESTRY

Method for monitoring high-precision deformation in real time in tunneling construction, and calculating algorithm

The invention relates to a method for monitoring high-precision deformation in real time in tunneling construction, and a calculating algorithm. The method comprises the following implementation steps: A, installing radio frequency pseudo-satellite positioning base stations at an excavated tunnel face and in a tunnel portal space region, and precisely determining base station coordinates; B, installing a wireless positioning data receiving terminal for representing a location identity thereof on each to-be-monitored point, and receiving a RF radio signal emitted by each base station; C, receiving observation data between each terminal and each base station in real time through a software system, calculating high-precision displacement information of the terminal and broadcasting displacement monitoring information to an engineering informatization management platform; D, visualizing real-time displacement deformation and accumulated displacement deformation of each monitoring point; and E, performing risk early-warning by setting a threshold through an early-warning system of the monitoring point displacement deformation, wherein the system can immediately triggers an automatic warning system once the displacement deformation exceeds the threshold, and an operator on duty can immediately adopt a corresponding safety emergency measure to guarantee construction security.
Owner:西安思彼斯信息科技有限公司

Method for prefabricating and constructing separated rail structure

The invention discloses a method for prefabricating and constructing a separated rail structure. The separated rail structure comprises a separated rail bearing groove and a factory-prefabricated rail system. The method for prefabricating the separated rail structure includes the following steps of preparing materials, controlling temperatures, arranging the rail bearing groove, cleaning a groove area, mounting a tie plate under a rail, placing the steel rail, checking and sealing the end, treating before pouring and pouring polymer materials. The method for constructing the separated rail structure includes the following steps of hoisting a rail bearing groove rail system, conducting foundation treatment, placing the prefabricated rail bearing groove and adjusting the geometry, connecting and fixing, pouring concrete, maintaining and removing tools. According to the method for prefabricating and constructing the separated rail structure, the construction technologies of factory prefabrication, field assembly and the like are used, the fastening-down rail temperature of the rail system is effectively controlled in a factory, the influence of the site construction environment and climate is avoided, the construction cost of the rail is lowered, the efficiency is improved, and maintaining and replacing are more convenient.
Owner:CHENGDU XINZHU ROAD & BRIDGE MASCH CO LTD

CYP3A88-molecular-marker breeding method for sorting porcine reproductive and respiratory syndrome (PRRS)-resistant pigs and application thereof

The invention relates to the field of molecular genetics, in particular to the application of a molecular marker method in pig breeding for disease resistance, wherein according to the molecular marker method, the molecule at a mutation site in a CYP3A88 gene 5' regulatory region of a pig is marked. The inventor of the method discovers that the CYP3A885' regulatory region of a large Chinese streaky-head pig and the CYP3A885' regulatory region of a Duroc long hybrid pig have a plurality of differences, wherein an A-to-T mutation exists at the -78 site, through a luciferase reporter gene system, the fact that promoter activity of the -78 site is lowered remarkably after an A at the -78 site is mutated into a T in a site-directed mutagenesis mode is found, and the promoter activity of the -78 site is the same as the low level of messenger ribonucleic acid (mRNA) expression of a CYP3A88 gene of the porcine reproductive and respiratory syndrome (PRRS)-resistant large Chinese streaky-head pig. Therefore, through genotype detection of the -78 site of the CYP3A88 regulatory region in a pig genome, the genotype of the -78 site of the CYP3A88 regulatory region can be used as a modular marker associated with traits of the PPRS, the molecular marker method not only is simple, convenient and rapid, but also cannot be affected by the environment, and early selection for breeding can be realized.
Owner:SHANDONG AGRICULTURAL UNIVERSITY

Mobile monitoring system for expressway pavement condition

The invention relates to the field of pavement condition monitoring, in particular to a mobile monitoring system for expressway pavement condition. The mobile monitoring system comprises a data acquisition module, a data input module, a data processing module, a data display module, a control module and an execution module. The data acquisition module used for acquiring system data is connected with the data input module, and the data input module used for inputting acquired data is connected with the data processing module, wherein the data processing module is used for processing and generating system data. The data processing module used for processing all input information data is connected with the data display module and the control module, wherein the data display module is used fordisplaying processed data, and the control module is used for controlling equipment. The control module for controlling all the equipment is connected with the execution module, wherein the executionmodule is used for implementing the control module. The mobile monitoring system of the expressway pavement condition can control the lighting time of traffic lights according to traffic flow and human flow on transverse and longitudinal roads.
Owner:宿州云宏建设安装有限公司

SNP molecular marker related to palmitoleic acid content in camellia oleifera seed grease and application thereof

The invention relates to the technical field of molecular markers, in particular to an SNP molecular marker related to palmitoleic acid content in camellia oleifera seed grease and application thereof. The invention provides two SNP molecular markers PB.10070.2-202 and PB.7527.1-77 related to palmitoleic acid content in camellia oleifera seed grease. The PB.10070.2-202 contains a nucleotide sequence with polymorphism of G / A at the 202nd site of the sequence shown as SEQ ID NO.1; the PB.7527.1-77 contains a nucleotide sequence with polymorphism of G / A at the 77th site of the sequence shown as SEQ ID NO.2. The two markers are used for identifying the palmitoleic acid content phenotype of camellia oleifera, seedling stage identification and auxiliary screening can be achieved, the selection efficiency of camellia oleifera breeding is effectively improved, and the breeding process is accelerated.
Owner:RES INST OF SUBTROPICAL FORESTRY CHINESE ACAD OF FORESTRY

SCAR molecular marker and identification method for identifying banana fusarium wilt resistance

The invention belongs to the technical field of plant molecular biology and particularly relates to an SCAR molecular marker and an identification method for identifying banana fusarium wilt resistance. By means of the SCAR molecular marking technology, a special strip of banana fusarium wilt susceptible varieties is screened out, a specificity primer is designed according to the sequence of the strip for specificity amplification, and the primer is converted into the SCAR molecular marker. The SCAR molecular marker and the method are used for identifying banana fusarium wilt resistance of banana varieties, provide a molecular assisting technology for banana disease-resistant new variety breeding, and can be further used for auxiliary screening of new banana varieties (strains) with banana tissue culture seedlings, banana field variant strains, chemically induced progenies and the like as screening populations.
Owner:东莞市香蕉蔬菜研究所

Cable recognition device and recognition method

InactiveCN105891641ASolve the situation that is not easy to maintain and failFlexible usageFault location by conductor typesPulse waveformElectrical and Electronics engineering
The invention relates to a cable recognition device and a recognition method. The device comprises a host, an output line, a recognition soft coil and a receiving box, wherein the host is used to display a power supply state and an output state and used to send out an emission signal; the output line is used to transmit the emission signal to a to-be-recognized cable; the recognition soft coil is used to receive a sensing signal of the to-be-recognized cable; and the receiving box is used to receive and display the sensing signal. The method comprises the steps that the host outputs the emission signal; the output line transmits the emission signal to the to-be-recognized cable; the recognize soft coil receives the sensing signal of the to-be-recognized cable; a receiving machine identifies the sensing signal, extracts a pulse sting, carries out phase detection of the pulse string, and displays a pulse waveform and a pulse direction obtained after the detection; and according to the pulse waveform and the method, whether the to-be-recognized cable is a target cable can be determined, or whether a fault exists in the to-be-recognized cable can be judged. In comparison with the prior art, the device and the method provided by the invention have the advantages that power supply is convenient; use is simple; judgment is visualized; one device can be used for multiple purposes; and the device can be used at complicated sites, etc.
Owner:SHANGHAI MUNICIPAL ELECTRIC POWER CO

Microsatellite primers for identifying crassostrea hongkongensis, crassostrea ariakensis and crassostrea gigas and hybrid thereof and identification method

The invention discloses microsatellite primers for identifying crassostrea hongkongensis, crassostrea ariakensis and crassostrea gigas and a hybrid thereof and an identification method.The microsatellite primers are F:5'-CGACTGGTGGGAGTTTCTGAC-3' and R:5'-GCCGCTTCTATCTCCTTTGC-3'.Due to the fact that the external morphology of oysters changes greatly along with different living environments, identification is usually difficult only according to morphological characteristics; the oysters in the larval stage are more difficult to distinguish according to the morphological characteristics.By means of the microsatellite primers and the identification method, crassostrea hongkongensis, crassostrea ariakensis and crassostrea gigas individuals can be identified rapidly and accurately, and identification of the hybrid individual of the crassostrea hongkongensis, crassostrea ariakensis and crassostrea gigas individuals has the potential application value.Meanwhile, the microsatellite primers for identifying the crassostrea hongkongensis, the crassostrea ariakensis and the crassostrea gigas and the hybrid thereof and the identification method have the advantages of being simple in method, visual, accurate and effective in result, free of influences of environment and growth stage, low in cost and the like.
Owner:SOUTH CHINA SEA INST OF OCEANOLOGY - CHINESE ACAD OF SCI

Identification sticker using core drilling method to detect concrete strength, collecting traceability system and method thereof

The invention discloses an identification sticker using a core drilling method to detect concrete strength. The identification sticker comprises an identification sticker body. The identification sticker body is provided with a first RFID radio frequency chip and a second RFID radio frequency chip. The first RFID radio frequency chip is used for marking the identification information of a tested structure. The second RFID radio frequency chip is used for marking the identification information of a core sample. The identification sticker body is a lengthened one-dimensional bar code identification sticker in line direction. The invention further discloses a traceability system using the core drilling method to detect concrete strength. The system comprises the identification sticker, a data collecting instrument and a cloud computing platform. The invention further discloses a traceability method using the core drilling method to detect concrete strength. The method comprises the steps of identification sticker producing, information entering, identification sticker pasting, identification sticker information collecting, core sample collecting, testing and tracing. The identification sticker, the traceability system and the traceability method, which are provided by the invention, have the characteristics of comprehensive and convenient data collecting, high traceability and authenticity, and high credibility.
Owner:GUANGZHOU TESTING CENTRE OF CONSTRUCTION QUALITY AND SAFETY CO LTD +1

Molecular marker method for rice anti-rice stripe major gene loci qSTV11

The invention relates to a molecular marking method of a major gene locus qSTV11 with rice stripe and leaf blight resistance and belongs to the field of molecular genetics. Hybridization with female plant of rice Nipponbare and male plant of Kasalath, backcross with Nipponbare and derivation are orderly realized, thus obtaining a backcross recombinant inbred system, genetic linkage analysis between genotypes and corresponding disease indexes and ratios in each family is realized, the resistant effects of the major gene locus qSTV11 with rice stripe and leaf blight resistance and allelic genes from Kasalath are detected, and molecular markers R21, R22, R13 and R48 that can be utilized in breeding are obtained through filtering. The four molecular markers are utilized for detecting whether Kasalath and derived varieties thereof contain the major gene locus, and consequently the rice stripe and leaf blight resistant level of the varieties can be predicted, and the selection efficiency of rice varieties with rice stripe and leaf blight resistance can be remarkably raised.
Owner:NANJING AGRICULTURAL UNIVERSITY

Seed number per pod character major gene site of rape and application thereof

The invention discloses a seed number per pod character major gene site of rape and application thereof. The process comprises the following steps: (1) hybridizing by Brassica napus variety with obvious difference on each seed number per pod character; (2) carrying out polymorphism screening for parent DNA by public and developed SSR (Simple Sequence Repeat) and SNP (Single Nucleotide Polymorphism) primers, and building a genetic linkage map by molecular mark gene type analysis to an F2-generation segregation population; (3) obtaining the phenotype data of each seed number per pod character by field experiments and variety research to F2 and F2:3 segregation population; and (4) combining the gene type and the phenotype data of the segregation population to carry out QTL (Quantitative Trait Loci) detection. The major gene site qQN.A6 and the molecular marker BrSF50-18 for controlling seed number per pod of rape on an A6 linkage group are obtained. The F3 generation derived from two parents is analyzed by the marker, and an individual plant with the marker is kept. A variety research result shows that the ratio of the seed number per pod is 83.4% higher than the F3 individual plate of F2:F3 family mean value, and thus, the marker is used for assisted selection to greatly improve the selection efficiency of high-yield breeding.
Owner:INST OF OIL CROPS RES CHINESE ACAD OF AGRI SCI

Molecular mark method for rice anti-leaf drop streak site

The present invention belongs to the molecular genetics field and relates to the the molecular marker method of the major gene loci conferring rice stripe disease resistance. The rice variety Nipponbare is hybridized with Kasalath and then backcrossed with Nipponbare. Via genetic linkage analysis of the genotype and disease index ratio of each family in aquired backcross inbred lines, the molecular marker BJ11-8 of the major rice stripe disease resistance gene loci qSTVll is obtained. Detection of this major gene locus in Kasalath and its derivatives via the molecular marker BJ11-8 will forecast the resistance level to the rice stripe disease and increase the selection efficiency of rice stripe disease resistant rices significantly.
Owner:NANJING AGRICULTURAL UNIVERSITY

Flexible power generation device and power generation backpack applying same

The invention relates to a flexible power generation device and a power generation backpack applying the same. The flexible power generation device comprises a back plate and a sliding plate capable of sliding relatively. A resilient mechanism for driving the sliding plate to slide upward is arranged between the back plate and the sliding plate. A generator is fixed to the sliding plate. A rotating shaft is rotatably connected to the sliding plate. The rotating shaft and the generator rotate homodromously through a single-direction transmission mechanism. A rope winds the rotating shaft, ropefasteners are fixed to the upper and lower ends of the back plate. The upper and lower ends of the rope are fixed to the rope fasteners. When the sliding plate slides downward, the rotating shaft is pulled by the rope to rotate, the rotating shaft drives the generator to rotate in a single direction to generate electricity through the single-direction transmission mechanism, and the resilient mechanism is compressed to have an elastic force so as to drive the sliding plate to reset. The power generation device is not affected by an environment, and the resilient mechanism can collect mechanical energy generated by the backpack which vibrates up and down when a human body walks or runs, and the mechanical energy is further converted into electric energy.
Owner:NANJING UNIV OF POSTS & TELECOMM +1

Greenhouse heating system and control method thereof

The invention discloses a greenhouse heating system and a control method thereof. The greenhouse heating system comprises a thermal-insulation water tank and a greenhouse, wherein one end of the thermal-insulation water tank communicates with a solar circulating pump and a solar heating device through a solar heating water inlet pipeline; the other end of the thermal-insulation water tank communicates with the solar heating device through a solar heating water return pipeline; the thermal-insulation water tank communicates with an air heat pump through a pipeline; a radiator is arranged in the greenhouse; one end of the radiator communicates with a greenhouse heating circulating pump and the thermal-insulation water tank through a greenhouse heating water inlet pipeline; the other end of the radiator communicates with the thermal-insulation water tank through a greenhouse heating water return pipeline; and the solar circulating pump, the air heat pump, the radiator and the greenhouse heating circulating pump are electrically connected with a controller separately. The greenhouse heating system can be used for heating the greenhouse by converting solar energy into heat energy; various heating devices are monitored by a sensor; the controller controls the heating devices, so that the temperature in the greenhouse is kept within a high-precision temperature range, and therefore, the greenhouse heating system is more environmental-friendly, and cost is saved.
Owner:JIANGSU POLYTECHNIC COLLEGE OF AGRI & FORESTRY
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