CN204228602U - Crop leaf physiological moisture monitoring system - Google Patents
Crop leaf physiological moisture monitoring system Download PDFInfo
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- CN204228602U CN204228602U CN201420712576.6U CN201420712576U CN204228602U CN 204228602 U CN204228602 U CN 204228602U CN 201420712576 U CN201420712576 U CN 201420712576U CN 204228602 U CN204228602 U CN 204228602U
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- reflected light
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Abstract
The utility model relates to plant physiology information lossless monitoring technical field, discloses a kind of crop leaf physiological moisture monitoring system.This system comprises: leaf water content Non-Destructive Testing module; Wherein, described leaf water content Non-Destructive Testing module comprises infrared light sources transmitter, detects sample stage and thoroughly/reflected light light-intensity test parts; Described detection sample stage adopts clear glass to make, and sample stage surface is provided with narrow band pass filter; The infrared ray that described infrared light sources transmitter sends is incident upon on sample, described/reflected light light-intensity test parts detect respectively described sample to described ultrared/intensity of reflected light.The utility model quick and precisely can obtain the water regime information of crop, simple to operate, can Non-Destructive Testing continuously, have volume little, highly sensitive, respond fast advantage.
Description
Technical field
The utility model relates to plant physiology information lossless detection technique field, is specifically related to a kind of crop leaf physiological moisture monitoring system.
Background technology
Moisture is the important substance of plant growth, is also consumables maximum in process of crop growth simultaneously.The water cut of plant leaf blade is the important physical signs characterizing plant moisture information, has a wide range of applications in plant physiology and study on drought resistance.How quick and precisely to obtain the water regime information of plant, especially plant leaf blade water cut, research crop physiology is reacted, grasps the growth and development process of plant and instructs water-saving irrigation etc. all to have very important meaning.Traditional plant leaf blade moisture measuring method comprises oven drying method, the way of distillation, titrimetry, electrical measuring method etc., existing method is measured after all needing collected specimens in laboratory conditions, usual consuming time long, complicated operation, testing cost are high, measurement data is single, only there is significance of scientific research, be not suitable for scene and plant growth situation is monitored and adjusted.Therefore, fast, in real time, the water regime of Measurement accuracy plant growth especially plant leaf blade water cut be a problem demanding prompt solution.
Utility model content
For the above-mentioned defect of prior art, technical problem to be solved in the utility model is how quick, easy detection crop leaf water cut, realizes online Non-Destructive Testing.
In order to solve the problems of the technologies described above, the utility model provides a kind of crop leaf physiological moisture monitoring system, and it comprises: leaf water content Non-Destructive Testing module; Wherein, described leaf water content Non-Destructive Testing module comprises infrared light sources transmitter, detects sample stage and thoroughly/reflected light light-intensity test parts; Described detection sample stage adopts clear glass to make, and sample stage surface is provided with narrow band pass filter; The infrared ray that described infrared light sources transmitter sends is incident upon on sample, described/reflected light light-intensity test parts detect respectively described sample to described ultrared/intensity of reflected light.
Preferably, described leaf water content Non-Destructive Testing module also comprises: amplifier and modulate circuit, analog to digital converter, microprocessor; Wherein,
The output terminal of described/reflected light light-intensity test parts connects described amplifier and modulate circuit; The output terminal of described amplifier and modulate circuit connects described analog to digital converter; The output terminal of described analog to digital converter connects described microprocessor.
Preferably, described infrared light sources transmitter is infrarede emitting diode.
Preferably, described/reflected light light-intensity test parts comprise photodiode and optical signal receiving circuit.
Preferably, described system also comprises: the crop environmental information sensor assembly be made up of the environmental information sensor node be arranged on around crop growth environment.
Preferably, described sensor assembly comprises: aerial temperature and humidity sensor, optical sensor, carbon dioxide sensor, air velocity transducer, soil temperature-moisture sensor, leaf temperature sensor, footpath flow sensor.
Preferably, described system also comprises: main control module, storer and display screen; Wherein, described main control module is connected with described leaf water content Non-Destructive Testing module and described crop environmental information sensor assembly, calls the data obtaining described detection module and the detection of described sensor assembly, and data is stored in storer.
Preferably, described storer is FLASH memory; Described display screen is LCD liquid crystal display screen.
Preferably, described system also comprises the power module be connected with leaf water content Non-Destructive Testing module, crop environmental information sensor assembly, main control module, storer and display screen.
Preferably, described power module comprises solar panel, and the accumulator be connected by electric wire with solar panel.
The beneficial effect of technique scheme is: the utility model can detect the moisture of crop leaf by real non-destructive, can also Simultaneous Monitoring and the closely-related environmental information of crop water cut, and detected data is stored in the storer of sensing system.This system have volume little, highly sensitive, respond fast advantage, effectively can assist agriculture section scientific research personnel, agrotechnical worker and peasant household's timely field diagnostic crop water cut and need water shortage status, instructing efficient water-saving irrigation.
Accompanying drawing explanation
Fig. 1 is the structural representation of an embodiment Leaf water cut Non-Destructive Testing module of the present utility model;
Fig. 2 is crop leaf physiological moisture monitoring system general structure schematic diagram in a preferred embodiment of the present utility model;
Fig. 3 is the structural representation that in an embodiment of the present utility model, crop environmental information sensor node and leaf water content Non-Destructive Testing module synchronization detect.
Embodiment
Below in conjunction with the accompanying drawing in the utility model embodiment, the technical scheme in the utility model embodiment is clearly and completely described.Following examples for illustration of the utility model, but are not used for limiting scope of the present utility model.The every other embodiment that those of ordinary skill in the art obtain under the prerequisite not making creative work, all belongs to the scope of the utility model protection.
The constituent analysis that the leaf water of prior art is measured mainly through sample realizes, and usually needs collected specimens and carries out pre-service to sample, requiring higher to experimental enviroment.Adopt optical mode in the utility model, measure water cut by analyzing blade non-contactly to ultrared reflectivity, its scheme is easy to implement and real-time, can be widely used in site work.Below with reference to Fig. 1 to Fig. 3, the 26S Proteasome Structure and Function of crop leaf physiological moisture monitoring system of the present utility model is described.
As shown in Figure 1, in an embodiment of the present utility model, crop leaf physiological moisture monitoring system mainly comprises leaf water content Non-Destructive Testing module, wherein, described leaf water content Non-Destructive Testing module comprises infrared light sources transmitter, detects sample stage and thoroughly/reflected light light-intensity test parts; Described detection sample stage adopts clear glass to make, and sample stage surface is provided with narrow band pass filter (preventing natural light from having an impact to transmitted light); The infrared ray that described infrared light sources transmitter sends is incident upon on sample (crop leaf), described/reflected light light-intensity test parts detect respectively described sample to described ultrared/intensity of reflected light.The utility model by comparison thoroughly/reflected light light intensity measures the water cut of crop leaf, wherein the corresponding relation of Different Crop leaf water content and its thoroughly/reflected light light intensity is corrected by test determination in advance, and when utility model the utility model is implemented, system is according to the water cut of measured light intensity and light intensity-moisture corresponding relation determination current sample.
Further, because light intensity is analog quantity, certain means need be adopted to be converted into digital quantity and carry out processing and quantitative test, therefore the leaf water content Non-Destructive Testing module in Fig. 1 also comprises: amplifier and modulate circuit, analog to digital converter, microprocessor; Wherein, the output terminal of described/reflected light light-intensity test parts connects described amplifier and modulate circuit, the simulating signal of light intensity is carried out amplifying and nursing one's health; The output terminal of described amplifier and modulate circuit connects described analog to digital converter, and described simulating signal is converted to digital signal; The output terminal of described analog to digital converter connects described microprocessor, processes and quantitative test described digital signal.
Preferably, described infrared light sources transmitter is infrarede emitting diode; Described/reflected light light-intensity test parts comprise photodiode and optical signal receiving circuit.
Again see Fig. 2, crop leaf physiological moisture monitoring system of the present utility model also can monitor to analyze in more detail, instruct and/or intervene to the growing environment of crop further further.In a preferred embodiment of figure 2, monitoring system of the present utility model also comprises: crop environmental information sensor assembly, it is made up of the environmental information sensor node be arranged on around crop growth environment, comprising: aerial temperature and humidity sensor, optical sensor, carbon dioxide sensor, air velocity transducer, soil temperature-moisture sensor, leaf temperature sensor, runoff sensor.Each sensor, by the system integration, carries out comprehensive detection.For rice crop, described sensor node is arranged in above rice terrace, can synchronous recording crop environmental information, auxiliary monitoring does the impact of substance environment on Leaf Physiology moisture.
Also comprise further in Fig. 2: main control module, storer and display screen.Wherein, described main control module is connected with leaf water content Non-Destructive Testing module and crop environmental information sensor assembly, calls the data obtaining leaf water content Non-Destructive Testing module and the detection of each sensor, and data is stored in storer.Described storer is FLASH memory; Described display screen is LCD liquid crystal display screen.
As shown in Figure 3, described monitoring system also comprises the power module be connected with leaf water content Non-Destructive Testing module, crop environmental information sensor assembly, main control module, storer and display screen.Preferably, described power module comprises solar panel, and the accumulator be connected by electric wire with solar panel.
As can be seen from the above embodiments, monitoring system of the present utility model can detect the moisture of crop leaf by real non-destructive, all right Simultaneous Monitoring and the closely-related environmental information of crop water cut, and detected data are stored in the storer of sensing system.This system have volume little, highly sensitive, respond fast advantage, effectively can assist agriculture section scientific research personnel, agrotechnical worker and peasant household's diagnosis crop water cut and need water shortage status, instruct efficient water-saving irrigation.
Although be below described the utility model in conjunction with the preferred embodiments, but it should be appreciated by those skilled in the art, method and system described in the utility model is not limited to the embodiment described in embodiment, when not deviating from the utility model spirit and scope be defined by the appended claims, can various amendment, increase be made to the utility model and replace.
Claims (10)
1. a crop leaf physiological moisture monitoring system.It is characterized in that, described system comprises: leaf water content Non-Destructive Testing module; Wherein,
Described leaf water content Non-Destructive Testing module comprises infrared light sources transmitter, detects sample stage and thoroughly/reflected light light-intensity test parts;
Described detection sample stage adopts clear glass to make, and sample stage surface is provided with narrow band pass filter;
The infrared ray that described infrared light sources transmitter sends is incident upon on sample, described/reflected light light-intensity test parts detect respectively described sample to described ultrared/intensity of reflected light.
2. the system as claimed in claim 1, is characterized in that, described leaf water content Non-Destructive Testing module also comprises: amplifier and modulate circuit, analog to digital converter, microprocessor; Wherein,
The output terminal of described/reflected light light-intensity test parts connects described amplifier and modulate circuit; The output terminal of described amplifier and modulate circuit connects described analog to digital converter; The output terminal of described analog to digital converter connects described microprocessor.
3. the system as claimed in claim 1, is characterized in that, described infrared light sources transmitter is infrarede emitting diode.
4. the system as claimed in claim 1, is characterized in that, described/reflected light light-intensity test parts comprise photodiode and optical signal receiving circuit.
5. the system as claimed in claim 1, is characterized in that, described system also comprises: the crop environmental information sensor assembly be made up of the environmental information sensor node be arranged on around crop growth environment.
6. system as claimed in claim 5, it is characterized in that, described sensor assembly comprises: aerial temperature and humidity sensor, optical sensor, carbon dioxide sensor, air velocity transducer, soil temperature-moisture sensor, leaf temperature sensor, footpath flow sensor.
7. system as claimed in claim 5, it is characterized in that, described system also comprises: main control module, storer and display screen; Wherein,
Described main control module is connected with described leaf water content Non-Destructive Testing module and described crop environmental information sensor assembly, calls the data obtaining described detection module and the detection of described sensor assembly, and data is stored in storer.
8. system as claimed in claim 7, it is characterized in that, described storer is FLASH memory; Described display screen is LCD liquid crystal display screen.
9. system as claimed in claim 7, it is characterized in that, described system also comprises the power module be connected with leaf water content Non-Destructive Testing module, crop environmental information sensor assembly, main control module, storer and display screen.
10. system as claimed in claim 9, it is characterized in that, described power module comprises solar panel, and the accumulator be connected by electric wire with solar panel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420712576.6U CN204228602U (en) | 2014-11-24 | 2014-11-24 | Crop leaf physiological moisture monitoring system |
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| CN201420712576.6U CN204228602U (en) | 2014-11-24 | 2014-11-24 | Crop leaf physiological moisture monitoring system |
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| CN204228602U true CN204228602U (en) | 2015-03-25 |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104374732A (en) * | 2014-11-24 | 2015-02-25 | 中国农业科学院农业信息研究所 | System for monitoring physiological water in crop leaves |
| CN107402165A (en) * | 2017-08-08 | 2017-11-28 | 中国科学院寒区旱区环境与工程研究所 | Condensate scope and system |
| CN108693145A (en) * | 2017-04-11 | 2018-10-23 | 中国农业大学 | A kind of plant leaf blade moisture content detecting method |
| CN111638306A (en) * | 2020-06-11 | 2020-09-08 | 中国农业科学院农业信息研究所 | Crop dynamic monitoring method, device, equipment and system |
-
2014
- 2014-11-24 CN CN201420712576.6U patent/CN204228602U/en not_active Expired - Fee Related
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104374732A (en) * | 2014-11-24 | 2015-02-25 | 中国农业科学院农业信息研究所 | System for monitoring physiological water in crop leaves |
| CN108693145A (en) * | 2017-04-11 | 2018-10-23 | 中国农业大学 | A kind of plant leaf blade moisture content detecting method |
| CN108693145B (en) * | 2017-04-11 | 2020-02-07 | 中国农业大学 | Plant leaf water content detection method |
| CN107402165A (en) * | 2017-08-08 | 2017-11-28 | 中国科学院寒区旱区环境与工程研究所 | Condensate scope and system |
| CN107402165B (en) * | 2017-08-08 | 2019-08-20 | 中国科学院寒区旱区环境与工程研究所 | Condensed water observation device and system |
| CN111638306A (en) * | 2020-06-11 | 2020-09-08 | 中国农业科学院农业信息研究所 | Crop dynamic monitoring method, device, equipment and system |
| WO2021248773A1 (en) * | 2020-06-11 | 2021-12-16 | 中国农业科学院农业信息研究所 | Crop dynamic monitoring method, apparatus, device and system |
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