CN103081887B - Device and method for acquiring field crop disease three-dimensional information - Google Patents
Device and method for acquiring field crop disease three-dimensional information Download PDFInfo
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- CN103081887B CN103081887B CN201310038941.XA CN201310038941A CN103081887B CN 103081887 B CN103081887 B CN 103081887B CN 201310038941 A CN201310038941 A CN 201310038941A CN 103081887 B CN103081887 B CN 103081887B
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Abstract
The invention relates to the technical field of agricultural information, in particular to a device and a method for acquiring field crop disease three-dimensional information. The device comprises an arch-shaped frame which is used for carrying an information acquiring probe; an arc-shaped sliding groove which is formed in the arch-shaped frame and enables the information acquiring probe to slide inside; the information acquiring probe which is used for collecting light spectrum crop disease zones; a push-pull plate which is used for fixing a reference plate conducting rectification to hyperspectral data; a surface feature spectrograph which is used for collecting three-dimensional hyperspectral information of disease crops; a mobile terminal which is used for data collection and disease degree judgment and supplies an optimal drug spraying angle and an optimal drug spraying dose; a carrier vehicle which is used for bearing the above parts and can walk in field. Due to the facts that a drug spraying guide device and a use method which face the field are exploited and explored, and an angle of maximized drug spraying effect or angle combination of the maximized drug spraying effect is raised, and efficiency of mechanization drug delivery and manual drug spraying is effectively improved.
Description
Technical field
The present invention relates to Agricultural Information technical field, particularly a kind of field crop disease steric information acquisition device and method.
Background technology
Cereal crops occupy critical role in Chinese national economy, and high yield and quality quality are directly connected to national economy.Disease Stress is the important stress factors that affects crop yield and quality, and in recent years, along with Global climate change aggravation, the probability of crop pest outburst increases, and destructiveness is also remarkable ascendant trend.But the performance of crop pest pathogeneticing characteristic differs, some germ or spore are propagated (taking stripe rust of wheat as example) with the wind, and the large area that is characterized by crop different levels infects, but light and heavy degree differs; Some is fallen ill to top (taking wheat powdery mildew as example) gradually from crop lower leave, be characterized by middle lower floor Disease Characters obvious, and upper strata is not obvious.In order to make propagation trend and the impact of different diseases in crop groups clear, and then for variable precision spray medicine and drug effect effect assessment provide foundation, need specific aim to carry out the research and development of corresponding observation device.Consult existing document both at home and abroad and find, day by day advanced for the sensor of field crop nutrient, damage by disease and insect remote sensing monitoring at present, but the observation device matching with it research and development are less.
At present, it is main that China agricultural and plant protection department are still to estimate to the monitoring of disease generation the method that hand looks into substantially, to the control of crop pest mostly taking plot or peasant household carry out unified spray medicine and management as unit.This traditional homogeneous sprays medicine pattern, does not consider pathogeneticing characteristic and the occurring degree of different diseases, often, because spraying medicine inequality or excessively spraying and cause agricultural chemicals abuse, causes poisoning frequently to occur.Secondly, large area crop growing spots reclamation areas such as () Heilungkiang, Xinjiang adopts mechanization spray medicine, has only improved spray medicine speed, realizes far away precisely the quantitatively target of dispenser.
Summary of the invention
(1) technical problem that will solve
The invention provides a kind of field crop disease steric information acquisition device and method, to solve the best spray medicine angle Selection problem of field crop special disease, can effectively improve the disease prevention and control efficiency of mechanization dispenser and artificial mark spraying medicine.
(2) technical scheme
In order to solve the problems of the technologies described above, one aspect of the present invention provides a kind of field crop disease steric information acquisition device, comprising:
Arched frame, it is for carrying acquisition of information probe; Described arched frame is provided with arc chute, and described acquisition of information probe can slide in chute;
Acquisition of information probe, for gathering crop pest region spectrum;
Draw back plate, for fixing reference plate, described reference plate is proofreaied and correct high-spectral data;
Field spectroradiometer, for gathering the hyperspectral information of disease crop stereoscopic dimension;
Mobile terminal, for Data Collection and degree of disease judgement, provides optimum spray medicine angle and the suggestion of spray pharmacy amount;
Transport vehicle, for carrying above-mentioned parts, and walks in field.
Further, transport vehicle comprises platform support, on described platform support, connects handspike, and described platform support bottom connects wheel, and described wheel is provided with and protects axillare;
Further, the diameter of described transport vehicle wheel is 100cm.
Further, the angle excursion of described multi-angle arched frame is ± 60 °.
Further, when described draw back plate duty, with reference to plate be fixed to acquisition of information probe under, proofread and correct for spectroscopic data; After having worked, slide into field spectroradiometer and mobile terminal directly over, for field spectroradiometer and mobile terminal block direct sunlight.
Further, described draw back plate is made up of black PVC plate.
Further, described draw back plate comprises plate body, and the both sides of described plate body are provided with sliding tray, and reference plate slides in described sliding tray;
One end of described plate body is provided with center of circle groove, makes the center of reference plate consistent with acquisition of information probe; The surrounding of described center of circle groove is provided with the projection of fixing reference plate;
On the other hand, the present invention also provides a kind of method that adopts above-mentioned field crop disease steric information acquisition device to measure, and specifically comprises:
S1, transport vehicle are freely walked between large field, implement observation on same point and multiple or multiple spot Continuous Observation;
When S2, draw back plate use, fixing reference plate carries out spectroscopic data correction; After use, serve as the sunshade of field spectroradiometer and mobile terminal;
S3, according to different crop pests, the angle within the scope of implementing ± 60 ° changes observation, searches out the best angle of feedback disease information;
S4, mobile terminal are set to the data acquisition of automatic spacing, provide the drug dose suggestion under optimum spray medicine angle;
S5, artificial or mechanical spray medicine device implement quantitatively to spray medicine under the guidance of above-mentioned steps.
(3) beneficial effect
Field crop disease steric information acquisition device and method that the embodiment of the present invention provides, by exploring towards exploitation and the using method of land for growing field crops variable spray medicine guiding device, propose the maximized angle of effect of spraying pesticide or angle combination, effectively improve the disease prevention and control efficiency of mechanization dispenser and artificial mark spraying medicine.
Brief description of the drawings
Fig. 1 is the complete machine schematic diagram of the field crop disease steric information acquisition device of the embodiment of the present invention;
Fig. 2 is the schematic side view of the field crop disease steric information acquisition device of the embodiment of the present invention;
Fig. 3 is the multi-angle detailed schematic of arched frame in the embodiment of the present invention;
Fig. 4 is the structural representation of draw back plate in the embodiment of the present invention.
In figure: 1, protect axillare; 2, wheel; 3, acquisition of information probe; 4, arched frame; 5, probe clip; 6, draw back plate; 7, guide blot; 8, field spectroradiometer; 9, notebook computer; 10, hand lever; 11, platform support; 61: projection; 62: center of circle groove; 63: sliding tray.
Embodiment
Below in conjunction with drawings and Examples, the specific embodiment of the present invention is described in further detail.Following examples are used for illustrating the present invention, but are not used for limiting the scope of the invention.
As shown in Figure 1-2, the field crop disease steric information acquisition device that the embodiment of the present invention provides specifically comprises:
Transport vehicle, for walking in field, wherein, transport vehicle comprises platform support 11, on described platform support 11, connects handspike 10, described platform support 11 bottoms connect wheel 2, described wheel 2 is provided with and protects axillare 1, and the diameter of described transport vehicle wheel 2 is 100cm, is convenient to walk in field, especially in the plant growth later stage, ensure that mobile platform does not destroy the nature of field crop canopy.
Arched frame 4, it is arranged on transport vehicle, and it is for carrying acquisition of information probe 3; Described arched frame 4 is provided with arc chute, and described acquisition of information probe 3 can slide in chute.Wherein, the angle excursion of multi-angle arched frame is ± 60 °.The multi-angle detail view of arched frame 4 comprises 60 °, 50 °, 40 °, 30 °, 20 °, 10 °, 0 ° ,-0 ° ,-10 ° ,-20 ° ,-30 ° ,-40 ° ,-50 ° ,-60 °, amount to 14 angle changings, the all observation angles that obtain same target effective information have been comprised, the realization of being slided by probe clip 5 on arched frame 4.With reference to figure 3.
Acquisition of information probe 3, for gathering crop pest region spectrum;
Draw back plate 6, for fixing reference plate, described reference plate is proofreaied and correct high-spectral data; Concrete, with reference to figure 4, draw back plate 6 is made up of black PVC plate, and described draw back plate 6 comprises plate body, and the both sides of described plate body are provided with sliding tray 63, ensure that reference plate slides all the time within the scope of it, can not come off because of human factor.Fix with reference to plate by guide blot 7.One end of this plate body is provided with center of circle groove 62, makes the center of reference plate consistent with acquisition of information probe, and this center of circle groove 62 also can directly be placed circular reference plate simultaneously; The surrounding of described center of circle groove 62 is provided with the projection 61 of fixing reference plate.
Field spectroradiometer 8, for gathering the hyperspectral information of disease crop stereoscopic dimension;
Mobile terminal, the mobile terminal in the present embodiment is notebook computer 9, for Data Collection and degree of disease judgement, provides optimum spray medicine angle and the suggestion of spray pharmacy amount.
When this draw back plate 6 duty, with reference to plate be fixed to acquisition of information probe under, proofread and correct for spectroscopic data; After having worked, slide into field spectroradiometer and mobile terminal directly over, for field spectroradiometer 8 and notebook computer 9 block direct sunlight, indirectly play instrument cooling effect.
Below measuring process of the present invention is described.
S1, transport vehicle are freely walked between large field by manually pushing away (or drawing), implement observation on same point and multiple or multiple spot Continuous Observation;
S2, draw back plate used time, fixing reference plate carries out high-spectral data correction; After use, serve as the sunshade of field spectroradiometer and notebook computer;
S3, according to different crop pests, the angle within the scope of implementing ± 60 ° changes observation, searches out the best angle of feedback disease information;
S4, notebook computer are set to the data acquisition of automatic spacing, then after the data software of independent development is processed, provide the drug dose suggestion under optimum spray medicine angle.
S5, under the suggestion of above-mentioned spray medicine is instructed, artificial or mechanical spray medicine device is implemented quantitatively spray medicine under fixing angle or simple angle combination.
The above is only the preferred embodiment of the present invention; it should be pointed out that for those skilled in the art, do not departing under the prerequisite of the technology of the present invention principle; can also make some improvement and replacement, these improvement and replacement also should be considered as protection scope of the present invention.
Claims (6)
1. a field crop disease steric information acquisition device, is characterized in that, comprising:
Arched frame, it is for carrying acquisition of information probe; Described arched frame is provided with arc chute, and described acquisition of information probe can slide in chute;
Acquisition of information probe, for gathering crop pest region spectrum;
Draw back plate, for fixing reference plate, described reference plate is proofreaied and correct high-spectral data; Described draw back plate comprises plate body, and the both sides of described plate body are provided with sliding tray, and reference plate slides in described sliding tray; One end of described plate body is provided with center of circle groove, makes the center of reference plate consistent with acquisition of information probe; The surrounding of described center of circle groove is provided with the projection of fixing reference plate;
When described draw back plate duty, with reference to plate be fixed to acquisition of information probe under, proofread and correct for spectroscopic data; After having worked, slide into field spectroradiometer and mobile terminal directly over, for field spectroradiometer and mobile terminal block direct sunlight;
Field spectroradiometer, for gathering the hyperspectral information of disease crop stereoscopic dimension;
Mobile terminal, for Data Collection and degree of disease judgement, provides optimum spray medicine angle and spray pharmacy amount;
Transport vehicle, for carrying above-mentioned parts, and walks in field.
2. field crop disease steric information acquisition device as claimed in claim 1, is characterized in that, transport vehicle comprises platform support, on described platform support, connects handspike, and described platform support bottom connects wheel, and described wheel is provided with and protects axillare.
3. field crop disease steric information acquisition device as claimed in claim 1, is characterized in that, the diameter of described transport vehicle wheel is 100cm.
4. field crop disease steric information acquisition device as claimed in claim 1, is characterized in that, the angle excursion of described arched frame is ± 60 °.
5. field crop disease steric information acquisition device as claimed in claim 1, is characterized in that, described draw back plate is made up of black PVC plate.
6. a method that adopts the field crop disease steric information acquisition device described in claim 1-5 any one to measure, specifically comprises:
S1, transport vehicle are freely walked between large field, implement observation on same point and multiple or multiple spot Continuous Observation;
When S2, draw back plate use, fixing reference plate carries out spectroscopic data correction; After use, serve as the sunshade of field spectroradiometer and mobile terminal;
S3, according to different crop pests, the angle within the scope of implementing ± 60 ° changes observation, searches out the best angle of feedback disease information;
S4, mobile terminal are set to the data acquisition of automatic spacing, provide the drug dose suggestion under optimum spray medicine angle;
S5, artificial or mechanical spray medicine device implement quantitatively to spray medicine under the guidance of above-mentioned steps.
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| CN103081887B true CN103081887B (en) | 2014-07-02 |
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| CN103293156B (en) * | 2013-05-20 | 2015-04-15 | 北京农业智能装备技术研究中心 | System and method for estimating growth conditions of field crops |
| CN105548222B (en) * | 2015-12-31 | 2018-09-28 | 东北大学 | A kind of online pest and disease damage detection device of cereal crops |
| CN109990184B (en) * | 2019-04-22 | 2020-06-02 | 中国水利水电科学研究院 | Farmland crop information acquisition device |
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| DE102005050302B4 (en) * | 2005-10-17 | 2007-07-26 | Yara International Asa | Method and device for non-contact determination of the current nutritional status of a crop and for processing this information on fertilizer recommendations |
| CN101947503A (en) * | 2010-07-28 | 2011-01-19 | 中国农业大学 | Toward-target spraying robot system for greenhouses |
| CN102541030A (en) * | 2012-02-07 | 2012-07-04 | 蔡诗伟 | System for intelligently monitoring and controlling crop pests and diseases |
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Effective date of registration: 20210625 Address after: 230011 room 402, building 1, sanchuangyuan, south of Fanhua Avenue and west of Jiulong Road, Shushan Economic and Technological Development Zone, Hefei City, Anhui Province Patentee after: Anhui tengwo Digital Technology Research Institute Co.,Ltd. Address before: 230601 Anhui University, 111 Jiulong Road, economic development zone, Hefei City, Anhui Province Patentee before: ANHUI University |
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