CN109308562B - Farmland management system - Google Patents

Farmland management system Download PDF

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Publication number
CN109308562B
CN109308562B CN201810844384.3A CN201810844384A CN109308562B CN 109308562 B CN109308562 B CN 109308562B CN 201810844384 A CN201810844384 A CN 201810844384A CN 109308562 B CN109308562 B CN 109308562B
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farmland
information
mobile terminal
position information
portable terminal
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CN109308562A (en
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有村浪漫
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Iseki and Co Ltd
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Iseki and Co Ltd
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    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06Q—INFORMATION AND COMMUNICATION TECHNOLOGY [ICT] SPECIALLY ADAPTED FOR ADMINISTRATIVE, COMMERCIAL, FINANCIAL, MANAGERIAL OR SUPERVISORY PURPOSES; SYSTEMS OR METHODS SPECIALLY ADAPTED FOR ADMINISTRATIVE, COMMERCIAL, FINANCIAL, MANAGERIAL OR SUPERVISORY PURPOSES, NOT OTHERWISE PROVIDED FOR
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    • G06Q10/063—Operations research, analysis or management
    • G06Q10/0631—Resource planning, allocation, distributing or scheduling for enterprises or organisations
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06Q—INFORMATION AND COMMUNICATION TECHNOLOGY [ICT] SPECIALLY ADAPTED FOR ADMINISTRATIVE, COMMERCIAL, FINANCIAL, MANAGERIAL OR SUPERVISORY PURPOSES; SYSTEMS OR METHODS SPECIALLY ADAPTED FOR ADMINISTRATIVE, COMMERCIAL, FINANCIAL, MANAGERIAL OR SUPERVISORY PURPOSES, NOT OTHERWISE PROVIDED FOR
    • G06Q50/00—Information and communication technology [ICT] specially adapted for implementation of business processes of specific business sectors, e.g. utilities or tourism
    • G06Q50/02—Agriculture; Fishing; Forestry; Mining

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Abstract

The present invention aims to reduce the effort of a user required for searching a database for obtaining necessary farmland information. The farmland management system comprises a portable terminal (400) for storing farmland information including farmland position information and displaying farmland information for each of a plurality of farmlands, and a peripheral GPS (300 a) and a built-in GPS (300 b) for measuring positions, wherein the peripheral GPS (300 a) is mounted on a tractor (200) on which the portable terminal (400) is mounted, the built-in GPS (300 b) is mounted on the portable terminal (400), and the portable terminal (400) displays farmland information for all or a part of the plurality of farmlands based on respective distances between the positions of each of the plurality of farmlands obtained by using the farmland position information and the measured positions.

Description

Farmland management system
Technical Field
The present invention relates to a farmland management system for a work vehicle such as a tractor.
Background
There is known a farmland management system including a mobile terminal for storing farmland information including farmland position information for each of a plurality of farmland, and displaying farmland information, and a positioning device for measuring a position, the positioning device being mounted on the mobile terminal, the mobile terminal including a position and a measured position of each of the plurality of farmland obtained by using the farmland position information, and displaying farmland information in association with the measured position (for example, refer to patent literature 1).
Prior art literature
Patent literature
Patent document 1: japanese patent laid-open No. 2015-069450
Disclosure of Invention
However, the present inventors considered the desire to reduce the labor of the user spent on database searches for obtaining the necessary farmland information.
For example, the present inventors consider a case where it is desired that the mobile terminal displays farmland information related to surrounding farmland without the user having to search a database.
The present invention has been made in view of the above-described conventional problems, and an object of the present invention is to provide a farmland management system capable of reducing the labor of a user who is required to search a database for obtaining necessary farmland information.
A first aspect of the present invention is a farmland management system, comprising: a portable terminal that stores farmland information including farmland position information with respect to each of a plurality of farmlands, and displays the farmland information; and a positioning device for measuring a position, the positioning device being mounted on at least one of a work vehicle on which the mobile terminal is mounted and the mobile terminal, the mobile terminal displaying the farmland information on all or a part of the plurality of farmlands based on respective distances between a position of each of the plurality of farmlands obtained by using the farmland position information and the measured position.
Thus, since the mobile terminal is provided for storing farmland information including farmland position information for each of a plurality of farmlands and displaying farmland information, it is possible to reduce the labor of a user who is required to search a database for obtaining necessary farmland information.
A second aspect of the present invention is a farmland management system, comprising: a server that stores farmland information including farmland position information with respect to each of a plurality of farmlands; a mobile terminal that displays the farmland information stored in the server; and a positioning device for measuring a position, the positioning device being mounted on at least one of a work vehicle on which the mobile terminal is mounted and the mobile terminal, the mobile terminal displaying the farmland information on all or a part of the plurality of farmland based on respective distances between a position of each of the plurality of farmland obtained using the farmland position information stored in the server and the measured position.
Thus, since the server for storing farmland information including farmland position information for each of a plurality of farmlands and the portable terminal for displaying farmland information stored in the server are provided, it is possible to reduce the labor of the user who is required for searching the database for obtaining necessary farmland information.
In a third aspect of the present invention, based on the first or second aspect, inlet position information of a farmland is recorded as the farmland position information.
Thus, since the entrance position information of the farmland is registered as the farmland position information, the distance to the actual farmland can be calculated, and a configuration having high convenience and flexibility can be realized.
A fourth aspect of the present invention is the mobile terminal according to any one of the first to third aspects, wherein the farmland information is displayed with respect to the farmland in which the operation is being performed during the execution of the operation in the farmland, and the farmland information is displayed in order of the distance with respect to all or a part of the plurality of farmlands, based on respective distances between a position of each of the plurality of farmlands obtained using the farmland position information and the position measured at a time point when the operation is ended, during the non-execution of the operation in the farmland.
Thus, in the mobile terminal, during the execution of the work in the farmland, the farmland information about the farmland in which the work is being executed is displayed, and during the non-execution of the work in the farmland, the farmland information about all or a part of the plurality of farmlands is displayed based on the respective distances between the position of each of the plurality of farmlands obtained by using the farmland position information and the measured current position, so that a configuration having high convenience with respect to the display of the farmland information can be realized.
The invention has the following effects.
According to the present invention, there is provided a farmland management system capable of reducing the labor of a user who is required to search a database for obtaining necessary farmland information.
Drawings
FIG. 1 is a block diagram of a farmland management system according to an embodiment of the present invention
FIG. 2 is a schematic partial plan view of a farmland management system according to an embodiment of the present invention (one of them)
FIG. 3 is a partial perspective view (one of) a tractor of an embodiment of the invention
FIG. 4 is a partial perspective view of a tractor according to an embodiment of the present invention (two thereof)
FIG. 5 is an explanatory view of a screen of a mobile terminal according to an embodiment of the present invention (first)
FIG. 6 is an explanatory view of a screen of a mobile terminal according to an embodiment of the present invention (second embodiment)
Fig. 7 is an explanatory view of a screen of a mobile terminal according to an embodiment of the present invention (third)
Fig. 8 is an explanatory view of a screen of a mobile terminal according to an embodiment of the present invention (fourth)
FIG. 9 is a schematic partial plan view of a farmland management system according to an embodiment of the present invention (two thereof)
In the figure: 100-cloud, 110-management PC, 200-tractor, 201-working machine, 211-near field communication control part, 212-network communication control part, 213-engine control part, 214-working machine lifting control part, 215-travel control part, 251-dashboard, 300 a-peripheral GPS,300 b-built-in GPS, 400-portable terminal, 500a, 500 b-farmland registration button, 1110-engine rotation sensor, 2110-working machine lifting sensor, 2211-main lifting solenoid valve, 2212-main lowering solenoid valve, 2213-master cylinder, 3110-azimuth sensor, 3120-steering angle sensor, 3130-steering wheel sensor, 40-vehicle speed sensor, 3150-brake sensor, 3160-auxiliary gear lever operation position sensor, 3170—a main shift lever operation position sensor, 3180—pto clutch, 3211—left steering solenoid valve, 3212—right steering solenoid valve, 3213—steering cylinder, 3221—pto clutch solenoid valve, 3222—hydraulic PTO clutch, 3231—left brake solenoid valve, 3232—left brake, 3241—right brake solenoid valve, 3242 right brake, 3251—forward/reverse solenoid valve, 3252—forward/reverse clutch, 3261—main shift solenoid valve, 3262—main shift clutch, 5000—cabin, 5100—front wheel, 5200—dashboard cover, 5300—steering wheel, 5400—seat, 5510—forward/reverse lever, 5520—throttle lever, 5610—clutch pedal, 5621—left brake pedal, 5622—right brake pedal, 5630—throttle pedal.
Detailed Description
Hereinafter, embodiments of the present invention will be described in detail with reference to the accompanying drawings.
First, the structure and operation of the farmland management system according to the present embodiment will be specifically described with reference to fig. 1 and 2.
Fig. 1 is a block diagram of a farmland management system according to an embodiment of the present invention, and fig. 2 is a schematic partial plan view (first) of the farmland management system according to the embodiment of the present invention.
The farmland management system according to the present embodiment is provided with a mobile terminal 400 for storing farmland information including farmland position information and displaying farmland information for each of a plurality of farmland, a peripheral GPS (Global Positioning System) a for measuring positions, and a built-in GPS300b, wherein the peripheral GPS300a is mounted on a tractor 200 on which the mobile terminal 400 is mounted, the built-in GPS300b is mounted on the mobile terminal 400, and the mobile terminal 400 displays farmland information for all or a part of the plurality of farmland based on respective distances between the measured positions and the positions of each of the plurality of farmland obtained by using the farmland position information.
In fig. 2, a plurality of farmlands F1, F2, F3, F4, F5, and F6 are shown together with representative points P1, P2, P3, P4, P5, and P6 of the farmlands. The farmlands F1, F2, and F4 are surrounding farmlands whose representative points with respect to the farmland are smaller than the predetermined value V0.
Next, the structure and operation of the farmland management system according to the present embodiment will be described in more detail with reference mainly to fig. 1.
While the structure and operation of the farmland management system according to the present embodiment will be described, an example of the farmland management method according to the present invention will be described.
The tractor 200 is an intelligent tractor or the like.
The near field communication control unit 211 is a controller for communication with the mobile terminal 400.
The network communication control unit 212 is a controller for managing communication with the PC (Personal Computer) network.
The engine control unit 213 is a controller for controlling the engine of the tractor 200, and receives a signal from the engine rotation sensor 1110 and controls the engine.
The work implement elevation control unit 214 is a controller for controlling a work implement 20101 such as a tiller connected to the tractor 200, and receives a signal from the work implement elevation sensor 2110 to control a main elevation solenoid valve 2211 and a main depression solenoid valve 2212 for operating a master cylinder 2213.
The travel control unit 215 is a controller for general control of the tractor 200, and receives signals from an azimuth sensor 3110, a steering angle sensor 3120, a steering wheel sensor 3130, a vehicle speed sensor 3140, a brake sensor 3150, a sub-shift lever operation position sensor 3160, a main shift lever operation position sensor 3170, and a PTO (Power Take Off) clutch 3180, and controls a left steering solenoid valve 3211 and a right steering solenoid valve 3212 for operating a steering cylinder 3213, a PTO clutch solenoid valve 3221 for operating a hydraulic PTO clutch 3222, a left brake solenoid valve 3231 for operating a left brake 3232, a right brake solenoid valve 3241 for operating a right brake 3242, a forward/reverse solenoid valve 3251 for operating a forward/reverse clutch 3252, and a main shift solenoid valve 3261 for operating a main shift clutch 3262.
The communication connection inside the tractor 200 is CAN (Controller Area Network) or the like.
The communication connection between the management PC110 and the network communication control unit 212, which is performed via the cloud 100 and the public wireless LAN (Local area Network), uses short-range wireless communication or the like based on the Wi-Fi standard.
The communication connection between the mobile terminal 400 and the short-range communication control unit 211 uses infrared communication, short-range wireless communication based on Bluetooth standard, or the like.
The communication connection between the management PC110 and the portable terminal 400, which is performed via the cloud 100 and the public wireless LAN, utilizes short-range wireless communication based on Wi-Fi standards, or the like. Communication connection between the management PC110 and the portable terminal 400, which is not performed via the cloud 100 and the public wireless LAN, uses infrared communication, short-range wireless communication based on the Bluetooth standard, or the like.
The mobile terminal 400 and the management PC110 are provided with application software corresponding to the machine information management service.
The management PC110 is an agricultural ICT (Information and Communication Technology) cloud computer or the like.
The portable terminal 400 is a tablet terminal smart device or the like.
The external GPS300a and the internal GPS300b are GNSS (Global Navigation Satellite System) mechanisms for measuring positions, and the like.
The external GPS300a is mounted on the tractor 200 on which the portable terminal 400 is mounted. The built-in GPS300b is mounted on the mobile terminal 400.
In the present embodiment, the mobile terminal 400 stores farmland information including farmland position information for each of a plurality of farmland, and displays farmland information for all or a part of the plurality of farmland based on respective distances between the measured position and the position of each of the plurality of farmland obtained by using the farmland position information.
In the case where the internet connection cannot be used, the mobile terminal 400 can display farmland information on the surrounding farmland without the need for the user to perform database search without depending on the management PC110, and therefore, the labor of the user required for database search for obtaining necessary farmland information can be reduced.
Further, it is also conceivable that the management PC110 stores farmland information including farmland position information for each of a plurality of farmland, and the mobile terminal 400 displays a modification example of farmland information for all or a part of the plurality of farmland based on respective distances between the measured positions and the positions of each of the plurality of farmland obtained by using the farmland position information stored in the management PC110. When the internet connection is available, the mobile terminal 400 cooperates with the management PC110 to display farmland information on the surrounding farmland without performing database search by the user, so that the effort of the user required for database search to obtain necessary farmland information can be reduced. In the embodiment of such a modification, the mobile terminal 400 may store farmland position information for each of a plurality of farmlands, select farmland position information of a farmland to be displayed with farmland information in person, report the farmland position information to the management PC110, and the management PC110 may display farmland information provided in accordance with the report from the mobile terminal 400.
The main information on sowing, fertilization, chemical distribution, and the like, and the farmland information as transaction information are generated by the farmland information generating function corresponding to the machine information management service such as the mobile terminal 400 and the management PC110.
Reproduction of a job realized by reading the information reuse setting information stored in the portable terminal 400 or the management PC110. Therefore, registration and individual management of a plurality of farmlands can be rationalized.
The farmland information generated in the past by the management PC110 is output to the portable terminal 400 in the form of CSV (Comma Separated Values) or the like having high versatility. The management PC110 is often superior in display performance and operability by the mobile terminal 400, and even when the internet connection cannot be used, the mobile terminal 400 can input farmland information generated by the user while observing the farmland information generation screen of the management PC110 from the management PC110 without being confused and busy.
On the farmland information generation screen of the mobile terminal 400 or the like, important information such as farmland name information, farmland position information, farmland area information, and the like is freely generated.
For the farmland area, an approximate farmland area automatically calculated based on the inputted farmland separation position may be used. The farmland separation position may be input by GUI (Graphical User Interface) operation which is compatible with both the erasure and the transfer by using a farmland map operation function corresponding to the mechanical information management service such as the mobile terminal 400 and the management PC110, or may be input by CUI (Character User Interface) operation by using an input completion function based on the erasure of the residence.
The farmland registration buttons 500a and 500b are a farmland registration clutch or the like that registers information of a position measured at a time point of an instruction as farmland position information based on the instruction of the user. The tractor 200 has a farmland registration button 500a. The portable terminal 400 has a farmland registration button 500b.
The farmland registration button 500a of the tractor 200 is a physical button on the dashboard 251 or the like of the tractor 200, and even if the mobile terminal 400 is not at hand, if internet connection is available, information of the latitude and longitude of the current location of the vehicle, which should be adopted as coordinates indicating the position of the representative point of the farmland, can be stored as farmland position information in the management PC110.
In fig. 3, which is a partial perspective view (one) of the tractor 200 of the embodiment of the present invention, a cabin 5000 of the tractor 200 is shown. In the cabin 5000 at the rear of the front wheel 5100, for example, 2 farmland registration buttons 500a are arranged on the dashboard 251, and a dashboard cover 5200, a steering wheel 5300, and a seat 5400 are arranged. The forward/reverse lever 5510 and the throttle lever 5520 are disposed around the steering wheel 5300. A clutch pedal 5610, a left brake pedal 5621, a right brake pedal 5622, and an accelerator pedal 5630 are disposed in front of the seat 5400.
Fig. 4 is a partial perspective view (second) of the tractor 200 according to the embodiment of the present invention, showing a dashboard 251 of the tractor 200. The "yes" touch button and the "no" touch button are displayed on the display of the dashboard 251 together with a message "whether to currently perform farmland registration" according to an instruction from the user of the farmland registration button 500a.
The farmland registration button 500b of the mobile terminal 400 is a virtual button such as a touch panel of the mobile terminal 400, and even when the tractor 200 is not at hand and cannot be connected to the internet, information of the latitude and longitude of the current location of the terminal to be adopted as coordinates indicating the position of the representative point of the farmland can be stored in the mobile terminal 400 as farmland position information.
Fig. 5, which is an explanatory view of a screen of the mobile terminal 400 according to the embodiment of the present invention, shows a screen (one of the screens) related to the "tractor 1". The "remote controller" touch button can utilize a "farmland registration" touch button for indicating a "registration" touch button as the "farmland erasure" touch button and the farmland registration button 500b.
The "farmland registration" function can be utilized by the above-described "farmland registration" touch button.
Fig. 6, which is an explanatory view of a screen of the mobile terminal 400 according to the embodiment of the present invention, shows a screen (second) related to "farmland registration". The "register" touch button described above can be utilized. Information related to "farmland name", "farmland location", "farmland separation location", "farmland area" and "remarks" is displayed. Star symbols refer to "must be entered". Information related to the "farmland separation position" as farmland position information can be used with a "map input" touch button for displaying a "determination" touch button determined with the "map input".
The map input function can be utilized by the map input touch button described above.
Fig. 7, which is an explanatory view of a screen of the mobile terminal 400 according to the embodiment of the present invention, shows a screen (third) related to "farmland registration". The "ok" touch button described above can be utilized. A map for determining information related to the "farmland separation position" using the "map input" is displayed together with the message "please click on each vertex of the farmland shape".
Farmland position information related to a plurality of farmland, which is main information stored in the mobile terminal 400 or the management PC110, can be used to calculate respective distances between the position of each of the plurality of farmland and the measured position in real time.
The representative point of the farmland may be a site of the farmland entrance or a site of the farmland exit, and the representative point may be a site corresponding to the actual situation selected in advance based on the judgment of the user. Therefore, if the representative point of the selected farmland is far, the farmland information of the neighboring farmland is not displayed. For example, since an adjacent farmland having a far farmland entrance cannot be substantially referred to as a surrounding farmland, farmland information of such farmland is not displayed, and convenience is improved.
In the mobile terminal 400, (1) farmland information is displayed in relation to the farmland in which the work is being performed during the execution of the work in the farmland, and (2) after the end of the work in the farmland, the farmland information is displayed in relation to all or a part of the plurality of farmlands based on respective distances between the position of each of the plurality of farmlands obtained using the farmland position information and the position measured at the time point when the end of the work.
Fig. 8, which is an explanatory view of a screen of the mobile terminal 400 according to the embodiment of the present invention, shows a screen (fourth) related to the work state "in work" and "farmland F1". A "job start" touch button and a "job end" touch button for inputting a job state based on a judgment of a user can be utilized. The "farmland information" including the "job information" is displayed in detail together with the "surrounding farmland" indicator suggesting the number of surrounding farmlands.
In fig. 9, which is a schematic partial plan view (second) of the farmland management system according to the embodiment of the present invention, a plurality of farmland F1, F2, F3, F4, F5, and F6 are shown together with representative points P1, P2, P3, P4, P5, and P6 of the farmland. The farmlands F1, F2, and F4 are peripheral farmlands. In the screen of the mobile terminal 400 related to the work state "running", a touch button for erasing "farmland information" related to "surrounding farmland", a "work start" touch button for inputting the work state based on the judgment of the user, and a "work end" touch button can be used.
Of course, the work state is not input based on the judgment of the user, and the work state may be automatically determined based on the position on the autopilot path or the like, or the "work start" touch button and the "work end" touch button may function as an indicator for suggesting the automatically determined work state. Further, the representative point of the "farmland F1" where the job is executed may also be used as the current place.
The farmland information displayed in real time during the execution of the work in the farmland may be farmland name information related to the farmland having the smallest distance from the current location or may be farmland number information related to the surrounding farmland having the distance from the current location smaller than the predetermined value.
The farmland information displayed after completion of the work in the farmland may be farmland information related to the farmland having the smallest distance from the current place, or may be farmland information related to several surrounding farmlands refined so that the farmland in which the work is performed next is easily selected.
By displaying appropriate farmland information in time, erroneous work results will not be recorded in the work log, so that a user-friendly structure can be realized that does not require troublesome correction of the work log.
The program according to the present invention is a program for causing a computer to execute all or part of the steps (or steps, operations, actions, etc.) of the farmland management method according to the present invention, and is a program that operates in cooperation with the computer.
The recording medium according to the present invention is a recording medium on which a program for causing a computer to execute all or a part of the steps (or steps, operations, actions, etc.) of all or a part of the farmland management method according to the present invention is recorded, and the program is readable by a computer, and is used in cooperation with the computer.
The term "part of a step (or a process, action, or the like)" refers to one or more steps among the plurality of steps.
The term "step (or step, action, or the like)" refers to an action of all or a part of the steps.
The program according to the present invention may be transmitted via a transmission medium such as the internet or a transmission medium such as an optical, radio or acoustic wave, and may be read by a computer to operate in cooperation with the computer.
Further, ROM (Read Only Memory) and the like are included as recording media.
The computer of the present invention is not limited to pure hardware such as CPU (Central Processing Unit), but may be firmware or OS (Operating System), or may include peripheral devices.
Further, as described above, the structure of the present invention may be realized in software or in hardware.
The mobile terminal 400 is an example of the mobile terminal of the present invention. The external GPS300a is an example of the positioning device of the present invention, and the internal GPS300b is an example of the positioning device of the present invention. Tractor 200 is an example of a work vehicle of the present invention. The management PC110 is an example of a server of the present invention. The farmland registration button 500a is an example of the farmland position information registration unit of the present invention, and the farmland registration button 500b is also an example of the farmland position information registration unit of the present invention.
Availability in production
The farmland management system of the present invention can reduce the labor of a user who is required to search a database for necessary farmland information, and can be advantageously applied to a farmland management system for a work vehicle such as a tractor.

Claims (5)

1. A farmland management system is characterized by comprising:
a portable terminal that stores farmland information including farmland position information with respect to each of a plurality of farmlands, and displays the farmland information; and
a positioning device for measuring the position of the object,
the positioning device is mounted on at least one of a work vehicle on which the portable terminal is mounted and the portable terminal,
the portable terminal displays the farmland information on all or a part of the plurality of farmland based on respective distances between the position of each of the plurality of farmland obtained by using the farmland position information and the measured position,
the mobile terminal has a farmland registration button, which is a virtual button on a touch panel of the mobile terminal, and can store information of latitude and longitude of a current location of the terminal to be adopted as coordinates representing a position of a representative point of a farmland, which may be a place of entrance of the farmland or a place of exit of the farmland, as farmland position information in the mobile terminal, and if the representative point of the farmland is selected to be far, farmland information of a surrounding farmland is not displayed.
2. A farmland management system is characterized by comprising:
a server that stores farmland information including farmland position information with respect to each of a plurality of farmlands;
a mobile terminal that displays the farmland information stored in the server; and
a positioning device for measuring the position of the object,
the positioning device is mounted on at least one of a work vehicle on which the portable terminal is mounted and the portable terminal,
the mobile terminal displays farmland information on all or a part of the plurality of farmland based on respective distances between the measured positions and the positions of each of the plurality of farmland obtained by using the farmland position information stored in the server,
the mobile terminal has a farmland registration button, which is a virtual button on a touch panel of the mobile terminal, and can store information of latitude and longitude of a current location of the terminal to be adopted as coordinates representing a position of a representative point of a farmland, which may be a place of entrance of the farmland or a place of exit of the farmland, as farmland position information in the mobile terminal, and if the representative point of the farmland is selected to be far, farmland information of a surrounding farmland is not displayed.
3. The farmland management system according to claim 1, wherein,
and recording the inlet position information of the farmland as the farmland position information.
4. The farmland management system according to claim 2, wherein,
and recording the inlet position information of the farmland as the farmland position information.
5. The farmland management system according to any of claims 1-4, characterized in that,
in the case of the portable terminal as described above,
during execution of a job in the farmland, the farmland information is displayed with respect to the farmland in which the job is being executed,
during the period in which the work in the farmland is not being performed, the farmland information is displayed in order of the near distance with respect to all or a part of the plurality of farmland, based on respective distances between a position of each of the plurality of farmland obtained using the farmland position information and the position measured at a point in time when the work is ended.
CN201810844384.3A 2017-07-28 2018-07-27 Farmland management system Active CN109308562B (en)

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JP2017146385A JP6888461B2 (en) 2017-07-28 2017-07-28 Field management system
JP2017-146385 2017-07-28

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CN109308562B true CN109308562B (en) 2024-01-05

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