DE69935256D1 - Bodenuntersuchungsvorrichtung und präzisionslandwirtschaftssystem - Google Patents

Bodenuntersuchungsvorrichtung und präzisionslandwirtschaftssystem

Info

Publication number
DE69935256D1
DE69935256D1 DE69935256T DE69935256T DE69935256D1 DE 69935256 D1 DE69935256 D1 DE 69935256D1 DE 69935256 T DE69935256 T DE 69935256T DE 69935256 T DE69935256 T DE 69935256T DE 69935256 D1 DE69935256 D1 DE 69935256D1
Authority
DE
Germany
Prior art keywords
agricultural system
precision agricultural
soil study
soil
study
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Fee Related
Application number
DE69935256T
Other languages
English (en)
Other versions
DE69935256T2 (de
Inventor
Sakae Shibusawa
Atushi Ohtomo
Shinichi Hirako
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Tokyo University of Agriculture and Technology NUC
Original Assignee
Tokyo University of Agriculture and Technology NUC
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Tokyo University of Agriculture and Technology NUC filed Critical Tokyo University of Agriculture and Technology NUC
Application granted granted Critical
Publication of DE69935256D1 publication Critical patent/DE69935256D1/de
Publication of DE69935256T2 publication Critical patent/DE69935256T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • GPHYSICS
    • G01MEASURING; TESTING
    • G01NINVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N21/00Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
    • G01N21/17Systems in which incident light is modified in accordance with the properties of the material investigated
    • G01N21/25Colour; Spectral properties, i.e. comparison of effect of material on the light at two or more different wavelengths or wavelength bands
    • G01N21/31Investigating relative effect of material at wavelengths characteristic of specific elements or molecules, e.g. atomic absorption spectrometry
    • G01N21/35Investigating relative effect of material at wavelengths characteristic of specific elements or molecules, e.g. atomic absorption spectrometry using infrared light
    • G01N21/3563Investigating relative effect of material at wavelengths characteristic of specific elements or molecules, e.g. atomic absorption spectrometry using infrared light for analysing solids; Preparation of samples therefor
    • AHUMAN NECESSITIES
    • A01AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
    • A01BSOIL WORKING IN AGRICULTURE OR FORESTRY; PARTS, DETAILS, OR ACCESSORIES OF AGRICULTURAL MACHINES OR IMPLEMENTS, IN GENERAL
    • A01B79/00Methods for working soil
    • A01B79/005Precision agriculture
    • AHUMAN NECESSITIES
    • A01AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
    • A01CPLANTING; SOWING; FERTILISING
    • A01C21/00Methods of fertilising, sowing or planting
    • A01C21/007Determining fertilization requirements
    • GPHYSICS
    • G01MEASURING; TESTING
    • G01NINVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N33/00Investigating or analysing materials by specific methods not covered by groups G01N1/00 - G01N31/00
    • G01N33/24Earth materials
    • GPHYSICS
    • G01MEASURING; TESTING
    • G01NINVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N21/00Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
    • G01N21/17Systems in which incident light is modified in accordance with the properties of the material investigated
    • G01N21/25Colour; Spectral properties, i.e. comparison of effect of material on the light at two or more different wavelengths or wavelength bands
    • G01N21/31Investigating relative effect of material at wavelengths characteristic of specific elements or molecules, e.g. atomic absorption spectrometry
    • G01N21/314Investigating relative effect of material at wavelengths characteristic of specific elements or molecules, e.g. atomic absorption spectrometry with comparison of measurements at specific and non-specific wavelengths
    • G01N2021/3155Measuring in two spectral ranges, e.g. UV and visible
    • GPHYSICS
    • G01MEASURING; TESTING
    • G01NINVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N21/00Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
    • G01N21/17Systems in which incident light is modified in accordance with the properties of the material investigated
    • G01N21/25Colour; Spectral properties, i.e. comparison of effect of material on the light at two or more different wavelengths or wavelength bands
    • G01N21/31Investigating relative effect of material at wavelengths characteristic of specific elements or molecules, e.g. atomic absorption spectrometry
    • G01N21/35Investigating relative effect of material at wavelengths characteristic of specific elements or molecules, e.g. atomic absorption spectrometry using infrared light
    • G01N21/359Investigating relative effect of material at wavelengths characteristic of specific elements or molecules, e.g. atomic absorption spectrometry using infrared light using near infrared light
    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02ATECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
    • Y02A40/00Adaptation technologies in agriculture, forestry, livestock or agroalimentary production
    • Y02A40/10Adaptation technologies in agriculture, forestry, livestock or agroalimentary production in agriculture
DE69935256T 1999-03-15 1999-11-10 Bodenuntersuchungsvorrichtung und präzisionslandwirtschaftssystem Expired - Fee Related DE69935256T2 (de)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP6903899 1999-03-15
JP6903899 1999-03-15
PCT/JP1999/006264 WO2000054566A2 (en) 1999-03-15 1999-11-10 Soil survey device and system for precision agriculture

Publications (2)

Publication Number Publication Date
DE69935256D1 true DE69935256D1 (de) 2007-04-05
DE69935256T2 DE69935256T2 (de) 2007-10-31

Family

ID=13391028

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69935256T Expired - Fee Related DE69935256T2 (de) 1999-03-15 1999-11-10 Bodenuntersuchungsvorrichtung und präzisionslandwirtschaftssystem

Country Status (6)

Country Link
US (1) US6608672B1 (de)
EP (1) EP1143784B1 (de)
JP (1) JP3906326B2 (de)
AU (1) AU1177500A (de)
DE (1) DE69935256T2 (de)
WO (1) WO2000054566A2 (de)

Families Citing this family (78)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3831249B2 (ja) * 1999-07-08 2006-10-11 農工大ティー・エル・オー株式会社 土壌測定装置、土壌測定支援装置及び方法並びにプログラムを記録した記録媒体及びデータを記録した記録媒体並びに土壌モデルデータベース管理システム
JP4362646B2 (ja) * 2001-07-06 2009-11-11 農工大ティー・エル・オー株式会社 土壌特性観測装置
KR100508966B1 (ko) * 2001-07-06 2005-08-17 노우코우다이 티엘오 가부시키가이샤 토양특성 관측장치 및 토양특성 관측방법
US6671582B1 (en) * 2002-08-26 2003-12-30 Brian P. Hanley Flexible agricultural automation
JP4333165B2 (ja) * 2003-03-04 2009-09-16 トヨタ自動車株式会社 土壌状態判定方法
US20050150160A1 (en) * 2003-10-28 2005-07-14 Norgaard Daniel G. Method for selecting crop varieties
US7765780B2 (en) 2003-12-12 2010-08-03 Vision Robotics Corporation Agricultural robot system and method
US7854108B2 (en) * 2003-12-12 2010-12-21 Vision Robotics Corporation Agricultural robot system and method
GB0418108D0 (en) * 2004-08-13 2004-09-15 Leuven K U Res & Dev Soil survey device
NZ564154A (en) * 2005-10-11 2011-02-25 Data Info Tech Pty Ltd A survey device
TWI285261B (en) * 2005-12-29 2007-08-11 Ind Tech Res Inst Mobile oil-analyzing apparatus and analyzing method thereof
GB0601634D0 (en) * 2006-01-26 2006-03-08 Scandinavian Highlands As Sub-surface analysis of particulate substrates
JP5019025B2 (ja) * 2006-07-27 2012-09-05 シブヤ精機株式会社 土壌検査分析方法
US9743574B1 (en) 2007-10-24 2017-08-29 Veris Technologies, Inc. Mobile soil optical mapping system
US8204689B2 (en) * 2007-10-24 2012-06-19 Veris Technologies, Inc. Mobile soil mapping system for collecting soil reflectance measurements
JP2009270975A (ja) * 2008-05-08 2009-11-19 Si Seiko Co Ltd 土壌特性測定装置
JP4894833B2 (ja) * 2008-09-08 2012-03-14 トヨタ自動車株式会社 土壌状態判定方法
JP4983753B2 (ja) * 2008-09-08 2012-07-25 トヨタ自動車株式会社 土壌状態判定方法
US9232687B2 (en) 2010-09-15 2016-01-12 Dawn Equipment Company Agricultural systems
US9271437B2 (en) 2011-07-01 2016-03-01 Charles H. Martin Agricultural field preparation device
US8260007B1 (en) * 2011-08-16 2012-09-04 Google Inc. Systems and methods for generating a depth tile
CN102798601B (zh) * 2012-08-13 2015-05-13 浙江大学 一种土壤有机质检测装置以及检测方法
US9451745B1 (en) * 2012-09-21 2016-09-27 The United States Of America, As Represented By The Secretary Of Agriculture Multi-band photodiode sensor
LT3375273T (lt) 2013-03-14 2019-12-27 Precision Planting Llc Žemės ūkio padargo vagos gylio reguliavimo ir dirvos būklės stebėsenos sistemos
JP5334075B1 (ja) * 2013-03-25 2013-11-06 株式会社トータル環境 表土除去方法
US9651536B1 (en) 2013-04-15 2017-05-16 Veris Technologies, Inc. Method and system for measuring multiple soil properties
CN103528974A (zh) * 2013-09-18 2014-01-22 浙江工业大学 基于光谱特征波长的东北黑土有机质含量测定方法及装置
US10028424B2 (en) 2014-04-25 2018-07-24 Cnh Industrial America Llc System for mounting an agricultural soil analyzer to agricultural implement
US10785905B2 (en) 2014-05-08 2020-09-29 Precision Planting Llc Liquid application apparatus comprising a seed firmer
US11080798B2 (en) 2014-09-12 2021-08-03 The Climate Corporation Methods and systems for managing crop harvesting activities
US11762125B2 (en) 2014-09-12 2023-09-19 Climate Llc Forecasting national crop yield during the growing season
US10667456B2 (en) 2014-09-12 2020-06-02 The Climate Corporation Methods and systems for managing agricultural activities
US11069005B2 (en) 2014-09-12 2021-07-20 The Climate Corporation Methods and systems for determining agricultural revenue
US11113649B2 (en) 2014-09-12 2021-09-07 The Climate Corporation Methods and systems for recommending agricultural activities
US10564316B2 (en) 2014-09-12 2020-02-18 The Climate Corporation Forecasting national crop yield during the growing season
JP6460700B2 (ja) * 2014-09-26 2019-01-30 株式会社トプコン トンネルの内壁の欠陥の有無の診断を行う方法およびトンネルの内壁の欠陥の有無の診断を行うプログラム
US11197411B2 (en) 2014-11-07 2021-12-14 Dawn Equipment Company Agricultural planting system with automatic depth control
UA127159C2 (uk) * 2015-05-08 2023-05-24 Зе Клаймет Корпорейшн Відображення та аналіз робочого шару для здійснення моніторингу, контролю та взаємодії з оператором
US20160341578A1 (en) * 2015-05-22 2016-11-24 Qualcomm Incorporated Apparatus-assisted sensor data collection
CN115088429B (zh) * 2015-06-15 2024-03-29 精密种植有限责任公司 农业液体施用系统、方法和装置
US10681861B2 (en) * 2015-06-15 2020-06-16 The Climate Corporation Agricultural operation monitoring apparatus, systems and methods
US10561059B2 (en) 2015-06-15 2020-02-18 Precision Planting Llc Systems, methods, and apparatus for agricultural liquid application
AU2016287397B2 (en) 2015-06-30 2021-05-20 Climate Llc Systems and methods for image capture and analysis of agricultural fields
ES2942267T3 (es) 2015-07-15 2023-05-31 Climate Llc Generación de modelos digitales de nutrientes disponibles en un cultivo durante el curso del desarrollo del cultivo en función de datos meteorológicos y del suelo
DE102015111518A1 (de) 2015-07-16 2017-01-19 Amazonen-Werke H. Dreyer Gmbh & Co. Kg Bodenbearbeitungsgerät und Verfahren zur Erstellung einer Bodenkarte mit einem derartigen Bodenbearbeitungsgerät
UA122239C2 (uk) * 2015-09-18 2020-10-12 Пресіжн Плентінг Елелсі Пристрій і спосіб моніторингу критеріїв ґрунту під час операцій обробки ґрунту і керування ґрунтообробними робочими органами
US9693496B2 (en) * 2015-09-30 2017-07-04 Deere & Company Agricultural planting depth sensor
US11083134B2 (en) 2015-12-28 2021-08-10 Underground Agriculture, LLC Agricultural inter-row mowing device
ZA201800192B (en) * 2016-01-18 2019-06-26 Climate Corp Agricultural operation monitoring apparatus, systems and methods
US10165725B2 (en) 2016-09-30 2019-01-01 Deere & Company Controlling ground engaging elements based on images
CA3043170C (en) 2016-11-07 2022-02-08 The Climate Corporation Agricultural implements for soil and vegetation analysis
WO2018107287A1 (en) 2016-12-16 2018-06-21 Farmers Edge Inc. Classification of soil texture and content by near-infrared spectroscopy
BR112019012697B1 (pt) 2016-12-19 2023-05-16 Climate Llc Sistema de computador e método implementado por computador para monitoramento de solo e sementes
US11266054B2 (en) 2017-01-24 2022-03-08 Cnh Industrial America Llc System and method for automatically estimating and adjusting crop residue parameters as a tillage operation is being performed
US10123475B2 (en) 2017-02-03 2018-11-13 Cnh Industrial America Llc System and method for automatically monitoring soil surface roughness
US11006563B2 (en) 2017-05-04 2021-05-18 Dawn Equipment Company Seed firming device for improving seed to soil contact in a planter furrow with feature designed to prevent the buildup of soil on the outer surfaces by discharging pressurized fluid
US10548260B2 (en) 2017-05-04 2020-02-04 Dawn Equipment Company System for automatically setting the set point of a planter automatic down pressure control system with a seed furrow sidewall compaction measurement device
US10262206B2 (en) 2017-05-16 2019-04-16 Cnh Industrial America Llc Vision-based system for acquiring crop residue data and related calibration methods
EP4230016A1 (de) 2017-10-02 2023-08-23 Precision Planting LLC Systeme und vorrichtungen zur boden- und samenüberwachung
BR112020007356A2 (pt) 2017-10-17 2020-10-06 Precision Planting Llc sistema de detecção de solos e implementos para detectar diferentes parâmetros de solo
BR112020008595A2 (pt) 2017-11-03 2020-10-20 Valmont Industries, Inc. sistema para fornecer detecção e comunicação dentro de um sistema de irrigação
WO2019166992A2 (en) * 2018-03-01 2019-09-06 Haak Innovations Bv Systems, devices, and methods for soil optimization
BR112020022053A2 (pt) * 2018-05-09 2021-02-02 Bayer Cropscience, S.L. controle de nematoides
US20200003748A1 (en) * 2018-06-28 2020-01-02 Siqi YI Detection device for environmentally harmful particles
CA3182405A1 (en) 2018-07-10 2020-01-16 Precision Planting Llc Agricultural sampling system and related methods
US10820468B2 (en) 2018-09-19 2020-11-03 Cnh Industrial America Llc System and method for determining soil roughness of a field across which an agricultural implement is being moved based on ground engaging tool acceleration
JP7303658B2 (ja) 2019-04-24 2023-07-05 株式会社トプコン 赤外線写真画像の処理方法、赤外線写真画像の処理装置、および赤外線写真画像の処理用プログラム
RO134781A2 (ro) * 2019-08-19 2021-02-26 Institutul Naţional De Cercetare-Dezvoltare Pentru Maşini Şi Instalaţii Destinate Agriculturii Şi Industriei Alimentare Secţie multifuncţională pentru citirea parametrilor solului
US11219153B2 (en) 2019-08-29 2022-01-11 Cnh Industrial America Llc System and method for monitoring shank float
US11503756B2 (en) * 2019-09-25 2022-11-22 Cnh Industrial America Llc System and method for determining soil levelness using spectral analysis
US20210176912A1 (en) * 2019-12-16 2021-06-17 Cnh Industrial America Llc System and method for assessing agricultural operation performance based on image data of processed and unprocessed portions of the field
US11944087B2 (en) 2020-12-21 2024-04-02 Deere & Company Agricultural sprayer with real-time, on-machine target sensor
US11832609B2 (en) 2020-12-21 2023-12-05 Deere & Company Agricultural sprayer with real-time, on-machine target sensor
US11737383B2 (en) 2021-02-12 2023-08-29 Cnh Industrial Canada, Ltd. Systems and methods for soil clod detection
KR102404710B1 (ko) * 2021-06-01 2022-06-07 주식회사 긴트 농지의 특성에 적합한 농작물을 추천하기 위한 방법 및 장치
US11622495B2 (en) 2021-06-01 2023-04-11 Gint Co., Ltd. Method of automatically combining farm vehicle and work machine and farm vehicle
EP4201172A1 (de) * 2021-12-23 2023-06-28 CNH Industrial Sweden AB Landwirtschaftlicher pflug und verfahren zum betrieb
WO2023240179A1 (en) * 2022-06-08 2023-12-14 S4 Mobile Laboratories, LLC Method and apparatus for mapping distribution of chemical compounds in soil

Family Cites Families (22)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2492621A1 (fr) * 1980-10-24 1982-04-30 Pouplin Jean Machine pour l'entretien de terrains gazonnes notamment de terrains de sport
CA1139702A (en) * 1981-02-09 1983-01-18 Petro-Canada Exploration Inc. Method and apparatus for on-line monitoring of bitumen content in tar sand
FR2564200B1 (fr) * 1984-05-11 1986-10-03 Inst Francais Du Petrole Procede pour acquerir des images d'echantillons geologiques en vue de leur analyse optique et dispositif pour sa mise en oeuvre
US5033397A (en) * 1990-07-31 1991-07-23 Aguila Corporation Soil chemical sensor and precision agricultural chemical delivery system and method
US5673637A (en) * 1991-07-22 1997-10-07 Crop Technology, Inc. Soil constituent sensor and precision agrichemical delivery system and method
JP2631874B2 (ja) * 1988-09-14 1997-07-16 小橋工業株式会社 液体土中噴出装置
US5044756A (en) * 1989-03-13 1991-09-03 Purdue Research Foundation Real-time soil organic matter sensor
US5038040A (en) * 1989-09-22 1991-08-06 Agmed Inc. Soil test apparatus
JP2880602B2 (ja) * 1992-01-08 1999-04-12 株式会社フジタ 掘削面の調査システム
JPH06121602A (ja) * 1992-10-13 1994-05-06 Sachiyo Taki 乾燥土壌改良装置
US5316950A (en) * 1993-01-21 1994-05-31 The United States Of America As Represented By The Secretary Of The Navy Method for quantitative calibration of in situ optical chemical measurements in soils using soil class and characteristics
US5355815A (en) * 1993-03-19 1994-10-18 Ag-Chem Equipment Co., Inc. Closed-loop variable rate applicator
US5604582A (en) * 1994-05-12 1997-02-18 Science Application International Corporation Methods and apparatus for taking spectroscopic measurements of sediment layers beneath a body of water
US5461229A (en) * 1994-06-06 1995-10-24 Unisys Corporation On-the-go optical spectroscopy soil analyzer
DE4421644C2 (de) * 1994-06-21 2001-10-04 Wolfgang Thelen Zweiteiliger Meßsystemträger zur kontinuierlichen Bodenuntersuchung vom fahrenden Fahrzeug aus
US5524560A (en) * 1994-12-09 1996-06-11 The United States Of America As Represented By The Department Of Agriculture System for controlling vertical displacement of agricultural implements into the soil
JP3571107B2 (ja) * 1995-04-11 2004-09-29 株式会社タカキタ 物体の光学的識別方法、及びその装置
US5739536A (en) * 1995-12-14 1998-04-14 The United States Of America As Represented By The Secretary Of The Navy Fiber optic infrared cone penetrometer system
JPH10260141A (ja) * 1997-03-18 1998-09-29 Hitachi Denshi Ltd 欠陥検査装置
JPH1132600A (ja) * 1997-07-17 1999-02-09 Yazaki Corp 土壌色管理灌水システム
JP3547948B2 (ja) * 1997-08-26 2004-07-28 農工大ティー・エル・オー株式会社 土壌測定用ツール、土壌測定ロボット及びその他の関連装置と方法
JP3451535B2 (ja) * 1997-09-02 2003-09-29 オムロン株式会社 土壌の光学特性測定装置

Also Published As

Publication number Publication date
JP2002539439A (ja) 2002-11-19
EP1143784B1 (de) 2007-02-21
EP1143784A2 (de) 2001-10-17
WO2000054566A3 (en) 2001-08-02
JP3906326B2 (ja) 2007-04-18
US6608672B1 (en) 2003-08-19
DE69935256T2 (de) 2007-10-31
EP1143784A3 (de) 2001-12-12
WO2000054566A2 (en) 2000-09-21
AU1177500A (en) 2000-10-04

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