FR2650476B1 - Procede de detection des maladies des plantes a symptomes visibles - Google Patents

Procede de detection des maladies des plantes a symptomes visibles

Info

Publication number
FR2650476B1
FR2650476B1 FR8910581A FR8910581A FR2650476B1 FR 2650476 B1 FR2650476 B1 FR 2650476B1 FR 8910581 A FR8910581 A FR 8910581A FR 8910581 A FR8910581 A FR 8910581A FR 2650476 B1 FR2650476 B1 FR 2650476B1
Authority
FR
France
Prior art keywords
plants
detecting diseases
visible symptoms
symptoms
visible
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 - Lifetime
Application number
FR8910581A
Other languages
English (en)
Other versions
FR2650476A1 (fr
Inventor
Jean Duchesne
Gerard Boutemy
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.)
Bayer CropScience SA
Original Assignee
Rhone Poulenc Agrochimie SA
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 Rhone Poulenc Agrochimie SA filed Critical Rhone Poulenc Agrochimie SA
Priority to FR8910581A priority Critical patent/FR2650476B1/fr
Publication of FR2650476A1 publication Critical patent/FR2650476A1/fr
Application granted granted Critical
Publication of FR2650476B1 publication Critical patent/FR2650476B1/fr
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • A—HUMAN NECESSITIES
    • A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
    • A01G—HORTICULTURE; CULTIVATION OF VEGETABLES, FLOWERS, RICE, FRUIT, VINES, HOPS OR SEAWEED; FORESTRY; WATERING
    • A01G7/00—Botany in general
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01J—MEASUREMENT OF INTENSITY, VELOCITY, SPECTRAL CONTENT, POLARISATION, PHASE OR PULSE CHARACTERISTICS OF INFRARED, VISIBLE OR ULTRAVIOLET LIGHT; COLORIMETRY; RADIATION PYROMETRY
    • G01J5/00—Radiation pyrometry, e.g. infrared or optical thermometry
    • G01J5/48—Thermography; Techniques using wholly visual means
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
    • G01N21/17—Systems in which incident light is modified in accordance with the properties of the material investigated
    • G01N21/25—Colour; Spectral properties, i.e. comparison of effect of material on the light at two or more different wavelengths or wavelength bands
    • G01N21/31—Investigating relative effect of material at wavelengths characteristic of specific elements or molecules, e.g. atomic absorption spectrometry
    • G01N21/35—Investigating relative effect of material at wavelengths characteristic of specific elements or molecules, e.g. atomic absorption spectrometry using infrared light
    • G01N21/3563—Investigating 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
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
    • G01N21/17—Systems in which incident light is modified in accordance with the properties of the material investigated
    • G01N2021/1793—Remote sensing
    • G01N2021/1797—Remote sensing in landscape, e.g. crops

Landscapes

  • Physics & Mathematics (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • General Physics & Mathematics (AREA)
  • Health & Medical Sciences (AREA)
  • Environmental Sciences (AREA)
  • Forests & Forestry (AREA)
  • Ecology (AREA)
  • Botany (AREA)
  • Chemical & Material Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Biochemistry (AREA)
  • General Health & Medical Sciences (AREA)
  • Biodiversity & Conservation Biology (AREA)
  • Immunology (AREA)
  • Pathology (AREA)
  • Radiation Pyrometers (AREA)
FR8910581A 1989-08-01 1989-08-01 Procede de detection des maladies des plantes a symptomes visibles Expired - Lifetime FR2650476B1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR8910581A FR2650476B1 (fr) 1989-08-01 1989-08-01 Procede de detection des maladies des plantes a symptomes visibles

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR8910581A FR2650476B1 (fr) 1989-08-01 1989-08-01 Procede de detection des maladies des plantes a symptomes visibles

Publications (2)

Publication Number Publication Date
FR2650476A1 FR2650476A1 (fr) 1991-02-08
FR2650476B1 true FR2650476B1 (fr) 1991-10-25

Family

ID=9384513

Family Applications (1)

Application Number Title Priority Date Filing Date
FR8910581A Expired - Lifetime FR2650476B1 (fr) 1989-08-01 1989-08-01 Procede de detection des maladies des plantes a symptomes visibles

Country Status (1)

Country Link
FR (1) FR2650476B1 (fr)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB9202871D0 (en) * 1992-02-12 1992-03-25 Custom Farm Services Of Arizon Improvements in or relating to crop spraying or other crop or horticultural assessment operations
US6701665B1 (en) * 2000-10-23 2004-03-09 Phytech Ltd. Remote phytomonitoring

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3752915A (en) * 1971-11-26 1973-08-14 Daedalus Enterprises Inc Method and apparatus for making a temperature-referenced color strip map of thermal variations

Also Published As

Publication number Publication date
FR2650476A1 (fr) 1991-02-08

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Legal Events

Date Code Title Description
ST Notification of lapse