CA2039482C - Methode et appareil pour mesurer la concentration d'oxygene; et utilisation eventuelle de ladite methode pour estimer le degre de fixation de l'azote chez les plantes - Google Patents

Methode et appareil pour mesurer la concentration d'oxygene; et utilisation eventuelle de ladite methode pour estimer le degre de fixation de l'azote chez les plantes Download PDF

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Publication number
CA2039482C
CA2039482C CA 2039482 CA2039482A CA2039482C CA 2039482 C CA2039482 C CA 2039482C CA 2039482 CA2039482 CA 2039482 CA 2039482 A CA2039482 A CA 2039482A CA 2039482 C CA2039482 C CA 2039482C
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CA
Canada
Prior art keywords
nodule
light
wavelengths
wavelength
modulated
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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
CA 2039482
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English (en)
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CA2039482A1 (fr
Inventor
David B. Layzell
Stephen Hunt
Gerald Palmer
Robert Ford Denison
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Queens University at Kingston
US Department of Agriculture USDA
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Queens University at Kingston
US Department of Agriculture USDA
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Publication of CA2039482A1 publication Critical patent/CA2039482A1/fr
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Expired - Fee Related legal-status Critical Current

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  • Measurement Of The Respiration, Hearing Ability, Form, And Blood Characteristics Of Living Organisms (AREA)
  • Investigating Or Analysing Materials By Optical Means (AREA)
  • Measuring Or Testing Involving Enzymes Or Micro-Organisms (AREA)
CA 2039482 1990-03-19 1991-03-18 Methode et appareil pour mesurer la concentration d'oxygene; et utilisation eventuelle de ladite methode pour estimer le degre de fixation de l'azote chez les plantes Expired - Fee Related CA2039482C (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US49573290A 1990-03-19 1990-03-19
US495,732 1990-03-19

Publications (2)

Publication Number Publication Date
CA2039482A1 CA2039482A1 (fr) 1991-09-20
CA2039482C true CA2039482C (fr) 2001-02-13

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CA 2039482 Expired - Fee Related CA2039482C (fr) 1990-03-19 1991-03-18 Methode et appareil pour mesurer la concentration d'oxygene; et utilisation eventuelle de ladite methode pour estimer le degre de fixation de l'azote chez les plantes

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CA (1) CA2039482C (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104849219A (zh) * 2015-03-11 2015-08-19 中国科学院地理科学与资源研究所 一种作物氮素营养诊断仪及方法

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104849219A (zh) * 2015-03-11 2015-08-19 中国科学院地理科学与资源研究所 一种作物氮素营养诊断仪及方法
CN104849219B (zh) * 2015-03-11 2017-09-26 中国科学院地理科学与资源研究所 一种作物氮素营养诊断仪及方法

Also Published As

Publication number Publication date
CA2039482A1 (fr) 1991-09-20

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