3D Laser Triangulation for Plant Phenotyping in Challenging Environments

To increase the understanding of how the plant phenotype is formed by genotype and environmental interactions, simple and robust high-throughput plant phenotyping methods should be developed and considered. This would not only broaden the application range of phenotyping in the plant research commun...

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Main Authors: Katrine Heinsvig Kjaer, Carl-Otto Ottosen
Format: Article
Language:English
Published: MDPI AG 2015-06-01
Series:Sensors
Subjects:
Online Access:http://www.mdpi.com/1424-8220/15/6/13533
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author Katrine Heinsvig Kjaer
Carl-Otto Ottosen
author_facet Katrine Heinsvig Kjaer
Carl-Otto Ottosen
author_sort Katrine Heinsvig Kjaer
collection DOAJ
description To increase the understanding of how the plant phenotype is formed by genotype and environmental interactions, simple and robust high-throughput plant phenotyping methods should be developed and considered. This would not only broaden the application range of phenotyping in the plant research community, but also increase the ability for researchers to study plants in their natural environments. By studying plants in their natural environment in high temporal resolution, more knowledge on how multiple stresses interact in defining the plant phenotype could lead to a better understanding of the interaction between plant responses and epigenetic regulation. In the present paper, we evaluate a commercial 3D NIR-laser scanner (PlantEye, Phenospex B.V., Herleen, The Netherlands) to track daily changes in plant growth with high precision in challenging environments. Firstly, we demonstrate that the NIR laser beam of the scanner does not affect plant photosynthetic performance. Secondly, we demonstrate that it is possible to estimate phenotypic variation amongst the growth pattern of ten genotypes of Brassica napus L. (rapeseed), using a simple linear correlation between scanned parameters and destructive growth measurements. Our results demonstrate the high potential of 3D laser triangulation for simple measurements of phenotypic variation in challenging environments and in a high temporal resolution.
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spelling doaj.art-6af74ae45a0446c1b6875d637aeae5ee2022-12-22T04:28:14ZengMDPI AGSensors1424-82202015-06-01156135331354710.3390/s150613533s1506135333D Laser Triangulation for Plant Phenotyping in Challenging EnvironmentsKatrine Heinsvig Kjaer0Carl-Otto Ottosen1Department of Food Science, Aarhus University, Kirstinebjergvej 10, 5792 Aarslev, DenmarkDepartment of Food Science, Aarhus University, Kirstinebjergvej 10, 5792 Aarslev, DenmarkTo increase the understanding of how the plant phenotype is formed by genotype and environmental interactions, simple and robust high-throughput plant phenotyping methods should be developed and considered. This would not only broaden the application range of phenotyping in the plant research community, but also increase the ability for researchers to study plants in their natural environments. By studying plants in their natural environment in high temporal resolution, more knowledge on how multiple stresses interact in defining the plant phenotype could lead to a better understanding of the interaction between plant responses and epigenetic regulation. In the present paper, we evaluate a commercial 3D NIR-laser scanner (PlantEye, Phenospex B.V., Herleen, The Netherlands) to track daily changes in plant growth with high precision in challenging environments. Firstly, we demonstrate that the NIR laser beam of the scanner does not affect plant photosynthetic performance. Secondly, we demonstrate that it is possible to estimate phenotypic variation amongst the growth pattern of ten genotypes of Brassica napus L. (rapeseed), using a simple linear correlation between scanned parameters and destructive growth measurements. Our results demonstrate the high potential of 3D laser triangulation for simple measurements of phenotypic variation in challenging environments and in a high temporal resolution.http://www.mdpi.com/1424-8220/15/6/13533high-throughput phenotyping (HTPP)sensor-to-plant conceptrapeseed (Brassica napus)leaf areashoot biomasschlorophyll fluorescencephotosystem II activitygrowth rateautomated growth measurement3D laser scanner
spellingShingle Katrine Heinsvig Kjaer
Carl-Otto Ottosen
3D Laser Triangulation for Plant Phenotyping in Challenging Environments
Sensors
high-throughput phenotyping (HTPP)
sensor-to-plant concept
rapeseed (Brassica napus)
leaf area
shoot biomass
chlorophyll fluorescence
photosystem II activity
growth rate
automated growth measurement
3D laser scanner
title 3D Laser Triangulation for Plant Phenotyping in Challenging Environments
title_full 3D Laser Triangulation for Plant Phenotyping in Challenging Environments
title_fullStr 3D Laser Triangulation for Plant Phenotyping in Challenging Environments
title_full_unstemmed 3D Laser Triangulation for Plant Phenotyping in Challenging Environments
title_short 3D Laser Triangulation for Plant Phenotyping in Challenging Environments
title_sort 3d laser triangulation for plant phenotyping in challenging environments
topic high-throughput phenotyping (HTPP)
sensor-to-plant concept
rapeseed (Brassica napus)
leaf area
shoot biomass
chlorophyll fluorescence
photosystem II activity
growth rate
automated growth measurement
3D laser scanner
url http://www.mdpi.com/1424-8220/15/6/13533
work_keys_str_mv AT katrineheinsvigkjaer 3dlasertriangulationforplantphenotypinginchallengingenvironments
AT carlottoottosen 3dlasertriangulationforplantphenotypinginchallengingenvironments