Closing the gap between phenotyping and genotyping: review of advanced, image-based phenotyping technologies in forestry

Bian, Liming; Zhang, Huichun; Ge, Yufeng; Čepl, Jaroslav; Stejskal, Jan; EL-Kassaby, Yousry A.

doi:10.1186/s13595-022-01143-x

Annals of Forest Science

Table 1 Imaging techniques for estimating forest trees phenotypic traits

From: Closing the gap between phenotyping and genotyping: review of advanced, image-based phenotyping technologies in forestry

Phenotyping traits		Sensor							Trait functions	Reference
Phenotyping traits		RGB/stereo RGB	Multispectral/hyperspectral	Thermal infrared (IR)	Fluorescence	3D laser scanner	Lidar	MRI	Trait functions	Reference
Morphological trait	Tree height	√				√	√		Competitive vigor to capture light, competing either in the vertical or horizontal plane	Montagnoli et al. 2016; Michael et al. 2004; Tansey et al. 2009; Kenneth et al. 2014; Clark & Roberts, 2012; Edson & Wing, 2011; Zhang et al. 2021
	DBH (diameter at breast height)	√				√	√			Michael et al. 2004; Ren et al. 2015; Dong & Isler, 2018
	Crown projection area, canopy volume	√	√			√	√			Ren et al. 2015; Xiao et al. 2019; Kolarik et al. 2019
	Canopy coverage	√	√		√		√			Leblanc et al. 2005; Dong & Isler, 2018; Zarco-Tejada et al. 2004; Falkowski et al. 2008; Oliveira et al. 2020
	Canopy structure	√	√			√	√			Li et al. 2021; Leblanc et al. 2005; Dong & Isler, 2018; Coops et al. 2020; Nishikami et al. 2007; Roberts et al. 2007
	Tree stem	√				√	√		Cambium protection and mechanical support	Kenneth et al. 2014; Shengyong et al. 2019; Edson & Wing, 2011
	Leaf area index (LAI), leaf area density (LAD)	√		√		√	√		Indicators of the growth, degree of light interception, light-harvesting efficiency	Morsdorf et al. 2006; Leblanc et al. 2005; Hosoi & Omasa, 2006; Anderson et al. 2015
	Leaf greenness, leaf color	√	√	√						Montagnoli et al. 2016; Inoue et al. 2014; Lopes et al. 2016; Kolarik et al. 2019; Novoa et al. 2002
	Leaf distribution, leaf angle	√				√	√			Leblanc et al. 2005; Saremi et al. 2014; Wang et al. 2016
	Phenology	√	√	√			√			Shin et al. 2016; Clark & Roberts, 2012; Miller 2015; Sankey et al. 2014
Physiological trait	Photosynthetic status	√	√	√	√		√		Trade-offs between investment in support and photosynthetic	Bjorn et al. 2010; Santini et al. 2019; Clark & Roberts, 2012; Bjorn et al. 2010; Ma et al. 2016
	Canopy or leaf temperature			√						Cohen et al. 2012; Richardson et al. 2021
	Plant diseases and pests	√	√	√	√					Ana et al. 2019; Shah et al. 2006; Singh et al. 2018; Morimoto & Yamada, 2010; Mutanga & Ismail, 2010
	Polyphenols		√	√					Development, maturity, and senescence	Skidmore et al. 2010:Sun, et al. 2021
Biochemical trait	Chlorophyll content	√	√	√	√	√	√		Trade-offs between investment in support and photosynthetic, water use efficiency	Jin et al. 2007; Martina et al. 2017; Xiao et al. 2018; Hakala et al. 2015; Santos et al. 2018; Coupel-Ledru et al. 2019; Eitel et al. 2010; Zarco-Tejada et al. 2019
	Water content		√		√			√		Mutanga & Ismail, 2010; Jian et al. 2011
	Nitrogen, nutritional status	√	√	√						Tang, et al. 2017; Zhang, et al. 2013; Chen et al. 2021
	Lignin		√	√	√					Kupkova et al. 2012; Thumm et al. 2016; Uner et al. 2009; Karaman et al. 2009
Performance trait	AGB (above-ground biomass)			√		√	√		Growth-survival trade-off	Feliciano et al. 2012; Garai et al. 2010; Edson & Wing, 2011; Wang et al. 2021
Performance trait	Yield	√	√			√	√		Growth-survival trade-off	Choi et al. 2017; Bergseng et al. 2015; Underwood et al. 2016

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ISSN: 1297-966X

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