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. 2022 Feb 6;23(3):1843. doi: 10.3390/ijms23031843

Table 6.

Abbreviations for RSA traits and their units.

Acronym RSA Traits Units
TRL Total root length Centimetres (cm)
TRA Total root surface area Square centimetres (cm2)
ARD Average root diameter Millimetres (mm)
TRV Total root volume Cubic centimetres (cm3)
NRT Number of root tips Number (no.)
RL Root length (root diameter ≤ 0.3 mm) Centimetres (cm)
RA Root surface area (root diameter ≤ 0.3 mm) Square centimetres (cm2)
RV Root volume (root diameter ≤ 0.3 mm) Cubic centimetres (cm3)
RT Root tips (root diameter ≤ 0.3 mm) Number (no.)