Table 1 List of the traits, their abbreviations and measurement unit.

From: Genetic control of tracheid properties in Norway spruce wood

Trait

Abbreviation

Unit

Radial tracheid width (TWr)

Ring

TWrRing

μm

Earlywood

TWrEW

μm

Transitionwood

TWrTW

μm

Latewood

TWrLW

μm

Tangential tracheid width (TWt)

Ring

TWtRing

μm

Earlywood

TWtEW

μm

Transitionwood

TWtTW

μm

Latewood

TWtLW

μm

Wall thickness (WT)

Ring

WTRing

μm

Earlywood

WTEW

μm

Transitionwood

WTTW

μm

Latewood

WTLW

μm

Coarseness (C)

Ring

CRing

mg/m

Earlywood

CEW

mg/m

Transitionwood

CTW

mg/m

Latewood

CLW

mg/m

Microfibril angle (MFA)

Ring

MFARing

Degrees

Corewood

MFACORE

Degrees

Outerwood

MFAOUTER

Degrees

Transition age (cambial)

MFATA

Year