Table 1 Description of parameters with the unit of measurement

Dry weight fraction (panicle/stem) of main tiller

R_{DW (panicle) MT}

Dry weight fraction (panicle/stem) of tiller 4

R_{DW (panicle) T4}

Panicle dry weight of main tiller

DW Panicle MT

g

Panicle dry weight of tiller 4

DW Panicle T4

g

Panicle architecture traits:

Spikelet number

SN

Panicle length

PL

cm

Total length of branches

TL

cm

Rachis length

RL

cm

Averaged primary branch length

PBL

cm

Averaged secondary branch length

SBL

cm

Primary branch number

PBN

Secondary branch number

SBN

Spikelet density

SD