|List of ten quantitative traits investigated in the hydroponic system|
|Abbr.||Trait||Method of measurement||Unit|
|TN||Tiller number||Number of tillers with first leaf unfolded after 14 days|
|LN||Leaf number||Number of leaves longer than 2 cm after 14 days|
|LL||Leaf length||Length of the youngest completely unfolded leaf after 14 days||cm|
|HEI||Plant height||Length of the plant from basis to leaf tip after 14 days||cm|
|SDW||Shoot dry weight||Weight of shoot mass after 2 days of drying at 80°C||mg|
|RL||Root length||Length of the longest root from crown to root tip after 14 days||cm|
|RDW||Root dry weight||Root weight after 2 days of drying at 80°C||mg|
|LRR||Leaf to root ratio||Ratio of leaf to root length|
|SRR||Shoot to root ratio||Ratio of shoot to root dry weight|
|CC||Chlorophyll content||Average of 10 measurements with SPAD-502 meter a in the middle of the youngest leaf after 10 days||SPAD|
a SPAD 502 meter: Minolta Camera Co., Osaka, Japan.
Hoffmann et al.
Hoffmann et al. BMC Genetics 2012 13:88 doi:10.1186/1471-2156-13-88