Genome-wide association mapping for root traits in a panel of rice accessions from Vietnam

BMC Plant Biology

Table 1 Result of the analysis of variance and trait broad sense heritability

Trait	Rep	Block(Rep)	Variety	h2
LLGHT	<0.001	< 0.001	< 0.001	0.90
TIL	< 0.001	0.0009	< 0.001	0.80
SDW	0.0043	< 0.0001	< 0.0001	0.73
DEPTH	0.0254	0.0003	0.0002	0.35
MRL	0.1428	0.0277	0.0001	0.46
NCR	0.2270	< 0.0001	< 0.0001	0.84
NR_T	<0.001	0.3450	< 0.0001	0.72
THK	0.0071	0.0017	< 0.0001	0.84
DW0020	0.0546	< 0.0001	< 0.0001	0.74
DW2040	0.1605	< 0.0001	< 0.0001	0.68
DW4060	0.4307	< 0.001	< 0.0001	0.69
DWB60	0.0260	0.0047	< 0.0001	0.70
DRW	0.0863	0.0004	< 0.0001	0.75
RDW	0.0650	< 0.0001	< 0.0001	0.75
PDW	0.0364	< 0.0001	< 0.0001	0.73
SRP	0.0207	0.0002	< 0.0001	0.72
DRP	0.0179	0.0045	< 0.0001	0.65
R_S	< 0.0001	< 0.0001	< 0.0001	0.75

Rep replication, LLGTH longest leaf length, TIL number of tillers, SDW shoot dry weight, DEPTH deepest point reached by roots, MRL maximum root length, NCR number of crown roots, NR_T number of crown root per tiller, THK root thickness, DW0020 root mass in the 00–20 cm segment, DW2040 root mass in the 20–40 cm segment, DW4060 root mass in the 40–60 cm segment, DWB60 root mass below 60 cm, DRW deep root mass (<40 cm) weight, RDW root dry weight, PDW plant dry weight, SRP shallow root proportion (0–20 cm), DRP deep root proportion (<40 cm), R_S root to shoot ratio

ISSN: 1471-2229