Fig 1.
The responses of relative root elongation to Al3+ treatments of ZH24, HX3 and 5 RIL lines.
Fig 2.
Relationship between RRE and AAC of RILs by linear regression analysis.
Table 1.
Phenotypic performance of Al3+ tolerance traits in two parents and RIL populations.
Fig 3.
Frequency distribution of RRE and AAC among the RILs.
Fig 4.
Distribution of LOD values of mapped QTLs of RRE (a) and AAC (b).
Fig 5.
QTL positions on linkage groups of ZH 24 × HX 3.
The virtual lines represent the truncated segments of chromosomes.
Table 2.
QTLs for two traits identified by the CIM method in the RIL population.
Fig 6.
The relative expression of candidate genes by qRT-PCR in apical roots in both ZH 24 and HX 3 before (0 hrs) and after Al3+ exposure (24 hrs).
The ordinate value represents the fold change in gene expression.
Table 3.
QTLs detected by previous studies and the present study associated with Al3+ tolerance in soybean.