Table 4 Contribution of root traits to shoot P content determined by stepwise linear regression analysis, based on data from the QTL mapping population (n = 98)
From: Novel QTL for Lateral Root Density and Length Improve Phosphorus Uptake in Rice (Oryza sativa L.)
Trait | Individual R2 | Cumulative R2 | P-value |
|---|---|---|---|
L-type density on crown root (LDC) | 0.38 | 0.38 | < 0.001 |
Root number (RNO) | 0.38 | 0.58 | < 0.001 |
S type density on L-type (SDL) | 0.19 | 0.69 | < 0.001 |
S type density on crown root (SDC) | – | 0.69 | 0.48 |
Single L-type length on crown root (LLC) | – | 0.69 | 0.47 |
Single S-type length on crown root (SLC) | – | 0.69 | 0.79 |
Single S-type length on L-type (SLL) | – | 0.69 | 0.22 |