Table 4.
Performance of the top and bottom ten recombinant inbred lines (RILs) with the highest and lowest total root length
| RIL | TRL | SRN | MW | MD | MHY | GPSM | GPS | TGW | BPSM | GS92 | GS61–GS92 |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Top ten (mean) | 690 | 4·5 | 105 | 186 | 6·3 | 14110 | 43 | 41·2 | 1808 | 2443 | 741 |
| Bottom ten (mean) | 480 | 3·3 | 80 | 165 | 5·7 | 12166 | 35 | 45·6 | 1639 | 2374 | 673 |
| Difference (value) | 210 | 1·2 | 25 | 21 | 0·6 | 1944 | 8 | −4·4 | 169 | 69 | 68 |
| Difference (%) | 44 | 36 | 31 | 13 | 11 | 16 | 23 | −10 | 10 | 3 | 10 |
| P-value | <0·001 | <0·001 | <0·01 | <0·01 | <0·05 | <0·01 | <0·001 | <0·01 | <0·01 | <0·01 | <0·01 |
Trait abbreviations: TRL, total root length (mm); SRN, seminal root number; MW, maximum width (mm); MD, maximum depth (mm); MHY, machine-harvested yield (t ha–1); GPSM, grains m–2; GPS, grains per spike; TGW, thousand grain weight (g); BPSM, biomass m–2 (g); GS92, the accumulated thermal time at maturity (°Cd); GS61–GS92, the duration between anthesis and maturity (°Cd).