Table 3.
Pearson correlation coefficients (r) between root traits of Brassica napus varieties grown in the HTP system, and root and shoot traits of varieties grown in all six field experiments.
| PRL | LRD | MLRL | TRL | ||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|
| HTP | PRL | – | |||||||||
| LRD | 0·20 | – | |||||||||
| MLRL | 0·14 | –0·38* | – | ||||||||
| TRL | 0·84*** | 0·45** | 0·32 | – | |||||||
| Field | PRL | 0·32 | 0·31 | −0·22 | 0·26 | – | |||||
| PRBD | 0·42* | 0·08 | 0·06 | 0·33 | 0·68*** | – | |||||
| RDW | 0·51*** | 0·02 | 0·01 | 0·42** | 0·34 | 0·58*** | – | ||||
| SDW | 0·49*** | −0·07 | 0·08 | 0·37** | 0·09 | 0·41* | 0·90*** | – | |||
| EM | 0·55*** | 0·16 | 0·12 | 0·50*** | 0·70*** | 0·81*** | 0·64*** | 0·50** | – | ||
| YIELD | 0·35 | −0·05 | 0·06 | 0·26 | 0·26 | 0·39* | 0·49** | 0·46** | 0·66*** | – | |
| PRL | LRD | MLRL | TRL | PRL | PRBD | RDW | SDW | EM | YIELD | ||
***, ** and * represent P < 0·001, P < 0·01 and P < 0·05, respectively.