Rapeseed / Colza
Open Access

Table 2

Correlation coefficients among morphological, phonological, physiological and agronomic parameters of four rapeseed varieties evaluated under waterlogging treatments at different plant growth stages in the field during 2014.

SIV PHT NLP NBP PCD ROV ROW FLT MTT CAC PRC NPP NSP TSW SYP SOC
SIV 0.212 0.431** 0.585** 0.571** 0.518** 0.578** −0.277* 0.117 0.363** −0.555** 0.462** 0.441** 0.118 0.512** 0.131
PHT 0.072 0.145 0.052 0.101 0.122 −0.116 −0.086 0.108 −0.249* 0.202 0.165 0.044 0.216 0.025
NLP 0.767** 0.678** 0.412** 0.354** −0.110 0.034 0.348** −0.296** 0.627** 0.325** −0.050 0.668** 0.186
NBP 0.836** 0.429** 0.450** −0.001 0.013 0.312** −0.359** 0.715** 0.356** 0.061 0.751** 0.182
PCD 0.552** 0.540** −0.027 −0.040 0.327** −0.359** 0.664** 0.425** −0.003 0.664** 0.277*
ROV 0.446** 0.133 −0.104 0.213 −0.291** 0.529** 0.305** −0.002 0.530** 0.234*
ROW 0.061 0.001 0.357** −0.482** 0.399** 0.355** 0.129 0.439** 0.186
FLT −0.525** 0.012 −0.034 0.091 −0.083 0.016 0.056 0.224*
MTT −0.234* 0.062 −0.081 −0.218 0.053 −0.048 −0.508**
CAC −0.302** 0.199 0.279* −0.010 0.214 0.322**
PRC −0.392** −0.227* −0.094 −0.403** −0.198
NPP 0.303** 0.980** 0.980** 0.345**
NSP −0.078 0.392** 0.285*
TSW 0.148 −0.117
SYP 0.313**

* SIV: seedling initial vigour; PHT: plant height (cm); NLP: number of leaves per plant; NBP: number of primary branches per plant; PCD: plant collar diameter (mm); ROV: root volume (mL); ROW: root weight (g); FLT: flowering time (d); MTT: maturity time (d); CCA: chlorophyll content a (mg/g); CCB: chlorophyll content b (mg/g); PRC: proline content (mg/g); NPP: number of pods per plant; PLE: pod length (cm); NSP: number of seeds per plant; TSW: thousand seeds weight (g); SYP: seed yield per plant (g); SOC: seed oil content (%).