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Table 7

Correlation coefficients between traits measured at different sowing dates based on two-year (2021 and 2022) averages.

Traits Sowing date Plant height Biomass NS NSS TSW Seed yield Oil yield Oil content
Plant height First SD
Second SD
Third SD
Fourth SD
Fifth SD
Biomass First SD 0.128
Second SD 0.099
Third SD 0.146
Fourth SD 0.152
Fifth SD 0.085
NC First SD 0.326 0.778*
Second SD 0.328 0.681*
Third SD 0.311 0.312
Fourth SD 0.255 0.263
Fifth SD 0.248 0.182
NS First SD 0.087 0.475* 0.218
Second SD 0.055 0.428* 0.136
Third SD −0.248 0.145 0.095
Fourth SD −0.325 0.136 0.082
Fifth SD −0.288 0.122 0.077
TSW First SD 0.215 0.095 0.082 0.475*
Second SD 0.208 0.082 0.058 0.456*
Third SD 0.149 0.056 0.045 0.115
Fourth SD 0.135 0.048 0.059 0.092
Fifth SD 0.122 0.075 0.040 0.087
Seed yield First SD −0.028 0.975** 0.628** 0.578* 0.492*
Second SD −0.056 0.956** 0.584** 0.461* 0.475*
Third SD 0.156 0.858** 0.486* 0.201 0.272
Fourth SD 0.183 0.762** 0.493* 0.193 0.164
Fifth SD 0.210 0.752** 0.472* 0.158 0.183
Oil Yield First SD −0.022 0.543* 0.785** 0.468* 0.586* 0.596*
Second SD 0.018 0.487* 0.672** 0.216 0.471* 0.438*
Third SD 0.009 0.273 0.425* 0.203 0.215 0.425*
Fourth SD 0.015 0.268 0.456* 0.152 0.218 0.216
Fifth SD 0.010 0.145 0.321 0.087 0.183 0.138
Oil content First SD 0.172 0.322 0.215 0.055 0.472* 0.087 0.618**
Second SD 0.155 0.282 0.210 0.048 0.315 0.084 0.561*
Third SD 0.077 0.158 0.149 0.062 0.148 0.095 0.282
Fourth SD 0.108 0.098 0.092 0.028 0.047 0.047 0.158
Fifth SD 0.022 0.125 0.125 0.032 0.056 0.063 0.129

*, **: Significant at the 5%, 1% probability levels, respectively.

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