Table 2 Pearson’s correlation coefficients among germination potential (GP), germination rate (GR), root length (RL), shoot length (SL), soluble sugar, proline, MDA, H₂O₂, O₂ ⁻, SOD, POD, CAT, and ABA under drought stress and DBD plasma treatment (*^, **significantly different at the 5% and 1% probability levels, respectively).

GP

1

GR

0.957*

1

RL

0.960*

0.912*

1

SL

0.932*

0.928*

0.995**

1

Soluble sugar

−0.592

−0.553

−0.795

−0.842

1

Proline

−0.477

−0.494

−0.698

−0.762

0.975*

1

MDA

−0.942

−0.916

−0.996**

−0.999**

0.822

0.743

1

H₂O₂

−0.986*

−0.982*

−0.972*

−0.959*

0.660

0.576

0.969*

1

O₂ ⁻

−0.959*

−0.956*

−0.988*

−0.987*

0.763

0.692

0.993**

0.989*

1

SOD

−0.503

−0.495

−0.723

−0.782

0.990*

0.996**

0.762

0.591

0.705

1

POD

−0.275

−0.231

−0.534

−0.600

0.936

0.947

0.570

0.355

0.489

0.957*

1

CAT

−0.352

−0.364

−0.596

−0.668

0.953*

0.990*

0.645

0.455

0.584

0.985*

0.975*

1

ABA

−0.472

−0.368

−0.693

−0.735

0.963*

0.911

0.706

0.513

0.623

0.942

0.957*

0.913

1