Table 6 Correlation coefficient of morpho-physiological characteristics in summer savory (Satureja hortensis L.)

From: Biostimulants alleviate water deficit stress and enhance essential oil productivity: a case study with savory

 

PH

LB

DY

CD

EOC

EOY

Chla

Chlb

Carotenoid

RWC

Proline

SSC

CAT

SOD

POX

LB

0.941**

              

DY

0.980**

0.911**

             

CD

0.992**

0.919**

0.958**

            

EOC

− 0.412

− 0.105

− 0.478

− 0.438

           

EOY

0.490

0.740**

0.465

0.435

0.547

          

Chla

0.968**

0.945**

0.910**

0.981**

− 0.286

0.531

         

Chlb

0.981**

0.983**

0.967**

0.962**

− 0.265

0.635*

0.960**

        

Carotenoid

− 0.288

0.031

− 0.361

− 0.312

0.984**

0.642*

− 0.156

− 0.136

       

RWC

0.992**

0.905**

0.978**

0.992**

− 0.485

0.413

0.961**

0.960**

− 0.366

      

Proline

− 0.492

− 0.197

− 0.569

− 0.507

0.988**

0.440

− 0.353

− 0.357

0.964**

− 0.562

     

SSC

− 0.663*

− 0.390

− 0.706*

− 0.688*

0.948**

0.287

− 0.559

− 0.535

0.892**

− 0.724**

0.968**

    

CAT

− 0.493

− 0.185

− 0.531

− 0.529

0.981**

0.499

− 0.395

− 0.340

0.956**

− 0.568

0.972**

0.967**

   

SOD

− 0.544

− 0.249

− 0.602*

− 0.567

0.979**

0.411

− 0.426

− 0.408

0.949**

− 0.611*

0.986**

0.983**

0.978**

  

POX

− 0.361

− 0.059

− 0.419

− 0.382

0.961**

0.577*

− 0.247

− 0.216

0.976**

− 0.434

0.940**

0.887**

0.945**

0.940**

 

LB

− 0.493

− 0.184

− 0.535

− 0.530

0.979**

0.488

− 0.395

− 0.345

0.959**

− 0.570

0.974**

0.968**

0.989**

0.983**

0.948**

  1. PH plant height, LB lateral branch, DY dry matter yield, CD Canopy diameter, EOC essential oil content, EOY essential oil yield, Chla chlorophyll a, Chlb chlorophyll b, Carotenoid carotenoids content, RWC relative water content, Proline proline content, SSC soluble sugars content, CAT catalase, SOD superoxide dismutase, POX peroxidase.
  2. ns, * and **non-significant, significant at 5% and 1% probability level, respectively.