Table 3 Eigen values, eigen vectors and cumulative variance of the investigated traits in this study

NP

-.395

.850

-.144

.084

-.020

.070

Chla

.018

.971

-.059

-.031

-.036

-.192

Chlb

.003

.989

-.089

.034

.023

-.031

Total Chl

.013

.984

-.070

-.008

-.015

-.136

Car

-.203

.954

-.046

-.007

.038

-.150

Proline

.939

-.070

.245

-.031

-.066

-.151

Sugar

.940

-.257

.136

-.039

-.118

.047

Phenol

.666

-.148

.409

.027

-.135

.034

Protein

.983

.019

-.010

-.024

-.100

.053

Flavo

.883

-.424

.015

-.037

-.090

.094

MDA

.124

-.927

-.055

-.036

.024

.210

SOD

.917

-.272

.239

-.004

-.111

.057

APX

.917

-.050

-.007

-.073

.030

.067

GPX

.972

.012

-.103

-.081

-.075

.015

CAT

.64

-.134

.019

-.142

-.026

.103

PPO

.183

-.152

.949

.056

-.083

-.017

LL

-.613

-.187

.007

-.089

.649

-.138

LW

-.174

-.167

.921

.011

.153

-.093

PH

-.256

.303

-.725

.245

.203

-.022

NN

-.017

-.216

-.814

.169

.048

.035

Nl

-.172

.098

.025

.095

.908

-.037

SD

.048

-.325

-.124

.761

-.042

.075

PD

.130

.129

.802

.035

.200

.204

PL

-.243

-.141

.691

.437

.132

.049

PW20

-.018

.656

-.040

.485

.474

.081

GW20

.087

-.121

.206

.680

-.058

.091

NGP

.120

-.152

.959

.065

-.066

-.027

Yield

-.406

.783

-.189

.165

.160

.155

Eigen values

10.48

5.50

5.12

1.83

1.39

1.10

Cumulative of variance (%)

37.45

57.160

75.64

84.03

93.26

97.8