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Table 1 Effects of Na + K/Cl concentration and K/Na ratio on leaf and root dry weight (mg/plant), total dry weight (mg/plant) and leaf dry weight/root dry weight ratio

From: In vitro response of date palm (Phoenix dactylifera L.) to K/Na ratio under saline conditions

Interaction (salinity × K/Na ratio)

Leaf dry weight

Root dry weight

Total dry weight

Ratio of leaf d.w./root d.w.

10 mol/m3

 0

268

125

393

2.329

 0.5

428

134

562

3.953

 1

359

208

567

1.845

50 mol/m3

 0

267

132

399

2.923

 0.5

262

165

427

1.742

 1

338

133

471

3.107

100 mol/m3

 0

408

143

551

2.875

 0.5

351

113

465

3.821

 1

393

152

545

2.676

200 mol/m3

 0

180

135

315

1.591

 0.5

224

179

403

1.272

 1

281

137

418

2.585

SEDs (d.f.)

51 (6)

11.5 (6)

48.3 (6)

0.46 (6)

  1. Stander error deviation (SEDs) at P < 0.05