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Table 8 Effect of salinity on K content in 13 purslane accessions

From: RETRACTED ARTICLE: Salinity-induced changes in the morphology and major mineral nutrient composition of purslane (Portulaca oleracea L.) accessions

Purslane accessions

K content (%, DW basis)

Salinity level (dS m−1)

0

8

16

24

32

Ac1

3.33h

3.48f (+4.51)

3.18h (4.51)

2.80d (15.79)

2.55h (23.31)

Ac2

3.8g

3.48f (8.55)

3.13h (17.76)

2.83d (25.66)

2.65h (30.26)

Ac3

5.78de

5.35d (7.36)

4.13f (28.57)

4.03c (30.30)

3.75de (35.06)

Ac4

7.18b

5.05e (29.62)

4.70d (34.49)

4.05c (43.55)

3.40f (52.61)

Ac5

6.30c

3.70f (41.27)

3.05h (51.59)

2.90d (53.97)

2.48h (60.60)

Ac6

5.15f

4.88e (5.34)

4.48e (13.11)

4.00c (22.33)

3.10g (39.81)

Ac7

5.60e

3.78f (32.59)

3.60g (35.71)

3.20d (42.86)

2.98g (46.88)

Ac8

5.18f

5.08d (1.93)

4.95c (4.35)

4.50bc (13.04)

4.13bc (20.29)

Ac9

6.28c

5.88c (6.37)

5.40a (13.94)

5.10a (18.73)

6.50a (+3.59)

Ac10

5.98d

6.50b (+8.79)

5.15bc (13.81)

4.34bc (27.33)

4.30b (28.03)

Ac11

8.20a

7.70a (6.10)

4.98c (39.33)

4.80ab (41.46)

3.55ef (56.71)

Ac12

5.98d

5.93c (0.84)

5.23ab (12.55)

4.48bc (25.10)

4.00cd (33.05)

Ac13

7.33b

5.33d (27.30)

4.95c (32.42)

4.75ab (35.15)

4.23bc (42.32)

Mean

5.85a

5.08b (13.08)

4.38c (25.18)

3.98d (31.93)

3.66e (37.40)

  1. Mean values with different lower case letters in a row are significantly different at P < 0.05. Values in the parentheses indicate percent compared to the untreated control (0 dS m−1) plants
  2. ‘+’ symbol indicates % increase of K content