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Table 7 Effect of salinity on Na content in 13 purslane accessions

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

Purslane accessions Na content (%, DW basis)
Salinity level (dS m−1)
0 8 16 24 32
Ac1 0.26l 0.46i (+72.12) 0.63f (+141.22) 0.85c (+225.57) 0.94a (+257.63)
Ac2 0.46d 0.61d (+31.61) 0.72d (+54.69) 0.86b (+85.18) 0.90b (+95.33)
Ac3 0.32j 0.34k (+7.19) 0.63f (+97.50) 0.72g (+124.69) 0.79e (+146.56)
Ac4 0.29k 0.55g (+91.29) 0.50i (+73.52) 0.73f (+153.31) 0.75g (+160.63)
Ac5 0.43f 0.59e (+36.47) 0.71e (+63.28) 0.76e (+75.98) 0.71i (+63.05)
Ac6 0.43g 0.71b (67.61) 0.62g (+44.37) 0.43l (0.0) 0.71h (+67.61)
Ac7 0.62b 0.72a (+17.40) 0.76b (+24.23) 0.86a (+40.16) 0.76f (+23.41)
Ac8 0.35h 0.36j (+3.15) 0.97a (+178.80) 0.61j (+73.35) 0.67k (+41.40)
Ac9 0.32j 0.58f (+80.56) 0.72d (+124.14) 0.83d (+160.19) 0.88c (+174.95)
Ac10 0.33i 0.54h (62.19) 0.44k (+32.04) 0.65i (+95.51) 69.2d (+107.19)
Ac11 0.77a 0.71b (7.64) 0.71c (5.96) 0.20m (74.74) 0.43l (44.43)
Ac12 0.49c 0.68c (+38.89) 0.49j (0.00) 0.68h (+38.89) 0.70j (+43.0)
Ac13 0.44e 0.57f (+29.38) 0.61h (+36.97) 0.44k (1.10) 0.37m (17.73)
Mean 0.42d 0.57c (+34.75) 0.65b (+54.51) 0.66b (+56.14) 0.71a (+68.49)
  1. Mean values with different lower case letters in each column 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 Na content