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Table 3 Difference of kinetics of potassium absorption in plant roots

From: Transcriptomic and physiological insights into auxin-mediated root growth and potassium uptake in tobacco under low-potassium stress

Potassium level (mmolL−1)

Treatment

Vmax

(μmolg−1 FW h−1)

Km

(μmolL−1)

5

0

IAA

24.32b

49.71a

0.0044b

0.0051ab

NPA

20.27b

0.0060a

0.15

0

IAA

2.64b

5.15a

2.15E-05a

1.23E-05c

NPA

2.98b

1.54E-05b

  1. Different lowercase letters following the numbers in the same row indicate significant differences (P < 0.05)