Correction: Ion Frequency Landscape in Growing Plants.

[This corrects the article DOI: 10.1371/journal.pone.0138839.].

The incorrect reference is given in the S4 Fig caption. Please view the figure with the correct caption below.

References 22–35 are missing. Please view these references below.

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35. Shipway A, Shipway S. Solenoid properties. Inductance and magnetic B-field. 2008. http://www.calctool.org/CALC/phys/electromagnetism/solenoid (Date access: 15/05/2014).

The solenoid that was used for measurements.

The elongating zone of the coleoptile is shown in green. The figure is based on the Shipway and Shipway [35] solenoid properties calculator.

(TIF)

Click here for additional data file.