Official websites use .gov
A
.gov website belongs to an official
government organization in the United States.
Secure .gov websites use HTTPS
A lock (
) or https:// means you've safely
connected to the .gov website. Share sensitive
information only on official, secure websites.
pHc and cytosolic aK and Em of epidermal cells 10 to 20 mm from the tips of adventitious roots of 21-d barley plants growing in FNS containing 2 μm K+
Em and pH values are means ± se, and aK values are means with confidence limits in parentheses and the number of measurements in the final parentheses.
| pH | aK | Em |
|---|---|---|
| mm | mV | |
| 7.0 ± 0.1 (8) | 70 (66, 75) (8) | −134 ± 7 (8) |
