29716
These include : ( i ) a higher rate of Na + exclusion from leaf mesophyll ; ( ii ) maintenance of low cytosolic Na + levels ; ( iii ) better K + retention in the leaf mesophyll ; ( iv ) a high rate of H + pumping , which increases the ability of mesophyll cells to restore their membrane potential ; and ( v ) the ability to reduce the activity of SV and FV channels under saline conditions .
 Chemical: Na +; Chemical: Na +; Chemical: K +; Chemical: H +
Please list all entity words in the text that fit the category.Output format is "type1: word1; type2: word2". 
Option: Chemical 
Text: {0} 
Answer:
 Chemical: Na +; Chemical: Na +; Chemical: K +; Chemical: H +