Frequency distribution curves of the AGB, BGB and R/S; the samples were collected across the Hulunbuir grasslands.

Abstract

<p>All designations are the same as those in the footnotes below <a href="http://www.plosone.org/article/info:doi/10.1371/journal.pone.0102344#pone-0102344-t001" target="_blank">Table 1</a>.</p