Effects of arbuscular mycorrhizal fungi on growth and nitrogen uptake of <i>Chrysanthemum morifolium</i> under salt stress - Fig 4

<p>Effects of arbuscular mycorrhizal fungi on shoot N concentration (A), shoot P concentration (B), root N concentration (C) and root P concentration (D) of <i>C</i>. <i>morifolium</i> plants under 0, 50 and 200 mM NaCl. Symbols are the same as in <a href="http://www.plosone.org/article/info:doi/10.1371/journal.pone.0196408#pone.0196408.g001" target="_blank">Fig 1</a>.