Evaluating the response of &amp;lt;i&amp;gt;δ&amp;lt;/i&amp;gt;&amp;lt;sup&amp;gt;13&amp;lt;/sup&amp;gt;C in &amp;lt;i&amp;gt;Haloxylon ammodendron&amp;lt;/i&amp;gt;, a dominant C&amp;lt;sub&amp;gt;4&amp;lt;/sub&amp;gt; species in Asian desert ecosystems, to water and nitrogen addition as well as the availability of its &amp;lt;i&amp;gt;δ&amp;lt;/i&amp;gt;&amp;lt;sup&amp;gt;13&amp;lt;/sup&amp;gt;C as an indicator of water use efficiency
Biogeosciences