Elmore, Andrew J <br/><br/>
Continental scale variability of foliar nitrogen and carbon isotopes in Populus balsamifera and their relationships with climate.  [electronic resource] 

 -  Scientific reports  08 2017 
 - 7759 p.  digital 
<br/><br/> Publication Type: Journal Article; Research Support, U.S. Gov't, Non-P.H.S. 
<br/><br/><label>ISSN: </label>2045-2322 
<br/><br/><label>Standard No.: </label>10.1038/s41598-017-08156-x  doi 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Adaptation, Physiological<br/>Biological Variation, Population<br/>Carbon Isotopes--analysis<br/>Climate<br/>Ecosystem<br/>Nitrogen Isotopes--analysis<br/>Plant Leaves--chemistry<br/>Populus--metabolism