Callaway, Ragan M <br/><br/>
Positive interactions among alpine plants increase with stress.  [electronic resource] 

 -  Nature  Jun 2002 
 - 844-8 p.  digital 
<br/><br/> Publication Type: Journal Article; Research Support, Non-U.S. Gov't 
<br/><br/><label>ISSN: </label>0028-0836 
<br/><br/><label>Standard No.: </label>10.1038/nature00812  doi 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Atmospheric Pressure<br/>Biomass<br/>Ecosystem<br/>Geography<br/>Plant Development<br/>Plant Physiological Phenomena<br/>Reproduction<br/>Species Specificity<br/>Temperature