Ruess, R W <br/><br/>
Urea as a promotive coupler of plant-herbivore interactions.  [electronic resource] 

 -  Oecologia  Aug 1984 
 - 331-337 p.  digital 
<br/><br/> Publication Type: Journal Article 
<br/><br/><label>ISSN: </label>1432-1939 
<br/><br/><label>Standard No.: </label>10.1007/BF00390661  doi