Martinelli, Luiz A. <br/><br/>
Nitrogen Cycling in the Americas: Natural and Anthropogenic Influences and Controls  [electronic resource] / 
edited by Luiz A. Martinelli, Robert W. Howarth. 
 - Dordrecht :  Springer,  2006. 
 -  v.: digital 
<br/><br/><label>ISBN: </label>9781402055171 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Life sciences<br/>Endangered ecosystems<br/>Environmental toxicology<br/>Life Sciences<br/>Ecosystems<br/>Biogeosciences<br/>Ecotoxicology
<br/><br/><label>LC Class. No.: </label>QH545.N5  / M37 2006