Agroecosystems in a changing climate:  Chapter 4, Climate Change and Symbiotic Nitrogen Fixation in Agroecosystems 
/ Richard B. Thomas, Skip J. Van Bloem, and William H. Schlesinger 
 - United States:  CRC Press (Taylor & Francis),  2007 
 - 1 online resource (32 pages) 
<br/><br/> Originally published: Agroecosystems in a changing climate  Includes bibliographic references 
<br/><br/><label>ISBN: </label>9780849320880 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Agricultural ecology<br/>Agriculture--Environmental aspects<br/>Climatic changes