Nitrogen behavior in field soil 
edited by Donald R. Nielsen, J. G. MacDonald. 
 - New York :  Academic Press,  1978. 
 - xiii, v. :  ill. ;  24 cm. 
 - Nitrogen in the environment  1 .
<br/><br/> Proceedings of a conference held in Feb. 1977, sponsored by the M. Theodore Kearney Foundation of Soil Science, University of California, Davis. 
<br/><br/>Includes bibliographical references and index. 
<br/><br/><label>ISBN: </label>0125184018 
<br/><br/><label>Subjects--Topical Terms: </label><br/> Soils--Nitrogen content--Congresses.<br/> Nitrogen fertilizers--Congresses.