National research council  <br/><br/>
Toward sustainable agricultural systems in the 21st century  committee on twenty-first century systems agriculture board on agriculture and nutural resources division on earth and life studies 

 - Washington  The National Academic Press  2010 
 - xxviii,570p.  25cm 
<br/><br/><label>ISBN: </label>9780309148962 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Agricultural systems<br/>Sustainability<br/>Sustainable agriculture
<br/><br/><label>Dewey Class. No.: </label>630.973  / NAT