Alternative agriculture: committee on the role of alternative farming methods in modern production agriculture    (Book) 

 - Washington, D.C.  National Academy Press  1989 
 - 448 p.  26 cm. 
<br/><br/><label>ISBN: </label>0309039851 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Agricultural ecology--United States Agriculture systems--United States
<br/><br/><label>Universal Decimal Class. No.: </label>631/635 ALT  / 6672