Alternative agriculture  [electronic resource] / 
Committee on the Role of Alternative Farming Methods in Modern Production Agriculture, Board on Agriculture, National Research Council. 
 - Washington, D.C. :  National Academy Press,  1989. 
 - 1 online resource. 
<br/><br/>Includes bibliographical references and index. 
<br/><br/><label>ISBN: </label>9780309039857 9780585030739 (electronic bk.) 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Alternative agriculture--United States.<br/>Agricultural systems--Case studies.--United States
<br/><br/><label>LC Class. No.: </label>S494.5.A65  / A43 1989