Alternative agriculture / 
by 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. 
 - xiv, 448 p. : ill. ; 26 cm. 
<br/><br/> Includes bibliographical references and index. 
<br/><br/><label>ISBN: </label>0309039878 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Agriculture--Economic aspects--United States.<br/>Agriculture and state--United States.<br/>Agricultural systems--United States--Case studies.<br/>Alternative agriculture--United States.<br/>Agricultural systems--United States--Case studies.