MacDonald, Ruth, <br/><br/>
Understanding food systems :  agriculture, food science, and nutrition in the United States / 
Ruth MacDonald and Cheryll Reitmeier. 
 - xiii, 357 pages :  illustrations, maps ;  24 cm. 
<br/><br/>Includes bibliographical references and index. 
<br/><br/><label>ISBN: </label>0128044454  RM304.04 9780128044452 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Food--United States.<br/>Food Supply--United States.<br/>Farm produce--United States.<br/>Agriculture--United States.<br/>Nutrition--United States.