Herren, Ray V <br/><br/>
Exploring agriscience 
Ray V. Herren 
 - 4th ed 
 - Clifton Park, NY  Delmar, Cengage Learning  c2011 
 - xix, 545 p. : col. ill. ; 29 cm 
<br/><br/> Includes index 
<br/><br/><label>ISBN: </label>9781435439665 
<br/><br/><label>ISSN: </label>2010921216 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Agriculture - Juvenile literature
<br/><br/><label>Dewey Class. No.: </label>630 HER