Herren, Ray V.  <br/><br/>
Exploring agri science /  
Ray V. Herren.-- 
 - xiii, 379 pages:  illustrations; colored.  26 cm. 
<br/><br/>includes index. 
<br/><br/> CAS  Bachelor of Science in Biology 
<br/><br/><label>ISBN: </label>0827358091 
<br/><br/><label>Dewey Class. No.: </label>338.10973 H43 ©1997