Herren, Ray V. <br/><br/>
The science of agriculture :  a biological approach / 
by Ray V. Herren. 
 - Albany, New York :  Delmar,  1997. 
 - xvi, 544 pages :  illustrations ;  26 cm. 
<br/><br/><label>ISBN: </label>0827358113 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Agriculture
<br/><br/><label>LC Class. No.: </label>S495  / H43 1997