Simmonds, N. W.  <br/><br/>
Principles of crop improvement / 
N. W. Simmonds. 
 - Essex :  Longman group Ltd,  c 1981. 
 - xiv, 408 p. :  ill. ;  22 cm. 
<br/><br/> Include index. 
<br/><br/>Bibliography : p. (369-399). 
<br/><br/>340  340 
<br/><br/><label>ISBN: </label>0 582 40702 8 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Islam--social profile.
<br/><br/><label>Dewey Class. No.: </label>631.522 / S47p