Crop improvement / 

 - Ludhiana :  Crop improvement society of India,   [n.d.] 
 - v. :  ill.  
 - Biannual 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Crop science--Periodicals.<br/>Plant Sciences--Periodicals
<br/><br/><label>Dewey Class. No.: </label>630   / CRO