Gupta, U. S., <br/><br/>
Crop Improvement Vol 1 :  Psysiological Attributes. 

 - New Delhi :  Oxford And Ibh,  1992 
 - 267 pages. 
<br/><br/><br/>English 
<br/><br/><label>Subjects--Topical Terms: </label>--Crops-Improvement,
<br/><br/><label>Dewey Class. No.: </label>631.558 GUP