Agro's annual review of crop ecology / 
A K Dahama; P S Rathore 
 - Bikaner :  Agro Botanica,   c1998 
 - V. ;  24 cm. 
<br/><br/>Vol.1-- 
<br/><br/><label>Subjects--Topical Terms: </label><br/> Crop.     Ecology.     Agricultural Sciences.
<br/><br/><label>Dewey Class. No.: </label>631  / AGR 1998