CENTRAL BOARD OF IRRIGATION POWER <br/><br/>
SYMPOSIUM ON OPTIMUM REQUIREMENTS AND UTILIZATION OF WATER FOR IRRIGATED CROPS 

 - NEW DELHI  MANAGER OF PUBLICATIONS  1969 
 - 29X21 
 - CBI & P PUBLICATION 94 .
<br/><br/><label>Dewey Class. No.: </label>631.7 C397