Report on the evaluatuin survey of plant proteftion programme in punjab , 

 - Punjab  The economic adviser to govt. punjab      
 - 44p  cm. 
<br/><br/> Pub. no.157 
<br/><br/><label>Source: </label> General Book 
<br/><br/><label>Dewey Class. No.: </label>X9(J:438:55) .243.N71