Dhal, Pravat Kumar. <br/><br/>
Pesticides: Their ecological impact in developing countries 

 - New Delhi  Commonwealth Publishers  1993 
 - 389p. 
<br/><br/><label>ISBN: </label> RS 450.00 
<br/><br/><label>Source: </label> RS 450.00 
<br/><br/><label>Dewey Class. No.: </label>668 PES