POPUSHOI, I S. <br/><br/>
Biological & Chemical Methods of Plant Protection. 

 - New Delhi.  Oxonian Prees PVT. LTD.  1986 
 - 56p. 
<br/><br/><label>ISBN: </label>81 7087 029 1 
<br/><br/><label>Dewey Class. No.: </label>631.9