Hill D S <br/><br/>
Pests And Diseases Of Tropical Crops :  Volume 1 Principles And Methods Of Control: 

 - London:   Longman :  1988. 
 - 175p  25cm 
<br/><br/><br/>Eng 
<br/><br/><label>ISBN: </label>0582606144 (Pbk) 
<br/><br/><label>LC Class. No.: </label>SB608.T7 HIL 1983