MARTIN HUBERT <br/><br/>
THE SCIENTIFIC PRINCIPLES OF CROP PROTECTION 

 - 7TH 
 - NEW DELHI  CBS PUBLISHERS AND DISTRIBUTORS  1995 
 - 485p 
<br/><br/><label>ISBN: </label>8123904029 
<br/><br/><label>LC Class. No.: </label>SB950  / .3 MAR