Sill, Webster H. . <br/><br/>
Plant Protection: An Integrated Interdisciplinary Approach /  Textual Documents 
Webster H. Sill. 
 - 1st ed. / 
 - New Delhi :  Kalyani Publishers ,  1985. 
 - xiii,297p. :  ill ;  22cm . 
<br/><br/>Index 
<br/><br/><label>ISBN: </label> HB 
<br/><br/><label>Subjects--Index Terms: </label>Botany Plant Conservation G-Botany 
<br/><br/><label>Dewey Class. No.: </label>581.57  / Si 35 P