Debach P Ed. <br/><br/>
Biological control of insect pests and weeds 
Debach P Ed. 
 -  1964 
 - p.  cm. 
<br/><br/><label>Standard No.: </label>52321 
<br/><br/><label>Source: </label> Textual 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Agriculture
<br/><br/><label>Dewey Class. No.: </label>J:438:55, K4