Papavizas, George Constantine. <br/><br/>
Biological control in crop production 

 - London :  Allanhed :  Osmun,  1981 
 - 461 p.  : ilus. ; gráfs. 
 - Beltsville symposia in agricultural research  ; 5 .
 - Beltsville symposia in agricultural research  ; 5 .
<br/><br/><label>LCCN: </label>37154 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Control biológico de insectos.<br/>Control biológico de malas hierbas.<br/>Control biológico de plagas.
<br/><br/><label>Dewey Class. No.: </label>632.96  / P3