Report of work carried out, 19 -- 

 - Trinidad :  West Indies,  19 - 
 - v. 
<br/><br/> La biblioteca tiene: 1974, 1975, 1976, 1978 
<br/><br/><label>LCCN: </label>25058 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Control biológico de plagas.
<br/><br/><label>Dewey Class. No.: </label>632.96  / C65