PRIMARY PRODUCTIVITY IN THE SEA 

 - S.E. 
 - Estados Unidos  PLEN  1980 S.L. 
 - 200 
<br/><br/><label>LCCN: </label>21314 
<br/><br/><label>Subjects--Topical Terms: </label><br/>OCEANOS
<br/><br/><label>Dewey Class. No.: </label>551.46