00785nam a2200217Ia 4500001000700000003000500007005001700012008004100029010001700070100004400087245008700131260005100218300001700269500011300286504004100399650002100440650003100461650003200492650002000524651002300544131282BIBL20160527191907.0931005s1973    miua                eng    afel36001806 20aCandelas Reyes, Gustavo Antonio.2Local10aStudies on the freshwater plankton of Puerto RicocGustavo Antonio Candelas Reyes.  aAnn Arbor, Mich.bUniversity Microfilmsc1973.  a129 p.bill.  a"Authorized facsimile of the author thesis submitted to the Graduate Faculty of the University of Minnesota.  aIncludes bibliographical references. 0aLimnology2Local 0aLakeszPuerto Rico.2Local 0aBiological research.2Local 0aPlankton2Local 0aPuerto Rico2Local