Porto Foresti, Fábio <br/><br/>
Estimated frequency of B-chromosomes and populations density of Astyanax scabripinnis paranae in a small stream 

 - 4 páginas 
<br/><br/> Porto-Foresti, F.-Departamento de Morfología, Instituto de Biociências, UNESP, Campus de Botucatu, 18618-000 Botucatu, SP, Brasil and Centro de Aqüicultura da UNESP. Send correspondence to C.O. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Cromosomas<br/>Geographical Distribution