TY  - SER
AU  - Porto Foresti,Fábio
AU  - Oliveira,Claudio
AU  - Maistro,Edson Luis
AU  - Foresti,Fausto
TI  - Estimated frequency of B-chromosomes and populations density of Astyanax scabripinnis paranae in a small stream
KW  - Cromosomas
KW  - Geographical Distribution
N1  - 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
ER  -