text Pekanbaru Lembaga Penelitian UNRI 2000 Ind vi, 26 p. : ill. ; 29 cm. vi, 26 p. : ill. ; 29 cm. Bibl.: p. 19-20 EFIZON, Deni CLUPEOIDEI AGE DETERMINATION FEEDING HABITS NORTH SUMATRA 639.222 639.222EFIp INLIS000000000013462 Converted from MARCXML to MODS version 3.5 using MARC21slim2MODS3-5.xsl (Revision 1.106 2014/12/19)