Analisis kadar fenol dan keanekaragaman mikrozoobenthos sekitar buangan limbah plywood pada sungai Kubang Kec. Siak Hulu text Pekanbaru Universitas Riau 2000 Ind ix, 39 p. : ill. ; 29 cm + Lamp. ix, 39 p. : ill. ; 29 cm + Lamp. Bibl.: p. 34-36 LOEKMAN, Suardi PHENOLIC COMPOUNDS BENTHOS WATER QUALITY INDUSTRIAL WASTES RIVERS 628.54 628.54LOEa INLIS000000000012896 Converted from MARCXML to MODS version 3.5 using MARC21slim2MODS3-5.xsl (Revision 1.106 2014/12/19)