TY - BOOK AU - Murugesan, A G AU - Rajakumari, C TI - Environmental science and biotechnology: Theory and techniques SN - 8180940098 U1 - 574:573.6 PY - 2005/// CY - Chennai PB - MJP Publishers KW - Effluent analysis KW - Sewage analysis KW - Soil analysis KW - Waste water analysis KW - Water analysis ER -