TY - BOOK AU - Trivedi, P.R. AU - Raj, Gurdeep. TI - Environmental water and soil analysis SN - 8171582613 U1 - 631.45 22 PY - 1992/// CY - New Dilhi PB - Akashdeep Publishing House KW - Soil science KW - Water. analysis KW - Soil analysis KW - Environmental analysis N1 - Include bibliographical references and index ER -