TY - BOOK AU - Gaudinez, Joyce Francesca Arcaira. TI - The Use of morning glory (Ipomoea tricolor) as a bioassay for lead contaminated soil AV - PHS QD 139.B5 .G38 2003 PY - 2003/// CY - Las Piñas City, Philippines PB - Southville International School and Colleges KW - Bioassay KW - Soil pollution KW - Testing KW - Lead KW - Environmental aspects N1 - Includes bibliographical references ER -