TY - BOOK AU - Bitton,Gabriel TI - Sludge, health risks of land application PY - 1980/// CY - Ann Arbor, Mich. PB - Ann Arbor Science KW - Sewage as fertilizer KW - Hygienic aspects KW - Congresses KW - Sewage sludge as feed N1 - Papers presented at a workshop held in Tampa, Fla., Apr. 29-May 1, 1980; Includes bibliographical references and index ER -