Sludge, health risks of land application/ 
edited by Gabriel Bitton ... (et al.). 
 - Ann Arbor, Mich.:  Ann Arbor Science,  1980. 
 - xvi, 367 p.:  ill.;  24 cm. 
<br/><br/> Papers presented at a workshop held in Tampa, Fla., Apr. 29-May 1, 1980. 
<br/><br/>Includes bibliographical references and index. 
<br/><br/><label>Subjects--Topical Terms: </label><br/> Sewage as fertilizer--Hygienic aspects--Congresses.<br/> Sewage sludge as feed--Hygienic aspects--Congresses.