Utilization of municipal sewage effluent and sludge on forest and disturbed land :  proceedings of a symposium / 
conducted by the School of Forest Resources and the Institute for Research on Land and Water Resources, The Pennsylvania State University, in cooperation with The Pinchot Institute for Environmental Forestry Research, Northeastern Forest Experiment Station, Forest Service, United States Department of Agriculture ... [et al.] ; edited by William E. Sopper and Sonja N. Kerr. 
 - University Park :  Pennsylvania State University Press,  c1979. 
 - 537 p. :  ill. ;  26 cm. 
<br/><br/>Includes bibliographies. 
<br/><br/><label>ISBN: </label>0271002050 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Sewage irrigation--Congresses.--United States<br/>Waste disposal in the ground--Congresses.--United States<br/>Forest soils--Fertilization--Congresses.--United States<br/>Reclamation of land--Congresses.--United States
<br/><br/><label>LC Class. No.: </label>TD760  / .U83 
<br/><br/><label>Dewey Class. No.: </label>628/.36