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U.S. Department of Energy
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Revegetation of anthracite refuse banks with municipal sewage effluent and sludge: phase ii. Final report Dec 1975--Mar 1978

Technical Report ·
OSTI ID:6330080
Heat-dried municipal sludge was applied to a barren burned anthracite refuse bank in 1974. Sludge was applied at rates of 0, 40, 75, and 150 dry metric tons per hectare. Ten species of trees were planted and five species of grasses and legumes were seeded for evaluation. One plot was also irrigated with sewage effluent. The 150-ton-per-hectare sludge application rate produced the best overall herbaceous vegetation growth response. The 40- and 75-ton-per-hectare sludge application rates produced the best tree seedling growth response. Foliar analyses for trace metals indicated no phytotoxity problems. Analyses of leachate water at the 3-foot soil depth indicated that the sludge applications did not impair water quality. Results of the study indicate that treated municipal sludge can be used to revegetate land disturbed by mining activities without adverse effects on the vegetation or water quality.
Research Organization:
Pennsylvania State Univ., University Park (USA). Inst. for Research on Land and Water Resources
OSTI ID:
6330080
Report Number(s):
PB-283394
Country of Publication:
United States
Language:
English