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1.
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Development of a chemical toxicity assay for pulp mill effluents / J. M. Leach and L. T. K. Chung by Series: Water pollution control research series
Material type: Text Text; Format: print ; Literary form: Not fiction
Language: English
Publication details: Washington, D. C. : Environmental Protection Agency, Water Quality Office]; for sale by the Supt. of Docs., United States Government Printing Office, 1981
Availability: Items available for loan: National Library of India (1)Call number: U.S 553.64097887 L 467.

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2.
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A study of nitrification and denitrification / by B. J. Mechalas, P. M. Allen and W. W. Matyskiela by Series: Water pollution control research series
Material type: Text Text; Format: print ; Literary form: Not fiction
Language: English
Publication details: Washington : U.S. Government Printing Office, 1970
Availability: Items available for loan: National Library of India (1)Call number: U.S 628.1670973 M 464.

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3.
No cover image available
A study of nitrification and denitrification / by B. J. Mechalas, P. M. Allen and W. W. Matyskiela by Series: Water pollution control research series
Material type: Text Text; Format: print ; Literary form: Not fiction
Language: English
Publication details: Washington : U.S. Government Printing Office, 1970
Availability: Items available for loan: National Library of India (1)Call number: U.S 628.1670973 M 464.

Place hold Request article Save to lists
                                                                           
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