Mayfly distribution as a water quality index
1970
Fremling, Calvin R.
Palabras clave de AGROVOC
Información bibliográfica
Editorial [Environmental Protection Agency, Water Quality Office] for sale by the Supt. of Docs., U.S. Govt. Print. Off. | Washington, [Environmental Protection Agency, Water Quality Office] for sale by the Supt. of Docs., U.S. Govt. Print. Off., 1970
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