Methods for collection and analysis of aquatic biological and microbiological samples

Veröffentlicht 1989

Methods for collection and analysis of aquatic biological and microbiological samples

Veröffentlicht 19871989

Summary of the US Geological Survey and US Bureau of Land Management National Coal-Hydrology Program : 1974 - 84

Veröffentlicht 1989

Reconnaissance evaluation of water resources for hydraulic coal mining, Grand Hg̱back coal field, Garfield and Rio Blanco Counties, Colorado : By William M. Alley, Linda J. Britt...

von Alley, William M.
Veröffentlicht 1979

Summary of the U.S. Geological Survey and U.S. Bureau of Land Management National Coal-Hydrology program, 1974 - 84 : prepared in cooperation with the U.S. Bureau of Land Managem...

Veröffentlicht 1989