[Manual]  Biological Field and Laboratory Methods for Measuring the Quality of Surface Waters and Effluents
|EPA Number: ||670473001|
|Date of Publication:||July, 1973|
"This manual was published under Research Objective Achievement Plan 1BA027-05AEF, 'Methods for Determining Biological Parameters of all
Waters,' as part of the National Analytical Methods Development Research Program. More...
Water Quality Information