00970nam0-2200253 --450 991092054510332120250110160852.020250110d1976----kmuy0itay5050 baengUSa 001yyBiological methods for the assessment of water qualitya symposium presented at the seventy-fifth annual meeting. American Society for Testing and MaterialsAmerican Society for Testing and MaterialsPhiladelphiaAmerican Society for Testing and Materials1976VII, 256 p.ill.24 cmAmerican Society for Testing and Materials: Special technical publication528Qualità dell'acqua543.323itaITUNINAREICATUNIMARCBK9910920545103321A CHI 85703/0109/25FAGBCFAGBCBiological methods for the assessment of water quality4308017UNINA