German standard methods for the examination of water, waste water and sludge; bio-assays (group L); determining the tolerance of Daphnia to the toxicity of waste water by way of a dilution series (L 30)— 9 стр.
German standard methods for the examination of water, waste water and sludge; Test methods using water organisms (group L); General guidelines for the planning, performance and evaluation of biological tests (L 1)— 9 стр.
German standard methods for the examination of water, waste water and sludge; bio-assays (group L); determination of the effect of substances in water on fish, fish-test (L15)— 8 стр.
German standard methods for the examination of water, waste water and sludge; bio-assays (group L); determining the tolerance of fish to the toxicity of waste water by way of a dilution series (L 31)— 8 стр.
German standard methods for the examination of water, waste water and sludge; bio-assays (group L); determination of the inhibitory effect of waste water on the oxygen consumption of Pseudomonas putida (L 27)— 16 стр.
German standard methods for the examination of water, waste water and sludge; bio-assays (group L); determining the tolerance of fish to the toxicity of waste water by way of a dilution series (L 31)— 8 стр.
