PROTOZOA IN BIOLOGICAL SEWAGE-TREATMENT PROCESSES .2. PROTOZOA AS INDICATORS IN ACTIVATED-SLUDGE PROCESS

[1] ARDERN E, 1936, J I SEWER PURIF, P212

[2] ARDERN E, 1928, MANCHESTER RIVERS DE, P41

[3] BAINES S, 1953, SEWAGE IND WASTES, V25, P1023

[4] CURDS CR, 1969, 12 WAT POLL RES TECH

[5] KOLKWITZ R, 1950, WASS BODEN

[6] Kolkwitz R., 1908, BERICHTE DTSCH BOTAN, V26A, P505, DOI DOI 10.1111/J.1438-8677.1908.TBO6722.X

[7] Kolkwitz R., 1909, INT REV GESAMTEN HYD, V2, P126, DOI DOI 10.1002/IROH.19090020108

[8] Lackey J. B., 1938, Public Health Reports Washington, V53, P2037, DOI 10.2307/4582710

[9] LACKEY JB, 1941, S HYDROBIOLOGY

[10] LIEBMANN H, 1951, HANDBUCH FRISCHWASSE

[1] ARDERN E, 1936, J I SEWER PURIF, P212

[2] ARDERN E, 1928, MANCHESTER RIVERS DE, P41

[3] BAINES S, 1953, SEWAGE IND WASTES, V25, P1023

[4] CURDS CR, 1969, 12 WAT POLL RES TECH

[5] KOLKWITZ R, 1950, WASS BODEN

[6] Kolkwitz R., 1908, BERICHTE DTSCH BOTAN, V26A, P505, DOI DOI 10.1111/J.1438-8677.1908.TBO6722.X

[7] Kolkwitz R., 1909, INT REV GESAMTEN HYD, V2, P126, DOI DOI 10.1002/IROH.19090020108

[8] Lackey J. B., 1938, Public Health Reports Washington, V53, P2037, DOI 10.2307/4582710

[9] LACKEY JB, 1941, S HYDROBIOLOGY

[10] LIEBMANN H, 1951, HANDBUCH FRISCHWASSE