The endpoints were abundance (structural parameter) and the concentration of DO
(functional parameter), and the population was measured using an optical microscope and counted from the start of culturing on days 0, 2, 4, 7, 14, 16, 18, 20,
23, and 30, and it was evaluated from the results of B 16–30 (days 16–30), which was
Fig. 7.16 Time course of P/R ratio in Fenitrothion-added microcosm N-system. (a) Control. (b)
Control + aceton. (c) 0.01 mg/L. (d) 0.10 mg/L. (e) 1.00 mg/L. (f) 10.00 mg/L
7 Example Assessments of the Microcosm N-System
97
(functional parameter), and the population was measured using an optical microscope and counted from the start of culturing on days 0, 2, 4, 7, 14, 16, 18, 20,
23, and 30, and it was evaluated from the results of B 16–30 (days 16–30), which was
Fig. 7.16 Time course of P/R ratio in Fenitrothion-added microcosm N-system. (a) Control. (b)
Control + aceton. (c) 0.01 mg/L. (d) 0.10 mg/L. (e) 1.00 mg/L. (f) 10.00 mg/L
7 Example Assessments of the Microcosm N-System
97