Table 3 Physicochemistry of test media at 15 °C. Chemical, physical and biological parameters (mean ± SD) and standing time (d, mean ± SD) of test vessels during the half life-cycle experiment with Aedes albopictus and Culex pipiens based on the larval ratio (number of A. albopictus: C. pipiens larvae; Ae:Cx) and food quantity (3 or 6 mg larva-1 food supply)
Ae:Cx | NO2 | NO3 | NH4 | PO4 | pH | Con | O2 | Chl a | SiO2 | ST |
|---|---|---|---|---|---|---|---|---|---|---|
6 mg larva-1 food supply | ||||||||||
00:30 | 0.01 ± 0.00 | 1.16 ± 0.15 | 0.88 ± 0.25 | 2.50 ± 0.58 | 9.92 ± 0.24 | 271.5 ± 10.79 | 15.02 ± 2.99 | 0.42 ± 0.28 | 4.53 ± 1.00 | 40 ± 0 |
10:20 | 0.01 ± 0.00 | 2.72 ± 2.33 | 0.75 ± 0.29 | 2.50 ± 0.91 | 9.75 ± 0.36 | 297.0 ± 16.02 | 15.75 ± 1.89 | 0.24 ± 0.12 | 1.90 ± 1.54 | 36 ± 4 |
15:15 | 0.01 ± 0.00 | 0.93 ± 0.52 | 0.75 ± 0.29 | 2.50 ± 1.29 | 9.98 ± 0.13 | 271.3 ± 16.21 | 18.18 ± 0.84 | 0.12 ± 0.03 | 4.10 ± 2.19 | 35 ± 5 |
20:10 | 0.01 ± 0.00 | 0.94 ± 0.22 | 0.75 ± 0.29 | 3.13 ± 0.85 | 9.86 ± 0.30 | 269.7 ± 42.62 | 17.12 ± 2.30 | 0.39 ± 0.34 | 2.70 ± 1.90 | 38 ± 3 |
30:00 | 0.01 ± 0.01 | 0.84 ± 0.22 | 2.00 ± 2.0 | 4.00 ± 1.41 | 9.78 ± 0.38 | 313.3 ± 34.73 | 14.41 ± 2.87 | 0.41 ± 0.09 | 0.54 ± 0.16 | 36 ± 3 |
3 mg larva-1 food supply | ||||||||||
00:30 | 0.02 ± 0.01 | 6.15 ± 0.91 | 0.05 ± 0.00 | 3.00 ± 0.00 | 7.97 ± 0.04 | 238.5 ± 16.05 | 13.25 ± 0.91 | 0.88 ± 0.58 | 0.81 ± 0.03 | 33 ± 2 |
10:20 | 0.02 ± 0.01 | 6.49 ± 0.97 | 0.05 ± 0.00 | 3.00 ± 0.00 | 7.91 ± 0.07 | 270.3 ± 55.45 | 13.05 ± 0.56 | 0.36 ± 0.15 | 1.05 ± 0.03 | 37 ± 1 |
15:15 | 0.02 ± 0.01 | 5.59 ± 0.60 | 0.23 ± 0.20 | 3.00 ± 0.00 | 7.53 ± 0.11 | 258.5 ± 13.99 | 13.67 ± 2.28 | 0.27 ± 0.19 | 0.92 ± 0.07 | 39 ± 1 |
20:10 | 0.02 ± 0.01 | 5.34 ± 0.73 | 0.45 ± 0.06 | 3.00 ± 0.00 | 7.97 ± 0.08 | 255.5 ± 12.47 | 13.50 ± 0.20 | 0.36 ± 0.22 | 0.91 ± 0.08 | 38 ± 1 |
30:00 | 0.02 ± 0.01 | 3.03 ± 0.71 | 0.45 ± 0.06 | 3.00 ± 0.00 | 8.18 ± 0.04 | 259.0 ± 23.76 | 12.99 ± 1.11 | 0.14 ± 0.05 | 1.20 ± 0.15 | 39 ± 1 |