|
Months
|
Days from start
|
Growth density, g dw/m2
|
Growth rate, g dw/m2-day
|
NH4-N initial, mg/l
|
NH4-N final, mg/l
|
NH4-N uptake rate, mg/l-day
|
PO4-P initial, mg/l
|
PO4-P final, mg/L
|
PO4-P uptake rate, mg/l-day
|
N/P uptake
|
Chl A + B, μg/ml
|
|---|
|
January
|
10
|
NA
|
NA
|
250.0
|
166.1 ± 18
|
8.4 ± 4
|
30.0
|
20.7 ± 6
|
0.93 ± 0.14
|
9
|
45.7 ± 12
|
|
15
|
NA
|
NA
| |
46.2 ± 8
|
13.5 ± 6
| |
8.9 ± 4
|
1.4 ± 0.9
|
9.6
|
19.3 ± 8
|
|
20
|
42.5 ± 10
|
2.1 ± 0.9
| |
0.0
|
12.5 ± 7
| |
3.9 ± 2
|
1.3 ± 0.7
|
9.5
|
12.3 ± 6
|
|
April
|
10
|
NA
|
NA
|
250.0
|
176.7 ± 29
|
7.3 ± 3
|
30.0
|
20.6 ± 8
|
0.9 ± 0.4
|
7.8
|
15.8 ± 5
|
|
15
|
NA
|
NA
| |
77.1 ± 11
|
11.5 ± 3
| |
12.6 ± 6
|
1.20 ± 0.9
|
9.9
|
7.5 ± 3
|
|
20
|
71.1 ± 16
|
3.5 ± 0.9
| |
37.1 ± 7
|
10.6 ± 4
| |
10.6 ± 3.0
|
0.9 ± 0.4
|
10.9
|
2.5 ± 1.2
|
|
June
|
10
|
NA
|
NA
|
250.0
|
221.1 ± 30
|
2.8 ± 2
|
30.0
|
26.9 ± 11
|
0.31 ± 0.2
|
9.3
|
5.8 ± 2
|
|
15
|
NA
|
NA
| |
128.1 ± 28
|
8.1 ± 4
| |
17.1 ± 8
|
0.86 ± 0.2
|
9.4
|
4.9 ± 2
|
|
20
|
45.8 ± 9
|
2.3 ± 0.7
| |
98.1 ± 11
|
7.5 ± 3
| |
13.1 ± 6
|
0.845 ± 0.2
|
8.9
|
2.9 ± 1
|
- N, nitrogen; P, phosphorus; NA (not analyzed).
