VOLUM OMAGIAL - Facultatea de Ştiinţe ale Naturii şi Ştiinţe Agricole

Aurelia Manuela Moldoveanu, Ioan Ardelean / Ovidius University Annals, Biology-Ecology Series 14: 147-156 (2010)
Density (10
2 cel/mm 2 )
40
35
30
25
20
15
10
5
Ealty succesion of biofilms in containers over a peiod of 12 hours
T 0=0 hours
Slides Sea Water(Sal.10g/l)
Slides Sea Water ( Sal.15g/l)
y = 2.3022x + 6.7253
R 2 = 0.9354
y = 2.4341x - 0.2198
R 2 = 0.9793
0
0 1 2 3 4 5 6 7 8 9 10 11 12 13 14
Time(hours)
156
Density (10 2 cel/mm2 )
65
60
55
50
45
40
Ealry succesion of biofilms in containers over a period of 12 hours
T 0= 24 hours
Slides Sea Water(Sal.10g/l)
Slides Sea Water(Sal.15g/l)
y = 1.125x + 47.839
R 2 = 0.9883
y = 1.1607x + 39.446
R 2 = 0.9816
0 2 4 6 8 10 12 14
Time (hours)
Fig.3. The formation of a biofilm under the influence of salinity decrease (from 15g/l to 5 g/l) in the containers with
littoral seawater
Density (10 2cel/mm2 )
40
35
30
25
20
15
10
5
Early succesion of biofilms in containers over a period of 12 hours
T 0= 0 hours
Slides Sea Water ( Sal. 5g/l)
Slides Sea Water (Sal.15g/l)
y = 2.3022x + 6.7253
R 2 = 0.9354
y = 1.5385x - 0.2308
R 2 = 0.9926
0
0 1 2 3 4 5 6 7 8 9 10 11 12 13 14
Time(hours)
Density (10 2 cel/mm2 )
69
64
59
54
49
44
39
34
29
Early succesion of biofilm in containers over a period of 12 hours
T 0=24 hours
Slides Sea Water ( Sal.5g/l)
Slides Sea Water (Sal.15g/l)
y = 1.125x + 47.839
R 2 = 0.9883
y = 1.4286x + 28.714
R 2 = 0.9627
0 2 4 6 8 10 12 14
Time (hours)
Fig.4. Biofilm formation under the influence of salinity decrease (from 15g/l to 10g/l) in containers with littoral
seawater