hegedus iuliana cristina rezumat teza doctorat - USAMV Cluj-Napoca

Indicatori
Parameters
Calculul capacităŃii biogenice şi a productivităŃii naturale,
bazin B4, B9, BA, BS 2006-2007
(Biogenic capacity calculation and natural productivity
B4, B9, BA, BS pond 2006-2007)
Unit. măsură
Mesurement
unit
Tabel 13
Bazin B4 (B4 pond) Bazin B9 (B9 pond) Bazin BA (BA pond) Bazin BS (BS pond)
2006 2007 2006 2007 2006 2007 2006 2007
Temperatura
0 C 7.75 6.25 7 5.87 5.85 6.5 5.87 5.87
Temperature
Oxigen dizolvat (mg/l) 8.12 10 7.75 8.12 7.75 8.12 7.75 8.12
Dissolved oxygen
pH unit.pH 7 7.76 8.12 8.12 5.87 6.62 6.25 4.62
TransparenŃa (cm) 7 7.76 7 7 7 7.37 7 7
Transparency
Duritate totală
0 germane 10 7 4 4 4 4 4 4
Totally hardness
Alcalinitate (ml HCl/l) 7 10 9.62 10 9.62 8.87 7 7
alcalinity
N-NO 2 (mg/l) 7 7 10 7 6.25 6.25 5.87 5.87
N-NO 3 (mg/l) 7 7 7.37 7.37 7 7.75 7.75 7
P-PO 4 (mg/l) 10 10 10 10 10 10 10 10
Ca/Mg 10 10 10 10 7.37 6.25 4.75 4
Fitoplancton /Phytoplankton 8.5 8.5 8.87 8.87 9.25 9.25 6.25 6.25
Zooplancton/ Zooplankton 8.5 8.5 8.12 8.12 7.87 7.87 6.75 6.75
Bentos/ Benthos 85 85 6.25 6.25 5.87 5.87 4.37 4.37
VegetaŃie submersă (Submerged
vegetation)
MEDIA (AVERANGE)
CAPACITATEA BIOGENICĂ
(BIOGENIC CAPACITY)
8.12 8.12 8.12 8.12 7.75 7.75 7.37 7.37
114.49 116.39 102.22 108.84 101.45 102.47 90.98 88.22
VII VII VI VI VI VI V V
P n=20xB (kg ) 2.280 2.338 2.044 2.176,8 2.029 2.049,4 1819,6 1.664,4
4 5 0 0
4 0 0 0
3 5 0 0
3 0 0 0
2 5 0 0
2 0 0 0
1 5 0 0
1 0 0 0
5 0 0
0
2435
2044
2029
P n 2006
B 4 B 9 B A
3857
3311
2590
P roduc Ńia realiz ată
/O btained
produc tion 2006
2124
2176
2049
P n 2007
3395
3395
2112
P roduc Ńia realiz ată
/O btained
produc tion 2007
Fig.104. Cantitatea de peşte obŃinută pe baza productivităŃii naturale şi cea realizată în
bazinele de creştere B4,B9, BA 2006-2007/The quantity of fish obtained on the natural
productivity and growth achieved in the pond B4,B9,BA
41