7819

• UCREFRP Catalog Number: 7819
• Author: Many
• Title: Journal of Applied Aquaculture
• USFW Year: 1992
• USFW - Doc Type: 1‎(3)‎
• Copyright Material: YES

R JOURNAL OFAPPI.IF.DAQUACULTURE
F1GUR6 2. Relationship between the influent total ammonia-nitrogen concentra-
tion and the decrease in total ammonia-nitrogen concentration within the biofilter
for four types of biofilters.
••
v 0.0
0
z
1.0
6.8
0.6
0.21
1
•
Granular carbon + omnation
• • • • •
•
• } •
~ • .•
• •
••
Y=0.56X+0.09. R=0.87, R'y0.76
2
0.7 Fluidized granular carbon + oxygen
0.8 • • • •
0.5 • • ~
• • •
0.4 • •
0.3 • • • •
0.2 • •
0.1
Y~O.I6X+0.11, R~0.79, R'.0.62
0.0
2 8 8 10
Total ammonia-N (mg / 1) entering biofilter
1 8 Fluidized grenular carbon +ozonation
1.4 • • • •
• • • •
i.2
1.0 • •.
O.B • •
0.6 •
0.4
0.2 Y=0.60X+0.03, R=0.9d, R1=0.88
0.0
2 6 B 7
0.4 Gwvel + omnation
•
0.3 • •
•
0.2 •. •
t
•
0.1 •
• •
• Y=O.1IX+0.03, R=0.40, R'=0.87