Table 4. Water quality parameters during the study

Treatment Parameters
Salinity (‰) Temperature (°C) pH
A 27–30 22–25 7.1–8.3
B 28–30 22–25 8.2–8.6
C 28–30 22–25 8.1–8.3
D 29–30 22–25 8.1–8.6
E 28–31 22–25 8.0–8.2
Treatment A, 25% horseradish leaf extract + 75% KW21; Treatment B, 50% horseradish leaf extract + 50% KW21; Treatment C, 75% horseradish leaf extract + 25% KW21; Treatment D, 100% KW21; Treatment E, 100% horseradish leaf extract.