Table 3. Nannochloropsis sp. cell density condition during the study

Day	Nannocloropsis sp. density (cells/mL)
	Treatment A	Treatment B	Treatment C	Treatment D	Treatment E
1	2.52 × 107 ± 4.50 × 106	1.84 × 107 ± 8.67 × 105	2.49 × 107 ± 4.81 × 106	1.77 × 107 ± 3.37 × 105	1.34 × 107 ± 8.66 × 105
2	4.40 × 107 ± 1.38 × 106	4.01 × 107 ± 2.29 × 106	4.00 × 107 ± 1.21 × 106	2.65 × 107 ± 2.32 × 106	1.89 × 107 ± 4.17 × 106
3	4.75 × 107 ± 5.30 × 106	4.34 × 107 ± 2.49 × 106	4.42 × 107 ± 1.12 × 106	2.69 × 107 ± 6.26 × 105	2.08 × 107 ± 5.18 × 106
4	4.14 × 107 ± 1.95 × 106	3.87 × 107 ± 5.63 × 106	4.76 × 107 ± 2.60 × 106	3.05 × 107 ± 1.98 × 106	1.79 × 107 ± 4.02 × 106
5	2.81 × 107 ± 7.48 × 106	1.78 × 107 ± 3.36 × 106	4.10 × 107 ± 4.17 × 105	3.75 × 107 ± 7.71 × 106	4.42 × 107 ± 1.43 × 106
6	2.08 × 107 ± 5.02 × 106	1.59 × 107 ± 9.62 × 105	4.06 × 107 ± 8.33 × 105	2.89 × 107 ± 5.53 × 106	3.48 × 107 ± 1.58 × 106
7	1.81 × 107 ± 3.97 × 106	1.79 × 107 ± 6.70 × 106	3.57 × 107 ± 4.96 × 106	3.15 × 107 ± 1.46 × 106	3.14 × 107 ± 2.33 × 106
8	2.22 × 107 ± 5.34 × 106	1.78 × 107 ± 6.03 × 106	3.63 × 107 ± 2.50 × 106	2.98 × 107 ± 4.08 × 106	4.07 × 107 ± 3.50 × 106
9	1.49 × 107 ± 3.15 × 106	1.80 × 107 ± 2.93 × 106	3.59 × 107 ± 1.63 × 106	3.38 × 107 ± 1.07 × 106	3.49 × 107 ± 9.66 × 106
10	2.77 × 107 ± 3.67 × 106	0.00	0.00	2.10 × 107 ± 1.91 × 107	1.21 × 107 ± 2.10 × 107

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.