Table 3 Complete blood count (CBC) of Chelon ramada fed a basal diet supplemented with varing levels of rosemary oil and/or Zymogen Forte during a 75-day rearing trial in brackish groundwater

Hb (g/100 ml)

10.15 ± 0.09^c

11.35 ± 0.20^b

11.60 ± 0.06^ab

11.50 ± 0.12^b

11.90 ± 0.06^a

0.106

0.030

0.560

RBCs (×10⁶/µL)

3.24 ± 0.02^c

3.49 ± 0.02^b

3.60 ± 0.01^a

3.45 ± 0.03^b

3.59 ± 0.03^a

0.358

0.001

0.602

Hematocrit(HCT%)

29.21 ± 0.13^c

32.03 ± 0.23^b

33.49 ± 0.06^a

32.05 ± 0.23^b

32.91 ± 0.30^a

0.248

0.001

0.215

MCV (µm3/cell)

90.15 ± 0.09^c

91.90 ± 0.12^b

93.15 ± 0.20^a

92.9 ± 0.12^a

91.80 ± 0.17^b

0.295

0.644

0.000

MCH (pg/cell)

28.40 ± 0.23^b

31.15 ± 0.20^a

31.65 ± 0.20^a

31.40 ± 0.69^a

31.80 ± 0.12^a

0.612

0.269

0.898

MCHC (%)

31.50 ± 0.29^b

33.90 ± 0.18^a

33.98 ± 0.14^a

33.80 ± 0.70^a

34.64 ± 0.19^a

0.279

0.261

0.348

WBCs (×10³/µL)

81.85 ± 0.14^d

84.85 ± 0.66^d

97.00 ± 0.92^b

89.00 ± 1.15^c

105.40 ± 2.08^a

0.001

0.000

0.146

Lymphocyte (%)

68.00 ± 0.15^c

79.00 ± 0.58^b

86.50 ± 0.87^a

86.50 ± 0.87^a

77.50 ± 0.87^b

0.001

0.001

0.000

Neutrophils (%)

14.0 ± 0.58^b

27.5 ± 1.73^a

8.50 ± 0.87^c

8.0 ± 0.58^c

15.5 ± 2.60^b

0.007

0.010

0.000

Monocyte (%)

4.5 ± 0.29

3.5 ± 0.29

3.5 ± 0.29

3.5 ± 0.29

5.0 ± 1.15

0.267

0.267

0.267

Eosinophil (%)

2.5 ± 0.29

1.5 ± 0.29

1.5 ± 0.29

2.0 ± 0.00

2.0 ± 0.58

0.195

1.000

1.000