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Table 6 Effects of long-chain n-3 fatty acids on the semen quality of boars a

From: Effects of different dietary n-6/n-3 polyunsaturated fatty acid ratios on boar reproduction

Items

C

T1

T2

T3

Reaction time (s)

25.5 ± 6.6b

14.9 ± 3.1a

7.4 ± 2.3a

8.4 ± 1.8a

Persistent period (s)

295.2 ± 52.9

293.0 ± 33.3

280.2 ± 19.9

323.4 ± 74.5

Semen volume (ml)

166.4 ± 34.9a

163.3 ± 13.6a

201.6 ± 18.9ab

219.9 ± 51.7b

Sperm motility (%)

76.1 ± 1.9

76.8 ± 2.9

77.5 ± 4.6

72.5 ± 3.6

Sperm viability (%)

79.6 ± 4.5

82.2 ± 2.4

80.2 ± 6.3

78.7 ± 3.7

Sperm density (×108 spz/ml)

2.31 ± 0.24a

2.80 ± 0.18b

2.96 ± 0.23b

2.20 ± 0.48a

Deformity ratio (%)

8.64 ± 0.98c

4.39 ± 0.74a

3.65 ± 0.73a

6.34 ± 1.10b

pH

6.42 ± 0.21

6.55 ± 0.12

6.53 ± 0.36

6.68 ± 0.44

Sperm number of each ejaculate each ejaculation

346.6 ± 67.8a

416.5 ± 51.2a

539.3 ± 25.3b

423.4 ± 32.6a

  1. a C, the control group; T1, the 0.2 % fish oil group; T2, the 2 % fish oil group; T3, the 3 % fish oil group. Data were expressed as means ± standard deviation (n = 8), and means on the same row with different superscripts were different significantly (P <0.05)