Table 3 Reproductive characteristics of oviduct ligated (OL; non crowded) and intact (IN; relatively crowded) sows fed an unsupplemented (Ctrl) or l-arginine supplemented gestation diet (ARG) from d 14 to 28 of gestation¹

Observations

5

5

5

5

Total born

15.5

15.3

10.5

11.9

1.71

0.255

0.722

0.657

Born alive

13.1

14.5

9.1

10.3

1.49

0.230

0.463

0.961

Male:female ratio

0.47

0.62

0.50

0.41

0.093

0.508

0.732

0.368

 Total born

1.22

1.48

1.57

1.51

0.068

0.278

0.214

0.126

  All

1.24

1.50

1.59

1.53

0.068

0.277

0.224

0.133

  Male

1.31

1.46

1.74

1.63

0.079

0.224

0.511

0.087

  Female

1.26

1.51

1.50

1.44

0.092

0.580

0.365

0.230

  SD^c

0.24

0.25

0.18

0.14

0.056

0.414

0.869

0.626