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Table 4 Effects of dietary valine: lysine ratio during late gestation on composition of colostrum and milk

From: Effects of dietary valine supplementation during late gestation on the reproductive performance and mammary gland development of gilts

Items

Dietary treatments

Linear

Quadratic

LV

MV

HV

Day 1 of lactation

 Protein, %

11.07 ± 0.29b

11.47 ± 0.18b

12.80 ± 0.20a

<  0.001

0.495

 Fat, %

3.17 ± 0.14b

4.17 ± 0.39b

6.23 ± 1.01a

0.013

0.978

 Lactose, %

3.64 ± 0.05

3.52 ± 0.07

3.50 ± 0.20

0.444

0.872

 Solids-not-fat, %

17.98 ± 0.74b

19.57 ± 0.29b

21.79 ± 0.34a

0.002

0.623

Day 10 of lactation

 Protein, %

4.67 ± 0.07

4.53 ± 0.09

4.53 ± 0.03

0.263

0.326

 Fat, %

5.93 ± 0.20

6.70 ± 0.46

5.93 ± 0.23

0.724

0.102

 Lactose, %

6.80 ± 0.10

6.60 ± 0.12

6.57 ± 0.07

0.172

0.348

 Solids-not-fat, %

12.70 ± 0.20

12.47 ± 0.23

12.40 ± 0.15

0.362

0.608

  1. Results were presented as mean values with their standard errors, n = 10. LV: total valine: lysine = 0.63: 1; MV: total valine: lysine = 0.73: 1; HV: total valine: lysine = 0.93: 1. Means not sharing the same letter are different (P < 0.05)