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Table 13 The effect of dietary SID-Lys:ME ratio on plasma metabolites of mixed parity sows (Exp. 2)

From: The effect of the ratio of standardized ileal digestible lysine to metabolizable energy on growth performance, blood metabolites and hormones of lactating sows

Item

SID-Lys:ME ratio, g/Mcal

 

P-value

 

2.1

2.4

2.7

3.0

3.3

SEM

Treat

Linear

Quadratic

Glucose, mmol/L

5.74

5.78

5.30

5.33

5.41

0.26

0.55

0.18

0.55

Plasma urea nitrogen, mmol/L

5.94b

5.92b

5.79b

4.92a

4.80a

0.27

< 0.01

< 0.01

0.28

Creatinine, μmol/L

122.3b

120.1b

118.8b

107.6a

109.8a

3.19

< 0.01

< 0.01

0.92

Non-esterifide fatty acids, mmol/L

0.53b

0.53b

0.50ab

0.48a

0.48a

0.02

0.04

< 0.01

0.95

  1. a, bWithin a row, values with no common superscript differ significantly (P < 0.05)