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Fig. 1 | Journal of Animal Science and Biotechnology

Fig. 1

From: Different dietary methionine to lysine ratios in the lactation diet: effects on the performance of sows and their offspring and methionine metabolism in lactating sows

Fig. 1

Dietary effect on the concentration of urea nitrogen in plasma. Blood samples were collected from the ear vein of sows at the morning feeding and 2 h later. Data are presented as the means±SEM, n ≥ 10/lactation diet. a-bMeans in the same row with different letters differ significantly, P < 0.05

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Journal of Animal Science and Biotechnology

ISSN: 2049-1891