Figure 1From: The effect of the ratio of standardized ileal digestible lysine to metabolizable energy on growth performance, blood metabolites and hormones of lactating sowsFitted broken-line of weight gain as a function of SID-Lys:ME ratio (Exp. 2). Observed mean values in each treatment (squares represent parity 1, dots represent parity 2, triangles represent parity 3+) are shown.Back to article page