英语翻译42Two of them only demonstrated a significant improvemen
Two of them only demonstrated a significant improvement of the
feed conversion (Figure 4b).
Figure 4 Effect of increasing levels of copper in the diet of growing finishing pigs (25 to ca. 100 kg body weight) on average daily body weight gain (4a) and feed conversion (4b).
The grey areas indicate the levels of copper inclusion higher than 175mg/kg feed