Comparison of the daily excretion of faeces DM, N, C and P obtained in the present experiment (Experiment) with the Danish manure normative system (DMNS), Vu et al.  (Vu), calculated amounts based on table values (Tables) and Aarnink et al.  (Aarnink). The experimental values are expressed as least square means (n = 6) with pooled standard errors. DK Danish diet, VN Vietnamese diet, TH Thai diet.