Table 1. Proximate analyses1) of basal diets in Korean native steers administered different doses of L-tryptophan intravenous or saline

Water (%) % of dry matter
Crude protein Ether extract Crude ash TDN
Timothy 7.99 ± 0.01 6.72 ± 0.02 1.09 ± 0.01 6.62 ± 0.02 66.66 ± 0.13
Concentrate 13.28 ± 0.06 12.47 ± 0.04 3.00 ± 0.02 7.19 ± 0.04 69.50 ± 0.20
Calculated values in the laboratory.
TDN, total digestible nutrients.