the last 14 days (P < 0.05) after weaning. The ADG
during the entire experimental period was also
improved quadratically (P < 0.01) with increasing
chitosan inclusion, and the pigs fed the diet containing
500 mg/kg chitosan had the highest ADG
among treatments. However, no significant linear
or quadratic effect was observed for the ADFI or
G : F ratio in response to increased chitosan supplementation
during the entire experimental period.