Table 2. Effects of arginine and methionine supplementation on growth performance in weaning pigs under high ambient temperature

Items	CON	Arginine (Arg)		Methionine (Met)		SE	p-value	p-value of contrast
Items	CON	0.2	0.4	0.2	0.4	SE	p-value	Arg vs. Met	0.2 vs. 0.4
ADG (g)	222^a	235^bL	247^bL	220^a	225^a	4	0.031	0.016	0.030
ADFI (g)	531	540	535	522	503	29	0.232	0.371	0.806
G:F	0.42^a	0.44^abL	0.46^bL	0.42^aL	0.45^abL	0.01	0.014	0.120	0.205

Means in the same row with different superscripts differ (p < 0.05).
p-value of Linear coefficients (p < 0.05).
SE, standard error; ADG, average daily gain; ADFI, average daily feed intake, G:F, gain to feed ratio (feed efficiency).