Table 5. Effects of dietary NTS supplementation in lactation diet on amino acid composition in milk

Item	Treatments¹⁾				SEM	p-value
Item	Control	NTS0.1	NTS0.2	NTS0.4	SEM	Lin.	Quad.
Cysteine (mg/kg)
Colostrum		---------62.07---------			-	-	-
14^th day of lactation	64.14	48.51	50.88	51.19	2.000	0.02	0.02
21^st day of lactation	43.89	52.06	54.40	34.35	2.196	0.48	0.13
Methionine (mg/kg)
Colostrum		---------56.61--------			-	-	-
14^th day of lactation	51.67	38.87	37.61	49.06	3.644	0.89	0.14
21^st day of lactation	65.28	43.94	34.35	40.45	5.071	0.03	0.06

Treatment: Con, corn-soybean meal (SBM) based diet; T1, corn-soybean meal based diet with 0.1% of NTS (non-toxic sulfur); T2, corn-soybean meal based diet with 0.2% of NTS; T3, corn-soybean meal based diet with 0.4% of NTS.
Lin., linear; Quad., quadratic.