. 2018 Jan 27;96(1):293–305. doi: 10.1093/jas/skx032

Table 6.

The serum GH, IGF-1, and IGF-2 concentrations in Tibetan sheep supplemented with urea-molasses lick block or concentrate in the cold season

Item	Day	Treatments^a			SEM	P-value
Item	Day	CON	BS	CS	SEM	P-value
GH, ng/L	0	316	312	315	3.42	0.916
	30	264^b	337^a	321^a	11.63	0.001
	60	138^b	368^a	355^a	37.38	<0.0001
IGF-1, ng/mL	0	125	121	126	2.27	0.680
	30	93^b	162^a	155^a	11.28	<0.0001
	60	72^b	168^a	182^a	17.46	<0.0001
IGF-2, ng/mL	0	65	64	65	0.89	0.984
	30	44^b	74^a	78^a	5.44	<0.0001
	60	34^c	78^b	95^a	9.13	<0.0001

^a,b,cMeans in same row with different superscripts are different from each other (P < 0.05).

^aTreatments: CON = control (no supplements); BS = supplemented with urea-molasses lick block; CS = supplemented with concentrate.