. 2019 May 13;9(5):236. doi: 10.3390/ani9050236

Table 6.

Effects of dietary substitution of ZnSO₄ by low levels of ZnMet on visceral indices of 37- to -79-d-old piglets ¹.

Item	Control	ZnSO₄+ZnMet, mg/kg				SEM	p-Value	p-Value
Item	100 + 0	75 + 12.5	50 + 25	25 + 37.5	0 + 50	SEM	p-Value	Linear	Quadratic
Thymus	0.283 ^b	0.300 ^b	0.357 ^a	0.307 ^ab	0.350 ^a	0.007	0.026	0.034	0.088
Spleen	1.883 ^b	1.807 ^b	2.577 ^a	1.850 ^b	1.813 ^b	0.057	<0.01	0.889	0.195
Liver	25.09	23.70	24.04	24.66	23.36	0.572	0.869	0.507	0.805
Pancreas ²	1.843	2.063	2.003	1.707	1.940	0.084	0.694	0.781	0.922

^{a, b} Means within a row with different superscripts differ significantly (p < 0.05). ¹ Values are means and pooled SEMs, n = 7. ² Visceral index (g/kg) = Organ weight (g) /Live body weight (kg).