Table 1. Phosphorus (P) and phytate-P concentrations in commercial swine diet in Korea (as-fed basis)

Category	Body weight (kg)	n	Total P (%)		Phytate-P (%)
			Mean	SD	Mean	SD
Piglet phase 1	7 to 15	11	0.59	0.11	0.19b	0.06
Piglet phase 2	15 to 25	11	0.60	0.11	0.22b	0.07
Growing phase	25 to 50	10	0.58	0.10	0.30a	0.06
Finishing phase	50 to 121.5	7	0.54	0.10	0.28a	0.07
Gestating sow	-	9	0.66	0.12	0.30a	0.05
Lactating sow	-	9	0.66	0.07	0.31a	0.04
SEM	-	-	0.03	-	0.02	-
p-value	-	-	0.152	-	< 0.001	-

Means within a column without a common superscript letter differ (p < 0.05).