Table 9. Effects of dietary probiotics on fecal noxious odor of weaned piglets in Experiment 2

Items (ppm)		NC	LA	38W	PK	PF30	SE	p-value
2 W
12 h	NH₃	27.43^a	18.37^c	22.87^b	23.43^b	23.50^b	0.379	< 0.001
12 h	H₂S	6.73	3.97	5.67	5.13	6.57	0.785	0.115
24 h	NH₃	34.63^a	31.13^bc	34.53^ab	30.60^c	32.27^abc	0.826	0.004
24 h	H₂S	10.33	8.57	8.87	9.57	8.83	0.612	0.271
4 W
12 h	NH₃	22.80^a	15.43^c	19.43^b	20.97^ab	20.60^ab	0.581	< 0.001
12 h	H₂S	4.80^a	3.20^b	4.50^a	4.03^a	4.30^a	0.195	< 0.001
24 h	NH₃	32.87^a	28.23^b	28.57^b	28.40^b	29.47^ab	0.907	0.007
24 h	H₂S	9.17	7.73	8.30	8.67	8.40	0.466	0.311

Values within a row with different superscripts are significantly different.
NC, non-supplemented with probiotics; LA, L. plantarum; 38W, Pediococcus pentosaceus SMFM2016-WK1; PK, Pediococcus acidilactici K; PF30, Lactobacillus reuteri.