Table 7.
Effect of chlorine dioxide on the chemical composition of chicken feces after 14 days incubation (Experiment 2)

Items	CON¹	PC²	T2000³	T3000⁴	SEM⁵	P-value
Dry matter (%)	5.75^a	19.28^c	8.89^b	9.08^b	0.100	<0.01
pH	7.29^d	2.69^a	5.23^b	5.29^c	0.013	<0.01
Ammonia-N (mg/100 mL)	124.2^b	20.62^a	21.32^a	20.58^a	1.928	<0.01
Total VFA⁶ (mM)	616.1^b	22.22^a	18.56^a	15.48^a	1.625	<0.01
Acetate (mM)	467.2^b	9.00^a	17.15^a	14.65^a	1.467	<0.01
Propionate (mM)	101.1^b	0.33^a	0.94^a	0.68^a	0.865	<0.01
Iso-butyrate (mM)	3.23^b	0.10^a	ND	ND	0.052	<0.01
Butyrate (mM)	41.63^b	0.19^a	0.16^a	0.14^a	0.489	<0.01
Valerate (mM)	0.59^a	12.60^b	0.30^a	0.06^a	0.431	<0.01
Iso-valerate (mM)	2.31^b	ND	ND	ND	0.077	<0.01
A:P ratio⁷	4.65^a	27.07^c	18.38^b	22.96^bc	0.700	<0.01

CON=distilled water.
PC=commercial germicide.
T2000=ClO₂ (2,000 ppm) solution.
T3000=ClO₂ (3,000 ppm) solution.
SEM=standard error of the mean.
Total VFA=total volatile fatty acids.
AP ratio=acetate:propionate ratio.
Different superscripts within row are significantly different (P<0.05).