Table 1. Effect of spraying illite and zeolite on litter moisture and nitrogen content in broiler’s litter¹

Items (%)	CON	T1	T2	T3	SE	P-value
Moisture
1 weeks	20.45	18.88	19.25	20.84	1.999	0.882
2 weeks	32.11	31.34	35.68	24.56	3.594	0.196
3 weeks	30.82	33.52	36.48	32.64	2.909	0.585
4 weeks	45.35^a	34.21^b	34.81^b	34.40^b	2.684	0.015
Nitrogen
1 weeks	0.88^a	0.65^b	0.88^a	0.84^a	0.023	<.0001
2 weeks	2.12^a	1.67^c	2.09^a	1.88^b	0.012	<.0001
3 weeks	2.51^a	1.91^c	2.43^a	2.19^b	0.037	<.0001
4 weeks	2.79	2.85	2.55	2.85	0.283	0.857

CON, basal rice husk; T1, rice husk + 1% illite; T2, rice husk + 1% zeolite; T3, rice husk + 0.5% illite + 0.5% zeolite; SE, standard error.
Means within column with different superscripts differ significantly (P<0.05).