Table 2.

Effect of clinoptilolite on the performance of growing and finishing pigs

Items	Treatment					P values
	Control	Antibioticc	Clinoptilolited	Combination	SD	Clinoptilolite	Antibiotic	C x A
Day 25 to 70
Weight gain, kg/d	0.34c	0.40ab	0.39b	0.41a	0.032	<0.01	<0.01	0.14
Feed intake, kg/d	0.68a	0.64b	0.68a	0.66ab	0.024	0.35	0.02	0.34
Feed conversion	2.02a	1.59c	1.75b	1.60c	0.19	<0.01	<0.01	<0.01
Day 71 to 112
Weight gain, kg/d	0.63c	0.69ab	0.66bc	0.71a	0.04	0.09	<0.01	0.72
Feed intake, kg/d	1.79	1.76	1.77	1.69	0.11	0.33	0.22	0.60
Feed conversion	2.84a	2.55bc	2.69ab	2.38c	0.22	0.03	<0.01	0.92
Day 113-161
Weight gain, kg/d	0.83b	0.90a	0.85b	0.91a	0.04	0.29	<0.01	0.21
Feed intake, kg/d	2.69a	2.56b	2.64ab	2.61ab	0.10	0.89	0.15	0.24
Feed conversion	3.25a	2.86b	3.12a	2.87b	0.19	0.24	<0.01	0.16
Day 25 to 161
Weight gain, kg/d	0.60c	0.67a	0.64b	0.69a	0.03	0.04	<0.01	0.21
Feed intake, kg/d	1.74	1.67	1.72	1.67	0.06	0.56	0.12	0.58
Feed conversion	2.88	2.51	2.70	2.45	0.19	0.04	<0.01	0.12

Papaioannou et al. [29]

^a,bValues significant at P<0.05 level

^cAntibiotic was a combination of enrofloxacin and salinomycin

^dClinopilolite fed at 2 % of the diet