. 2017 Jul 25;54(3):218–227. doi: 10.2141/jpsa.0160071

Table 4. Effect of dietary supplementation of attapulgite, oregano essential oil, benzoic acid, and their mixture on broiler performance parameters.

	CON²	ATT²	ORE²	BEN²	MIX²	SEM³	P-value⁴
Body Weight, 1 d	43.3	43.3	43.3	43.3	43.3	0.04	NS
Body Weight, 42 d	2342.8^a	2356.5^ab	2506.3^ab	2381.3^ab	2530.0^b	16.87	0.007
Body Weight gain	2299.6^a	2313.2^a	2463.0^ab	2338.0^ab	2486.7^b	16.86	0.007
Feed Intake	4144.3^a	4094.4^a	3924.7^b	3839.0^b	3958.1^b	13.32	0.001
FCR⁵	1.804^a	1.771^a	1.594^b	1.643^b	1.592^b	0.01	0.001
Breast weight at 42 d	784.8^a	792.9^a	831.4^c	812.1^b	840.2^c	1.87	0.001
Thigh weight at 42 d	465.5^a	466.7^ab	480.1^ab	473.8^ab	498.6^b	3.79	0.084

Results are given as means of groups (n=4 subgroups).

Groups: Control (CON), attapulgite (ATT), oregano essential oil (ORE), benzoic acid (BEN), and their mixture (MIX)

SEM: standard error of the mean.

⁴

NS: Not significant (P>0.10)

⁵

FCR: Feed conversion ratio

^{a, b, c}

Values in the same row with no superscript in common differ significantly.