Table 5.

Effects of dietary treatments on broiler performance in entire period of feeding ¹, 1–42 d of age.

Treatments	Body Weight Gain (g)	Feed Intake (g)	Feed Conversion Ratio (g/g)
Rye dietary level (%):
0	2914	4509	1.55
5	2889	4503	1.56
10	2895	4499	1.55
15	2899	4510	1.56
20	2853	4467	1.57
Xylanase supplementation:
No	2877	4509	1.57 a
Yes	2903	4486	1.55 b
SEM	10.9	17.0	0.06
p-value
Rye	0.503	0.944	0.692
Xylanase	0.261	0.537	0.015
Interaction	0.724	0.727	0.855

Means of seven replicates of eight chickens kept in one cage. ^{a, b}—the values with different letters differ significantly (p ≤ 0.05).