Table 3.

Effect of blue lupine and probiotics on the growth performance parameters of broiler chicks at 1–35 d of age.

Treatment	Feed intake 1-21 d of age, g/day	Feed intake 22–35 d of age, g/day	Feed intake 1-35 d of age, g/day	Initial body weight, g	Body weight gain 1–21 d of age, g	Body weight gain 22–35 d of age, g	Body weight gain 1–35 d of age, g
Effect of dietary blue lupine concentration
Control (0%)	1,039	1,779	2,817	43.1	773	1,132	1,941
20%	1,046	1,785	2,830	43.2	790	1,124	1,955
30%	1,039	1,833	2,872	43.2	772	1,123	1,942
Effect of dietary probiotics
Unsupplemented (–)	1,020	1,778	2,798	43.1	769	1,110	1,922
Supplemented (+)	1,063	1,819	2,881	43.1	787	1,142	1,971
Interaction between blue lupine concentration and probiotics
0% (–)	1,038	1,754	2,792	43.1	788	1,119	1,945
0 % (+)	1,039	1,804	2,843	43.1	758	1,145	1,937
20% (–)	1,011	1,746	2,757	43.2	767	1,095	1,904
20% (+)	1,081	1,823	2,904	43.2	813	1,152	2,007
30% (–)	1,011	1,835	2,847	43.2	752	1,116	1,916
30% (+)	1,068	1,830	2,898	43.2	791	1,130	1,968
P-values
Blue lupine	0.97	0.57	0.71	0.35	0.70	0.97	0.95
Probiotic	0.13	0.38	0.16	0.99	0.36	0.37	0.22
Interaction	0.55	0.76	0.73	0.96	0.25	0.88	0.50
RMSE	65.5	110.5	137.0	0.10	48.3	86.1	93.6