Table 3.

Growth performance of broilers fed with commercial diet alone or diet diluted with copra meal or cassava leaf meal and enzyme supplementation.

Treatment	Starter phase (8–21 d)			Finisher phase (22–35 d)
	FI (g/bird)	WG (g/bird)	F:G (g feed:g gain)	FI (g/bird)	WG (g/bird)	F:G (g feed:g gain)
Control	1,051	803	1.31b	2,811	1,735a	1.62c
Control + CM without enzyme	1,037	710	1.46a	2,515	1,338c	1.88a
Control + CM with enzyme	1,032	788	1.31b	2,740	1,548a,b	1.77a,b,c
Control + CLM without enzyme	1,022	730	1.40a,b	2,558	1,390b,c	1.84a,b
Control + CLM with enzyme	1,035	734	1.41a,b	2,619	1,578a	1.66b,c
SEM	31	28	0.042	91.0	62.0	0.065
Main effects
Diet
Control	1,051	803	1.31	2,811	1,735	1.62
Control + CM	1,035	749	1.38	2,628	1,443	1.82
Control + CLM	1,028	732	1.40	2,589	1,484	1.74
Enzyme
Without	1,030	720	1.43	2,537	1,364	1.86
With	1,034	761	1.36	2,680	1,563	1.71
Probabilities
Diet	0.094	0.000	0.068	0.101	0.000	0.002
Enzyme	0.153	0.152	0.508	0.153	0.000	0.001
Diet × enzyme	0.087	0.091	0.046	0.078	0.032	0.004

^a,b,cTreatment means with common superscripts do not differ (P < 0.05).

Abbreviations: CLM, cassava leaf meal; CM, copra meal; F:G, feed-to-gain ratio; FI, feed intake; WG, weight gain.