. 2020 Apr 20;6(3):313–324. doi: 10.1016/j.aninu.2020.03.004

Table 7.

Effect of necrotic enteritis (NE), phytase (Phy) and meat and bone meal (MBM) on intestinal pH response of broilers, d 16.

Item	Factors			Crop	Gizzard	Duodenum	Jejunum	Ileum	Caeca
Item	NE	Phy	MBM	Crop	Gizzard	Duodenum	Jejunum	Ileum	Caeca
Two-way interaction¹
Phy × MBM		500	AR	5.46	3.05	5.90	5.83	5.77	5.93^b
		500	OP	5.39	2.72	5.86	5.67	5.56	6.14^ab
		5,000	AR	5.47	2.64	5.86	5.87	5.91	6.43^a
		5,000	OP	5.23	2.84	6.02	5.69	5.66	6.03^b
Main effects
NE	–			5.60^a	2.51^b	5.91	5.87^a	5.88^a	6.26^a
NE	+			5.18^b	3.11^a	5.91	5.65^b	5.56^b	6.01^b
MBM			AR	5.46	2.84	5.88	5.85^a	5.84^a	6.18
MBM			OP	5.31	2.78	5.94	5.68^b	5.61^b	6.09
P-value
NE				0.001	0.001	0.840	0.002	0.001	0.018
Phy				0.466	0.305	0.331	0.643	0.177	0.061
MBM				0.137	0.656	0.360	0.018	0.010	0.356
NE × Phy				0.533	0.200	0.814	0.073	0.785	0.168
NE × MBM				0.159	0.859	0.487	0.098	0.056	0.269
Phy × MBM				0.384	0.074	0.114	0.893	0.860	0.005
NE × Phy × MBM				0.469	0.838	0.876	0.272	0.383	0.592

AR = as-received; OP = over-processed.

^{a, b} In the same column within the main effect or 2-way interaction, means with different superscripts are different (P < 0.05).

Two-way interaction was separated by Tukey's mean separation test.