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. 2021 Sep 3;100(11):101467. doi: 10.1016/j.psj.2021.101467

Table 9.

Effect of different inorganic sodium sources and increasing level of phytase supplementation on blood and digesta pH in 21-day-old broiler chickens.1

Jejunum
 Ileum
Treatment Blood Crop Gizzard Proximal Middle Distal Average Proximal Middle Distal Average Ceca
Positive control (PC) 6.29* 5.28 2.73 6.01 6.15* 6.00 6.04 5.95* 7.11* 6.89* 6.78* 6.14
Sodium Phytase
NaCl 7.01 5.31 2.86 6.01 6.14 6.16 6.11 6.46 7.19 7.26 7.00 6.17
NaCl + NaHCO3 6.96 5.44 2.85 6.08 6.13 6.05 6.09 6.12 7.11 7.24 6.84 6.15
0 7.05 5.30 2.56 6.01 6.08 6.05 6.05 6.15 6.87 6.89 6.55 5.97
500 7.03 5.36 2.85 6.03 6.11 6.10 6.09 6.22 7.11 7.21 6.93 6.07
1,000 6.87 5.36 2.97 6.08 6.18 6.11 6.13 6.36 7.28 7.42 7.08 6.31
2,000 6.98 5.49 3.01 6.07 6.16 6.18 6.13 6.44 7.32 7.47 7.14 6.29
NaCl 0 7.05 5.21 2.50 5.94 6.09 6.10 6.05* 6.29* 6.90 6.99 6.68* 6.01
NaCl 500 7.08* 5.39* 2.94 6.03* 6.05 6.15* 6.09 6.33* 7.17 7.09 6.95* 6.07*
NaCl 1,000 6.80* 5.29* 2.97* 6.07* 6.21 6.19 6.16 6.58* 7.35* 7.42* 7.17* 6.38
NaCl 2,000 7.12 5.36 3.02 6.02* 6.20* 6.21 6.15* 6.65 7.33* 7.54* 7.22* 6.21
NaCl + NaHCO3 0 7.05 5.39 2.63 6.08* 6.07 6.01 6.05 6.02 6.85 6.80* 6.41 5.92
NaCl + NaHCO3 500 6.98* 5.34 2.76 6.03 6.18* 6.05 6.10* 6.10* 7.06 7.33 6.91 6.06
NaCl + NaHCO3 1,000 6.94* 5.42 2.97 6.10 6.16 6.02 6.10* 6.13* 7.21* 7.42 6.99* 6.23
NaCl + NaHCO3 2,000 6.85* 5.62 3.04 6.12 6.12* 6.14 6.13 6.23* 7.32* 7.41 7.05 6.38
SD2 0.210 0.557 0.572 0.158 0.119 0.185 0.106 0.316 0.392 0.295 0.333 0.448
Contrast PC vs. 0 Phy3 0.488 0.654 0.430 0.862 0.574 0.509 0.899 0.472 0.732 0.129 0.554 0.879
Trend for main effect
Linear Phytase - - - - - - - - - <0.001 <0.001 -
Quadratic Phytase - - - - - - - - - 0.110 0.048 -
Sodium 0.385 0.446 0.974 0.166 0.870 0.055 0.581 0.001 0.514 0.807 0.103 0.875
Phytase 0.193 0.902 0.214 0.647 0.186 0.456 0.177 0.167 0.060 <0.001 0.001 0.197
Sodium × phytase 0.162 0.935 0.927 0.740 0.190 0.917 0.845 0.820 0.973 0.362 0.887 0.836
1

Means represents 6 replicate cages except for values with an asterisk (*) where n was 5 per treatment.

2

Standard deviation.

3

Contrast between the positive control and diets containing 0 FTU phytase/kg diet.