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Table 3.

Effect of different levels of phytase enzyme on different carcass characteristics of broilers

Characteristics Control LP LP1 LP2 LP3
Live weight (g) 2038.50 1785.60 2035.00 2160.00 2096.85
Carcass weight (g) 1485.55 1287.43 1450.38 1530.58 1531.20
Gizzard (%) 2.65ab 2.75ab 2.95a 2.38b 2.50b
Heart (%) 0.63ab 0.72a 0.56b 0.65ab 0.53b
Liver (%) 2.20ab 2.45a 2.10b 2.40ab 2.18ab
Proventriculus (%) 0.77a 0.51b 0.67ab 0.65ab 0.53ab
Crop (%) 0.69 0.63 0.81 0.96 0.74
Spleen (%) 0.13ab 0.11ab 0.15a 0.11ab 0.08b
Small intestine (%) 4.15 4.22 4.08 4.63 4.10
Large intestine (%) 0.43 0.52 0.48 0.43 0.45
Cecum (%) 0.88 0.84 0.93 0.86 0.87
Thighs (%) 20.43 21.34 20.88 20.65 20.38
Breast (%) 25.67 24.75 24.56 24.43 26.55

LP1: LP+1250, LP2: LP+2500, LP3: LP+5000

a-b: dissimilar letters in each column indicate a significant difference (P<0.05)