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Table 4 The effect of inclusion of safflower oil and vitamin C in the broiler chicken diet on the carcass traits % relative to the live body weight

From: Changes in the growth, ileal digestibility, intestinal histology, behavior, fatty acid composition of the breast muscles, and blood biochemical parameters of broiler chickens by dietary inclusion of safflower oil and vitamin C

Item Vitamin C level (mg/kg diet) Safflower oil level (gm/kg diet) Vitamin C × Safflower oil SEM P-value
0 400 0 5 10 0Vit.C+ 0Saff. Oil 0Vit.C + 5 Saff. Oil 0Vit.C+ 10 Saff. Oil 400Vit.C+
0Saff. Oil
400Vit.C+
5 Saff. Oil
400Vit.C+
10Saff. Oil
Vit. C Saff. oil Vit. C x Saff. oil
Intestine 5.95 6.40 5.85 6.16 6.53 5.13b 6.43ab 6.28ab 6.55a 5.87ab 6.77a 0.16 0.17 0.32 0.01
Spleen 0.10 0.11 0.09 .011 0.11 0.09 0.09 0.10 0.08 0.13 0.11 0.008 0.50 0.41 0.67
Bursa 0.11a 0.16a 0.17a 0.12ab 0.11b 0.15ab 0.08b 0.08b 0.18a 0.15ab 0.13ab 0.01 <  0.01 0.04 <  0.01
Thymus 0.43b 0.57a 0.4 0.50 0.51 0.33b 0.43ab 0.51ab 0.62a 0.56ab 0.51ab 0.02 0.01 0.90 0.03
Gizzard 2.72 2.43 2.46 2.59 2.66 2.48 2.93 2.73 2.44 2.25 2.58 0.07 0.05 0.58 0.09
Liver 2.20 2.09 2.08b 2.44a 1.90b 2.03bc 2.56a 1.99bc 2.13abc 2.32ab 1.80c 0.06 0.44 < 0.01 < 0.01
Carcass 63.60 63.15 63.93 62.75 63.45 64.81 61.93 64.05 63.04 63.56 62.85 0.41 0.60 0.53 0.47
Heart 0.43 0.45 0.46 0.42 0.45 0.42 0.42 0.45 0.49 0.41 0.45 0.01 0.66 0.60 0.81
  1. a, b, c Means within the same row carrying different superscripts are significantly different at (P < 0.05)