Skip to main content

Advertisement

Table 3 Effect of dietary L-lysine·H2SO4 levels on carcass characteristics of broiler chickens1

From: Effects of L-lysine·H2SO4 product on the intestinal morphology and liver pathology using broiler model

Items Dietary L-lysine·H2SO4 levels, % SEM P-value
0 1 4 7 ANOVA Linear Quadratic
Dressing percentage, % 91.5 90.2 90.9 91.4 0.83 0.66 0.97 0.54
Semi-eviscerated percentage, % 86.0 84.2 83.4 81.9 1.11 0.12 0.01 0.53
Eviscerated percentage, % 73.4a 71.9a 67.6b 62.7c 1.30 < 0.01 < 0.01 < 0.01
Abdominal fat percentage, % 1.1ab 1.2a 0.8b 0.08c 1.13 < 0.01 < 0.01 < 0.01
Liver index, % 2.1b 2.1b 2.8b 4.3a 0.19 < 0.01 < 0.01 < 0.01
Breast muscle
 pH 45 min 6.2 6.2 6.5 6.4 0.09 0.11 0.05 0.11
 Drip loss, % 2.1b 2.2b 3.3b 6.7a 0.43 < 0.01 < 0.01 < 0.01
Thigh muscle
 pH 45 min 6.5 6.5 6.6 6.7 0.06 0.05 0.01 0.02
 Drip loss, % 3.3b 4.4b 4.2b 12.7a 0.91 < 0.01 < 0.01 < 0.01
  1. 1Broiler chickens fed with 10% L-lysine·H2SO4 supplemented diet were too small to collect carcass characteristics in this experiment. Means in the same row with different superscripts significantly differ from one another (P <  0.05). SEM standard error of the mean; n = 6/diet