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. 2021 Sep 17;11(9):2715. doi: 10.3390/ani11092715

Table 3.

Live body weight (LBW), average daily gain (ADG), daily feed intake (DFI) and the feed conversion ratio (FCR) in broiler chickens fed diets with different levels of full-fat Hermetia illucens (HI) larvae meal 1 (arithmetic mean, SEM, n = 8) 2.

Item Age Dietary Treatment SEM p-Value
HI0 HI50 HI75 HI100 Group Linear Quadratic
LBW, g 1 d 41.12 41.51 42.31 42.32 0.116 0.895 0.128 0.329
14 d 446.57 a 404.41 b 389.11 b 337.53 c 18.11 <0.001 <0.001 0.393
35 d 2524.10 a 2201.03 b 1906.06 c 1713.04 d 24.30 <0.001 <0.001 0.321
42 d 3046.00 a 2727.00 b 2504.50 b 2378.00 c 49.80 <0.001 <0.001 0.143
AGD, g 1—14 d 28.96 a 25.92 b 24.77 b 21.09 c 0.072 <0.001 <0.001 0.429
14—35 d 98.73 a 85.50 b 72.42 c 65.36 d 0.096 <0.001 <0.001 0.348
35—42 d 75.71 a 75.72 a 84.29 b 95.71 c 0.082 <0.001 0.035 0.012
DFI, g 1—14 d 37.57 a 31.64 b 32.07 b 31.57 b 0.012 <0.001 <0.001 0.293
14—35 d 144.76 a 124.29 b 110.19 b 101.57 c 0.047 <0.001 <0.001 0.168
35—42 d 177.86 a 159.86 b 159.14 b 142.43 c 0.109 <0.001 <0.001 0.354
FCR, kg/kg 1—14 d 1.302 a 1.239 b 1.300 a 1.491 c 0.011 0.007 <0.001 <0.001
14—35 d 1.496 a 1.483 a 1.550 a 1.853 b 0.023 0.012 <0.001 0.012
35—42 d 2.459 a 2.195 b 1.860 c 1.780 d 0.072 0.006 <0.001 0.021
1—42 d 1.629 a 1.586 a 1.592 a 1.768 b 0.116 0.009 <0.001 <0.001

1 Levels of full-fat Hermetia illucens (HI) larvae meal: HI0—0%, HI50—50%, HI75—75%, HI100—100%; 2 SEM, standard error of the mean; a–d mean values within a row (dietary treatment) not followed by a common superscript are significantly different at p < 0.05.