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. 2021 Jun 23;7(3):737–749. doi: 10.1016/j.aninu.2020.11.018

Table 3.

Growth performance of piglets as affected by dietary mixed organic acids (MOA) and antibiotic growth promoter (AGP) supplementation.1

Item Dietary treatments2
SEM P-value
CON AGP OA1 OA2 OA3
d 1 to 14
 ADG, g 350b 391a 377ab 378ab 362ab 7.73 0.02
 ADFI, g 631 612 612 613 595 18.06 0.75
 FCR, g/g 1.80a 1.56b 1.61b 1.63ab 1.64ab 0.04 <0.01
 Diarrhea rate, % 5.36a 3.21ab 2.50ab 1.07b 2.86ab 0.81 0.03
d 15 to 28
 ADG, g 532c 602a 583ab 555bc 528c 8.38 <0.01
 ADFI, g 954 910 901 873 924 21.11 0.14
 FCR, g/g 1.79a 1.51c 1.55bc 1.58bc 1.75ab 0.05 <0.01
d 1 to 28
 ADG, g 441d 497a 480ab 466c 445cd 4.90 <0.01
 ADFI, g 792 761 756 743 760 15.96 0.31
 FCR, g/g 1.79a 1.53c 1.57bc 1.60bc 1.70ab 0.03 <0.01

ADG = average daily gain; ADFI = average daily feed intake; FCR = feed conversion ratio.

a, b, c, d Different letters within a row mean a statistical difference (P < 0.05).

1

No piglets developed diarrhea during d 15 to d 28.

2

CON: control; AGP: chlorinomycin at 75 mg/kg + virginiamycin at 15 mg/kg + guitaromycin at 50 mg/kg; OA1: MOA at 3,000 mg/kg; OA2: MOA at 5,000 mg/kg; OA3: MOA at 7,000 mg/kg.