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. 2023 Jul 2;14:89. doi: 10.1186/s40104-023-00888-3

Table 3.

Growth performance of nursery pigs fed diets with SPC, enzyme-treated soy protein, and fermented soybean meal replacing animal protein supplementsa

Item Treatment SEM P value
CON SPCb ESBb FSBLb FSBBb CON vs. SPC CON vs. ESB CON vs. FSBL CON vs. FSBB
BW, kg
 d 0 6.6 6.6 6.6 6.6 6.6 0.3 0.862 0.914 0.948 0.931
 d 7 7.3 7.1 7.1 6.8 7.2 0.2 0.394 0.370 0.035 0.592
 d 20 12.0 11.3 11.5 11.0 11.6 0.4 0.177 0.389 0.050 0.414
 d 39 26.1 24.6 25.0 24.1 25.3 0.8 0.122 0.230 0.038 0.381
ADG, g
 Phase 1 (d 0 to 7) 95 66 65 26 77 25 0.349 0.337 0.029 0.561
 Phase 2 (d 7 to 20) 363 324 333 322 340 21 0.194 0.325 0.168 0.439
 Phase 3 (d 20 to 39) 744 702 698 691 722 27 0.159 0.125 0.078 0.456
 Overall (d 0 to 39) 500 462 458 449 479 18 0.116 0.208 0.036 0.375
ADFI, g
 Phase 1 (d 0 to 7) 141 116 118 92 131 16 0.212 0.260 0.017 0.605
 Phase 2 (d 7 to 20) 494 438 456 410 463 29 0.170 0.359 0.043 0.452
 Phase 3 (d 20 to 39) 1036 938 958 966 987 58 0.131 0.237 0.279 0.451
 Overall (d 0 to 39) 695 624 641 624 659 36 0.094 0.215 0.095 0.395
G:F
 Phase 1 (d 0 to 7) 0.60 0.69 0.58 0.57 0.63 0.10 0.475 0.824 0.880 0.829
 Phase 2 (d 7 to 20) 0.74 0.74 0.73 0.79 0.74 0.03 0.985 0.902 0.148 0.875
 Phase 3 (d 20 to 39) 0.72 0.76 0.73 0.72 0.75 0.02 0.287 0.888 0.979 0.457
 Overall (d 0 to 39) 0.72 0.75 0.73 0.73 0.74 0.02 0.447 0.967 0.973 0.618

an = 12

bSPC, ESB, FSBL, and FSBB: basal diet with soy protein concentrate (X-Soy 200, CJ Selecta, Araguari, MG, Brazil), enzyme-treated soybean meal (HP 300, Hamlet Protein Inc., Findlay, OH, USA), fermented soybean meal with Lactobacillus (FerMex 200, Purina Animal Nutrition, Shoreview, SD, USA), and fermented soybean meal with Bacillus (Soytide, CJ Bio, Jung-gu, Seoul, Korea), replacing 1/3, 2/3, 3/3 of animal protein supplements in P1, P2, P3, respectively