Arkansas - Agricultural Communication Services - University of ...

Arkansas Animal Science Department Report 2001
Table 2. Bio-Mos ® and zinc main effect treatment means.
Bio-Mos ® , %
Zinc, ppm
0 0.3 SE P-value 165 500 2,465 SE P-value
Phase 1 (d 0 to 7)
ADG, lb 0.31 0.33 0.02 0.485 0.32 0.33 0.32 0.02 0.919
ADFI, lb 0.48 0.50 0.02 0.346 0.48 0.50 0.48 0.02 0.582
Feed:gain 1.60 1.58 0.09 0.907 1.58 1.56 1.63 0.11 0.884
Phase 2 (d 7 to 14)
ADG, lb 0.53 0.51 0.03 0.543 0.49 b 0.46 b 0.61 a 0.03 0.008
ADFI, lb 0.80 0.73 0.03 0.072 0.72 b 0.75 a,b 0.82 a 0.03 0.065
Feed:gain 1.58 1.49 0.07 0.352 1.54 a,b 1.71 a 1.35 b 0.08 0.019
Phase 2 (d 14 to 21)
ADG, lb 1.00 1.02 0.02 0.642 0.99 1.01 1.03 0.03 0.595
ADFI, lb 1.38 1.32 0.03 0.199 1.31 1.35 1.40 0.04 0.252
Feed:gain 1.39 1.31 0.02 0.015 1.32 1.35 1.37 0.03 0.506
Phase 2 (d 7 to 21)
ADG, lb 0.77 0.76 0.02 0.897 0.74 b 0.73 b 0.82 a 0.03 0.053
ADFI, lb 1.08 1.02 0.03 0.096 1.00 b 1.05 a,b 1.10 a 0.03 0.098
Feed:gain 1.43 1.35 0.02 0.024 1.38 a,b 1.44 a 1.35 b 0.03 0.073
Phase 3 (d 21 to 28)
ADG, lb 0.90 0.99 0.02 0.022 0.94 a,b 1.00 a 0.90 b 0.03 0.084
ADFI, lb 1.60 1.63 0.04 0.501 1.62 1.67 1.56 0.04 0.210
Feed:gain 1.78 1.66 0.03 0.009 1.74 1.68 1.73 0.04 0.506
Phase 3 ( d 28 to 35)
ADG, lb 1.03 1.04 0.03 0.869 1.10 a 0.98 b 1.01 a,b 0.04 0.102
ADFI, lb 1.92 1.93 0.06 0.850 1.92 1.92 1.93 0.07 0.990
Feed:gain 1.91 1.87 0.06 0.683 1.74 b 2.00 a 1.94 a,b 0.08 0.065
Phase 3 (d 21 to 35)
ADG, lb 0.97 1.01 0.02 0.151 1.02 0.99 0.96 0.03 0.249
ADFI, lb 1.76 1.78 0.04 0.694 1.77 1.80 1.74 0.05 0.794
Feed:gain 1.83 1.76 0.03 0.158 1.73 1.82 1.83 0.04 0.209
Overall (d 0 to 35)
ADG, lb 0.75 0.78 0.02 0.380 0.77 0.75 0.77 0.02 0.814
ADFI, lb 1.24 1.23 0.03 0.811 1.21 1.25 1.25 0.03 0.687
Feed:gain 1.66 1.59 0.02 0.035 1.59 1.66 1.61 0.03 0.202
Lymphocyte Proliferation, cpm
Unstimulated 388 265 40.2 0.035 276 314 389 50.8 0.277
a,b Means within a main effect in a row with no letters in common differ (P< 0.05).
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