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Table 4 Effects of dietary supplementation of the lipid-coated ZnO Shield Zn® (SZ) vs. ZnO on fecal consistency and growth performance of weanling pigs (Exp. 2)

From: Effects of dietary supplementation of a lipid-coated zinc oxide product on the fecal consistency, growth, and morphology of the intestinal mucosa of weanling pigs

Item ZnO (mg Zn/kg) SZ (mg Zn/kg) SEM P value
  100 2500 100 200   
FCS1),2)
 Day 0 0.11z 0.02y 0.04z 0.23y   
 Day 7 0.84ab,x 0.63b,x 1.02a,x 0.84ab,x 0.103)  
 Day 14 0.50y 0.29y 0.36y 0.52y   
 Overall4) 0.47a 0.31b 0.47a 0.53a 0.05 0.035
Body weight1) (kg)
 Day 0 6.86 6.82 6.70 6.81 0.15 0.899
 Day 7 7.56 7.67 7.15 7.17 0.15 0.056
 Day 14 9.41 9.89 9.18 9.26 0.24 0.189
ADG1) (g)
 Days 0 to 7 103ab 131a 63b 60b 18 0.035
 Days 7 to 14 257 317 282 274 16 0.097
 Overall 180 220 174 168 14 0.065
ADFI5) (g)
 Days 0 to 7 182 171 154 154 10 0.203
 Days 7 to 14 313 327 361 312 18 0.242
 Overall 247 249 253 230 11 0.503
Gain:feed5)
 Days 0 to 7 0.54ab 0.71a 0.36b 0.27b 0.10 0.037
 Days 7 to 14 0.90 1.00 0.80 0.91 0.06 0.180
 Overall 0.76 0.88 0.70 0.77 0.06 0.185
  1. Exp. experiment, SEM standard error of mean, FCS fecal consistency score, ADG average daily gain, ADFI average daily feed intake
  2. a,bMeans with no common superscript within a row differ (P < 0.05)
  3. x-zMeans with no common superscript within a column differ (P < 0.05)
  4. 1)Data are least squares means of 6 pens, with 8 piglets per pen
  5. 2)Scored subjectively: 0, normal firm feces; 1, soft feces; 2, diarrhea
  6. 3)Applies to all day × treatment combinations
  7. 4)The P values for the day and day × treatment were <0.001 and 0.447, respectively
  8. 5)Data are least squares means of 6 pens