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Table 2 Dietary effects on rumen pH, concentrations of rumen ammonia and volatile fatty acid in sheepa

From: Effect of feeding garlic leaves on rumen fermentation, methane emission, plasma glucose kinetics, and nitrogen utilization in sheep

Item Dietb SEMc P-value
Control FDGL Diet Time Diet ​× Time
Rumen pH 6.61 6.67 0.100 0.574 <0.001 0.956
Total VFA (mmol/L) 62.29 63.86 3.543 0.676 <0.001 0.674
 Acetic acid (mmol/L) 42.08 43.57 2.195 0.527 <0.001 0.639
 Propionic acid (mmol/L) 10.76 11.25 0.772 0.551 <0.001 0.680
 iso-Butyric acid (mmol/L) 0.69 0.66 0.091 0.799 0.021 0.485
 Butyric acid (mmol/L) 7.39 7.16 0.610 0.713 <0.001 0.349
 iso-Valeric acid (mmol/L) 0.87 0.73 0.081 0.231 <0.001 0.289
 Valeric acid (mmol/L) 0.49 0.48 0.048 0.857 <0.001 0.548
 Acetic/propionic acid ratio 4.02 3.97 0.134 0.706 <0.001 0.335
Rumen ammonia (mmol/L) 15.39 17.78 0.966 0.056 <0.001 0.061
  1. aValues represent means of six sheep of before (0 h), 3 and 6 h after feeding
  2. bControl diet: mixed hay (orchardgrass and reed canarygrass) and concentrate (60:40); FDGL diet: Control diet plus FDGL
  3. cSEM, standard error of mean