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Table 3 Effects of BPS on rumen fermentation of Holstein heifers

From: Effects of Broussonetia papyrifera silage on rumen fermentation parameters and microbes of Holstein heifers

Items Dietary treatment SEM Contrast
T0 T25 T50 T75 Line Quad
pH 6.93 7.00 7.00 7.05 0.12 0.482 0.935
NH3-N (mg/dL) 5.87 5.56 3.74 3.22 0.50 0.024 0.911
VFA (mmol/L)        
AA 33.07 33.89 31.66 32.55 1.79 0.826 0.993
PA 8.59 9.12 8.93 8.91 0.50 0.868 0.809
IBA 0.35 0.41 0.37 0.37 0.02 0.648 0.964
BA 4.23 4.55 3.89 3.86 0.24 0.447 0.741
IVA 0.59 0.69 0.47 0.44 0.04 0.084 0.819
VA 0.27 0.29 0.27 0.24 0.02 0.458 0.536
AA/PA 3.86 3.72 3.57 3.67 0.05 0.072 0.158
  1. T0, 0% BPS; T25, 25% BPS; T50, 50% BPS; T75, 75% BPS; SEM, standard error of the mean. Line: linear; quad: quadratic; pH: pH value; NH3-N: ammonia nitrogen; VFA: volatile fatty acids; AA: acetic acid; PA: propionic acid; IBA: isobutyric acid; BA: butyric acid; IVA: isovaleric acid; VA: valeric acid; AA/PA: acetic acid/propionic acid
  2. Means within the same row without the same letter superscripts are significantly