Table 2: Effects of different dietary treatments (GC, GH, and G) on reticuloruminal pH, standard deviation, mean of daily minimum (nadir), and the time (min/d) pH were below 6.3, 6.0, 5.8, and 5.5.

MeanTreatmentsStatistics
123
GCGHGP valueSEM1

Mean pH value6.316.01a6.56b6.36b0.00010.180.54
SE0.170.20a0.15b0.16b0.02410.0360.3
24-h minimum pH5.915.58a6.21b5.95b0.00010.20.58
t < pH 6.3 (min/d)6021126a 97b583c0.001323.990.6
t < pH 6.0 (min/d)241621a12b91b0.0003241.750.54
t < pH 5.8 (min/d)125347a0b26b0.0051188.830.4
t < pH 5.5 (min/d)35101a0b3b0.002151.30.44

Feed intake
 Hay (kg DM/d)2.01.01.04.000.610.76
 Concentrate (kg DM/d)2.041.75000.660.88
 Pasture (kg DM/d)16.315.516.716.80.04320.860.34
 Daily DMI (kg DM/d)20.220.719.720.10.00330.450.53

Nutrient values
 Crude protein (g/kg DM)16816316817201.940.8
 Fiber (g/kg DM)18316518020404.850.93
 Energy (MJ NEL/kg)6.686.836.736.4800.060.89
 NDF (g/kg DM)38535937941607.160.93
 ADF (g/kg DM)20618420123406.220.93
 ADL (g/kg DM)2724262900.660.91

 a–cLeast squares means within a row without a common superscript differ significantly (P < 0.05).
1SE of least squares means.