Item | M | MH | MC | SEM | P-value |
---|---|---|---|---|---|
Rumen weight and volume | |||||
Rumen weight, g | 371.13c | 1242.50a | 749.63b | 83.74 | < 0.001 |
Emptied rumen weight, g | 51.80b | 154.00a | 172.50a | 11.72 | < 0.001 |
Emptied rumen weight/live body weight, % | 0.53b | 1.80a | 1.75a | 0.13 | < 0.001 |
Rumen volume, mL | 716.25b | 1528.75a | 1199.38ab | 111.12 | 0.005 |
Papillae morphology | |||||
Length, mm | 0.65c | 1.79b | 2.44a | 0.07 | < 0.001 |
Width, mm | 0.49c | 0.80b | 1.32a | 0.04 | < 0.001 |
Density, n | 310.00a | 211.00b | 158.00b | 15.38 | < 0.001 |
Surface, mm2/cm2 | 195.14c | 577.69b | 1006.69a | 84.82 | < 0.001 |
Thickness of different stratum | |||||
Total epithelia, μm | 90.78c | 123.91b | 216.03a | 3.00 | < 0.001 |
Stratum corneum, μm | 13.42c | 31.47b | 48.78a | 0.75 | < 0.001 |
Stratum granulosum, μm | 13.11c | 17.64b | 36.00a | 0.42 | < 0.001 |
Stratum spinosum and basale, μm | 64.25b | 74.81b | 131.25a | 2.43 | < 0.001 |
Muscles layer, μm | 742.73c | 1006.08a | 856.71b | 20.46 | < 0.001 |
Rumen wall, μm | 1093.72b | 1276.35a | 1246.72a | 22.86 | 0.001 |