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This study was undertaken to evaluate the influence of daily pasture allowance and concentrate type on ruminal pH, the ammonia nitrogen (N-NH3) and the volatile fatty acid (VFA) concentrations in the rumen of autumn-calving dairy cows in early lactation. Three Chilean Black Friesian cows fitted...

Sotelo, J.; Noro, M.; Wittwer, F.; Smulders, J. P.; Pulido, R. G.
Facultad de Ciencias Veterinarias, Universidad Austral de Chile, Valdivia, Chile
Archivos de Medicina Veterinaria, 2012, 44, 2, pp 167-172