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Rumination time, milk yield, milking frequency of grazing dairy cows milked by a mobile automatic system during mild heat stress

Published online by Cambridge University Press:  17 February 2015

F. Lessire
Affiliation:
FARAH-Animal Production Department, Faculty of Veterinary Medicine, University of Liège, Chemin de la ferme, 6 B39, 4000 Liège, Belgium
J. L. Hornick
Affiliation:
FARAH-Animal Production Department, Faculty of Veterinary Medicine, University of Liège, Chemin de la ferme, 6 B39, 4000 Liège, Belgium
J. Minet
Affiliation:
DER Sc. et gest. de l’Environnement (Arlon Campus Environ.), Agrométéorologie (Relation Agriculture-Environment), University of Liège, 6700 Arlon, Belgium
I. Dufrasne*
Affiliation:
FARAH-Animal Production Department, Faculty of Veterinary Medicine, University of Liège, Chemin de la ferme, 6 B39, 4000 Liège, Belgium
*
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Abstract

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Type
Full Paper
Copyright
© The Animal Consortium 2015 

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References

Armstrong, DV 1994. Heat stress interaction with shade and cooling. Journal of Dairy Science 77, 20442050.CrossRefGoogle ScholarPubMed
Dufrasne, I, Robaye, V, Knapp, E, Istasse, L and Hornick, JL 2010. Effects of environmental factors on yields and milking number in dairy cows milked by an automatic system located in pasture. Grassland Science in Europe 17, 231233.Google Scholar
Ingraham, RH, Stanley, RW and Wagner, WC 1979. Seasonal effects of tropical climate on shaded and non shaded cows as measured by rectal temperature, adrenal cortex hormones, thyroid hormone, and milk production. American Journal of Veterinary Research 40, 17921797.Google ScholarPubMed
Mishra, M, Martz, FA, Stanley, RW, Johnson, HD, Campbell, JR and Hildebrand, E 1970. Effect of diet and ambient temperature-humidity and ruminal pH, oxidation reduction potential, ammonia and lactic acid in lactating cows. Journal of Animal Science 31, 10231028.CrossRefGoogle Scholar
Rhoads, RP, Baumgard, LH, Suagee, JK and Sanders, SR 2013. Nutritional interventions to alleviate the negative consequences of heat stress. Advances in. Nutrition 4, 267276.CrossRefGoogle ScholarPubMed
SAS institute 1999. SAS institute inc., Cary, NC.Google Scholar
Soriani, N, Panella, G and Calamari, L 2013. Rumination time during the summer season and its relationships with metabolic conditions and milk production. Journal of Dairy Science 96, 50825094.CrossRefGoogle ScholarPubMed
Sporndly, E and Wredle, E 2005. Automatic milking and grazing – effects of location of drinking water on water intake, milk yield and cow behavior. Journal of Dairy Science 88, 17111722.CrossRefGoogle ScholarPubMed