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Estimation of grazing time of Holstein cows by walking time observed by a hand-held GPS
Author
Shinoda, M.(National Agricultural Research Center for Hokkaido Region, Memuro (Japan))
Sudou, K.
Matsumura, T.
Umemura, K.
Publication Year
2009
Language
Ja
Journal Number
v. 55(1) p. 34-39
Collection
Food and Agriculture Organization
Journal Name
Japanese Journal of Grassland Science (Japan)
Keywords
Dairy cattle
grazing
global positioning systems
locomotion
feeding
locomotion