Effect of stocking density on the short-term behavioural responses of dairy cows

Autor: Hill, Christopher T., Krawczel, Peter D., Dann, Heather M., Ballard, Catherine S., Hovey, Russell C., Falls, William A., Grant, Richard J.
Zdroj: In Applied Animal Behaviour Science 2009 117(3):144-149
Databáze: ScienceDirect