11:45 〜 12:00
〇Peter Hut1, Amerins Mulder1, Jan van den Broek1, Jan Hulsen2, Arnold Harbers3, Gerrit Hooijer1, Elsbeth Stassen4, Frank van Eerdenburg1 (1. Department of Farm Animal Health, Faculty of Veterinary Medicine, Utrecht University, 2. Vetvice/Cowsignals, 3. Nedap Livestock Management, 4. Adaptation Physiology Group, Department of Animal Sciences, Wageningen University & Research)