Udo, HMJ, Animal Production Systems Group, WIAS-Wageningen University, Wageningen, The Netherlands (Netherlands)Ulrikus, RLUlupi, Niken, Department of Animal Production and Technology, Faculty of Animal Science, Bogor Agricultural University, Indonesia (Indonesia)Umami, Nafiatul, Faculty of Animal Science, Universitas Gadjah Mada (Indonesia)Umami, Nafiatul, Faculty of Animal Science Universitas Gadjah Mada (Indonesia)Untu, Ivonne Maria, Department of Nutrition and Feed Sciences, Faculty of Animal Husbandry, Sam Ratulangi University, Jalan Kampus Unsrat, Manado 95115, Indonesia (Indonesia)Usman, Yunasri, Animal Husbandry Department, Agricultural Faculty, Syiah Kuala University, Banda Aceh (Indonesia)Usman, Yunasri, Laboratory of Animal Nutrition, Animal Husbandry Department, Agricultural Faculty (Indonesia)Utama, CS
