Preface

On behalf of the Organizing Committee, I would like to express my sincere gratitude for your participations and contributions in the 4 th Animal Production International Seminar (4 th APIS) held in Malang, Indonesia, 24 to 27 October 2019. I would also like to express special thanks to the keynote speakers: Prof. Shinichi Yonekura from Shinshu University Japan; Prof. Rasmus Heller from University of Copenhagen, Denmark; Prof. Pornthep Anussornnitisarn from Kasetsart University, Thailand; and Prof. Bambang Purwantara from IPB University and ANBIOCORE, Indonesia for the attendance to give their in-depth insight in the seminar. The 4 th APIS is organized by Faculty of Animal Science, University of Brawijaya to facilitate dissemination on research, practical works, policy, and strategy on animal production with the theme of “Strengthening Research and Networking for Sustainable Animal Production in the Era of Industrial Revolution 4.0”. The primary focus of this international seminar is to discuss issues in regards to the sustainable animal production especially in facing current industrial shift. The 4 th APIS provide a suitable platform for the scientific community where almost 200 participants met to exchange ideas and share their insights. In the conference, various researchers and experts from various countries, such as Malaysia, Sudan, and of course Indonesia, had presented their most recent discoveries which divided into several topics: Animal Production, Animal Nutrition, Animal Reproduction and Breeding, Animal Product Technology, Animal Agribusiness, and Related Sciences. Moreover, special topics of Advanced Genetic in Animal Production, Advanced Monogastric Production Special Topic in Poultry Research, Special Topic in Forage Ruminant Production are presented by invited speakers during workshop session. Last but not least, I would also like to express my gratitude to the Rector of University of Brawijaya, Dean of the Faculty of Animal Science, and every staff of the Faculty of Animal Science for the unwavering commitment as the seminar organizer and supports. All of the published articles in this proceeding had passed vigorous selection and reviewed by professionals to be published in the 4 th APIS proceedings. I hope that the publication of 4 th APIS proceedings can bring beneficial contributions to the development of animal production. Eko Widodo, Ph.D. Universitas Brawijaya, Malang, Indonesia Chairman of the 4 th APIS 2019 October 2019, Malang, Indonesia