The Present Situation and Developing Trend of Laying Hens ’Welfare in China
谢守前,詹凯,金光明,李升和,李俊营,刘伟,李岩,马瑞钰,刘盛南
Chinese Agricultural Science Bulletin . 2018, (17): 129 -134 .  DOI: 10.11924/j.issn.1000-6850.casb17060043