A Review of Welfare Chicken Farming System

摘要: This review was performed to investigate the current researches on welfare of rearing environments system in farming chicken, including stocking density, perch, housing and research trend. The investigation indicated that most developed countries took much efforts into making appropriate regulations improve environment about broilers laying hens, particularly more parts hens. Recently have varied a lot, be detailed than before. Moreover, some give valuable suggestions well-being poultry industry such as additional facilities. Until now it has been known, quality products will income producers increase along with improvement welfare. Therefore relevant agencies organizations can strengthen belief consumers especially competition is so fierce today. In conclusion, should carried out real situation international trends create rules professional consulting training.