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Effect of Housing Systems - Barn vs Cage on the First Phase Egg Production and Egg Quality Traits of Laying Pullet
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  • Effect of Housing Systems - Barn vs Cage on the First Phase Egg Production and Egg Quality Traits of Laying Pullet
  • Effect of Housing Systems - Barn vs Cage on the First Phase Egg Production and Egg Quality Traits of Laying Pullet
저자명
Ahammed. Musabbir,Ohh. Sang Jip
간행물명
한국가금학회지
권/호정보
2013년|40권 1호|pp.67-73 (7 pages)
발행정보
한국가금학회
파일정보
정기간행물|ENG|
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이 논문은 한국과학기술정보연구원과 논문 연계를 통해 무료로 제공되는 원문입니다.
서지반출

기타언어초록

With an increasing concern on laying hen welfare, barn system has appeared as one of the alternatives to replace the conventional cage. This study was conducted to compare the early laying performance and egg quality at the barn system with those at the conventional cage. A total of 288 shaver-579 brown layers were used for 9 weeks ($21^{st}$ to $30^{th}$ weeks of age) feeding study. Feed consumption and egg weight were significantly (P<0.01) higher at barn than at cage. However, there were no significant differences between two housing systems on hen day egg production (HDEP), egg mass, body weight, feed efficiency and livability. In case of egg quality parameters, shell thickness, albumen height and Haugh unit were significantly (P<0.05) different between two systems. Haugh unit and albumen height were significantly higher in eggs produced at cage (88.97 and 8.16 mm) compared than those produced at barn (83.11 and 6.87 mm), whereas shell thickness was thicker in eggs produced at barn than those produced at cage. Shape index, breaking strength, blood spots and yolk index data were not influenced significantly by the types of housing system. To implement welfare bestowing production, this study showed that the barn system can replace the conventional cage without serious sacrifices on starting phase egg production. In addition, this study suggested that the barn system need to be optimized in view of daily feed consumption.