Welcome To Website IAS

Hot news
Achievement

Independence Award

- First Rank - Second Rank - Third Rank

Labour Award

- First Rank - Second Rank -Third Rank

National Award

 - Study on food stuff for animal(2005)

 - Study on rice breeding for export and domestic consumption(2005)

VIFOTEC Award

- Hybrid Maize by Single Cross V2002 (2003)

- Tomato Grafting to Manage Ralstonia Disease(2005)

- Cassava variety KM140(2010)

Centres
Website links
Vietnamese calendar
Library
Visitors summary
 Curently online :  4
 Total visitors :  4051614

Effects of body-weight at the age of sexual mature on the reproduction of laying hens Luong Phuong (Author: Phan Bui Ngoc Thao, Tran Van Tinh, Nguyen Thi Hiep, Nguyen Huu Tinh, Nguyen Quoc Vu)
Thứ năm, 22-03-2012 | 13:42:58

 

Phan Bui Ngoc Thao, Tran Van Tinh,

Nguyen Thi Hiep, Nguyen Huu Tinh, Nguyen Quoc Vu

 

SUMMARY

 

The aim of this study is to investigate the effects of body-weight at 22nd week of age on the reproduction of laying hens Luong Phuong in the practical conditions of South Vietnam. Total of 1,800 pullets at 6th week of age were used for three treatments of controlling body-weight. This study indicated that pullets at 22nd week of age weighed at around 2.171 g in average had the highest egg production (166.8 eggs per hen) during 23 – 68 weeks of age.

Key words: Body-weight, sexual mature, laying hens, Luong Phuong


From: Journal of Animal Husbandry Sciences and Technics – AHAV

No.151 – 2011, page 29-33

Author: Nguyen Huu Tinh Email: tinh.nh@iasvn.org

Insititute of Agricultural Science for Southern Vietnam

Trở lại      In      Số lần xem: 1193

[ Tin tức liên quan ]___________________________________________________
Designed & Powered by WEBSO CO.,LTD