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Chăn nuôi

Nguyễn Nhựt Xuân Dung, Lưu Hữu Mãnh, Nguyễn Ngọc Thắng(1)

ảnh hưởng vị trí phần bố ô chuồng trong trại kín thông gió lên năng suất sinh sản của gà mái đẻ

Effect of cage position in closed house on reproductive performance of laying hens

Khoa học Kỹ thuật Chăn nuôi

2015

4

64-69

1859-476X

An experiments was done to evaluate the effect of cage positions on temperature, humidity, reproductive performance and feed consumption of one thousand two hundred 38 wk old Hisex Brown layers for 10 weeks. Six blocks of cages which were papalled to along axis were dividediinto 5 positions. The temperature and humidity were different within a day (P0.05). The lowest average temperature was found at the first and second positions (25.9 and 26.00q, while the highest was at the fourth and last (27.40C and 27.30C). The highest average humidity was found at the first position (92.1 percent), while the lowest was at the last (86.3 percent; P

TTKHCNQG, CVv345