Năng suất sinh sản gà lạc thủy nuôi bán thâm canh

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Tác giả: Hữu Đoàn Bùi, Hoàng Thịnh Nguyễn, Thị Châu Giang Nguyễn

Ngôn ngữ: Vie

Ký hiệu phân loại:

Thông tin xuất bản: Khoa học kỹ thuật chăn nuôi 2021

Mô tả vật lý: 14-17

Bộ sưu tập: Metadata

ID: 408337

Thêm vào giỏ Liên kết toàn văn

Gà Lạc Thủy là một trong các giống đã được thuần hóa và phát triển lâu đời cùng với đời sống của người dân ở huyện Lạc Thủy tỉnh Hòa Bình. Nghiên cứu được tiến hành nhằm đánh giá khả năng sinh sản của gà Lạc Thủy nuôi bán thâm canh trong nông hộ tại huyện Lạc Thủy tỉnh Hòa Bình. 300 gà Lạc Thủy từ 0 đến 18 tuần tuổi được chia làm 3 lô đê đánh giá tỷ lệ nuôi nuôi sống, đến giai đoạn theo dõi sinh sản của gà Lạc Thủy được thực hiện thông qua theo dõi, phân tích các chỉ tiêu sinh sản của 50 gà mái (lặp lại 3 lần). Kết quả nghiên cứu cho thấy: gà Lạc Thủy có tuổi để đạt 5% ở 137 ngày tuổi, tuổi để đạt đỉnh cao lúc 196 ngày tuổi với tỷ lệ đẻ 51,53% tương ứng với 3.61 quả/mái/tuần
tiêu tốn thức ăn/10 quả trứng là 4,49kg
chi số hình thái của trứng 1,28
tỷ lệ trứng có phôi 91,8% và tỷ lệ gà loại I so với sô trứng đưa vào ấp 71%. , Tóm tắt tiếng anh, Vietnam is considered as one region where domestication of chickens in the world. Over thousands of years of history, Vietnamese have domesticated and developed many chicken breeds, which can be good adaptation to the natural conditions of each region and different breeding conditions. Lac Thuy chicken is one of the domestication chicken breeds and developed along with the livelihood of the people in Lac Thuy District, Hoa Birth Provine. The study was conducted to evaluate the fertility of Lac Thuy chickens. 300 Lac Thuy chickens (from 0 week of age to 18 weeks of age) were divided to 3 groups (100 chicks/group) for evaluation of survival rate. At reproduction stage, 50 Lac Thuy hens/group were monitored for determination of fertility. In household farming conditions, Lac Thuy chicken hens showed the age at 5% and the highest of laying egg rate were at 137 day-old and 196 day-old, respectively. The FCR per 10 eggs was 4.49kg and the rate of egg embryos was 91.8%. The type I chicken per hatching eggs was 71%.

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