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                                                                                                                                                                                                      海蘭褐

                                                                                                                                                                                                      海蘭褐殼蛋雞(HY-LINE VARIETY BROWN)是美國海蘭國際公司培育的四系配套優良蛋雞品種。

                                                                                                                                                                                                      具有高的飼料轉化率、優質的蛋品質量、高的成活率、良好的羽毛覆蓋、好的蛋殼顏色、蛋殼斑點少等優點。

                                                                                                                                                                                                        海蘭褐具有飼料報酬高、產蛋多和成活率高的優良特點,海蘭褐的商品代初生雛,母雛全身褐色,公雛全身白色,可以自辨雌雄。商品代母雞在成年后,全身羽毛基本(整體上)紅色,尾部上端大都帶有少許白色。該雞的頭部較為緊湊,單冠,耳葉紅色,也有帶有部分白色的。皮膚、喙和脛黃色。體形結實,基本呈元寶形。



                                                                                                                                                                                                      美國海蘭褐父母代生產性能標準

                                                                                                                                                                                                      母雞成活率

                                                                                                                                                                                                      1—18/18--70周

                                                                                                                                                                                                      94%/91%

                                                                                                                                                                                                      公雞成活率

                                                                                                                                                                                                      1—18/18--70

                                                                                                                                                                                                      93%/90%

                                                                                                                                                                                                      50%產蛋率日齡


                                                                                                                                                                                                      150日齡



                                                                                                                                                                                                      93%(28周)

                                                                                                                                                                                                      入舍雞產蛋數,枚

                                                                                                                                                                                                      18—70周

                                                                                                                                                                                                      267

                                                                                                                                                                                                      飼養日產蛋數,枚

                                                                                                                                                                                                      18—70周

                                                                                                                                                                                                      279

                                                                                                                                                                                                      合格的入孵蛋數,枚

                                                                                                                                                                                                      25—70周

                                                                                                                                                                                                      232

                                                                                                                                                                                                      生產的母雛數,只

                                                                                                                                                                                                      25—70周

                                                                                                                                                                                                      93

                                                                                                                                                                                                      平均每周產母雛數,只/周

                                                                                                                                                                                                      25—70周

                                                                                                                                                                                                      2.0

                                                                                                                                                                                                      平均孵化率

                                                                                                                                                                                                      25—70周

                                                                                                                                                                                                      79%

                                                                                                                                                                                                      母雞體重

                                                                                                                                                                                                      18—60周(成年)

                                                                                                                                                                                                      1.15/2.10千克

                                                                                                                                                                                                      公雞體重

                                                                                                                                                                                                      18—60周(成年)

                                                                                                                                                                                                      2.38/3.13千克

                                                                                                                                                                                                      每只入舍雞飼料消耗

                                                                                                                                                                                                      1—18周(累計)

                                                                                                                                                                                                      6.75千克


                                                                                                                                                                                                      18—79周(平均每日)

                                                                                                                                                                                                      100克


                                                                                                                                                                                                      美國海蘭褐商品代生產性能標準

                                                                                                                                                                                                      周齡

                                                                                                                                                                                                      飼養日產蛋率

                                                                                                                                                                                                      死亡率累計

                                                                                                                                                                                                      飼養日產蛋數累計

                                                                                                                                                                                                      入舍雞產蛋數累計

                                                                                                                                                                                                      體重(kg)

                                                                                                                                                                                                      平均蛋重

                                                                                                                                                                                                      60

                                                                                                                                                                                                      84

                                                                                                                                                                                                      2.4

                                                                                                                                                                                                      253.2

                                                                                                                                                                                                      250.2

                                                                                                                                                                                                      1.93

                                                                                                                                                                                                      66.3

                                                                                                                                                                                                      74

                                                                                                                                                                                                      75

                                                                                                                                                                                                      3.6

                                                                                                                                                                                                      331.1

                                                                                                                                                                                                      325.8

                                                                                                                                                                                                      1.94

                                                                                                                                                                                                      67.0

                                                                                                                                                                                                      80

                                                                                                                                                                                                      70

                                                                                                                                                                                                      4.2

                                                                                                                                                                                                      361.5

                                                                                                                                                                                                      355.0

                                                                                                                                                                                                      1.94

                                                                                                                                                                                                      67.2


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