伊犁地区荷斯坦奶牛体尺体重及外貌评分对产奶量的影响  

Influence of Conformation Weight and Appearance of Holstein cows on Milk Yield in Ili Area

作　　者：张浩[1] 黄锡霞[2] 热西提.阿布都热依木 余雄[2] 柏开艳[2] 努尔比亚.吾布力 于梦然 

机构地区：[1]伊犁职业技术学院 [2]新疆农业大学动物科学学院

出　　处：《新疆农业科学》2010年第12期2447-2451,共5页Xinjiang Agricultural Sciences

基　　金：国家"十一五"科技支撑计划项目(2006BAD04A11-06);新疆维吾尔自治区"十一五"科技重大专项(200731134);国家博管委博士后基金项目

摘　　要：【目的】了解荷斯坦奶牛体尺、体重及外貌评分对产奶量的影响。【方法】通过对伊犁地区荷斯坦奶牛和褐牛的品种、外貌、体尺测定登记与整理,统计伊犁地区奶牛的体高、体长、胸围、管围、体重及外貌评分并利用数据,通过SPSS13.0统计软件进行产奶量的相关性分析。【结果】荷斯坦奶牛体高、体长、胸围、管围、体重、外貌评分对产奶量有显著影响(P<0.01)。【结论】为今后该地区在奶牛群的遗传选育和生产实践中正确考虑奶牛体尺、体重、体型性状、外貌性状对生产性能的影响,选择高产、稳产、健康的奶牛,合理规划育种方案和加强饲养管理,提供可靠的依据。【Objective】In order to understand influence of the body size,body weight and appearance score of Holstein cows on Milk Yield,【Method】Registration forms of Holstein cattle＇s and Brown cattle＇s,breed,appearance,body size and body weight from Ili area were systemized,body height,body length,heart girth,circumference of cannon bone and body weight of Holstein cattles in Ili area were counted,and correlation analysis between these factors and milk production was carried on by use of these data through SPSS13.0.【Result】 Results showed that body height,body length,chest circumference,shin circumference,body weight of Holstein cattle and appearance grade had extremely significant influence on milk production（P0.01）.【Conclusion】This study provided a reliable basis for the improvement of body size,body weight,apperance,genetic breeding ancl production of dairy cows in this area.

关 键 词：奶牛 体尺 体重 产奶量 

分 类 号：S823.91[农业科学—畜牧学]