青海省泽库县高原型牦牛不同月份乳成分对比分析  

Comparative Analysis of Milk Composition with Different Months for Qinghai Plateau Yak

作　　者：吴海玥[1] 金鑫燕[1] WU Hai-yue(State Key Laboratory of Plateau Ecology and Agriculture,Key Laboratory of Plateau Grazing Animal Nutrition and Feed Science of Qinghai Province,Academy of Animal Science and Veterinary Medicine of Qinghai University,Xining 810016)

机构地区：[1]省部共建三江源生态与高原农牧业国家重点实验室,高原放牧家畜动物营养与饲料科学重点实验室,青海大学畜牧兽医科学院,西宁810016

出　　处：《青海畜牧兽医杂志》2020年第2期52-56,共5页Chinese Qinghai Journal of Animal and Veterinary Sciences

基　　金：青海省重点实验室专项(2013-Z-Y03)。

摘　　要：本试验对青海高原型牦牛不同月份的牦牛乳营养成分进行了测定,利用SPSS软件对其进行对比分析,结果显示:不同月份的牦牛乳成分指标均有所不同,尤其是主要营养成分脂肪、蛋白质、非脂乳固体和乳糖含量差异极显著(P<0.01)。进入冷季后,除脂肪含量外牦牛乳各营养成分均有明显的下降,尤其9月下旬营养指标下降最为明显,10月下旬各营养成分指标又有所回升。Milk composition of Qinghai Plateau-typed yak was determined in this study,and various nutrients were compared in different months by using SPSS software.The results showed that milk composition were different in different months,the main nutritional components of fat,protein,fat milk solids and lactose content was significant difference(P<0.01)in different months.After entering the cold season,the nutritional components of yak milk except the fat content decreased significantly,especially in late September,and then increased again in late October.

关 键 词：牦牛乳 乳成分 对比分析 

分 类 号：S858.28[农业科学—临床兽医学]