1) Holstein heifer
黑白花育成牛
1.
Five Holstein heifers at the age of between 20 mo and 34 mo without abnormal uterus and ovaries were selected to study the effects of milking inducing by hormone injection combined with dexam-ethasone and udder massage.
选用5头(20-34月龄)无子宫和卵巢疾病的黑白花育成牛,研究用诱乳激素配合地塞米松和乳房按摩诱导泌乳的效果。
2) Holstein
[英]['hɔlstain] [美]['holstaɪn]
黑白花牛
1.
Comparison of Nitrogen Balance in Yak and Holstein;
牦牛与黑白花牛的氮平衡比较研究
2.
Preliminary studies on RAPD Markers of Yak, Holstein and Its Outbreds;
牦牛、黑白花牛及其远缘杂种RAPD标记的初步研究
3) Holstein
[英]['hɔlstain] [美]['holstaɪn]
黑白花奶牛
1.
Cloning and Sequence Analysis of Mature Interferon-τ Gene from Chinese Holstein and a Classification for Bovine Interferon-τ;
中国黑白花奶牛干扰素-τ成熟蛋白基因的克隆与序列分析及牛干扰素-τ的分类
2.
PCR-RFLP at growth hormone gene in yak and Holstein;
西藏牦牛和黑白花奶牛生长激素基因AluⅠ多态性的比较研究
4) dairy cow
黑白花奶牛
1.
Total RNA was extracted from mammary tissue of lactating dairy cows.
从泌乳中国黑白花奶牛的乳腺组织中提取基因组RN A,根据报道的奶牛酪蛋白αs1m R N A序列设计其上、下游引物,用RT-PCR进行cD N A扩增,获得1条434bp的片段。
5) black-white cow
黑白花奶牛
1.
Polymophism of milk proteins in black-white cow genetic distance and cluster analysis;
云南黑白花奶牛乳蛋白质遗传多态性研究——遗传距离与聚类分析
2.
5% in black-white cows in G.
通过人用血糖/血酮仪测试80头黑白花奶牛泌乳期血酮水平,分析血酮水平与胎次、泌乳月及日产奶量的关系,对贵州地区奶牛酮病作出初步调查研究。
3.
The isozymic patterns of Isocitric dehydrogenase(IDH),Lactatedehydrogenase(LDH),Malate dehydrogenase(MDH)and Esterase(EST)in normalserum of Black-white cows have been compared using gel electrophoresis method.
本文采用聚丙烯酰胺凝胶电泳技术，对黑白花奶牛正常血清中的异柠檬酸脱氢酶（ＩＤＨ）；乳酸脱氢酶（ＬＤＨ）；苹果酸脱氢酶（ＭＤＨ）和酯酶（ＥＳＴ）同工酶酶谱进行了比较。
6) Holstein dairy cow
黑白花奶牛
1.
samples of vein blood in Holstein dairy cows were analysed for blood gas using IL 1302 type of blood gas analyser.
用IL 130 2型血气分析仪对 2 1头黑白花奶牛的静脉血血样进行血气分析。
2.
Eighty Holstein dairy cows with clinical health were used to approach effect ofHCG at different dosage on non-return rate in dairy cows.
在80头临床健康的黑白花奶牛中探讨了不同剂量HCG对奶牛情期受胎率的影响。
补充资料：黑白花牛
| 黑白花牛 Black-White 体型最大3、分布最广、产奶量最高的奶牛品种。原产于荷兰的西弗里斯兰和北荷兰省。因毛色呈黑白花片，故名。分乳用和乳肉兼用两型。头狭长，额有白三角星或白鼻梁，角细短，体型略呈楔形，腹下、四肢、关节和尾帚均为白色。乳用型牛体格高大，乳房特别发达，静脉明显。年平均产奶量6500～7500千克。兼用型牛体型略小，身躯低矮宽深，乳房匀称，附着良好。年平均产奶量4500～6000千克。肥育后的屠宰率可达55％～60％，肉质细嫩多汁。中国引进种公牛与当地母黄牛杂交选育，偏乳用型。
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参考词条