新疆农业科学 ›› 2025, Vol. 62 ›› Issue (2): 484-493.DOI: 10.6048/j.issn.1001-4330.2025.02.026

• 草业·畜牧兽医·农业经济 • 上一篇    下一篇

新疆东疆地区新疆驴和南疆地区新疆驴泌乳规律差异比较

张国威(), 陈斌, 刘武军()   

  1. 新疆农业大学动物科学学院,乌鲁木齐 830052
  • 收稿日期:2024-08-11 出版日期:2025-02-20 发布日期:2025-04-17
  • 通信作者: 刘武军(1966-),女,河南人,教授,博士,硕士生/博士生导师,研究方向为动物遗传育种,(E-mail)lwj_ws@163.com
  • 作者简介:张国威(1998-),男,新疆人,硕士研究生,研究方向为动物遗传育种,(E-mail)1483182090@qq.com
  • 基金资助:
    新疆驴新类型选育关键技术研究(2020B01002-1);驴乳用类型综合选育技术示范(2022NC103);中国农村专业技术协会新疆伊吾驴产业科技小院

Comparative analysis of lactation patterns of Xinjiang Donkey in Eastern Xinjiang Region and Xinjiang Donkey in Southern Xinjiang Region

ZHANG Guowei(), CHEN Bin, LIU Wujun()   

  1. College of Animal Science, Xinjiang Agricultural University,Urumqi 830052,China
  • Received:2024-08-11 Published:2025-02-20 Online:2025-04-17
  • Supported by:
    Study on Key Techniques of Breeding New Donkey Types in Xinjiang(2020B01002-1);Demonstration of Comprehensive Breeding Techniques for Donkey Milk Types(2022NC103);Xinjiang Yiwu Donkey Industry Science and Technology Academy of China Rural Professional Technical Association

摘要:

【目的】研究新疆东疆地区新疆驴和南疆地区新疆驴产奶量及泌乳规律的差异。【方法】选取65头东疆地区(半舍饲半放牧)新疆驴;70头南疆地区(舍饲)新疆驴;通过逆多项式模型、立方模型、六次多项式模型拟合泌乳曲线,探究东疆地区新疆驴和南疆地区新疆驴泌乳规律差异。利用体尺性状与月均产奶量建立最优回归模型,作为其半放牧半舍饲条件下的泌乳水平预测模型。【结果】六次多项式模型对新疆驴泌乳曲线拟合效果最优,东疆地区新疆驴泌乳高峰更长,日均产奶量及峰值产奶量东疆地区新疆驴均优于南疆地区新疆驴。东疆地区新疆驴体尺与产奶量的回归模型可作为半舍饲半放牧条件下泌乳水平预测模型。【结论】新疆东疆地区半舍饲半放牧新疆驴泌乳性优于南疆地区(舍饲)新疆驴。

关键词: 东疆地区新疆驴; 南疆地区新疆驴; 泌乳规律; 饲养管理; 体尺

Abstract:

【Objective】To study the difference of milk yield and lactation regularity of Comparative analysis of lactation patterns of Xinjiang Donkey in Eastern Xinjiang Region and Xinjiang Donkey in Southern Xinjiang Region.【Methods】In this study, 65 healthy Xinjiang Donkey in Eastern Xinjiang Region were selected from half house feeding and half grazing. 70 farmed Xinjiang Donkey in Southorn Xinjiang whose lactation curve was fitted by inverse polynomial model, cubic model and sixth-degree polynomial model to explore the difference of lactation regularity of donkeys in different areas of Xinjiang. The optimal regression model was established based on body size traits and average monthly milk yield, which was used as the prediction model of milk level under semi-grazing and semi-house feeding conditions. 【Results】The results showed that the sixth-degree polynomial model had the best fitting effect on the lactation curve of Xinjiang donkeys. The lactation peak was longer in eastern Xinjiang, and the average daily milk yield and peak milk yield of Xinjiang Donkey in Eastern Xinjiang Region were better than that of Xinjiang Donkey in Southorn Xinjiang. The regression model of body size and milk yield in eastern Xinjiang could be used as a prediction model of lactation level under semi-grazing and semi-house feeding condition【Conclusion】The lactation performance of semi-herding and semi-herding Xinjiang Donkey in Eastern Xinjiang Region is better than that of the donkeys in southern Xinjiang.

Key words: Xinjiang Donkey in Eastern Xinjiang Region; Xinjiang Donkey in Southorn Xinjiang; lactation regularity; feeding and management; body measure

中图分类号: 


ISSN 1001-4330 CN 65-1097/S
邮发代号:58-18
国外代号:BM3342
主管:新疆农业科学院
主办:新疆农业科学院 新疆农业大学 新疆农学会

出版单位:《新疆农业科学》编辑部
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