| 缩短犊牛断奶日龄以提高经济效益 |
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| 引用本文： | 王志武,梁全忠,杨效民,韩文让,孙锐锋,赵瑞生.缩短犊牛断奶日龄以提高经济效益[J].山西农业大学学报(自然科学版),2002,22(2):184-185. |
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| 作者姓名： | 王志武 梁全忠 杨效民 韩文让 孙锐锋 赵瑞生 |
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| 作者单位： | 1. 山西省农科院畜牧兽医研究所,山西,太原,030032
2. 山西省山阴县政府,山西,山阴,038400 |
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| 摘 要： | 采用 10头初生犊牛 ,分为 2组 ,每组各 5头 ,分别进行 4 0日龄 (试验组 )和 10 0日龄 (对照组 )断奶试验。试验组 4 0日龄断奶后用代乳料喂至 10 0日龄 ,然后与对照组一起采食普通草料。结果 :两组犊牛各阶段体尺、体重、发病率 ,成活率的差异均不显著。而成本核算试验组每头犊牛的培育成本降低 5 2 5元
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| 关 键 词： | 犊牛 代乳料 40日龄 |
| 文章编号： | 1671-8151(2002)02-0184-02 |
| 修稿时间： | 2001年11月12 |
Trial on Shortening Weaning Days to Improve Economic Benefit |
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| WANG Zhi\|wu et al..Trial on Shortening Weaning Days to Improve Economic Benefit[J].Journal of Shanxi Agricultural University,2002,22(2):184-185. |
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| Authors: | WANG Zhi\|wu |
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| Abstract: | In this trial,10 newboin calves were equally divided into 2 groups at random,we dealed with them in the different way.Group Ⅰ called test group was provided milk replacer for 40 days,group Ⅱ called ck group was provided the same thing for 100 days,then 10 calves were fed on common grass.The result is that the difference between two groups in body size and weight during different stages,incidence of a disease,survival rate after weaning was not apparent.However,the expense of test group was decreased by $ 525. |
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| Keywords: | Calves milk Replace 40 day |
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