海狸鼠繁殖技术——选种选配
<正> 一、优良种兽的选译为使海狸鼠具有较强的繁殖机能,并能将自身的优良性状遗传给子代,使养殖场(户)获得更高的经济效益,必须每年对兽群进行选优去劣的选种选配工作。海狸鼠的选种分初选和精选。初选从雌鼠所产第二胎的仔鼠中进行,凡是胎产仔6—8只,且仔...
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Main Author: | 邹兴淮 |
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Format: | Article |
Language: | zho |
Published: |
Editorial Department of Chinese Journal of Wildlife
1991-01-01
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Series: | 野生动物学报 |
Online Access: | http://ysdw.nefu.edu.cn/thesisDetails#10.19711/j.cnki.issn2310-1490.1991.01.015 |
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