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rou gou de si yang ji shu
Author(s): 
Pages: 41
Year: Issue:  1
Journal: Henan Journal of Animal Husbandry and Veterinary Medicine

Keyword:  GetLinkList(KeywordFilter('饲养技术:8801肉狗:2446多种维生素:1765生物学特性:1742生长素:1697适应能力:1410繁殖技术:1216气候变化:1213矿物质添加剂:1169米糠:1095')'kw''CJFQ');
Abstract: 1生物学特性狗在动物分类学上属于肉食目,但经人类驯养后,其食性发生变化,已成为以肉食为主的杂食动物,但素食也照样生长发育良好。狗的嗅觉、听觉灵敏,视觉不发达,但不夜盲,具有夜行动物的特征。最差的是味觉,对食物的种类、新鲜或腐败,全靠嗅觉来判断。狗有发?..
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