Muscovy duck reovirus番鸭呼肠孤病毒;番鸭呼肠病毒;探讨番鸭呼肠孤病毒;正前言番鸭呼肠孤病毒
breeding muscovy duck种番鸭
Muscovy duck reovinis禽
Muscovy duck reovirusis番鸭呼肠孤病毒病
muscovy duck reovirus disease番鸭呼肠孤病毒
Muscovy Duck Parvovirus番鸭细小病毒;细小病毒;是雏番细小病毒;与番鸭细小病毒
muscovy duck meat洋鸭
semi-muscovy duck半番鸭源
Muscovy duck parvovrius是由番鸭细小病毒
The results showed that: (l)The laying time of the muscovy duck can be devided into the first and the second laying period. The first laying period can last about 22 to 25 weeks.
采用“泄殖腔外托蛋法”对番鸭产蛋、就巢规律跟踪测试,结果表明:(1)番鸭产蛋分为第一、二产蛋期,第一产蛋期持续22~25周,换羽期10~12周;换羽后进入第二产蛋期,经20~22周产蛋后即可淘汰。
参考来源 - 番鸭繁殖、生殖激素变化规律及脑垂体总RNA的提取Compared with Muscovy duck, Sumu duck need to be further improved.
但与番鸭相比有些性状还有待进一步改良。
参考来源 - 苏牧鸭与樱桃谷鸭、番鸭的屠宰性状及肉质特性比较研究N(名词) a large crested widely domesticated South American duck, Cairina moschata, having a greenish-black plumage with white markings and a large red caruncle on the bill 麝鸭