期刊文献+

无应激敏感基因双肌臀大约克种猪的繁殖性能初报 被引量:1

A preliminary study on the reprodutive performance of Large White sows with non-halothane allogene
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摘要 经引种扩繁选育 ,育成无应激敏感基因 (RYR1基因 )双肌臀大约克猪公猪 1 8头 (6个血统 )、母猪 99头的育种群体。 36头后备公猪和 1 4 4头母猪校正到 1 0 0kg体重时的日龄分别为 1 61 4和 1 62 4d ;倒数 3~ 4腰椎处背膘厚、倒数 3~ 4肋骨处背膘厚分别为 1 6 4~ 1 6 5mm和 1 4 2~ 1 4 6mm ;选择指数分别为 1 2 6 82和 1 2 4 38。纯繁初产 91窝和经产 94窝平均总产仔分别为 1 0 2 4和 1 1 2 1头 ;产活仔数 9 68和 1 0 85头 ;初生窝重、 2 1日龄窝重 68 32和 69 2 4kg;35日龄育成仔数 9 93和 1 0 62头 ;窝重 1 1 7 91和 1 33 48kg ;育成率 94 5 %和 94 3 %。
出处 《畜牧与兽医》 北大核心 2001年第5期19-20,共2页 Animal Husbandry & Veterinary Medicine
基金 常熟市科委计划项目 1 998年度江苏省种猪新品种更新工程项目
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  • 1匡宝晓.夏季如何管理好母猪[J].养猪,2005(4):51-52. 被引量:1
  • 2刘学剑.热应激对母猪繁殖性能的影响[J].养猪,1995(2):14-14. 被引量:14
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  • 7Spencer J D, Boyd R D, Cabrera R, et al. Early weaning to reduce tissue mobilization in lactating sows and milk supplementation to enhance pig weaning weight during extreme heat stress [J]. Journal of Animal Science, 2003, 81 : 2041-2052.
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  • 9Gourdine J L, Bidanel J P, Noblet J, et al. Effects of breed and season on performance of lactating sows in a tropical humid climate [J]. Journal of Animal Science, 2006a, 84: 360-369.
  • 10Gourdine J L, Bidanel J P, Noblet J, et al. Effects of breed and season on the feeding behavior of multiparous lactating sows in a tropical humid climate [ J ]. Journal of Animal Science, 2006b, 84 : 469-480.

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