China Animal Husbandry & Veterinary Medicine ›› 2010, Vol. 37 ›› Issue (12): 107-110.

• 遗传繁育 • Previous Articles     Next Articles

Determination of Growth and Development Indexes of the Different Hybrid Combination Offspring in Guizhou Bai Xiang Pig

YU Ding-biao，XU Hou-qiang，ZHANG Yong，CHEN Xiang，XU Cai-long   

  1. (Key Laboratory of Animal Genetics，Breeding and Reproduction in the Plateau Mountainous Region，Ministry of Education，Guizhou University，Guiyang 550025，China)
  • Received:1900-01-01 Revised:1900-01-01 Online:2010-12-20 Published:2010-12-20
  • Contact: XU Hou-qiang

Abstract: Guizhou Bai Xiang pig was took as female parent, Yorkshire, Duroc and Landrace were took as male parents in the cross combination experiment in this study. Set Guizhou Bai Xiang pig as control group and birth weight, twenty days weight and 2 to 6 month’s growth and development indexes of 3 hybrid combination’s F1 and control group were determined. The results showed that the birth weight of Guizhou Bai Xiang pig cross experiment was Duroc×Xiang> Yorkshire×Xiang> Landrace×Xiang> Xiang pig, and there was no significant differences between landrace×Xiang and control group(P>0.05), and the twenty days weight was Duroc×Xiang> Yorkshire×Xiang> Landrace×Xiang> Xiang pig. The growth and development indexes were significant difference and more and more significant as month age increased, the trend was Yorkshire×Xiang> Duroc×Xiang> Landrace×Xiang> Xiang pig, except of the length of two months old was Duroc×Xiang>Yorkshire×Xiang> Landrace×Xiang> Xiang pig,and the weight, length, chest size and abdominal circumference of three months old and the weight and length of five months old was Yorkshire×Xiang > Landrace×Xiang> Duroc×Xiang> Xiang pig.

Key words: Guizhou Bai Xiang pig; growth and development; hybrid combination

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