文章摘要
Correlation analysis on body measurementstraits in Pingba gray goose
  
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Author NameAffiliation
王单单,李万贵,潘兰兵,等 贵州大学动物科学学院/高原山地动物遗传育种与繁殖省部共建教育部重点实验室 
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Abstract:
      In this study,66 geese which were 14 weeks old, healthy, similar body condition and lived in the similar grazed environment were selected randomly as experimental samples, the body measurements traits of Pingba gray goose were measured. The results showed that body weight, breast width, shank length, shank girth of male geese were significantly higher than female geese. Correlation analysis showed that there were no significant correlated between body slanting length and fossil bone length, shank girth and breast depth.Regression analysis between body measurements traits and body weight showed that the optimum regression equation was obtained as follows, Y=-787.718+61.742X2+94.298X4+234.253X6, determination coefficients of model (R2) was 0.557, coefficients of stimate value of fossil bone length (X2), breast width (X4) and shank girth (X6) reached a very significant level.
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