【摘要】 本文通过对某牛场 20头西门塔尔牛产奶量与其体型线性性状进行相关、通径分析，结果表明：尻长、乳房深、体高、胸围、乳头长与其产奶量呈弱正相关；尻宽与产奶量接近于中等正相关；尻长、尻宽、乳头长是影响产奶量的重要性状，且是正向作用；体高、胸围是影响产奶量的重要性状，起负面作用；尻长、尻宽对产奶量的直接作用大。更多还原

【Abstract】 In this paper analyses of correlation and path on 20 Ximen TaR cows′ milk product and their figure linear characters were carried out.The results showed that buttocks and teat length were feebly positively correlative with milk product Ruttocks width was near of medium positive correlation with milk product.Ruttocks length and width teat length were important characters whict affected imlk product and were positive effects.Body helght and thorax measurement were important negtive effects.Buttocks length and width affected milk product directly更多还原