摘要
试验对１５头云南瘤牛进行了肉用性能的研究。供试牛只平均年龄３．５±０．５岁。去势公牛宰前活重２７８０±３８５ｋｇ，胴体重１３８．８０±１８．１２ｋｇ，净肉重１０９．７９±９．８１ｋｇ；屠宰率５０．０５±２．０８％，净肉率３９．５７±１．３８％，眼肌面积５３．９１±１３．２２ｃｍ￣２，公牛宰前活重３２４．５±２８５ｋｇ、胴体重１６５．９１±１６２９ｋｇ、净肉重１３０．０５±１５．５５ｋｇ、屠宰率为５１０８±１５３％，净肉率３９．９７±１．２９％，眼肌面积７６．０７±３．６ｃｍ￣２．结果表明：云南瘤牛在放牧条件下已具有较好的产肉性能和良好的肉质品质，是一优良的肉役兼用型牛种。
In this research,the meat perfon11ance of non-fatten Yunnan Bos indicuswas determined.The average age of experimentai cattle was 3.5±0.5 Years old.Theslaughter weight,Carcass,meat weight,dressing percentage,meat percentage andloin-eve area of the castrated bull and bull were respectively 278.0±38.5 kg,324.4±28.5 kg,138.8± 18.12kg,165.91±16.29kg,109.19± 9.81 kg,13005±15.55kg,50.05±2.08%,51.08±1.53%,39.57±1.38%,39.97 ±1.29%,53.91±13.22 cm 276.07±3.5 cm2.The results indicate that Yunnan Bos indicus have good meat perform-ance and meat quality on the condition of natural grazing.It is a good meat一draughttype local cattle breed.
出处
《云南农业大学学报》
CAS
CSCD
1996年第1期28-34,共7页
Journal of Yunnan Agricultural University
