利鲁牛生产性能测定报告（二报）

摘要

[目的]为了进一步掌握利鲁牛的选育效果。[方法]选择18月龄和30月龄利鲁牛公牛各6头进行生长发育测定及屠宰试验。[结果]利鲁牛18月龄和30月龄的体重、体尺、肉用性能如屠宰率、净肉率、肉骨比等显著高于文献报道的同年龄阶段利鲁F1、鲁西黄牛的屠宰性能。[结论]利鲁牛生长发育快,产肉性能明显优于鲁西黄牛,值得推广应用。%【Objective】The purpose was to master the selection effects of LI-LU Cattle.【Method】Growth and development and slaughter performance of 18-mon and 30-mon LI-LU Cattle were measured.【Result】The body weight,body size and meat performance such as dressing percentage,meat percentage,meat-bone ratio of 18-mon and 30-mon LI-LU Cattle were higher than LI-LU F1 and Lu-XI yellow cattle.【Conclusion】Growth and development and meat performance of LI-LU Cattle were better than Lu XI yellow cattle,which was worthy to be spread and exploitation.