外源猪生长激素基因被导入湖北白猪。
Foreign porcine growth hormone genes were introduced into Hubei white pigs.
总结皖系白猪前三个世代的选择效果。
Concluding the selection effects on the previous three generations of Wanxi white pig.
方法10头正常上海种白猪，出生2个月。
Methods The study population consisted of 10 normal pigs aged 2 months.
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