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猪的解剖生理与人类较为相似,作为实验动物比猫狗更优越,但体积、体重较大,实验操作上不方便,饲养管理也不经济。国外从40年代即开发新的实验动物品种,人工培育小型猪,并对小型猪的特点及应用进行了大量研究。小型猪应
Pig anatomy and physiology are similar to humans, as experimental animals better than cats and dogs, but the volume, weight, experimental operation is not convenient, feeding and management is not economical. Abroad from the 40’s that the development of new experimental animal breeds, artificial breeding of small pigs, and small pigs characteristics and application of a large number of studies. Small pig should be