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Bacillus spp. used in feedstuff influenced the height of jejunum villus compared to other small intestine;
相比其它肠段，饲用芽孢杆菌对空肠绒毛高度影响较大；
youdao
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Bacillus spp. used in feedstuff influenced the height of jejunum villus compared to other small intestine;
相比其它肠段，饲用芽孢杆菌对空肠绒毛高度影响较大；
youdao