After vein injection in pigling for 40 hours, the pig begin to present the same symptom and necropsy as the natural case.
静脉接种仔猪，40小时左右发病，发病后引起与自然病例相同的临床症状及剖检变化。
The present invention provides a new type yeast zymolite for improving growth behaviors of pigling and its production method.
本发明提供的是一种改善仔猪生长性能的新型酵母酶解物及及生产方法。
The present invention provides a new type yeast zymolite for improving growth behaviors of pigling and its production method.
本发明提供的是一种改善仔猪生长性能的新型酵母酶解物及及生产方法。
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