Assertion: coccidiosis's effect | /r/HasProperty | challenged with eimeria acervulina
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Source sentences:
text: Duffy, C.F., G.F. Mathis and R.F. Power, 2005: Effects of Natustat™ supplementation on performance, feed efficiency and intestinal lesion scores in broiler chickens, challenged with Eimeria acervulina, Eimeria maxima and Eimeria tenella.