作者: M. Simeamelak , D. Solomon , T. Taye
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摘要: Effective Micro-organism (EM) is a product characterized by mix of aerobic and anaerobic microorganisms reported to have successfully be used for increasing productivity in integrated animal units poultry farms many countries including South Africa. The objective this study was evaluate the effect EM on production performance Rhode Island Red (RIR) chicks. A total 348 RIR day old chicks were randomly divided into twelve groups 29 each group housed separate individual pen thoroughly cleaned prepared advance. Finally 4 treatments containing 0, 4, 8 12 ml EM/litre drinking water assigned experimental completely randomized design with 3 replicates period weeks. Feed consumption, chick growth, feed conversion efficiency survival rate as evaluation parameters. results showed that there no significant difference between all treatment (P>0.05) mean weekly consumption though placed 0 ml/liter tended consume more. There growth during first week brooding. However, (90%) weakly body weight gain an age weeks significantly higher EM/liter (P<0.05) compared others. 4-12 than negative control treatment. In summary result clearly inclusion 4-12ml resulted improvement performance, health status brooding Investigating feasi