Suplementasi ß-Mannanase Pada Pakan Yang Mengandung Bungkil Inti Sawit Terhadap Produktivitas Dan Pembiayaan Pakan Ayam Petelur
The aim of this study was to observe the effectivity of palm kernel meal (PKM) and its combination enzyme ß-mannanase in ration. The population of laying hens was 5000 in opened-house system reared until 80 weeks of old. The population was divided into 5 groups of treatments which are P0: Control gr...
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Summary: | The aim of this study was to observe the effectivity of palm kernel meal (PKM) and its combination enzyme ß-mannanase in ration. The population of laying hens was 5000 in opened-house system reared until 80 weeks of old. The population was divided into 5 groups of treatments which are P0: Control group with normal feed formulation, P1: 7% PKM without ß-Mannanase, P2: 14% PKM without ß-Mannanase, P3: 7% PKM with ß-Mannanase, and P4: 14% PKM with ß-Mannanase. The pkm and its combination can effectively reduce the feed intake and feed cost without decreasing the HDP in the same value of PKM. However, HDP can be reduced by certain PKM percentage due to the lower energy absorption and impact negatively the egg weight. Mortality rate was not affected and remained up of standard. The pkm and its combination can decrease significantly feed intake, feed cost, HDP and EW but not mortality rate. |
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