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Baca Juga : EVALUASI PRODUKTIVITAS KARKAS AYAM PETELUR JANTAN (“KALASAN”) YANG DIBERI RANSUM KOMERSIL BROILER DENGAN SUBSTITUSI TEPUNG AMPAS TAHU, PROBIOTIK DAN ACIDIFIER (Fadillah Hidayat, 2015) ,

Baca Juga : ANALISIS EKONOMI PEMELIHARAAN AYAM KAMARAS JANTAN DENGAN PEMBERIAN RANSUM KOMERSIL YANG DISUBSTITUSI TEPUNG AMPAS TAHU + TEPUNG KULIT TELUR + FEED SUPPLEMENT (Murniati, 2016) ,

tepung ampas tahu sebanyak 0% (p1), 10% (p2), 20 (p3), dan 30% (p4). perlakuan p2-p4 ditambah probiotik+acidifier masing-masing sebanyak 0.3%. data dianalisis dengan analysis of variance (anova), jika terdapat perbedaan yang nyata, dilanjutkan dengan uji jarak berganda duncan (steel dan torrie, 1993). parameter yang diamati adalah berat dan persentase karkas, potongan karkas, giblet, dan lemak abdomen. hasil penelitian memperlihatkan bahwa substitusi ransum komersil broiler 512 bravo dengan tepung ampas tahu sampai 30% ditambah probiotik dan acidifier masing-masing sebanyak 0.3% tidak berpengaruh nyata (p>0.05) terhadap berat dan persentase karkas, potongan karkas, hati, rempela, jantung, serta lemak abdomen ayam “kalasan”. ayam “kalasan” yang diberi ransum substitusi tepung ampas tahu ditambah probiotik+acidifier cenderung memiliki lemak abdomen yang lebih rendah. kata kunci: ampas tahu, probiotik, acidifier, karkas, ayam evaluation of carcass yields of male chicken layers fed commercial broiler diet substituted by tofu waste meal and addition of probiotic and acidifier fadillah hidayat nim 1005104010018 abstract the aim of present study was to evaluate carcass yields of male layer chickens fed on tofu waste meal as partial substitution of meat commercial diet as well as addition of probiotic+acidifier. the research was conducted at the field lab, department of animal husbandry, faculty of agriculture, syiah kuala university, from 17 january to march 13, 2015. the study used 100 male layer doc, produced by pt. charoen pokphand jaya farm, medan. the study was designed into completely randomized design with subsamples (crd) consists of 4 treatments, 5 replications, and 2 subsamples. each repetition was an experimental unit, each consists of 5 chickens. the treatment was observed over a period of 512 bravo meat commercial diets substituted with tofu waste meal as much as 0% (p1), 10% (p2), 20% (p3), and 30% (p4), respectively. each treatment of p2-p4 was added by 0.3% probiotic and 0.3% acidifier. data was analyzed by analysis of variance (anova), if there was a significant difference, then continued by the duncan multiple range test (steel dan torrie, 1993). measured parameters were the weight and percentage of whole carcass, retails cut-up, giblets, and abdominal fat. the results of study indicated that the chickens fed on 512 bravo meat commercial diets substituted with up to 30% tofu waste meal and addition of 0,3% probiotic+0,3% acidifier had no significant differences (p>0.05) on the weights and percentages of whole carcass, retails cut-up, giblets, and abdominal fat of male layer chickens. there were no significant difference, but the birds fed commercial diet substituted by 30% tofu waste meal tended to decline abdominal fat. key words: tofu waste meal, probiotic, acidifier, carcass, chicken

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PENGARUH SUPLEMENTASI CAMPURAN PROBIOTIC DAN ACIDIFIER DALAM RANSUM KOMERSIL DENGAN SUBSTITUSI BAHAN PAKAN FERMENTASI TERHADAP BERAT DAN PERSENTASE KARKAS AYAM BROILER (ghazali, 2013) ,

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