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Response of Two Different Strains of Commercial Broilers to Different Dietary Amino Acid Allowance B Indarsih
Media Peternakan Vol. 32 No. 2 (2009): Media Peternakan
Publisher : Faculty of Animal Science, Bogor Agricultural University

Show Abstract | Download Original | Original Source | Check in Google Scholar | Full PDF (182.287 KB)

Abstract

The response of Cobb and Ingham strain commercial broilers to a range of dietary amino acids in a factorial experiment (2 strains x 2 sexes x 3 dietary treatments) with 3 replicates was evaluated. A total of 180 birds was sexed and weighed at one-day-old and randomly distributed to 36 brooders. Summit (246 g CP and 16.8 g lysine/kg) and dilution (120 g CP and 6.0 g lysine/kg) diets were prepared in isocaloric at 3100 kcal ME/kg. The estimated dietary level of crude protein for all birds at day-old was 240 g/kg and at 42 days were 120, 140 or 160 g/kg for females or 140, 160 or 180 g/kg for males. Body composition was measured at 42 days. Results revealed that strain Cobb males and females had a higher daily intake than Ingham, but Cobb females were less efficient in converting feed to weight gain than that of Ingham. The quantitative differences did not exist between genotypes, crude protein and lysine. Daily gain and feed utilization efficiency in both sexes were highest in group receiving the high protein diet. Lysine requirement was 14.58 g lysine /kg diet and 12.96 g/kg higher than NRC recommendation (1.05 % or 10.5 g/kg) for maximum breast meat and lowest abdominal fat. Key words: lysine, summit, dilution, breast meat, abdominal fat
A Study of Contract Broiler Production in Lombok, NTB: An Opportunity of Introducing Syariah Partnership B Indarsih; M H Tamsil; M P Nugroho
Media Peternakan Vol. 33 No. 2 (2010): Media Peternakan
Publisher : Faculty of Animal Science, Bogor Agricultural University

Show Abstract | Download Original | Original Source | Check in Google Scholar | Full PDF (292.71 KB) | DOI: 10.5398/medpet.2010.33.2.124

Abstract

A study to evaluate the implementation of integrated poultry production through contract farming system in  Lombok, NTB was carried out from June to November 2009. The descriptive methods were used whilst the data was collected using survey methods. Fifty contract farmers were selected to measure the business performance with references on management, performance production index,  FCR,  and percentage of mortality. The results of this study indicated that the contract broiler production was chosen due to: (1) risk sharing (27.6%), financial credits (25.8%), and the guarantee of marketing (23.3 %). Dissatisfaction particularly in aspects of incentive determination, the quota, and margins. The margin ratios between farmers and integrators, 30%: 70%; 40%: 60% or 50%: 50% with no clear reasons. Performance parameter was as an expectation, suggesting feed quality and management aspects were well implemented. In respect to Syariah bank, its outstanding was well understood but it have not been attractive to the contract farmers. The capital is not the main reason to work with the integrators. The government involvement was needed to encourage poultry industry growth and looking for the new potential region and legislation on maintaining environment. New investors should be encouraged to overcome instability price.
Feeding Diets Containing Different Forms of Duckweed on Productive Performance and Egg Quality of Ducks B Indarsih; M H Tamsil
Media Peternakan Vol. 35 No. 2 (2012): Media Peternakan
Publisher : Faculty of Animal Science, Bogor Agricultural University

Show Abstract | Download Original | Original Source | Check in Google Scholar | Full PDF (303.388 KB) | DOI: 10.5398/medpet.2012.35.2.128

Abstract

The present experiment was undertaken to study the feeding effect of diets containing different forms of duckweed for local ducks on their productive performance and egg quality or egg yolk pigmentation. A total of 90 birds of 24 wk old ducks were randomly divided  into 18 experimental units of 2.0 x 1.0 m2 of cages. The experiment was assigned in a completely randomized design (3 treatments with 6 replicates, 5 birds each). There were 3 dietary treatments, namely P1= ducks fed a complete diet containing 20 % of dried duckweed and given in the form of dry-mash; P2= a complete diet in P1 but it was offered in wet form (slurry); and P3= ducks were offered  basal diet in the form of dry-mash and fresh duckweed was offered separately ad libitum. Diets were formulated to have similar nutritional contents. Feed consumption, feed conversion ratio (FCR), and egg yolk pigmentation were measured. The result of the study showed that these three parameters were affected by the feeding different forms of duckweed. Feeding diet with fresh duckweed brought about the best pigmentation than did the dry one. Fresh duckweed offers a promise as a potential feedstuff for ducks and has a good implication in reducing feed processing cost.
Revisit the Development of Native Indonesian Chickens from Red Jungle Fowls (Gallus gallus bankiva) to Commercial Chickens Moh Hasil Tamzil; B Indarsih
WARTAZOA. Indonesian Bulletin of Animal and Veterinary Sciences Vol 32, No 1 (2022): March 2022
Publisher : Indonesian Center for Animal Research and Development

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.14334/wartazoa.v32i1.2585

Abstract

Kampung chicken which is one of native Indonesian chickens has been domesticated from the ancestor of Red Fowl Jungle, and developed by the village community from generation to generation through an extensive rearing method. Before the intensive management of kampung chicken was introduced, the chickens were allowed to scavange around the household yard during the day, they slept in the trees, on the roofs or underneath of the household at night. It has been for many years that kampung chickens were crossed with imported exotic breeds, and unplanned selection. As a result, kampung chickens have developed to a considerable high phenotype and genetic varieties with several different names and purposes. There have been selection programs, which have resulted a considerable strain of improved egg type of Kampung chicken (KUB-1 chicken), and a strain of broiler type of local chicken (Sensi-1 Agrinak chicken and Gaoksi chicken). KUB-1 chickens can be used as female lines, and Sensi-Agrinak and Gaoksi chickens can be used as male lines to produce local commercial broilers. The article is to provide information on the domestication process of Red Jungle Fowl chickens into Kampung chickens and their development to become layer and broiler line chickens.