Judul: Analisis Biaya Produksi Usaha Persuteraan Alam: Studi Kasus di Kabupaten Polewali Mandar Sulawesi Barat dan Kabupaten Enrekang Sulawesi Selatan
Abstrak: Sericulture is a part of social forestry programmes to improve the welfare of society, which live mainly around forest areas. In order to compete and overcome the obstacles that exist in Sericulture business today, production cost analysis should be done, as an important component in decision-making. The objective of this study is to determine production cost including break even point (BEP), and profitability rate. This study was conducted at Polewali Mandar Regency West Sulawesi and Enrekang Regency South Sulawesi in November untill December 2011. The results showed that: (a) the largest cost in Polewali Mandar Regency was at sericulture process that is 36,8% while in Regency Enrekang was at weaving process 53,8%; (b) production costs of cocoon in Enrekang Regency Rp 24.310/kg, the production cost of yarn Rp 393.940/kg, production cost of kain ikat Rp 197.340/sheet, and production cost of kain sarung Rp 303.440/sheet. While the cost of producing kain sarung in Polewali Mandar Regency Rp 143.940/sheet; (C) Break-even point of farmers group in Polewali Mandar Regency was 119 sheet of kain sarung in a year. Break even point of KUB Sinar Buntu Kurung was 2647,15 kg cocoons in a year. Break even point of UPT Tekstil was 481,5 kg silk yarn in a year. Break even point of Pertenunan Nenek Mallomo was 68 sheet of kain ikat in a year and 826 sheet of kain sarung in a year; (d) Profitability rate was obtained by Farmers Group Pallis is 25,1% from production costs, KUB Sinar Buntu Kurung was 43,9%, Pertenunan Nenek Mallomo was 26,7% for kain ikat, While UPT Tekstil suffer loss; (e) An integrated sericulture process in Polewali Mandar Regency have ROI point at 3,3%. Sericulture process in Regency Enrekang which done separately, reached ROI point at 15,7% on cocoons production stage. At fabric production, Pertenunan Nenek Mallomo have ROI point at 6,7%. While ROI point at spinning process in UPT Tekstil showed negative value.
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Judul: Analisis nilai tambah pada persuteraan alam (studi kasus pada koperasi petani pengrajin ulat sutera sabilulungan III, Kecamatan Sukaresik, Tasikmalaya, Jawa Barat)
Abstrak: Sericulture development has a promising prospect because it support several business unit : cocoon producing, spinning and weaving The objective of this research was to analyse the level of added value from silk activity in business unit h m silkworm to cocoon, cocoon to silk yam, and the silkworm to silk cloth at KOPPUS Sabilulungan III, Tasikmalaya This research was designed as a case study research and conducted from March until April 2006. The data consisted of primary and secondary data This research used descriptive analysis and hayami method for added value analysis. The result indicated that activity in KOPPUS Sabilulungan III consisted of sericulture, spinning and weaving. Added value in each business unit wexe low : 2333% in sericulture, 25,51% in spinning unit and 39,68% in weaving unit To generate the . added value there has to be improvement in maintenance system in sericulture, optimalization of utility in spinning unit and diversification product in weaving unit Keywords : added value, silk
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Judul: Perbandingan Algoritma Message Digest 5 (MD5) Dan Secure Hash Algorithm 1 (Shai) Untuk Autentikasi Pesan
Abstrak: Seiring dcngan meningkatnya penggunaan internet sebagai media pertukaran pcsan. metodc pcngamanan pcsan menjadi sangat penting. Nilai suatu pesan yang ingin dijaga keutuhan atnu intcgritasnya menycbabkan pesan tcrscbut hanya baleh dimodifikasi olch pihak yang bcrhak. Namun pada rcalitanya, pesan tersebut akan mendapat ancaman dari scorang penyusup. Bentuk ancaman terjadi apabiJa pcnyusup dcngan suatu cara. dapat mengubah isi pesan terscbut untuk bcrbagai kepcntingan. Apabila isi pesan telah bcrubah dad bentuk aslinya, maka pesan terscbut dikatakan sudah tidak aulcnlik (asli) Iagi. Snatn metodc yang efektif untuk mcnguji kcautentikan suatll pesan digllnakan tcknik kriptografi. Pada kal)'a ilmiah ini akan dibahas algoritma Message Digest 5 (MDS) dan Secure !-lash Algorithm (SHAI) untuk autentikasi pesan.
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