Judul: Perbaikan Teknik Produksi dan Analisis Kelayakan Finansial Usaha Produksi Minyak Akar Wangi (Vetiveria zizanoides) di Kampung Legok Pulus Kabupaten Garut
Abstrak: Vetiveria zizanoides commonly known as vetiver is a kind of essential oil that has large marketing opportunities. Haji Ede home industry is one of the vetiver root oil producers that located in Kampung Legok Pulus, Garut. The purpose of this research is to formulate the improvement of production method and to analyze the financial feasibility of vetiver root oil production. The suggested improvement were formulated on the process of harvesting, drying, and distillation. With 10-year investment value of Rp 200,000,000, investment of complement tools each year amounting to Rp 429,000, fixed costs of Rp 27,188,000/year, the variable cost of Rp 1,996,457,500/year, the unit cost of producing oil vetiver is Rp 766,600/kg. The BEP 2,530 kg/year. As the selling price is Rp. 800,000/kg, the profit obtained by UKM vetiver oil refinery is Rp. 88,176,000/year. The NPV of Rp 213,508,492, Net B/C of 3.27, Gross B/C 1.02, IRR 36.17%, and payback period for the past 2 years and 6 months indicate that the business is financially feasible.
Keyword: Garut-Jawa Barat, Agricultural machines

Judul: Analisis Pendapatan dan Kelayakan Usaha Akar Wangi di Kecamatan Samarang Kabupaten Garut
Abstrak: Vetiver is one of plantation sub-sector with a huge potensial to be developed which have share of the world market at a price level is quite high. The subdistrict Samarang is one of vetiver production centers located in Garut district of West Java Province. Vetiver farming in the District of Samarang has the potencial to earn huge profits, because the area has the land and the weather is suitable for the cultivation of vetiver. But in 2013, the vetiver farming in Garut decline in production which resulted in the revenue of vetiver business decreases. The purposes of the research are to analyze the performance of vetiver and to analyze income and feasibility of businesses vetiver The result of the study showed that the farmers and refiners have not implemented appreciate cultivation and distillation techniques Good Agriculture Proccessing (GAP) and Good Maifacturing Practices (GMP). Business actors vetiver consists of farmer, distiller, farmerdistiller, farmer-distiller-gatherer and farmer-distiller-gatherer-exporter. The result of the study showed that the highest income bussines acquired by farmerdistiller- gatherer-exporter and the lowest income earned by farmers alone business. Business of vetiver is feasible. Based on the result of the sensitivity analysis, a decrease of vetiver prices, a decrease of vetiver oil prices, an increase fuel prices and an increase of export costs can decrease revenue and unfeasible business of vetiver. Use of quality seeds, an increase production and an increase capacity of raw materials can increase revenue businesses vetiver.
Keyword: Bogor Agricultural University (IPB), vetiver, revenue analysis, feasibility analysis

Judul: Cycle Hamilton pada Graf Lengkap, Graf Regular, dan Graf 2-Connected 4-Regular Berorder Kurang dari Sepuluh.
Abstrak: Suatu graf disebut graf Hamilton apabila graf tersebut memuat cycle Hamilton, yaitu cycle yang melewati setiap vertex tepat satu kali. Menentukan keberadaan cycle Hamilton pada suatu graf dapat menggunakan syarat cukup yang berupa teorema-teorema yang telah diperkenalkan sejak tahun 1950-an. Beberapa syarat cukup yang dibahas dalam karya ilmiah ini adalah syarat cukup yang berhubungan dengan graf lengkap dan graf regular. ,,,
Keyword: graf Hamilton, graf regular, graf lengkap, graf 2-connected 4-regular.