Judul: Analisis Kelayakan Usaha Pertanian Terpadu Kambing Peranakan Etawa-Padi Semi Organik (Studi Kasus: PT Wirayasa Mandiri, Desa Wanasari, Kecamatan Bangodua, Kabupaten Indramayu, Jawa Barat)
Abstrak: Goat is the cattle with second highest productivity in Indonesia. Based on its productivity, goat is divided into beef goat and diary goat. PT Wirayasa Mandiri is the one of company that is breeding and growing double purpose diary goat resulted by excellent species of Etawa Crossbreed goat with integrated agriculture. Instead to produce goat milk, PT Wirayasa Mandiri also utilize waste resulted from the cattle as organic fertilizer and pesticide for semi organic paddy plantation. The aims of this research are understanding the feasibility of business by financial and non financial aspect analysis in husbandary of diary goat and semy organic paddy plantation with three scenarios. Non financial aspect which are used in this research are market aspect, tecnical, law and management, socioeconomic and culture, and also environment aspect. Based on value of investment criteria, integrated farming (scenario III) with harvest system by machine get the highest value of investment criteria, which are NPV (Rp796 376 365), Net B/C 20 (3.06), IRR (47.96 percent), and Payback Period (3 years and 4 months). Based on switching value analysis, increasing of feed price on scenario III is most sensitive with maximum limit of increasing value that is 4.27 percent.
Keyword: semi organic paddy, integrated agriculture, goat, Feasibility analysis

Judul: : Kelayakan Usaha Penggemukan Kambing Jawa Randu pada Kelompok Tani Simpay Tampomas Desa Cibeureum Wetan Kabupaten Sumedang
Abstrak: In run businesses, fattening goat Jawa Randu, farmer groups simpay tampomas not based on knowledge, the group just rely on the experience and intuition course. The study is to analyze the feasibility of business fattening goatie java randu in the farmers simpay tampomas. The analysis used is a method of analysis non financial sensitivity of financial analysis and analysis. The aspect of non financial analyze about aspects of the market and marketing- the technical aspects, the aspect of management, legal aspects and social aspect. Financial analysis counting analysis based on npv, eligibility criteria irr, net b / c and payback period. Analysis of sensitivity of counting the influence of occurring price change against the feasibility of undertaking of fattening this goat. Based on the result of reckoning analysis of eligibility criteria business through investment produce npv 118 439 681, as much as rp net / c to b 1.67 irr by 26% and 4 years payback a period of three months. Thus the business of fattening done by farmer groups simpay tampomas worthy to be executed financially. Analysis of switching value to a decrease in the selling price of goats are worth 5.67 % and price was going to a goat as much as 10.72%.
Keyword: the feasibility., Analisyis non financial, Analisyis financial

Judul: Peluang Partikel Plasma Berada Pada Dimensi Debye Akibat Gangguan Gelombang Elektromagnetik dengan Menggunakan Persamaan Schrödinger
Abstrak: The solution of Schrodinger equations with plasma Coulomb potential in spherical coordinat results solution wave function and energy plasma particle. Electron probability density at Debye length with thermal effect same as ion, which indicates plasma in neutral state. Electromagnetic waves perturbation of an electric field given to result wave function perturbation system. The probability density of plasma particle due to electromagnetic waves perturbation is the largest when an electromagnetic waves frequency 1.41 times the plasma frequency .
Keyword: Schrödinger, plasma, electromagnetic wave