Judul: Analisis Sistem Tataniaga Mentimun di Desa Laladon, Kecamatan Ciomas, Kabupaten Bogor
Abstrak: Cucumber is one of the prime commodities in Indonesia. The fluctuating price of cucumber and high marketing margin between received price by farmers and price which is paid by consumers make the received farmer's share by farmers is relatively small. The purpose of this research is to identify the channels and marketing functions, market structure and conduct of marketing institutions, and to analyze the efficiency of marketing channels of cucumber based on marketing marjin, farmer's share, and the ratio of benefits to costs. The data were collected by observation and interview to farmers in Laladon village, Subdistrick Ciomas, Bogor Regency. The result of research stated that there were three marketing channels formed with different functions, different institutions, and different market structure on every channel. The analysis of the marketing efficiency concluded that marketing channel III is the most efficient channel because it has the lowest marketing marjin, highest farmer's share, and highest ratio of benefits to costs.
Keyword: system, marketing, Laladon village, efficiency, Cucumber

Judul: Analisis Efisiesi Tataniaga Komoditas Manggis: Studi Kasus Di Desa Kacarak, Kecamatan Leuwiliang, Bogor
Abstrak: Mangosteen is a tropical fruit with high economic value. Its high potencial for trading require a good and efficient marketing. Bogor is placed in the second of the biggest mangosteen centers of West Java after Tasikmalaya. It has high potency in mangosteen production, especially in Karacak village, sub district of Leuwiliang. The weak of farmers' bargaining position made the selling price in farmer level become low. Unfair margin and share distribution made the bargaining position of the farmer became worsen. The high selling price both in the domestic and overseas supposed to increase the farmers profits, however the major benefit only gained by marketing institutions. Based on the research, the marketing of mangosteen in Karacak Village was inefficient.The market structure was formed into the structure that leads to imperfectly competitive markets. There were five marketing forms of mangosteen in Karacak village. Market conduct was shown by selling and purchasing practice with the deal between actors of marketing system, price formation from bargaining that tend to set into higher level by the marketing institutions. Based on the analysis of marketing margins, the farmer's share, and the ratio of benefits and costs shown that an efficient marketing mangosteen for export purposes can use the third marketing channels while domestic marketing can use the fifth channel.
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Judul: Penerbangan Otomatis Pesawat Tanpa Awak Jenis Sayap Tetap dengan iNav
Abstrak: Pesawat tanpa awak (UAV) dapat dikendalikan secara manual dengan remote control atau secara otomatis dengan flight controller (FC). Salah satu jenis UAV adalah sayap tetap yang memiliki bentuk seperti pesawat terbang pada umumnya. Penelitian ini bertujuan untuk melakukan penerbangan otomatis pada UAV jenis sayap tetap dengan mengkonfigurasi perangkat FC. UAV yang digunakan adalah model SkySurfer X8 dengan bentang sayap 1.4 m. FC yang digunakan adalah Matek F405-Wing yang dikonfigurasi dengan perangkat lunak iNav. Berdasarkan hasil uji terbang, UAV berhasil terbang secara otomatis mengikuti skenario yang diberikan. Skenario terjauh berupa persegi berukuran 600×600 m pada ketinggian 100 m, yang ditempuh dalam waktu sekitar 2 menit dengan kecepatan sekitar 65 km/jam. Diharapkan prosedur perakitan, konfigurasi, operasi, dan hasil data uji terbang dapat menjadi acuan dalam penelitian selanjutnya.
Keyword: iNav, penerbangan otomatis, pesawat tanpa awak, sayap tetap