Judul: Kondisi Sosial Ekonomi Usaha Perikanan Tangkap di Pelabuhan Perikanan Pantai Kuala Tungkal Jambi
Abstrak: Tanjung Jabung Barat regency of Jambi province famous for their fisheries business, located on PPP Kuala Tungkal. The main fishing gear in PPP Kuala Tungkal are the gillnet, trawl mini, and togok. Declining fisheries resources due to uncontrollable will affect the fishermen social and economic life. Social aspect measured by fishing operation patterns, source affected by financial loan and social assurance. Economic aspect measured by fishermen income level in the fishing effort. Social and economic conditions of fishing communities around PPP Kuala Tungkal is very important to be studied in order to know the level of fishermen prosperity and used to fix fishing patterns system in PPP Kuala Tungkal Jambi. There for, the research conducted with survey methods through interviews with fishermen to know the social and economic conditions of fishermen in PPP Kuala Tungkal. Social conditions from the pattern of fishing operation carried out in one day and still, the most desirable source is touke, and there is no social assurance received by fishermen in PPP Kuala Tungkal. Economic conditions are still favorable, measured from the amount of venture investment, revenues, cost, profits, R/C value and NPV value. Business gillnet and trawl mini generate profits because R/C>1 and NPV>1, so that the business gillnet and trawl mini still feasible, while business of togok generate profits with R/C>1, but NPV<1, so that this business losses.
Keyword: Bogor Agricultural University (IPB), togok, trawl mini, gillnet, Kuala Tungkal, economic condition, social condition

Judul: Studi pengaruh aspek sosial ekonomi terhadap kualitas usaha penangkapan ikan laut di Kabupaten Pandeglang, Jawa Barat
Abstrak: Masalah pembangunan perikanan yang dihadapi sampai saat ini adalah ba- gaimana meningkatkan taraf hidup nelayan, terutama nelayan yang tergolong tra- disional. Keterbatasan kemampuan mengelola usaha penangkapan meng- akibatkan rendahnya kualitas usaha nelayan. Masalah penting dan sulit dipe- cahkan adalah meningkatkan produksi dan pendapatan nelayan. Potensi pem- batas dalam usaha meningkatkan kualitas usaha penangkapan adalah kondisi sosial ekonomi nelayan. Kondisi sosial ekonomi ini menyangkut 3 hal yaitu fak- tor nelayan, faktor produksi, dan faktor lingkungan sosial ekonomi. Penelitian ini bertujuan mengamati dan menganalisis faktor-faktor sosial ekonomi yang mempengaruhi hasil tangkapan (produksi), pendapatan serta dis- tribusinya. Faktor sosial ekonomi tersebut meliputi (1) faktor produksi yaitu mo- dal, tenaga kerja, teknologi, pendidikan dan pengalaman; (2) faktor lingkungan sosial ekonomi yaitu struktur masyarakat, kebijakan pemerintah, kelembagaan dan aktifitas ekonomi. Penelitian dilakukan dengan menggunakan metode survei di Kabupaten Pandeglang, terutama di kecamatan yang memiliki pesisir pantai dan terdapat ak- tifitas usaha penangkapan ikan oleh nelayan seperti Kecamatan Labuan, Panim- bang, Pagelaran, dan Cikeusik. Pengambilan sampel dilakukan dengan metode ...
Keyword: 

Judul: Grup dan Homomorfisma Grup pada Rubik Revenge
Abstrak: Rubik cube is a kind of puzzle game. A player must arrange rubik sides, which have been disordered, back to the position where every side has the same colour. This paper does not focus on the settlement solution, but instead on proving the existence of a group homomorphism between rubik movement group and S96 symmetric permutation group in rubik revenge. Firstly, it has been proved that rubik movement set is a group. Then, it also has been proved that the M set, which contains numeric labels of 1 until 96 in cubinos sides, is S96 symmetric permutation group.
Keyword: