Judul: Analisis Perbandingan Tingkat Pendapatan Usaha Pembudidaya Ikan Keramba Jaring Apung Sistem Monokultur dan Polikultur.
Abstrak: Bendungan Way Rarem terletak di Desa Pekurun, Kecamatan Abung Pekurun, Kabupaten Lampung Utara, Provinsi Lampung, menjadi salah satu lokasi budidaya ikan air tawar dengan sistem keramba jaring apung (KJA). Jenis sistem budidaya KJA yang dilakukan yaitu sistem polikultur dan monokultur dengan komoditas ikan mas dan nila. Sebagian besar penduduk desa menjadikan budidaya ikan sebagai mata pencaharian utama, maka pemilihan keputusannya dapat memengaruhi kesejahteraan pembudidaya. Tujuan penelitian ini yaitu: 1) Mengidentifikasi sistem polikultur yang diterapkan, 2) Menganalisis tingkat pendapatan sistem monokultur dan polikultur, 3) Mengidentifikasi faktor-faktor yang memengaruhi pembudidaya dalam pemilihan sistem budidaya. Metode yang digunakan dalam penelitian ini adalah analisis deskriptif, analisis uji t, analisis R/C rasio dan analisis Regresi Logistik dengan menggunakan SPSS25. Hasil penelitian ini menunjukkan bahwa terdapat perbedaan penggunaan jaring dan waktu panen pada ikan nila yang dilakukan 2 kali dalam satu tahun dengan ukuran 1-2 ekor per kilogram pada sistem polikultur. Ikan mas pada sistem monokultur dapat dipanen setelah 3 bulan pembesaran dengan ukuran 3-4 ekor perkilogram. Rata-rata pendapatan atas biaya total dari sistem polikultur dan monokultur adalah Rp 201.503.958/tahun dan Rp 137.688.958/tahun. Faktor – faktor yang memengaruhi keputusan dalam memilih sistem budidaya adalah tingkat pendidikan formal pembudidaya (TPFP), lama usaha budidaya (LUBI) dan pendapatan pembudidaya (PNPI).
Keyword: analisis pendapatan, monokultur, polikultur, regresi logistik

Judul: Analisis Perbandingan Tingkat Pendapatan dan Faktor yang Mempengaruhi Pilihan Sistem Budidaya Ikan dalam Keramba Jaring Apung (Studi Kasus Waduk Jatiluhur Kabupaten Purwakarta)
Abstrak: Jatiluhur reservoir is a multi-purpose dam located in Citarum River basin, Purwakarta. This reservoir has a major contribution for fishery sector in West Java. Main fishing activites in Jatiluhur Reservoir is fish cultivation by using Keramba net cage (Keramba Jaring Apung) techniques. Farmers mostly grow golden fish and tilapia fish. Both fishes are the major commodities in Jatiluhur Reservoir. Farmers apply two kinds of cultivation systems monoculture (only golden fish) and polyculture (golden fish and tilapia). The main goal of this research is to estimate the rate of farmers’ income, both for monoculture and polyculture farming, in Jatiluhur Reservoir. The result showed that income earned by polyculture farmers is more favorable than monoculture farmers. The difference among the two systems was statistically significantly meaning that statistically the level of income of the farmers who applied polyculture system was significantly different from those who applied monoculture systems. The second goal is to identify the factors that influence the farmers’ decision in the selection of the pattern between monoculture and polyculture systems in Jatiluhur Reservoir with logistic regression analysis. Based on the result obtained, the factors that influence farmers’ decisions at 15 percent significant level are the level of education, length of experience cultivation, farmers’ income and number of dependents, while the acreage of KJA has no effect on the farmers’ decision.
Keyword: determinants of the selection of fish farming pattern, polyculture of golden fish and tilapia, golden fish monoculture, comparison of income

Judul: Development of ready-to-drink white tea shot.
Abstrak: White tea leaf has been shown to possess physiological activities and has catechin which is the most abundant antioxidant compound found. This study was conducted to develop white tea shot formulated with white tea extract (WTE), ascorbic acid (AA), and sucrose (SC) in order to get high stability of catechin in the product. The first part of the study was conducted to choose best formula of white tea shot. The amount of water was set at 50 ml while WTE was set at 0.4% water basis. AA and SC amount were varied at 0.02, 0.05, 0.10% for AA and 3.0 and 6.0% for SC. The formula chosen was consists of 50 ml water, 0.4 % WTE, 0.10% AA, and 6.0% of SC. The decision was based on the rating hedonic test and short time storage catechin stability analysis of six formulation which the chosen formula revealed the least catechin lost and acceptable overall product likeness. The study also revealed that addition of AA is significant to lower catechin loss (P<0.05) while addition of SC did not reveal any effect (P>0.05). Physical, chemical, and microbiological characteristic was also observed in this study.
Keyword: Catechin, product development, white tea