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REPRODUCTIVE RESPONSE OF NILE TILAPIA (Oreochromis niloticus) AFTER INDUCED THE GONADAL SUPERNATANT OF YELLOW FIN TUNA (Thunnus albacares) tholibah mujtahidah; Maheno Sri Widodo; Abdul Rahem Faqih
Journal of Aquaculture Development and Environment Vol 1, No 1 (2018): Journal Of Aquaculture Development And Environment
Publisher : Universitas Tidar

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.31002/jade.v1i1.1015

Abstract

Efek Suplementasi Enzim Papain dalam Pakan Komersil terhadap Efisiensi Pemanfaatan Pakan dan Pertumbuhan Ikan Tawes (Barbonymus gonionotus) Laila Safitri; Annisa Novita Safitri; Tholibah Mujtahidah
Pena Akuatika Jurnal Ilmiah Perikanan Dan Kelautan Vol 22, No 2 (2023): PENA AKUATIKA JURNAL ILMIAH PERIKANAN DAN KELAUTAN
Publisher : Fakultas Perikanan Universitas Pekalongan

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.31941/penaakuatika.v22i2.3223

Abstract

Ikan tawes merupakan salah satu ikan endemik Indonesia yang memiliki nilai ekonomi penting dan potensial untuk dibudidayakan. Penelitian ini bertujuan untuk mengetahui pengaruh penambahan enzim papain pada pakan komersil terhadap efisiensi pemanfaatan pakan dan pertumbuhan ikan tawes. Penelitian ini dilakukan selama 30 hari dari bulan Februari-Maret 2023. Lokasi Penelitian di Dusun Dumpoh, Kelurahan Potrobangsan, Kecamatan Magelang Utara, Kota Magelang, Jawa Tengah. Metode penelitian yang digunakan adalah Rancangan Acak Lengkap (RAL) dengan empat perlakuan (enzim papain 0 g, 25 g, 50 g, dan 75 g/kg pakan) dan tiga kali ulangan. Data dianalisis menggunakan analisis sidik ragam (ANOVA), jika berbeda nyata antar perlakuan maka dianalisis menggunakan uji BNT. Variabel pengamatan berupa kandungan nutrisi pakan, efisiensi pemanfaatan pakan, rasio konversi pakan, pertumbuhan bobot dan panjang mutlak, kelangsungan hidup, serta kualitas air. Hasil penelitian menunjukkan bahwa penambahan enzim papain memberikan pengaruh yang sangat nyata terhadap pertumbuhan bobot mutlak serta berpengaruh nyata terhadap efisiensi pemanfaatan pakan, rasio konversi pakan, dan pertumbuhan panjang mutlak ikan tawes, namun tidak memberikan pengaruh yang nyata terhadap kelangsungan hidup ikan tawes. Perlakuan terbaik terdapat pada perlakuan P3 (75 g/kg pakan) dengan rata-rata efisiensi pemanfaatan pakan 86,35%, rasio konversi pakan 1,17, pertumbuhan bobot mutlak 2,59 gram, dan pertumbuhan panjang mutlak 1,31 cm. Kualitas air selama penelitian masih dalam kisaran yang layak untuk pemeliharaan ikan tawes (Barbonymus gonionotus).
PEMANFAATAN PUPUK KANDANG UNTUK BUDIDAYA Daphnia sp. SEBAGAI PAKAN ALAMI IKAN LELE (Clarias sp.) Annisa Novita Sari; Sri Hidayati; Tholibah Mujtahidah
JURNAL KASTARA Vol. 2 No. 2 (2022): Desember 2022
Publisher : Fakultas Pertanian_Universitas Tidar

Show Abstract | Download Original | Original Source | Check in Google Scholar

Abstract

One of the determining factors the success of aquaculture is the provision of fish feed. There are many types of fish feed sold in the market, ranging from natural feed to artificial feed. One type of natural fish feed was Daphnia sp. Growth of Daphnia sp can be maximized by utilizing livestock waste as an additional nutrient. The aim of this community partnership program was to socialize to the public about Daphnia sp natural food and provide training to the community on how to cultivate Daphnia sp. The main target was an aquaculture stakeholder namely Women Farmers Group of Permai Tani which was in Gandusari Village, Bandongan District, Magelang Regency. The stages of this activity include tools and materials preparation, program of socialization to partners, implementation, and evaluation program. The working steps of implementing the activity were preparing the tools and materials needed including Daphnia sp seeds, livestock waste (goat manure, chicken manure and eggs) and catfish cultured wastewater as a culture medium. This activity has been carried out well, socialization and training attended by participants from Women Farmers Group of Permai Tani members. The enthusiasm of the participants was very good. This can be seen from sharing and asking activity about how to cultivate Daphnia sp. The results of this activity can increase the production of Daphnia sp which was used as natural fish feed in Gandusari Village, Bandongan District, Magelang Regency.