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      • UT - Faculty of Fisheries and Marine Science
      • UT - Aquaculture
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      Optimalisasi Pertumbuhan pada Pendederan Ikan Lele Sangkuriang Clarias sp. melalui Pengaturan Frekuensi Pemberian Pakan.

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      Date
      2013
      Author
      Benedictus, Joseph
      Effendi, Irzal
      Setijaningsih, Lies
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      Abstract
      The main target of catfish nursery is to produce seeds with growing well, right amount, as well as uniform in size. Therefore, the need to continously efforts to increase the growth of catfish. The purpose of this research was to determine the influence of feeding frequency on growth rate of catfish Sangkuriang Clarias sp. nursery. Feeding frequency settings are determined based on preliminary research that the stomach was empty in 4 hours. The design of research used was a complete random design with four treatments (feeding frequency at 2, 3, 5, and 9 times/day) and three replicates. The seeds of Sangkuriang catfish with average body weights was 0.79±0.01 g/fish and the average of body length was 3,94±0,44 cm/fish kept in a fiber capacity 96 liters with stocking density of 2 fish/liter. Feed used was floating pellets which have a diameter of 1.2 - 2 mm and a protein content of 38%. Parameters observed were survival rate, absolutely growth, specific growth rate, feed intake, feeding efficiency, coefficient diversity, water quality, and economic efficiency. The research results showed that the arrangement of the feeding frequency on every treatment does not provide a significant effect to survival rate and coefficient diversity. Specific growth rate and feeding efficiency on feeding frequency 5 and 9 times/day does not provide a significant effect. Feeding frequency which is 9 times/day gives the best absolutely growth than treatments with 2, 3, and 5 times/day. Feeding frequency which is 9 times/day also gives the best profit and R/C ratio than treatments with 2, 3, and 5 times/day.
       
      Target utama pada kegiatan pendederan ikan lele adalah untuk menghasilkan benih yang pertumbuhannya baik, tepat jumlah, serta berukuran seragam. Oleh karena itu, perlu terus dilakukan upaya untuk meningkatkan laju pertumbuhan ikan lele dalam sistem pendederan. Tujuan penelitian ini untuk mengetahui pengaruh frekuensi pemberian pakan terhadap laju pertumbuhan pada pendederan ikan lele Sangkuriang Clarias sp. Pengaturan frekuensi pemberian pakan ditentukan berdasarkan hasil penelitian pendahuluan tentang pengosongan lambung, dan diketahui lambung ikan lele kosong dalam waktu 4 jam setelah proses makan dimulai. Rancangan penelitian yang digunakan adalah rancangan acak lengkap dengan empat perlakuan yaitu frekuensi pemberian pakan 2, 3, 5, dan 9 kali/hari dengan ulangan 3 kali pada setiap perlakuan. Benih ikan lele Sangkuriang Clarias sp. dengan bobot rata-rata 0,79±0,01 g/ekor dan panjang rata-rata 3,94±0,44 cm/ekor dipelihara secara outdoor dalam bak fiber berkapasitas 96 liter dengan padat penebaran 2 ekor/l. Pakan yang digunakan berupa pelet apung berdiameter 1,2 - 2 mm dengan kandungan protein 38%. Peubah yang diamati adalah kelangsungan hidup, pertumbuhan panjang mutlak, laju pertumbuhan bobot harian, tingkat konsumsi pakan, efisiensi pemberian pakan, koefisien keragaman, kualitas air, dan efisiensi ekonomi. Hasil penelitian menunjukan bahwa pengaturan frekuensi pemberian pakan tidak berpengaruh terhadap derajat kelangsungan hidup dan koefisien keragaman pada setiap perlakuan. Laju pertumbuhan bobot harian dan efisiensi pemberian pakan pada frekuensi pemberian pakan 5 dan 9 kali/hari tidak berbeda nyata. Frekuensi pemberian pakan 9 kali/hari memberikan pertumbuhan panjang mutlak terbaik dibandingkan perlakuan 2, 3, dan 5 kali/hari. Perlakuan dengan frekuensi pemberian pakan 9 kali/hari juga memberikan nilai profit dan rasio R/C terbaik dibandingan perlakuan 2, 3, dan 5 kali/hari.
       
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      http://repository.ipb.ac.id/handle/123456789/63283
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      • UT - Aquaculture [2189]

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