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The Effect of Fermented Tofu Dregs Using EM4 Probiotics on Population Growth of Daphnia Magna Pamukas, Niken Ayu; Safitri, Mardiani; Pamukas, Nike Ayu; Rumondang, Anne
Jurnal Media Akuakultur Indonesia Vol 3 No 3 (2023): Indonesian Journal of Aquaculture Medium
Publisher : Program Studi Budidaya Perairan Universitas Mataram

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.29303/mediaakuakultur.v3i3.3186

Abstract

Daphnia magna is a small crustacean or often called a water flea that lives in fresh waters. According to Putri et al., (2015), the nutritional content of Daphnia magna is 39.24% protein, 4.98% fat, 4.32% carbohydrates, ash content 14.63%. One of the Daphnia magna foods that can be given is tofu pulp which has a protein content of 27.55% to support its growth. The aim of this research was to obtain the most optimal growth of Daphnia magna after being given fermented tofu dregs at different doses. The method used was an experiment with a completely randomized design consisting of 4 treatments and 3 replications. The treatment carried out consisted of giving fermented tofu dregs in Daphnia magna maintenance media with different doses, namely P0 (0 gr/control), P1 (20 gr), P2 (30 gr), P3 (40 gr). Based on the results of research that has been carried out, it was found that P2 treatment with a dose of 30 grams gave the highest growth of Daphnia magna at 1,460 individuals. The high number of Daphnia magna populations given a dose of 30 grams can be utilized optimally for the growth and survival of Daphnia magna. The research results obtained concluded that giving fermented tofu dregs at a dose of 30 gr (P2) was able to have a significant effect (P < 0.05) on the increase in the Daphnia magna population.
PENGARUH DOSIS BOSTER GROTOP TERHADAP PERTUMBUHAN IKAN GURAMI DALAM SISTEM RESIRKULASI Ayuwandra, Septira Dwi; Tang, Usman M; Pamukas, Niken Ayu
Media Akuakultur Vol 20, No 1 (2025): Juni 2025
Publisher : Politeknik Kelautan dan Perikanan Bone

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.15578/ma.20.1.2025.45-49

Abstract

Penelitian ini dimaksudkan guna mengidentifikasi dosis boster Grotop yang paling efektif dalam merangsang pertumbuhan ikan gurami (Osphronemus goramy) yang dibudidayakan menggunakan sistem resirkulasi. Kegiatan penelitian dilaksanakan pada bulan November 2024 hingga Januari 2025, bertempat di Laboratorium Teknologi Budidaya, Fakultas Perikanan dan Kelautan, Universitas Riau. Desain eksperimen yang diterapkan adalah Rancangan Acak Lengkap (RAL), terdiri dari lima perlakuan dengan masing-masing diulang sebanyak tiga kali. Perlakuan yang dimaksud mencakup penambahan boster Grotop dalam pakan dengan dosis 0 g kg-1, 40 g kg-1, 45 g kg-1, 50 g kg-1, dan 55 g kg-1. Sebanyak 300 ekor benih gurami berukuran 5–7 cm digunakan dalam penelitian ini, dengan kepadatan 20 ekor per akuarium berukuran 60 × 40 × 40 cm. Hasil analisis statistik menunjukkan bahwa perbedaan dosis boster Grotop berpengaruh nyata (P<0,05) dibandingkan kontrol tanpa grotop terhadap pertambahan bobot dan panjang mutlak, laju pertumbuhan spesifik, efisiensi penggunaan pakan, rasio konversi pakan, serta tingkat kecernaan pakan. Sementara itu, pengaruh terhadap kelulushidupan benih gurami tidak signifikan (P>0,05). Perlakuan dengan dosis 50 g kg-1 pakan memberikan hasil terbaik, dengan bobot mutlak sebesar 9,35±0,04 g, panjang mutlak 3,87±0,14 cm, laju pertumbuhan spesifik 3,73±0,02%, efisiensi pakan 66,94±12,58%, rasio konversi pakan 1,52±0,26, tingkat kelulushidupan 83,33±2,88%, serta kecernaan pakan sebesar 64%.This study aimed to determine the most effective dosage of Grotop booster in stimulating the growth of giant gourami (Osphronemus goramy) reared in a recirculating aquaculture system. The experiment was conducted from November 2024 to January 2025 at the Aquaculture Technology Laboratory, Faculty of Fisheries and Marine Sciences, Universitas Riau. A Completely Randomized Design (CRD) was employed, consisting of five treatments with three replications each. The treatments involved the supplementation of Grotop booster in feed at dosages of 0 g kg-1, 40 g kg-1, 45 g kg-1, 50 g kg-1, and 55 g kg-1. A total of 300 juvenile gourami, measuring 5–7 cm in length, were used with a stocking density of 20 fish per aquarium (60 × 40 × 40 cm). Statistical analysis revealed that variations in Grotop booster dosage had a significant effect (P<0.05) on absolute weight and length gain, specific growth rate, feed efficiency, feed conversion ratio, and feed digestibility. However, no significant effect (P>0.05) was observed on the survival rate of the gourami juveniles in the recirculating system. The optimal performance was observed at the 50 g/kg feed dosage, yielding an absolute weight gain of 9.35±0.04 g, absolute length gain of 3.87±0.14 cm, specific growth rate of 3.73±0.02%, feed efficiency of 66.94±12.58%, feed conversion ratio of 1.52±0.26, survival rate of 83.33±2.88%, and a feed digestibility rate of 64%.
Co-Authors ', Nasrizal ', Riduan ', Slamat Abdul Halim Hanafi Abdul Rahman Siregar Abrar, Wirangga Albab Adelina Adelina Adelina Adelina Adelina, Adelina Adliyana, Aimi Adri Firmansyah Ady Herianto Simanjuntak Ahendra Massuhendri Alfiani, Pipit Dwi Amal Jr, Muchlisul Amriyani, Dessy Andreas Siahaan Andriani, Shindy Anggi Sugito Anggun Pratiwi Apriliani, Kea Parmunita Aras Mulyadi Ardian Putra Firdani Ardian Putra Firdani Aris Tarkus Asto Saputro Aulia, Abdul Hannan Ayuwandra, Septira Dwi B Sianturi, Benny Bayu Kumbara Benny B Sianturi Dayuni, Mezzi Desi Nurcahaya Lumbantoruan Desi Rahmadani Siagian Dessy Yoswati Dessy Yoswaty Dimas Pratama Dimas Satya Parikesit Dwi Wahyuni Edi Yusuf Adiman Eko Prasetyo A.Y Putra Elyza Megawati Fahri Muhammad Febriansyah, Febi Febriyanto, Andi Fer’aini, Nadilla Eka Firdani, Ardani Putra Fuad Muhamad Afandi Halisa, Fitri Nur Hariadi Pratama Heri Anggoro Hutasoit, Naomy Ega Chatarine Iesje Lukistyowati Iesje Lukistyowati Ika Sefriani Ikram, Algi Irsanul Ilham Ikhsanul Putra Indra Suharman Indradewa, Rhian Iskandar Putra Isra, Hidayati Jonathan Erik Hutajulu Jr, Muchlisul Amal Kastari, Dewi Anggun Kea Parmunita Apriliani Lamjaya Sinaga Lamjaya Sinaga Lestari Dwi Ayu Safitri Lubis, Damayanti Lumbanbatu, Pretty A Masjudi, Heri Masril Masril Maulana, Jidar Mega Deswanti Mega Haz Simatupang Mezzi Dayuni Mhd Andry Kurniawan Mifta huljannah Hsb Miliani, Ririn Monalisa Monalisa Muchlisul Amal Jr Muhammad Fadhli Muhammad Fauzi Mukromin Mukromin Mulyadi &#039; Mulyadi , Mulyadi Mulyadi . Mulyadi Mulyadi Mulyadi Mulyadi Mulyadi Mulyadi Nadia Safitri Nanda Rahmania Syafitri Naomy Ega Chatarine Hutasoit Nia Junaira Siambaton Nigel, Carlos Ningsih, Kurnia Nirmala &#039; Nopelia Adela Novelin Nanda Nadhita Nurhendra Novreta Ersyi Darfia Nur Addini Nuraini Nuraini Nuraini Nuraini Nurhendra, Novelin Nanda Nadhita Nurul Hayani Telaumbanua Nurul Syafika Pamukas, Nike Ayu Parudan Bunga Ria Barutu Pasaribu, Eva Yulvina Pasaribu, Jeriko Pinta M Hutagalung Pratama, Hariadi Putra, Widodo Putri Mutia Sari Ranny Sirait Rara Desfila Sentosa Rasyadi, M. Amir Rendi Ginanjar Rijen Rio Rio Yusufi Subhan Rio, Rijen Riri Annisa Sukma, Riri Annisa Ririn Alisya Mariska Riska Rahmawati Harahap Rumondang, Anne Rusliadi Rusliadi Rusliadi Rusliadi Rusliadi Rusliadi Saberina Hasibuan Safitri, Mardiani Safitri, Nadia Sahnan &#039; Saiful Muda’i Sari, Mira Rahmita Sari, Putri Kembar Satriani, Esti Selviana Niki Fitria Shindy Andriani Simatupang, Mega Haz Sinaga, Lamjaya Siti Aisyah Sukarman Sukarman Supri Ati Syafiadiman &#039; Syafriadiman, Syafriadiman Syamsiar, Syamsiar T. Ersti Yulika Sari Triwahyu Yulianingrum Usman M Tang Usman M Tang Tang Usman Muhammad Tang Vicky Meilia Pangestuti Wardan, Syandika Wika Sepriani Windarti Windarti Windarti Windarti Wirangga Albab Abrar Yesi Yonna Haliza Yudhani Prasetyo Yulia Eka Putri, Yulia Eka Yunisari Yunisari Yunita Yunita Yusman Zega Yusron Al Anshory Harahap Zulkarnaen, Adha