Iskandar Putra

ORCID: 0000-0001-5531-2309
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About
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Research Areas
  • Aquatic life and conservation
  • Food and Agricultural Sciences
  • Aquaculture Nutrition and Growth
  • Marine and Coastal Ecosystems
  • Coastal Management and Development
  • Innovations in Aquaponics and Hydroponics Systems
  • Aquaculture disease management and microbiota
  • Agricultural and Biological Research
  • Medicinal Plant Research
  • Fish Biology and Ecology Studies
  • Agriculture and Agroindustry Studies
  • Fish biology, ecology, and behavior
  • Protein Hydrolysis and Bioactive Peptides
  • Public Health and Nutrition
  • Management and Optimization Techniques
  • Natural Products and Applications
  • Plant Growth and Agriculture Techniques
  • Enzyme Production and Characterization
  • Smart Agriculture and AI
  • Human Mobility and Location-Based Analysis
  • Reproductive biology and impacts on aquatic species
  • Islamic Finance and Communication
  • Varied Academic Research Topics
  • Aerospace Engineering and Control Systems
  • Membrane Separation Technologies

Riau University
2015-2025

Udayana University
2023-2024

Universitas Prasetiya Mulya
2024

National Research and Innovation Agency
2024

STIKes Wira Medika Bali
2022-2023

Universitas Internasional Semen Indonesia
2020

Institut Ilmu Kesehatan Bhakti Wiyata
2018

<ns4:p><ns4:bold>Background</ns4:bold></ns4:p><ns4:p> The objective of the present study was to evaluate growth performance and feed utilization African catfish <ns4:italic>Clarias gariepinus</ns4:italic> fed a commercial diet reared in biofloc system enhanced with probiotic.</ns4:p><ns4:p> <ns4:bold>Methods</ns4:bold></ns4:p><ns4:p> treatment frequency probiotic application into cultured system, namely, 5-day interval, 10-day 15-day interval for 60 days experiment. Biofloc culture grown an...

10.12688/f1000research.12438.1 preprint EN cc-by F1000Research 2017-08-22

Penelitian ini dilaksanakan pada bulan September sampai dengan November 2022 di Balai Besar Budidaya Air Payau (BBAP) Ujung Batee, Kota Banda Aceh, Provinsi bertujuan untuk mengetahui pengaruh kombinasi Vitamin C dan E pakan terhadap pertumbuhan kelangsungan hidup udang vanamei. menggunakan Rancangan Acak Lengkap (RAL) satu faktor yang terdiri dari empat taraf perlakuan tiga kali pengulangan. Perlakuan diterapkan adalah P0: Tanpa penambahan vitamin, P1: 275 mg/kg + 15 mg/kg, P2: 325 P3: 375...

10.61761/seaqu.2.2.60-67 article ID cc-by Deleted Journal 2025-01-02

The fish gonad maturity detector uses fuzzy logic to provide information about the level of accurately. utilization in determining catfish gonads offers significant advantages over traditional methods. data collection method used is qualitative through direct observation characteristics broodstock rearing pond as well literature study previous research. Observations were made understand physical characteristics, while was support creation a system. system has an initial stage sets for input...

10.62535/90nb0m26 article EN cc-by Deleted Journal 2025-03-22

This research was conducted on March 6 th until April 7 , 2017 at Coastal Fish Hatchery (CFH) of Bengkalis which located Mariaman Street, Teluk Papal Village, Bantan Subdistrict, District, Riau Province. The purpose this experiment to determine the best salinity toward growth performance and survival rate red tilapia fingerling ( Oreochromis sp.). method used experimental with Completely Randomized Design (CRD) model 1 factor consisting 5 treatment levels 4 times replications (20 units)....

10.31258/terubuk.45.3.67-75 article EN Berkala Perikanan Terubuk 2019-07-25

<ns3:p><ns3:bold>Background: </ns3:bold>High stocking density and intensive feeding in aquaculture systems lead to the accumulation of organic waste, which results an increase ammonia, nitrite, nitrite concentrations culture media. Biofloc is a potential technology overcome this problem. The starter crucial carbon source for bacteria formation biofloc. objective present study aimed explore best biofloc red tilapia <ns3:italic>Oreochromis niloticus</ns3:italic> system.</ns3:p><ns3:p>...

10.12688/f1000research.22977.3 preprint EN cc-by F1000Research 2020-06-02

<ns3:p><ns3:bold>Background: </ns3:bold>High stocking density and intensive feeding in aquaculture systems lead to the accumulation of organic waste, which results an increase ammonia, nitrite, nitrite concentrations culture media. Biofloc is a potential technology overcome this problem. The starter crucial carbon source for bacteria formation biofloc. objective present study aimed explore best biofloc red tilapia <ns3:italic>Oreochromis niloticus</ns3:italic> system.</ns3:p><ns3:p>...

10.12688/f1000research.22977.1 preprint EN cc-by F1000Research 2020-04-24

The objective of the study was to examine substitution effect fish meal by salted trash in diet on growth performance and carcass quality river catfish Hemibagrus nemurus. Four diets (34% protein 3.25 kcal g-1 digestible energy) were tested; control contained without (FM), other with meal, which reduced proportionally replaced 50% (STFM-50), 75% (STFM-75), 100% (STFM-100); a commercial (CD), containing 31.79% 2.94 energy, used as reference diet. juvenile catfishes (with average body weight...

10.1016/j.ejar.2019.07.005 article EN cc-by-nc-nd The Egyptian Journal of Aquatic Research 2019-07-24

Plastic waste pollution in the land and river continues to rise. including marine debris can menyebab disrupt aquatic ecosystems. However, hazards of plastic waters are still poorly understood by public, especially for people Kampung Sungai Kayu Ara. To give knowledge Ara Siak Apit about dangers rivers sea required educational activities. So that more know understand waste, public needs be educated understanding through extension Extension activities carried out September - October 2017....

10.31258/unricsce.1.341-346 article EN Unri Conference Series Community Engagement 2019-09-23

<ns3:p><ns3:bold>Background</ns3:bold>: Feather has the potential to be used as a fish feed ingredient because it high protein content (80-85%), and is rich in amino acids arginine, leucine, isoleucine valine. However, consists mainly of keratin, which classified fiber that difficult digest. Therefore, improve digestibility, keratin degraded using microbial <ns3:italic>Bacillus subtilis</ns3:italic>. This study aimed determine digestibility fermented feather meal (FFM) silver pompano...

10.12688/f1000research.26834.2 preprint EN cc-by F1000Research 2021-03-25

Aquaponics, the combined culture of fish and plants in recirculating systems,hasbecome increasingly popular. Ammonia that excreted from metabolic activity is aserious problem intensive aquaculture production systems because it would build-upto toxic level tanks. Therefore, system with filtration process be-comes an important component to maintain water quality order be appropriatecondition for production. The purpose this study was develop a silais (Ompoksp) by increasing capacity...

10.31258/jpk.18.1.1-10 article EN Jurnal Perikanan dan Kelautan 2014-01-06

Untuk meningkatkan pendapatan nelayan di Kampung Sungai Kayu Ara Kecamatan Apit Kabupaten Siak perlu diberikan mata pencaharian alternatif berupa budidaya ikan dengan menggunakan teknologi bioflok. Agar bioflok dapat diaplikasikan, maka masyarakat sasaran diberi pengetahuan dan keterampilan melalui kegiatan penyuluhan. Kegiatan penyuluhan dilakukan untuk ilmu sehingga mereka mengaplikasikan Pelaksanaan metoda ceramah, diskusi demontrasi terhadap berbagai materi yang disajikan. Dari hasil...

10.31258/raje.1.2.8 article ID cc-by Riau Journal of Empowerment 2019-01-17

This research was conducted for 30 day from 28 September to Oktober 2014, at Laboratory Aquaculture of Technology Universitas Riau. The aimed the study determine  effects stocking density Jelawat fish (Leptobarbus hoeveni Blkr ) on recirculation aquaponic system. method this experiment with three treatments and replications. were 20, 40 per 100 L waters, kemangi (Ocimum sanctum L) each treatment.  best result treatment fish/ absolute growht weight 3.03 g, length 1.67 cm, daily growth rate...

10.31258/terubuk.43.2.1 article EN Berkala Perikanan Terubuk 2015-04-20

<ns3:p><ns3:bold>Background: </ns3:bold>High stocking density and intensive feeding in aquaculture systems lead to the accumulation of organic waste, which results an increase ammonia, nitrite, nitrite concentrations culture media. Biofloc is a potential technology overcome this problem. The starter crucial carbon source for bacteria formation biofloc. objective present study aimed explore best biofloc red tilapia <ns3:italic>Oreochromis niloticus</ns3:italic> system.</ns3:p><ns3:p>...

10.12688/f1000research.22977.2 preprint EN cc-by F1000Research 2020-05-13

Background: Feather has the potential to be used as a fish feed ingredient because it high protein content (80-85%), and is rich in amino acids arginine, leucine, isoleucine valine. However, consists mainly of keratin, which classified fiber that difficult digest. Therefore, improve digestibility, keratin degraded using microbial Bacillus subtilis. This study aimed determine digestibility fermented feather meal (FFM) silver pompano diets observe histological structure their intestines after...

10.12688/f1000research.26834.1 preprint EN cc-by F1000Research 2021-01-15

Ikan nila merupakan ikan budidaya yang disukai oleh masyarakat karena dagingnya gurih dan lezat. Untuk peningkatkan produksi diperlukan pakan cukup, baik kualitas maupun kuantitasnya. Pakan komponen biaya operasional utama pada diperkirakan mencapai 40%-60%. mengatasi hal tersebut teknologi dapat menekan dalam sistem budidaya. Tujuan dari penelitian ini adalah mengevaluasi frekuensi pemberian berbeda terhadap pertumbuhan sintasan merah (Oreochromis niloticus) dipelihara dengan bioflok....

10.15578/jra.17.1.2022.15-21 article ID Jurnal Riset Akuakultur 2022-07-01

Pakan merupakan salah satu komponen yang sangat menunjang kegiatan usaha budidaya perikanan, sehingga pakan tersedia harus mencukupi dan memenuhi kebutuhan ikan. Salah ikan buatan adalah tenggelam. terendam akan cepat tenggelam saat ditebarkan di air jenis pellet memiliki kadar tinggi pada dilakukan feeding, tersebut ke dasar perairan. Tahapan pembuatan sinking feed meliputi pemilihan bahan baku, pemurnian bahan, adonan, pencetakan, pengemasan, penyimpanan. Pembuatan Desa Simpang Beringin...

10.31258/jruce.4.1.5-8 article ID cc-by-nc-nd Journal of Rural and Urban Community Empowerment 2022-10-09

Probiotik rabal adalah probiotik dari hasil fermentasi ragi dan bakteri asam laktat. mengandung baik yaitu Lactobacillus cassei yeast. Penambahan pada pakan meningkatkan aktivitas enzim pencernaan sehingga penyerapan makanan menjadi lebih sempurna. Tujuan penelitian ini mengetahui dosis terbaik pemberian untuk pertumbuhan kelulushidupan ikan gabus menggunakan sistem resirkulasi. Penelitian dilaksanakan bulan April – Mei 2023 yang bertempat di Laboratorium Teknologi Budidaya, Fakultas...

10.31258/jipas.12.1.p.30-36 article ID cc-by Ilmu Perairan (Aquatic Science) 2024-03-15

Penelitian ini bertujuan untuk mengetahui pengaruh padat tebar berbeda terhadap pertumbuhan dan kelulushidupan ikan gabus (Channa striata) yang dibudidayakan menggunakan sistem boster. dilakukan pada bulan Februari s/d April 2023 selama 56 hari di Laboratorium Teknologi Budidaya, Fakultas Perikanan Kelautan, Universitas Riau. metode Rancangan Acak Lengkap (RAL) satu faktor dengan empat perlakuan tiga kali ulangan. Taraf diterapkan adalah P1= 300 ekor/m3, P2 = 400 P3= 500 P4 600 ekor/m3....

10.31258/jipas.12.1.p.47-58 article ID cc-by Ilmu Perairan (Aquatic Science) 2024-03-15
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