Sartje Lantu
Aquaculture Program, Faculty of Fisheries and Marine Science, Sam Ratulangi University, Manado

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RATIO OF C:N IN CULTURE MEDIA OF SILK WORM, TUBIFEX SP. Solang, Jhonly; Pangkey, Henneke; Wullur, Stenly; Lantu, Sartje
AQUATIC SCIENCE & MANAGEMENT Vol 2, No 1 (2014): April
Publisher : Graduate Program of Sam Ratulangi University

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.35800/jasm.2.1.2014.12391

Abstract

Title (Bahasa Indonesia): Rasio C:N pada media kultur cacing sutra, Tubifex sp. This study aimed to determine the C:N ratio on each medium for the growth of the sludge worm. This study used mud and soybean curd residue (treatment A), mud and chicken manure (treatment B), mud and pig manure (treatment C), and control (mud only) (K) as culture media of the sludge worm (Tubifex sp.). The decomposition process was proceeding for six days, and then the sludge worms were stocked with initial weight of 30 grams per container. Culture period was 21 days in running water systems. The resulting C:N ratio was 60.5 for treatment A, 45.8 for treatment B, 36 for treatment C and 35 for K. The soybean curd residue and mud medium gave the highest influence on the growth of the sludge worm, followed by pig manure and mud, chicken manure and mud, and then mud (control). Penelitian ini bertujuan untuk menentukan perbandingan C:N ratio dalam media budidaya untuk pertumbuhan cacing sutra. Penelitian ini menggunakan lumpur dan ampas tahu (perlakuan A), lumpur dan kotoran ayam (perlakuan B), serta lumpur dan kotoran babi (perlakuan C) dan perlakuan K (kontrol: hanya lumpur) sebagai media kultur cacing sutra (Tubifex sp). Proses dekomposisi dilakukan selama 6 hari, kemudian dilakukan penebaran cacing sutra dengan berat awal 30 gram/wadah penelitian. Waktu pemeliharaan dilakukan selama 21 hari dalam sistem air mengalir. Hasil penelitian menunjukkan rasio C:N sebesar 60,55 untuk perlakuan A, 45,85 untuk perlakuan B, 36,08 untuk perlakuan C, dan 35,25 untuk K. Media yang menggunakan ampas tahu dan lumpur memberikan pengaruh tertinggi terhadap pertumbuhan cacing sutra, kemudian disusul oleh media kotoran babi dan lumpur, media kotoran ayam dan lumpur dan terendah media lumpur (kontrol).
GROWTH STUDY OF COI FISH LARVAE FED CHYDORIDAE Pangkey, Henneke; Lantu, Sartje; Monijung, Revol D.
Jurnal Ilmiah PLATAX Vol 7, No 2 (2019): EDISI JULI - DESEMBER 2019
Publisher : Sam Ratulangi University

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.35800/jip.7.2.2019.24867

Abstract

First culture media for chydoridae used horse manure dried in the sun with a composition of 10 grams and 50 grams of soil dissolved in 1 L of water for 5 days, then filtered and diluted three times. Laboratory-scale cultures were carried out in a 500 ml volume jar containing horse manure culture media; then in the process fed with bread yeast and rice bran (0.05 gr yeast and rice bran/500 ml) every 3 days. Mass culture uses 12 jar containers with a volume of 3 L.The administration of chydoridae to two-day old koi fish larvae was carried out with the following treatments: treatment A, which was ornamental fish fed with boiled egg yolk in ad libitum; treatment B is ornamental fish fed with 5 individual chydoridae/ml and treatment C, which is not given any food with three replications. The design of the response in this study was to see the survival rate of ornamental fish larvae (%).The results of measurements of water quality during the study showed that the temperature during the study was 27°C, while the pH was 7. From the statistical analysis it was found that administration of chydoridae had a significant effect on the survival of two-day-old koi fish larvae which were kept for 14 days.Keywords: chydoridae, life feed, ornamental fish larvae, growthABSTRAKMedia kultur awal chydoridae menggunakan kotoran kuda yang dikeringkan di bawah sinar matahari dengan komposisi 10 gram kotoran kuda serta 50 gram tanah yang dilarutkan dalam 1 L air selama 5 hari, kemudian dilakukan penyaringan dan diencerkan sebanyak tiga kali.  Kultur skala laboratorium dilakukan dalam wadah toples dengan volume 500 ml berisi media kultur kotoran kuda; selanjutnya dalam proses kultur chydoridae diberi makan ragi roti dan dedak (0,05 gr ragi dan dedak /500 ml) setiap 3 hari sekali. Kultur massal menggunakan wadah toples sebanyak 12 buah dengan volume 3 L dengan mengikuti metode pada kultur skala laboratorium.Pemberian chydoridae kepada larva ikan koi yang berumur dua hari dilakukan dengan beberapa perlakuan sebagai berikut : perlakuan A yaitu  ikan hias diberi makan kuning telur rebus secara ad libitum; perlakuan B yaitu  ikan hias diberi makan chydoridae 5 individu/ml dan perlakuan C yaitu  ikan hias tidak diberi makan apapun dengan tiga ulangan.  Rancangan respons dalam penelitian ini adalah melihat laju kelangsungan hidup larva ikan hias (%).Hasil pengukuran kualitas air selama penelitian menunjukkan, suhu selama penelitian adalah 27 °C, sedangkan pH adalah 7.  Dari hasil analisis statistik diperoleh bahwa pemberian chydoridae sangat memberi pengaruh nyata kepada kelangsungan hidup larva ikan koi berumur dua hari yang dipelihara selama 14 hari.Kata kunci: chydoridae, pakan alami, larva ikan hias, pertumbuhan
IDENTIFIKASI DAN SIKLUS HIDUP CHYDORIDAE (CLADOCERA) DI PERAIRAN SULAWESI UTARA Pangkey, Henneke; Monijung, Revol D.; Mantiri, Rose; Lantu, Sartje
e-Journal BUDIDAYA PERAIRAN Vol 6, No 3 (2018)
Publisher : Universitas Sam Ratulangi

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.35800/bdp.6.3.2018.24435

Abstract

The purpose of this study was to identify chydoridae using conservative way, while the observations of the life cycle was done through a microscope to determine the egg production per parent and length of life. Individual chydoridae acclimatized to reach 10 generations (1 month), and 10 females were isolated for the production of seedlings. Based on literatures review, chydoridae used was derived from subfamily Aloninae (Alona spp.); while studies on the life cycle found: the egg size of chydoridae 150.2 ± 22.4 ?m, and neonates have an average size of 291.82 ± 3.06 ?m, and reached adult size after 2.3 ± 0.5 days, with an average size of 441.22 ± 10.2 ?m. Time of embryonic development occured for 1-2 days. On the entire life cycle, only 2 eggs could be produced per individual. Based on this study, the number of eggs produced by the female during its lifetime ranges between 30-60 eggs. Similarly, the length of life of this organism on average 47.2 ± 11.7 days, with the longest lifespan was achieved 60 days. It was found also the maximum size was 1,037 ± 8.5 mm; while the average size of an organism's body was 800.42 ± 56.3 ?m.Keywords: chydoridae, identification, life cycle, Alona spp
THE POTENTIAL OF CATAPPA LEAVE TO PREVENT AEROMONAS HYDROPHILA INFECTION IN NILE TILAPIA OREOCHROMIS NILOTICUS Bukasiang, Selvyane; Manoppo, Henky; Lantu, Sartje; Bataragoa, Nego E.; Lumenta, Cyska; Kreckhoff, Reni L.
Jurnal Ilmiah PLATAX Vol 7, No 2 (2019): EDISI JULI - DESEMBER 2019
Publisher : Sam Ratulangi University

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.35800/jip.7.2.2019.23722

Abstract

Penelitian ini bertujuan untuk menetapkan dosis penambahan ekstrak daun ketapang dalam pakan untuk meningktkan. Ikan uji adah benih nila berukuran 5-8 cm dengan beratr ata-rata 2,93 g yang diperoleh dari Balai Perikanan Budidaya Air Tawar Tatelu. Bahan uji berupa Daun Ketapang  (Terminalia catappa) dengan dosis A= 0, B= 5 g/kg, C= 10 g/kg, D= 20 g/kg dan E= 40 g/kg  diberikan kepada ikan selama 21 hari. Ikan diberi pakan perlakuan dua kali sehari yakni pukul 09.00 am dan 16.00 pm dengan dosis pemberian 5%/berat tubuh/hari. Hasil penelitian didapatkan pertumbuhan terbaik dicapai pada kosentrasi ekstrak daun ketapang 5 g/kg.  Sebagai kesimpulan adalah ekstrak daun ketapang dapat digunakan dalam akuakultur untuk meningktkan pertumbuhan ikan.Kata kunci : Daun Ketapang, tanaman obat, ikan Nila,  A. hydrophila, budidaya ABSTRAKThe research aimed to  establish the accurate dose of catappa leave extract supplemented into feed to enhance fish growth.  The fish measuring 5-8 cm with an average weight of 2.93 g were obtained from Board of Freshwater Fisheries Aquaculture Tatelu. Catappa leave extract as much as A= 0, B= 5 g/kg, C= 10 g/kg, D= 20 g/kg dan E= 40 g/kg were added into feed and fed to fish for 21 days.  The fish wee fed twice  day at 09.00 am and 16.00 pm at 5% of body weigth a day.  Research result showed that application of 5 g of leave extract per kg of feed gave the best absolute and specific growth of fish.  Thus, supplementation of leave extract into fish feed was potential ti improve fish growth.Keywords: catappa leave, medicinal plant, Nile tilapia, aquaculture, A. hydrophila.
PENGARUH PENAMBAHAN KARBON AKTIF TERHADAP PARAMETER PERTUMBUHAN DAN KELANGSUNGAN HIDUP IKAN NILA (OREOCHROMIS NILOTICUS) DALAM WADAH TERKONTROL Iroth, Revelino A.; Mokolensang, Jeffrie F.; Pangemanan, Novie P.L.; Lantu, Sartje; Pangkey, Henneke; Sondakh, Calvyn F.A.
e-Journal BUDIDAYA PERAIRAN Vol 7, No 2 (2019)
Publisher : Universitas Sam Ratulangi

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.35800/bdp.7.2.2019.26117

Abstract

The Aim of this study was to determine the effect of additional activated carbon in fish feed with different composition for the growth performance of Nile (Oreochromis niloticus), include feed efficiency (FE), specific growth rate (SGR) and feed conversion ration (FCR). This research was carried out indoor Laboratory. The test container used was an aquarium measuring 60 x 40 x 40 cm placed in a laboratory. The experimental research design method used was a completely randomized design (ANOVA) with 5 treatments and 3 replicates. The treatments used were A: Control, B: 1%, C: 2%, D: 3%, E: 4%. The results of statistical analysis on the growth variables showed the same effect on the growth of tilapia. The best weigth gain on growth performance occurred in treatment D (4.49), fish feeding with pellet charcoal composition of 3%, as well as relative growth (101.4), and daily growth (2.32%). The results of the statistical analysis of the effect of treatment on the value of efficiency provide a very real effect. The highest value of feed conversion occurred in treatment C (1.05), namely the feeding of pellets with charcoal composition of 2%, and the lowest treatment B (1.86). This study can be concluded that the administration of 1%, 2%, 3%, 4% charcoal and without charcoal is the same effect in triggering the growth of 3-5 cm tilapia.
PENGARUH PEMBERIAN BEBERAPA JENIS PAKAN PADA PERTUMBUHAN IKAN KERAPU CANTANG EPINEPHELUS SP DI KARAMBA JARING APUNG DI TELUK TALENGEN KEPULAUAN SANGIHE Tumadang, Liswara S.N.; Sampekalo, Julius; Lantu, Sartje
e-Journal BUDIDAYA PERAIRAN Vol 4, No 3 (2016)
Publisher : Universitas Sam Ratulangi

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.35800/bdp.4.3.2016.14740

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The research was conducted in floating net cage for at Talengen Island Sangihe to study the growth of grouper (46-70 g in average) fed various type of feed including fish flesh, pellet, cassava, sago) for six weeks, and to determine the food conversion ratio of each food type. The treatments consisted of A (fish flesh), B (fish flesh + cassava), C (fish flesh+sago), D (pellet). Fish was culture in 12 floating net cages measuring 1x1x1,5 m each, 10 fish/cage. Research results showed that the highest weight gain was achieved in fish in treatment C (87.6%), followed by treatment A (76.1%) , B (69.8%), and D (52.5%).  Statistically, treatment C was significantly different  compared to treatment A, B and D. The use of fish flesh combined with sago was able to improve growth of grouper Kata kunci : Kerapu Cantang,  growth, food conversion ratio, floating net cage
PENGARUH PEMBERIAN PAKAN KOMERSIAL YANG BERBEDA PADA PERTUMBUHAN IKAN NILA OREOCHROMIS NILOTICUS Hamadi, Martha F; Sampekalo, Julius; Lantu, Sartje
e-Journal BUDIDAYA PERAIRAN Vol 3, No 1 (2015)
Publisher : Universitas Sam Ratulangi

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.35800/bdp.3.1.2015.6955

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This research intended to study the growth of nile tilapia and commercial food conversion.  The research was conducted at Laboratory of Nutrition and Fish Feed Technology, Faculty of Fisheries Sam Ratulangi University Manado.  Fish feed used were Comfeed (Treatment A), Bintang (Treatment B) dan Lokal Food  (Treatment C).  Feeding dosage was 5% per body weight per day and feeding frequency was three times a day.  The research used complete randomized design with three treatments each with three replications. Research results showed that treatment A had absolute growth 257,67 g, , relative growth 160,37% and food conversion ratio 1,81 while treatment B had absolute growth 240,67 g, relative growth 152,05% and FCR 2.36,   and treatment C 235,00 g absolute growth, relative growth 147,04% and FCR 2.41.  Statistic analysis found  abosolute growth of fish in treatment A different significantly compared to treatment B and C.   Treatment A and B had similar effect but different significantly compared to treatment C.  It could be concluded that the use of comfeed was better to increase fish growth and FCR as compared to treatment B and C.   Keywords: growth, nile tilapia, food conversion ratio, commercial feed
KULTUR MASAL CHIDORIDAE Hematang, Mezak; Lantu, Sartje
e-Journal BUDIDAYA PERAIRAN Vol 3, No 1 (2015)
Publisher : Universitas Sam Ratulangi

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.35800/bdp.3.1.2015.6938

Abstract

The goal of mass culture of chydoridae is to find out the density of chydoridae that was cultured with yeast and rice bran.  Chydoridae was cultured on 5 aquaria i.e 3 aquaria measuring 100 x 60 x cm (A, B and C) and 2 aquaria measuring 30 x 30 x 30 cm (D and E).  Water quality parameters measured were temperature and pH.  The result of chydoridae mass culture for 21 days reached the peak on 14th day with the result as follow : for aquarium A with the concentration of yeast and rice bran 0.05 g/500 mL is 31 individue/ml; aquarium B with the concentration of yeast and rice bran 0.03 g/500 mL is 13 individue/ml; aquarium C with the concentration of yeast and rice bran 0.03 g/500 mL is 5 individue/ml; aquarium D with the concentration of yeast and rice bran 0.005 g/500 mL and aquarium E with the concentration of yeast and rice bran 0.003 g/500 mL can not be detected.  Counting the density of chydoridae on 21st day gave the result as follow : aquarium A as much as 4 individue/ml; aquarium B as much as 3 individue/ml; aquarium C as much as 2 individu/ml; aquarium D as much as 1 individue/ml and aquarium E as much as 2 individu/ml.  During culturing, water quality such as temperature and pH were on the range that was not harmful the chydoridae life.   Keywords: zooplankton, life food, chydoridae, fresh water, mass culture
PEMANFAATAN BUNGKIL KELAPA FERMENTASI DALAM PADA IKAN NILA (OREOCHROMIS NILOTICUS) Horopu, Meyriska C.; Sampekalo, Julius; Lantu, Sartje
e-Journal BUDIDAYA PERAIRAN Vol 6, No 3 (2018)
Publisher : Universitas Sam Ratulangi

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.35800/bdp.6.3.2018.21544

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The purpose of this study was to determine the concentration of the use of the best fermented coconut pulp in feed on the growth of tilapia.  The research  used 12  nets  measuring 1x1 m placed in a concrete pond measuring 3.5 x 5 cm. The treatments were A (without fermented coconut pulp), B (10% fermented coconut pulp), C (20% fermented coconut pulp), and D (30% fermented coconut pulp). The experimental method used was a completely randomized design with 4 treatments and 3 repetitions. Data collected were absolute growth, daily growth, relative growth, and feed efficiency. The results of the variance analysis showed an influence in the growth of tilapia size 5-8 cm. The best growth and feed efficiency value occurred in treatment D Thus  the use of  30% fermented coconut pulp in fish food could improve the growth of tilapia.Key words : fermented coconut pulp, tilapia, growth feed efficiency
PERTUMBUHAN CLADOCERA JENIS CHYDORIDAE PADA MEDIA KULTUR YANG BERBEDA Sambode, Denovis; Pangkey, Henneke; Lantu, Sartje
e-Journal BUDIDAYA PERAIRAN Vol 1, No 2 (2013)
Publisher : Universitas Sam Ratulangi

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.35800/bdp.1.2.2013.1910

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The aim of this study was to find out the effect of different organic fertilizers on the population growth of Chydorus sp. This research was conducted at Laboratorium of Nutrition and Food Technology, Faculty of Fishery and Marine Sciences, Sam Ratulangi University, from December, 2012 to January, 2013. The experiment was run in the Completely Randomized Design with 3 treatments and 3 replication. Chydorus sp. was cultured in 9 glass jars with a volume of 1 L each. Three treatments applied in this research included A: medium culture composed of 500ml of water and 50 grams of soil; B: medium culture composed of 500ml of water, 50 grams of soil and 10g of cow dung; C: medium culture composed of 500ml of water, 50 grams of soil and 10g of horse dung. The density of Cydorus sp. in each media was 10 individuals /500 ml water. Observation on the population growth, development of live preys, and water quality parameters was conducted for 20 days period. Data were statistically analized with Analysis of variance. The results showed the highest density of Chydorus sp. was reached by Chydorus cultured in medium with horse manure (2169 individual/500 ml), followed by medium culture with cow manure (1715 individual/500 ml), and the lowest in medium culture with soil which was 1065,33 individual/500 ml. However, Analysis of variances showed that Chydorus population growth were not significantly affected by different culture medium. Keywords: manure, liquid fertilizer, growth, Chydorus sp.