scholarly journals PENGARUH TUMBUHAN AZOLLA (Azolla microphylla) TERHADAP KELANGSUNGAN HIDUP IKAN PATIN (Pangasianodon hypophthalmus)

2017 ◽  
Vol 2 (2) ◽  
pp. 58
Author(s):  
Yustika Anggraini ◽  
Syahrizal Syahrizal ◽  
M Yusuf Arifin
Keyword(s):  
Water Quality ◽  
Ammonia Concentration ◽  
Fish Feed ◽  
Correction Factors ◽  
Fish Waste ◽  
Pangasianodon Hypophthalmus ◽  
Azolla Microphylla ◽  
Randomized Design ◽  
Water Media ◽  
Plant Grown

Azolla (Azolla microphylla) aquatic plants can be used as a natural feed or as a source of artificial feed ingredients (pellets) of fish. In addition to Azolla plant as a fish feed, Azolla plant grown in fish maintenance water media can help improve water quality, because it can function as phytoremediation. The aim of this research is to see the influence of Azolla (Azolla microphylla) plant to survival rate on siamese catfish (Pangasianodon hypophthalmus) fish. The method used in this research is complete randomized design with 4 treatments and 3 replications. Treatment A. Without Azolla microphylla (control), B.Azolla microphylla treatment of 150 g / m2, Treatment C. Azolla. microphylla as much as 250 grams / m2, and D.Azolla microphylla as much as 350 grams / m2. The survival of the best catfish P1 54,20%, consecutive P2 28,30, P3 26,70 and P0 22,50. Initial ammonia concentration 0.33 mg / l after experiments P0 0.34, P1 0.27, P2 0.27 and P3 0.24 with correction factors P1 0.443, P2 435 and P3 0.541. The association of Azolla count toward survival of fish gave no significant correlation to survival R = 0.017, whereas the relation of the amount of azolla to ammonia correlated significantly R = 0.903. The best density of Azolla 350 gram / m2 plant on water surface media that can function as phytoremediation to absorb the remnants of fish and fish waste, so as to improve the water quality factor and at the same time can increase the growth of Siamese (Pangasianodon hypophthalmus) fish biomass and affect the production of Azolla biomass.Keywords: phytoremediation, azolla, catfishTumbuhan air Azolla (Azolla microphylla) dapat dijadikan pakan alami  atau sebagai salah satu sumber bahan pakan buatan (pellet) ikan. Selain tumbuhan Azolla sebagai pakan ikan, Azolla yang ditanam dalam media air pemeliharaan ikan dapat membantu memperbaiki kualitas air, karena dapat berfungsi sebagai fitoremediasi. Penelitian yang dilakukan bertujuan melihat efektifitas tumbuhan  Azolla (Azolla microphylla) sebagai fitoremediasi  pada media pemeliharaan ikan patin siam  (Pangasianodon hypophthalmus) Tanpa ganti air. Metoda yang digunakan dalam penelitian ini adalah rancangan acak lengkap (RAL) dengan 4 perlakuan dan 3 ulangan. Perlakuan A. Tanpa Azolla microphylla (kontrol), Perlakuan B.Azolla microphylla sebanyak 150 gram/m2, Perlakuan C. Azolla. microphylla sebanyak 250 gram/m2, dan D. Azolla microphylla sebanyak 350 gram/m2. Kelangsungan hidup ikan patin terbaik P1 54,20%, berturut-turut P2 28,30, P3 26,70 dan P0 22,50. Konsentrasi amonia awal 0.33 mg/l setelah percobaan P0 0,34, P1 0,27, P2 0,27 dan P3 0,24 dengan Faktor Koreksi P1 0,443, P2 435 dan P3 0,541. Hubungan jumlah Azolla terhadap kelangsungan hidup ikan memberikan korelasi tidak nyata bagi kelangsungan hidup R = 0,017, sedangkan hubungan jumlah azolla terhadap ammonia berkorelasi secara nyata R = 0,903. Kepadatan tanaman Azolla 350 gram/m2 terbaik pada permukaan air media  yang dapat berfungsi sebagai fitoremediasi menyerap sisa pakan dan kotoran ikan, sehingga dapat memperbaiki faktor kualitas air dan sekaligus dapat meningkat pertumbuhan biomassa ikan patin siam dan mempengaruhi produksi biomass Azolla.Kata Kunci: Fitoremediasi, azolla, ikan patin

scholarly journals PENGARUH AZOLLA (Azolla microphylla) TERHADAP PERTUMBUHAN IKAN PATIN SIAM (Pangasianodon hypophthalmus) PADA MEDIA PEMELIHARAAN TANPA GANTI AIR

2017 ◽  
Vol 2 (2) ◽  
pp. 65
Author(s):  
Dian Rizki Putri ◽  
Syahrizal Syahrizal ◽  
M Yusuf Arifin
Keyword(s):  
Water Quality ◽  
Fish Feed ◽  
Fish Waste ◽  
Pangasianodon Hypophthalmus ◽  
Azolla Microphylla ◽  
Randomized Design ◽  
Water Media ◽  
Absolute Growth ◽  
Plant Grown ◽  
Improve Water Quality

Azolla (Azolla microphylla) aquatic plants can be used as a natural feed or as a source of artificial feed ingredients (pellets) of fish. In addition to Azolla plant as a fish feed, Azolla plant grown in fish maintenance water media can help improve water quality, because it can function as phytoremediation. The aim of this research is to see the influence of Azolla (Azolla microphylla) plant to growth of siamese catfish (Pangasianodon hypophthalmus) fish without any change of water. The method used in this research is complete randomized design with 4 treatments and 3 replications. Treatment A. Without Azolla microphylla (control), B.Azolla microphylla treatment of 150 g / m2, Treatment C. Azolla. microphylla as much as 250 grams / m2, and D.Azolla microphylla as much as 350 grams / m2. The result of Azolla plant with 150 gram / m2 is the best absolute growth of P1 1.7 gram / head patish, followed by P2 1,6, P3 1,00 and P0 0,93 gram / ekor. The association of Azolla count toward growth  of fish gave no significant correlation to growth R = 0.073, whereas the relation of the amount of azolla to ammonia correlated significantly R = 0.903. The best density of Azolla 350 gram / m2 plant on water surface media that can function as phytoremediation to absorb the remnants of fish and fish waste, so as to improve the water quality factor and at the same time can increase the growth of Siamese (Pangasianodon hypophthalmus) fish biomass and affect the production of Azolla biomass.Keywords: Phytoremediation, azolla, catfishTumbuhan air Azolla (Azolla microphylla) dapat dijadikan pakan alami  atau sebagai salah satu sumber bahan pakan buatan (pellet) ikan. Selain tumbuhan Azolla sebagai pakan ikan, Azolla yang ditanam dalam media air pemeliharaan ikan dapat membantu memperbaiki kualitas air, karena dapat berfungsi sebagai fitoremediasi. Penelitian yang dilakukan bertujuan melihat pengaruh tumbuhan  Azolla (Azolla microphylla) terhadap pertumbuhan ikan patin siam  pada media pemeliharaan tanpa ganti air. Metoda yang digunakan dalam penelitian ini adalah  rancangan acak lengkap (RAL) dengan 4 perlakuan dan 3 ulangan. Perlakuan A Tanpa Azolla microphylla (kontrol), Perlakuan B.Azolla microphylla sebanyak 150 gram/m2, Perlakuan C. Azolla. microphylla sebanyak 250 gram/m2, dan D. Azolla microphylla sebanyak 350 gram/m2. Hasil penelitian pemberian tanaman Azolla dengan jumlah 150 gram/m2 merupakan pertumbuhan mutlak terbaik rata-tata ikan patin P1 1,7 gram/ekor, diikuti P2 1,6, P3 1,00, dan P0 0,93 gram/ekor.. Hubungan jumlah Azolla terhadap pertumbuhan ikan memberikan korelasi tidak nyata bagi pertumbuhan R = 0,073, sedangkan hubungan jumlah azolla terhadap ammonia berkorelasi secara nyata R = 0,903. Kepadatan tanaman Azolla 350 gram/m2 terbaik pada permukaan air media  yang dapat berfungsi sebagai fitoremediasi menyerap sisa pakan dan kotoran ikan, sehingga dapat memperbaiki faktor kualitas air dan sekaligus dapat meningkat pertumbuhan biomassa ikan patin siam dan mempengaruhi produksi biomass Azolla.Kata Kunci: Fitoremediasi, azolla, ikan patin

scholarly journals The Affection of Fine Bubbles (FBs) Application on Growth Siamese Catfish (Pangasianodon hypophthalmus) in Aquaponic System

2020 ◽  
pp. 30-36
Author(s):  
Rahmad Afdillah ◽  
Yuli Andriani ◽  
Zahidah Hasan ◽  
. Rosidah ◽  
. Iskandar
Keyword(s):  
Water Quality ◽  
Specific Growth ◽  
Good Condition ◽  
Quality Parameters ◽  
Control Treatment ◽  
Effective Pressure ◽  
Growth And Survival ◽  
Pangasianodon Hypophthalmus ◽  
Randomized Design ◽  
Completely Randomized Design

This research aims was to determine the effective pressure on fine bubbles technology on the growth of Siamese catfish fry in the aquaponic system. This study uses a completely randomized design with four treatments and three replications. Treatment A (Control), Treatment B (FBs at a pressure of 4,5 atm), Treatment C (FBs at a pressure of 5 atm and treatment D (FBs at a pressure of 5,5 atm). The parameters observed were Specific Growth Rate, Survival Rate and water quality (Temperature, pH, DO, Ammonia) Data were analyzed using variance with the F test at a 95% confidence level. The best treatment for catfish growth was treatment D (5,5 atm pressure), which gave the highest SGR value of 7,24% and the highest SR value of 100%. The value of water quality parameters were in good condition for the growth and survival of catfish.

scholarly journals The affection of fine bubbles (FBs) aplication on growth, feed efficiency of striped catfish, Pangasianodon hypophthalmus (Sauvage, 1878) and water quality in aquaponic system

2021 ◽  
Vol 21 (3) ◽  
pp. 277-290
Author(s):  
Yuli Andriani ◽  
Zahidah Zahidah ◽  
Rosidah Rosidah ◽  
Iskandar Iskandar
Keyword(s):  
Water Quality ◽  
Feed Efficiency ◽  
Suitable Condition ◽  
Plant Productivity ◽  
Quality Parameters ◽  
Control Treatment ◽  
Average Weight ◽  
Feed Conversion ◽  
Pangasianodon Hypophthalmus ◽  
Randomized Design

This research aims to determine the effect of fine bubble technology with different pressures on Siamese catfish seed's growth and feed efficiency in an aquaponic system. This research used a completely randomized design with four treatments and three replications. Treatment A (Control), Treatment B (FBs with a pressure of 4.5 atm), Treatment C (FBs with a pressure of 5 atm and treatment D (FBs with a pressure of 5.5 atm). The parameters observed were Specific Growth Rate, Feed Conversion Ratio, water quality (temperature, pH, DO, and ammonia), and plant productivity.  The seeds used were catfish seeds aged 16-36 days, 1-2 inches long, and weighed 0.26-0.29 grams. The container used is a fiber tub of 16 units with a size of 70 cm x 70cm x 70 cm. The feed used is commercial feed PF 1000 content crude protein 35%. The data were analyzed using variance with the F test at the 95% confidence level. The best treatment for catfish growth was treatment D (pressure 5.5 atm), which gave the highest SGR value of 7.24 ± 0.5 and FCR value of 1.19 ± 0.09. The value of water quality parameters is in suitable condition for the growth of catfish seed. The best plant productivity was found in treatment D with an average weight of 60.75 g.

scholarly journals PENGARUH PEMBERIAN ENZIM DENGAN KONSENTRASI BERBEDA PADA PAKAN IKAN NILA (Oreochromis niloticus) TERHADAP KONSENTRASI AMONIAK, NITRIT, DAN SULFIDA DALAM MEDIA PEMELIHARAAN (The Influence of Enzime Provision with Different Concentration of Enzimes on Tilapia Fish Feed (Oreochromis niloticus) Towards The Concentration of Ammonia, Nitrite, and Sulfide in Media Maintenance)

2018 ◽  
Vol 6 (4) ◽  
pp. 530-535
Author(s):  
Uswah Hasanah ◽  
Haeruddin Haeruddin ◽  
Niniek Widyorini
Keyword(s):  
Oreochromis Niloticus ◽  
Ammonia Concentration ◽  
Fish Feed ◽  
Aquatic Resources ◽  
Digestion Process ◽  
The People ◽  
Sulphide Concentration ◽  
Randomized Design ◽  
Maintenance Time ◽  
Water Volumes

Kegiatan budidaya pada setiap prosesnya menghasilkan limbah yang dihasilkan dari sisa-sisa pakan dan kotoran yang berasal dari ikan budidaya, terutama budidaya Ikan Nila yang merupakan salah satu jenis ikan tawar yang sudah di budidaya secara komersial oleh masyarakat indonesia. Penelitian dilaksanakan pada Mei-Juni 2017 di Laboratorium Pengelolaan Sumberdaya Ikan dan Lingkungan, Departemen Sumberdaya Akuatik, Fakultas Perikanan dan Ilmu Kelautan, Universitas Diponegoro. Pada penelitian ini ditambahkan enzim pada pakan ikan, suatu enzim yang mengandung protease, lipase, amilase, pepsin, tripsin, dan kemotripsin dalam dosis yang sudah ditentukan untuk memaksimalkan proses pencernaan. Ikan Nila yang digunakan  berukuran 7-9 cm dipelihara di dalam akuarium dengan kapasitas 2 ekor Ikan Nila dalam 1 akuarium dengan volume air 9 l. Tujuan penelitian untuk mengetahui konsentrasi amoniak, nitrit, dan sulfida (H2S) dan membandingkan pengaruh pemberian enzim dengan konsentrasi yang berbeda didalam pakan terhadap konsentrasi amoniak, nitrit, dan sulfida (H2S). Metode yang digunakan adalah metode eksperimental skala laboratorium. Desain penelitian berdasarkan rancangan acak lengkap (RAL), dengan menggunakan lima perlakuan yaitu dengan perbedaan konsentrasi enzim. Setiap perlakuan dilakukan 3x pengulangan. Analisis data menggunakan uji two way anova. Hasil penelitian menunjukkan bahwa pemberian enzim dengan konsentrasi berbeda tidak berpengaruh nyata, lama waktu pemeliharaan berpengaruh nyata terhadap konsentrasi amoniak, dan sulfida, kombinasi dari keduanya tidak berpengaruh nyata terhadap konsentrasi amoniak, nitrit, dan sulfida. Cultivation activities in each process produce waste generated from the remnants of feed and feces from the fish cultivated, especially the cultivation of tilapia which is one type of fresh bonds that have been cultivated commercially by the people of Indonesian. The research was conducted in May-June 2017 at the Fish and Environmental Resource Management Laboratory, Aquatic Resources Department, Fisheries and Marine Science Faculty, Diponegoro University. The materials on this research are combining the fish feed with an enzime which contains protease, lipase, amylase, pepsin, trypsin, and chemotrypsin in prescribed doses to maximised the digestion process. Tilapia as research object has length of 7 to 9 cm and its kept in an aquarium with capacity (water volumes) of 9 ls which contains of 2 tilapias. The purposes of this research are to know the concentration of ammonia, nitrite and sulfide (H 2 S) in and to compare the effect of the enzyme provision with different concentration in fish feed with the concentration of ammonia, nitrite and sulfide (H 2 S). This research used laboratory-scale experimental method. The study design was based on Complete Randomized Design (RAL), using five treatments with different enzyme concentrations. Each treatments was done by three repetitions. The data was analysed using two-way ANOVA test. The results showed that enzyme with different concentration had no significant effect, maintenance time had significant effect on ammonia concentration, and sulfide, the combination of both did not significantly affect the ammonia, nitrite and sulphide concentration.

scholarly journals The effect of Red Paprika Extract (Capsicum Annuum) in Feed on the Color Intensity Level of Comet Fish (Carassius auratus)

2021 ◽  
pp. 37-45
Author(s):  
Kiki Haetami ◽  
Walim Lili ◽  
Roffi Grandiosa ◽  
Freddy Aditya Destiyantara
Keyword(s):  
Water Quality ◽  
Survival Rate ◽  
Quality Parameters ◽  
Intensity Level ◽  
Fish Feed ◽  
Observation Data ◽  
Color Intensity ◽  
Randomized Design ◽  
Significant Difference ◽  
Fish Survival

This study aims to analyze the effect of red paprika flour in fish feed to increase the color intensity of the Comet fish juvenile. The research method used a Complete Randomized Design experiment consist of four treatments and three replicates. The treatments consisted of various levels of addition red pepper extract, namely treatment A (0%), B (3%), C (5%) and D (7%). The investigation includes color intensity of the fish. Survival rate and water quality parameters data were also taken. The color observation data were analyzed using the Kruskal-Wallis analysis, if there was a significant difference, the Z test was performed. The results of this study indicated that the addition of 5% red paprika extract to the feed was the best treatment with an increase in the color intensity level of comet fish at 4.71. While the comet fish Survival Rate (SR) data in all treatments were observed to be 100% and the water quality during the maintenance period was in the optimal range and met the standards. The average temperature value was 24.7-26.4ºC, DO 5.6-5.8 mg/L and pH 6.67-7.53.

Pemanfaatan limbah padat Ikan Tuna melalui kegiatan budidaya Ikan Nila (Oreochromis niloticus), Studi kasus di Perusahaan abon UD Madurasa Kabupaten Manokwari

Cassowary ◽  
2018 ◽  
Vol 1 (1) ◽  
pp. 21-34
Author(s):  
Dedi Ariana ◽  
Roni Bawole ◽  
Vera Sabariah
Keyword(s):  
Water Quality ◽  
Animal Feed ◽  
The Body ◽  
Fish Feed ◽  
Relative Growth ◽  
Feed Manufacturing ◽  
Randomized Design ◽  
Nutritional Needs ◽  
Breakeven Point ◽  
The Impact

The tuna waste in Manokwari has an economic potential that can be used as fish meal animal feed or fish feed. The aim of this study was to determine the chemical contents of tuna waste flour, examine of tuna waste meal, determine the feed test impact to the tilapia growth, analyze the impact of feed to water quality and analyze the feed manufacturing businesses. The study was conducted for six months (January to June 2015) at UD Madurasa. This study used, a completely randomized design with five treatments, there were feed A (control) and four test feeds formulated using tuna waste flour and bran (feed B, feed C, feed D and feed E). The feeds were tested using tilapia sized 5-8 cm and weighted 9-10 g in average (belo phase), then a 750 belos were used and allocated into 15 containers (50 belos / container). Feed was given twice a day in the morning (7:00 a.m. to 08:00) and afternoon (16:00 to 17:00) for six weeks. The feed amount was 5% of the body weight. The results show that tuna waste flour contain nutrients over the nutritional needs by tilapia. The tested feed has nutritional value better than feed A. Feed A has the highest efficiency and value of relative growth of 24.56% and 92.79%. Feed C has an efficiency of 22.83%, Feed E (20.37%), Feed B (19.30%) and Feed D (17.82%), also the growth of relative feed values of C (87.14%), Feed E (64.69%), Feed B (63.04%) and Feed D (55.53%). The variance analysis was not difference, however all feed gave same effect on tilapia growth. The tested feed did not pollute the water and categorized as 2nd and 3rd of water quality. It is assumed that this business is properly to be run with breakeven point will be achieved when sales reached to 8 kg (Rp 130,000.00) or at 4.5 months.

scholarly journals Performa Kualitas Telur Ikan Gabus (Channa striata blkr) Dengan Pemberian Pakan Berbeda Dalam Wadah Terkontrol

2018 ◽  
Vol 1 (1) ◽  
pp. 70
Author(s):  
Yulainty Adipu ◽  
Ahmad Rovik
Keyword(s):  
Water Quality ◽  
Survival Rate ◽  
Egg Quality ◽  
Quality Measurement ◽  
Hatching Rate ◽  
Fish Feed ◽  
Fresh Fish ◽  
Rate Analysis ◽  
Randomized Design ◽  
Channa Striata

This study aims to determine the management techniques of snakehead fish in the spawning process conducted in a controlled container and to know the performance of egg quality of snakehead fish. The experimental method was done experimentally by using a complete randomized design (RAL) with three feeding treatments and three replications, the treatment consisted of treatment A using 38% artificial protein, B treatment using rucah (fresh fish), and C treatment using mascot . The test animal used is the snake head totaling 49 tail, with the size of weight 350 grams up to 800 grams. The variables observed in this research consist of fecundity, hatchability, survival rate and water quality. The feed treatment A (golden snail) resulted in the highest number of eggs (fecundity) 5928 grains, followed by treatment B (feed trash) that is 4360 grains, and treatment A (pellet feed) ie 4134 grains. The result of hatching rate analysis at the highest treatment A reached 92,10%, in treatment B hatching degree was obtained 71,42%, while at treatment C obtained 56,60%. The observation variable for seed survival rate in treatment A resulted in 4367 head, whereas at treatment B obtained larvae 2245 tail, and at treatment C obtained 1450 tail. Based on the results of the research I can conclude that with different did not give a real effect on the number of eggs, hatchability and survival rate in snake head. While for water quality measurement obtained temperature value around 27-320C, brightness 30 - 40 cm, oxygen and pH at normal value 7.  Keywords : Quality eggs, snakehead fish, Feed

scholarly journals PENGARUH EKOENZIM TERHADAP KUALITAS AIR DALAM PEMBESARAN IKAN LELE (Clarias gariepinus)

2018 ◽  
Vol 7 (4) ◽  
pp. 307-314
Author(s):  
Arnita Ayu Kusumawati ◽  
Djoko Suprapto ◽  
Haeruddin Haeruddin
Keyword(s):  
Water Quality ◽  
Data Analysis ◽  
Descriptive Analysis ◽  
Clarias Gariepinus ◽  
Ammonia Concentration ◽  
Concentration Data ◽  
Randomized Design ◽  
Poor Water Quality ◽  
Temperature And Growth ◽  
One Way Anova

Kualitas air merupakan salah satu faktor penting dalam budidaya, walaupun ikan lele mampu bertahan hidup dalam kondisi kualitas air yang buruk namun keadaan itu akan berpengaruh pada pertumbuhannya. Pada penelitian ini bertujuan untuk mengetahui pengaruh ekoenzim terhadap kualitas air pada pembesaran ikan lele. Penelitian dilakukan pada bulan April - Mei 2018 di Laboratorium Pengelolaan Sumberdaya Ikan dan Lingkungan, Fakultas Perikanan dan Ilmu Kelautan, Universitas Diponegoro,Semarang. Metode yang digunakan pada penelitian ini adalah metode eksperimen di laboratorium dengan menggunakan desain penelitian yaitu rancangan acak lengkap (RAL). Penelitian ini dilakukan dengan menggunakan 4 perlakuan yaitu kontrol, 0,1 ml/L, 0,5 ml/L, dan 1 ml/L dengan 3 pengulangan. Pada penelitian ini menggunakan analisis data one way Anova dengan menggunakan data konsentrasi amoniak dan nitrit sedangkan konsentrasi DO, pH, temperature , dan Pertubuhan menggunakan analisis deskriptif. Hasil analisis data yang telah dilakukan menunjukan bahwa tidak ada perbedaan rata-rata hasil konsentrasi amoniak dan nitrit dengan konsentrasi ekoenzim yang berbeda. Jadi pemberian ekoenzim di media pemeliharaan ikan lele menunjukan hasil yang baik untuk proses budidaya namun masih kurang baik untuk pertumbuhan ikan lele tersebut, karena didapatkan hasil pertumbuhan ikan lele cenderung lambat. Water quality is an important factor in cultivation, although catfish are able to survive under poor water quality conditions but the situation will affect its growth. In this study aims to determine the effect of eczymes on water quality in the enlargement of catfish. The study was conducted in April - May 2018 at the Fish and Environmental Resource Management Laboratory, Faculty of Fisheries and Marine Sciences, Diponegoro University, Semarang. The method used in this study is an experimental method in the laboratory using a research design that is a completely randomized design (CRD). This research was conducted by using 4 treatments, namely control, 0.1 ml / L, 0.5 ml / L, and 1 ml / L with 3 repetitions. In this study used one way Anova data analysis using ammonia concentration data and nitrite concentration while DO, pH, temperature, and Growth using descriptive analysis. The results of the data analysis that has been carried out show that there is no difference in the average yield of the concentration of ammonia and nitrite with different eczene concentrations. So ekoenzim peberian in catfish breeding media showed good results for the cultivation process but still not good for the growth of catfish, because the results obtained growth of catfish tend not slow.

scholarly journals HUBUNGAN PANJANG DAN BERAT IKAN NILA (Oreochromis niloticus) DALAM MEDIA PEMBESARAN DENGAN PENAMBAHAN ENZIM EZ-PLUS(SKALA LABORATORIUM)

2018 ◽  
Vol 7 (1) ◽  
pp. 150-156
Author(s):  
Muhammad Dwi Hudoyo Swarto ◽  
Haeruddin Haeruddin ◽  
Siti Rudiyanti
Keyword(s):  
Water Quality ◽  
Growth Pattern ◽  
Oreochromis Niloticus ◽  
Linear Regression Analysis ◽  
Measurement Data ◽  
Quality Measurement ◽  
Fish Feed ◽  
Weight Growth ◽  
Randomized Design ◽  
Close Relationship

Salah satu upaya untuk mengoptimalkan pertumbuhan panjang dan berat dalam kegiatan pembesaran ikan Nila adalah memperbaiki daya cerna dengan cara pemberian enzim EZ-plus ke dalam pakan ikan. Penelitian ini bertujuan untuk mengetahui pertumbuhan panjang dan bobot ikan Nila (Oreochromis niloticus) pada berbagai konsentrasi enzim yang ditambahkan pada pakan, serta keeratan hubungan antara pakan yang telah diberi enzim dengan pertambahan panjang total dan bobot ikan. Penelitian ini dilaksanakan selama 35 hari yaitu pada bulan Mei-Juni 2017. Metode dalam penelitian ini menggunakan eksperimental dengan Rancangan Acak Lengkap (RAL) dengan 5 perlakuan sebagai berikut: kontrol, L (0,0125%), M (0,025%), N (0,05%) dan O (0,075%). Pemberian pakan dilakukan pada pagi hari dan sore hari dengan jumlah pakan yang diberikan 5% dari bobot ikan dalam sekali pemberian pakan.Selama penelitian dilakukan pergantian air setiap 7 hari untuk menjaga kualitas air. Data panjang dan bobot ikan dianalisis menggunakan regresi dan dilakukan uji F. Hasil penelitian pertumbuhan panjang berat diperoleh nilai b berkisar 2,43 – 3,09. Pola pertumbuhan pada perlakuan K, L, N, dan O yaitu alometrik negatif, sedangkan pola pertumbuhanpada perlakuan M yaitu isometrik. Hasil penelitian panjang berat diperoleh nilai R berkisar antara 0,86 – 0,96 atau mendekati nilai 1, menunjukkan adanya hubungan yang erat antara panjang dan berat ikan Nila. Data pengukuran kualitas air selama penelitian diperoleh temperatur berkisar antara 25,0 – 26,9 oC, pH berkisar antara 5,00 - 6,95 dan oksigen terlarut berkisar antara 4,01 – 6,89 mg/L. One of the effort to optimize the growth of length and weight in the activity oF Tilapia growout is to improve the digestibility by giving EZ-plus enzyme into fish feed. This research aims to determine the relationship between length and weight of Oreochromis niloticus growth in various concentrations of enzymes the feed, and closeness between feeds that have been given enzymes with length and weight growth of fish. This research was conducted for 35 days in May-June 2017. The experiment conducted with Complete Randomized Design with 5 treatments as follows: control, L (0,0125%), M (0,025%), N (0,05 %) and O (0,075%). Feeding done in the morning and afternoon with the amount 5% of fish weight in one feeding. During the research carried out water changes every 7 days to maintain water quality. The length – weight data were determined by linear regression analysis and F test. Result of research of length and weight growth obtained value of b ranged from 2,43 – 3,09. The growth pattern on the treatments of K, L, N and O are allometrik negative, while the growth pattern in  M treatment is isometric. Result of research length – weight growth obtained value of R ranged from 0,86 – 0,96 or close value 1, meaning a close relationship between the length – weight of Tilapia fish.. Water quality measurement data during the research obtained temperatures ranged from 25,0 – 26,9oC, the pH ranged from 5,00 to 6,95 and dissolved oxygen ranged from 4,01 to 6,89 mg / L.

scholarly journals STUDY OF USE FERMENTED BANANA Musa paradisiaca (Linnaeus, 1761) HUMPS AS ORGANIC FERTILIZER TO IMPROVE NATURAL FEED AVAILABILITY IN NURSERY OF HOVEN’S CARP Leptobarbus hoevenii (Bleeker, 1851) FRY

2019 ◽  
Vol 7 (2) ◽  
pp. 939
Author(s):  
Wahid Abdul Rosyid ◽  
Indra Gumay Yudha ◽  
Herman Yulianto
Keyword(s):  
Water Quality ◽  
Organic Fertilizer ◽  
Quality Measurement ◽  
Organic Fertilizers ◽  
Musa Paradisiaca ◽  
Randomized Design ◽  
Water Media ◽  
Completely Randomized Design ◽  
Water Quality Measurement

Plankton as a natural feed is thought to be a factor that affects the growth of hoven’s carp fry. Plankton abundance can be increased by the addition of organic fertilizers containing nutrients (nitrate and phosphate). Nutrients abundance can be increased by addition of fermented banana hump’s This research aimed to determine the use of fermented banana’s hump to increase the availability of natural feed nursery and the growth of hoven’s carp fry. The method of this research used a completely randomized design with four treatments and three replications, i.e: P1 (control), P2 (5,0 ppm), P3 (7,5 ppm), and P4 (10,0 ppm) addition of fermented banana’s hump. The measured parameters were nitrate, phosphate, plankton abundance, growth and water quality. The results showed the dose of addition of banana weed fertilizer had an effect (P< 0.05) on the abundance of natural feed and the growth of hoven’s carp fry. Results of water quality measurement showed the parameters of temperature ranged from 25 to 27 °C, pH ranged from 6,23 to 7,53, DO ranged from 3,40 to 11,36 and ammonia from 0 to 0,001 mg/l. The recomended dosage of fermented banana’s hump was 10 ppm for 1 l of water media.

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