scholarly journals EFFECTS OF DIETS WITH DIFFERENT PROTEIN LEVEL FOR COBIA (Rachycentron canadum) GROWTH IN CONTROLLED TANK

2019 ◽  
Vol 7 (2) ◽  
pp. 845
Author(s):  
Lulus Setianingsih ◽  
Limin Santoso ◽  
Suryadi Saputra

The feed given to cobia’s juvennile (Rachycentron canadum) still uses expensive factory-made feed to be the basis of this research. This aims of this research to examine the effect of feed formula with different protein levels on optimal growth cobia. This research method  used a completely randomized design (CRD) with three treatments and three replications. The treatment in this study were different protein level commercial feed (as control/46%), and formula feed (protein P1 46% and P2 protein 48%). The parameters tested included absolute weight, daily growth rate, feed conversion ratio, protein retention, and survival rate. The data obtained were analyzed by analysis of variance and continued with the duncan test with a 95% confidence interval. The results showed that the growth of absolute weight and daily growth rates generated from each treatment were significantly different (p <0.05), K (80.30 ± 11.20c g and 1.78 ± 0.25c g/day), P1 (21.87 ± 1.95a g and 0.49 ± 0.05a g/day), P2 (37.43 ± 3.29b g and 0.83 ± 0.07b g/day).

2018 ◽  
Vol 46 (2) ◽  
pp. 89
Author(s):  
Della Febriana Putri ◽  
Limin Santoso ◽  
Suryadi Saputra

This study aims to determine the optimal protein content in the feed for the growth rate of seabass (Lates calcarifer) through feeding with different protein levels maintained in the controlled tank. This study used a complete randomized design (RAL) with 46% protein content of commercial feed, 46% protein content of formulation and 48% protein content of formulation each treatment consisting of three replications. The results of this study as a whole of the parameters observed included absolute growth, daily growth rate, protein retention, and liveliness gave significantly different results between control treatment with P1 and P2, while for feed conversion ratio gave significantly different result between treatment control with P2, but not significantly different between controls with P1 and P1 with P2. .With the provision of seabass with different protein levels maintained in a controlled tank gives the best results in the control treatment with a 46% protein content.


2019 ◽  
Vol 5 (1) ◽  
Author(s):  
Retno Wijayanti ◽  
Muarif Muarif ◽  
Dudi Lesmana

This research was carried out on March to August, 2018, and the experiment on April to June, 2018 at the Fishery Laboratory, Djuanda University Bogor. The objective of research is to know and analyze the survival rate and feed conversion ratio of Giant Gouramy that cultured on biofloc media and different protein levels. The experimental design that used is completely randomized design   with 2 treatments   and 6 replications.  The treatments are  treatment A (feeding of protein level  of 17% + mollase addition  with C,/N  ratio 12) and treatment B (feeding of protein  level  of  30%  without  mollase)  Fish that used is Giant Gouramy fry with length 5-7 cm that maintained cylinder container of diameter 1 m and height 1 m. The results of research that the artificial feeding of protein level of 17% + mollase addition with C/N ratio 12 gives the survival rate which is better, but the feed conversion ratio is bad. The average of the highest survival rate of Giant Gouramy is 89% (treatment A) and the low feed conversion ratio is 1.6 (treatment B). Water  quality during the research are temperature  of  23,6-30,0 °C, dissolved oxygen of 6.4- 8.8 mg/l and  pH of 6,3-8,8.Key words: Giant Gouramy, biofloc, feed conversion ratio, protein level.


2020 ◽  
Vol 5 (1) ◽  
pp. 1-8
Author(s):  
Chatammi Akbar ◽  
Deny Sapto Chondro Utomo ◽  
Siti Hudaidah ◽  
Agus Setyawan

The nature of cannibalism in snakehead fish (Channa stiata) causes high mortality in snakehead fish farming. Good and proper management is needed to minimize its cannibalism. The aims of this research were intended to find out the feeding frequency and feeding rate in growth performance and survival rate of snakehead fish seed. This research was conducted with Factorial Completely Randomized Design (FCRD), which consisted of 2 factors, feeding rate and feeding frequency each with triplicates. The treatments of feeding rate were 3%, 5%, and 7% and the treatments of feeding frequency were 3 and 4 times everyday. The used feed is commercial feed PF-800. The result of this research indicated that feeding rate 7% with 4 times feeding frequency each day was the highest absolute weight and length of growth rate than the other treatments. The highest value in survival rate parameter was feeding rate 3% with 3 and 4 times/day. On the other hand, the lowest value in FCR parameter was feeding rate 5% with 3 times feeding frequency each day. Meanwhile, the highest value in protein retention parameter was feeding rate 5% with 3 times/day. The result showed that there was any interaction in absolute weight of growth rate and protein retention. The single factor in form of feeding rate gave significant results of survival value and feed conversion ratio. The result of this research showed that feed management of 7% FR with 4 times/day FF gave the best result in growth, FCR, and protein efficiency of snakehead fish. Although, it has the lowest SR value, but 7% FR with 4 times/day FF can produce the highest biomass of snakehead fish in this study reached 114,45g.


2018 ◽  
Vol 13 (1) ◽  
pp. 47
Author(s):  
Evi Tahapari ◽  
Jadmiko Darmawan

Penelitian ini bertujuan untuk mendapatkan kandungan protein optimum pakan untuk menunjang pertumbuhan maksimal dalam pemeliharaan benih ikan patin pasupati. Penelitian dirancang menggunakan rancangan acak lengkap (RAL) dengan empat perlakuan dan tiga ulangan. Sebagai perlakuan adalah pakan dengan kandungan protein berbeda, yaitu: A. 30%, B. 35%, C. 40%, dan D. 45%. Wadah pemeliharaan ikan uji adalah bak fiber berukuran 57 cm x 36 cm x 29 cm. Sebanyak 30 ekor ikan uji berukuran bobot awal 0,94 ± 0,13 g dengan panjang awal 3,82 ± 0,21 cm; ditebar ke dalam setiap bak. Percobaan berlangsung selama empat puluh hari. Ikan diberi pakan lima kali/hari sebanyak 10% dari biomassa ikan. Parameter yang diamati adalah laju pertumbuhan bobot, pertumbuhan panjang, retensi protein, rasio konversi pakan, dan sintasan. Data dianalisis dengan analisis ragam pada selang kepercayaan 95% dan dilanjutkan dengan Uji Beda Nyata Terkecil (Uji BNT). Hasil penelitian menunjukkan bahwa pakan dengan kandungan protein 40% (perlakuan C) memberikan performa pertumbuhan bobot, pertambahan panjang, retensi protein, dan konversi pakan terbaik (P<0,05) dibandingkan dengan perlakuan lainnya. Sintasan ikan pada perlakuan A, B, dan C berturut-turut sebesar 81,11%; 80,00%; dan 80,00% dan tidak berbeda nyata (P>0,05). Ikan pada perlakuan D memiliki sintasan terendah yaitu 72,22%.This study was aimed to determine the optimum feed protein content to support maximum growth performance of catfish juveniles. The study was designed using a completely randomized design (CRD) with four treatments and three replications. The treatments consisted of different protein contents of artificial feed, namely: A. 30%, B. 35%, C. 40%, and D. 45%. The test fish were reared in fiber tank containers sized 57 cm x 36 cm x 29 cm. A total of 30 fish with an initial weight of 0.94 ± 0.13 g and length of 3.82 ± 0.21 cm were stocked into each tank. The experiment lasted for forty days. Fish were fed with the experimental feeds five times/day as much as 10% of the fish biomass. The parameters observed were weight growth rate, growth length, protein retention, feed conversion ratio, and survival rate. The data were analyzed by analysis of variance at 95% confidence interval and continued with the least significant difference (LSD) test. The results showed that the feed with a crude protein content of 40% (treatment C) gave the best growth performance, protein retention and feed conversion and significantly different compared with the other treatments (P <0.05). The survival rate of fish in treatment A, B, and C were 81.11%, 80.00%, and 80.00%, respectively which was not significantly different (P>0.05). Fish in the treatment D had the lowest survival rate (72.22%).


2018 ◽  
Vol 6 (2) ◽  
pp. 713
Author(s):  
Wulandari Wulandari ◽  
Indra Gumay Yudha ◽  
Limin Santoso

Coconut waste is one of the industrial waste or household waste that potentially can be mixed in feed, because it contains of 5,7% protein, 16,3% fat, 38,1% carbohydrate, 31,6% rough fiber, 5,5% water, and 2,6% ash. The aim of this study was to learn the effectivity of adding shredded coconut waste as fish feed ingredients for dumbo catfish fry. This research was carried out in 60 days in Aquaculture laboratorium, Fisheries and Marine, Agriculture Faculty, University of Lampung. This research used completety randomized design with 4 treatments and 3 repetitions. Treatment A (0% of coconut waste flour), treatment B (10% of coconut waste flour), treatment C (20% of coconut waste flour), and treatment D (30% of coconut waste flour). The parameters in this research were growth rate, daily growth rate, and feed conversion ration and protein retention and water quality. The result showed that the use of coconut waste flour in feed gave no effect to the growth rate, daily growth rate, and feed conversion ratio for the dumbo catfish.


2017 ◽  
Vol 12 (1) ◽  
pp. 27
Author(s):  
Deni Radona ◽  
Jojo Subagja ◽  
Irin Iriana Kusmini

Protein merupakan nutrien yang sangat berperan dalam pertumbuhan ikan. Penelitian ini bertujuan mengetahui kebutuhan protein optimal untuk pertumbuhan ikan Tor tambroides dan pengaruh kandungan protein pakan terhadap efisiensi pakannya. Benih ikan Tor yang digunakan berukuran panjang (1,5 ± 0,1 cm) dan bobot (0,08 ± 0,01 g). Benih ikan dipelihara dalam akuarium berukuran 40 cm x 30 cm x 30 cm dengan ketinggian air 20 cm sebanyak 50 ekor. Selama 40 hari pemeliharaan benih ikan diberi pakan komersil berupa crumble dengan kandungan protein, (A) 25%, (B) 35%, dan (C) 50% sebanyak 20% per hari dari total biomassa ikan, pemberian pakan dengan frekuensi tiga kali sehari. Rancangan penelitian menggunakan rancangan acak lengkap dengan tiga perlakuan dan tiga ulangan. Hasil penelitian menunjukkan ikan Tor tambroides yang diberi pakan dengan kandungan protein sebesar 35% dan 50% memiliki pertumbuhan panjang, bobot, laju pertumbuhan harian (LPH), biomassa, nisbah konversi pakan (FCR), dan efisiensi pakan yang sama (P>0,05) dan berbeda nyata pada pakan dengan kandungan protein 25% (P<0,05).Protein is a nutrient is which plays a major role in the growth of fish. This study was aimed to determine the optimal protein requirement for growing of Thai mahseer and the influence of different protein levels of feed on feed efficiency. The average length and weight of fish used were 1.5 ± 0.1 cm and 0.08 ± 0.01 g. The fish were reared in the aquarium (dimension= 40 cm x 30 cm x 30 cm filled with 20 cm of water and the stocking density of each aquarium was 50 individuals. During 40-day reared, seedling fish were fed by commercial crumble with different protein levels, (A) 25%, (B) 35%, and (C) 50%, as much as 20% of total weight every day with a feeding frequency of three times per day. This experiment was conducted by using completely randomized design (CRD) with three treatments and three replications for each treatment. The results showed that Tor tambroides fed diets with protein levels of 35% and 50% was not significantly different on the growth value (length and weight), specific growth rate, biomass, feed conversion ratio (FCR), and feed efficiency (P>0.05) and was significantly different on feed protein levels 25% (P<0.05).


2018 ◽  
Vol 1 (2) ◽  
pp. 17
Author(s):  
Tri Rahayu Ningsih ◽  
Endah Sri Redjeki ◽  
Sa’idah Luthfiyah

Milkfish is including commodities that easy to cultivated and has high interest comsumption. The technology that support cultivation of milkfish still weak in optimalyze the growth of it. Research design of this study is group randomized design (RAK). The purpose of this study is to analyze the appropriate dose of growth variable, and FCR of milkfish by using policulture system. This study using 4 treatment and 3 repeatition by different probiotic dose of treatement. Treatment P0 (control), P1 (giving probiotic 8 ml/kg of feed), P2 (giving probiotic 10 ml/kg of feed), P3 (giving probiotic 12 ml/kg of feed). Variable that observed by growth, and FCR of milkfish. The result of ANOVA analysis shows that the difference is very real of variable of daily growth rate, absolute weight, FCR of milkfish, and SGR of seaweed. Varibale that shows a difference next by BNT further testing, so that the best treatment as known is P2 (giving probiotic 10 ml/kg of feed). Giving of dose variety of feed gives real difference toward growth. Growth is indicated by daily growth rate and absolute weight. Giving P2 of probiotic (giving probiotic 10 ml/kg of feed) able to apply to cultivators so that press the value of feed conversion ratio.


2018 ◽  
Vol 6 (2) ◽  
pp. 129-140
Author(s):  
Yesica Manullang ◽  
Limin Santoso ◽  
Tarsim .

ABSTRACTThe research was conducted at the Aquaculture Laboratory, University of Lampung in May to July,  2018. The aim of this study is to determine the effect of substitution of fish meal with catfish head flour on the growth of catfish, and head flour dosage the best for catfish growth. The study used a Completely Randomized Design with 3 treatments and 3 replications A (100% fish meal), B (70% fish meal and 30% catfish flour), and C (40% fish meal and 60% catfish flour). Parameters observed included absolute growth, daily growth rate, protein retention, feed convertion ratio (FCR), survival rate (SR), and supporting parameters that is feed cost and water quality. The data obtained were analyzed by variance and continued with smallest real difference test with a 95% confidence level. The results showed that the proportion of catfish head flour in artificial feed had an effect on absolute weight growth and daily growth rate (P, 0.001). The proportion of the use of 30% starch in the feed of catfish has a real influence on absolute growth (40.25 ± 5.67 g), and daily growth rate (0.67 ± 0.09 g/day).Keywords : Catfish, catfish head waste, substitution, feed, growth


2019 ◽  
Vol 1 (1) ◽  
pp. 7-12
Author(s):  
Windawati Alwi ◽  
Laily Agustina ◽  
Muhammad Zain Mide

This research aimed to determine the effect of different energy and protein level giving in Arabic chicken on feed consumption, egg production and feed conversion. The materials used for this experiment were 80 heads of arabic chicken 5 months age and maintained for 6 weeks (36 days). The method used was completely randomized design (CRD) which consists of 4 treatments and 10 replications that R1 (protein 15% and EM 2 500 Kcal), R2 (protein 16% and EM 2 600 Kcal), R3 (protein 17% and EM 2 700 Kcal) and R4 (protein 18% and EM 2 800 Kcal). Analysis of variance showed that treatment significantly (P<0.05) on feed consumption, egg production and feed conversion. It could be concluded that more increasing energy and protein, the higher egg production, feed consumption and generates optimal feed conversion. Energy and protein with a protein level of 18% and energy 2 800 Kcal kg-1 showed better performance.


2019 ◽  
Vol 7 (2) ◽  
pp. 823
Author(s):  
Nur Selawati ◽  
Indra Gumay Yudha ◽  
Deny Sapto Chondro Utomo

Hoven’s carp is one of the potential fish in Indonesia to be developed. But due to its slow growth, making people not cultivating it. This research aimed to study the effect of using rGH and determine the best dosage on growth of hoven’s carp. Hoven’s carp used were 70 - 90 mm in size and 5 - 6 g in weight 4 months old. Hoven’s carp used are 10 fish in each pond This study used a completely randomized design with 4 treatments and 3 replications. The treatment was A (without administration of rGH), B (administration of rGH 1 mg/kg of feed), C (administration of rGH 2 mg/kg of feed), and D (administration of rGH 3 mg/kg of feed). Parameters observed consisted of growth absolute length, the growth of absolute weight, SR, FCR, and protein retention. The results showed that the effect on hoven’s carp growth of rGH and best dose in this study is in treatment B (administration of rGH 2 mg/kg of feed)


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