The Effect Of Corn Stalks Compost And Rabbit Urine On The Chemical Properties (N, P, K) Of Ultisols

2021 ◽  
Vol 10 (1) ◽  
pp. 35-38
Author(s):  
Nurul puspita palupi -

The Effect of Giving Compost of Corn Stalks and Rabbit Urine on the Soil Chemical Properties (N, P, K) on Ultisols Soil. This study aims to determine the best dose in the use of organic fertilizer compost corn stalks and rabbit urine dose, to increase the chemical fertility of Ultisols. This research is an experiment in polybags arranged in a completely randomized non factorial design with eight treatments and four replications. Corn stalk compost treatment K0 = control k1 = compost 100 g. Kg-1, k2 = compost 200 g. Kg-1, k3 = compost 300 g. Kg -1, and POC rabbit urine u1 = urine 25 mL. L-1 water, u2 = urine 50 mL. L-1 water, u3 = urine 75 mL. L-1 water, u4 = urine 100 mL. L-1 water. Statistical analysis to determine the level of change in nutrient content was carried out using ANOVA (Analysis of Variance) with a level of 5%, if F count is greater than F table 5% then a further test is carried out using the DMRT (Duncan Multiple Range Test). The use of corn stalk compost and rabbit urine POC given on ultisol soil had a positive effect and the administration of corn stalk compost with a dose of 300 g and rabbit urine POC with a dose of 300 mL was the highest.The results showed that the application of corn stalk compost and rabbit urine POC could increase nutrients in ultisol soil so that it could be developed further. Key words : ultisols, corn stalk compost, liquid organic fertilizer rabbit urine.

2021 ◽  
Vol 1 (3) ◽  
pp. 213-221
Author(s):  
Rosa Abidin ◽  
Rina Mariana ◽  
Teti Setiawati

The parts of the starfruit plant, namely the leaves and fruit of the starfruit, have the potential to be made into a functional drink. Efforts that have been developed to use the leaves and fruit of starfruit are herbal medicine. This study aims to determine the chemical properties (antioxidant capacity and tannin content), physical properties (color) and differences in the selling price of the herbal medicine for starfruit leaves with different leaf and fruit ratios. The research design used was a completely randomized design (CRD) with a factor of different ratios between leaves and fruit with two repetitions. Data were analyzed using ANOVA (Analysis of Variance). If there are differences, then proceed with the Duncan Multiple Range Test (DMRT). The results showed that the highest antioxidant capacity and tannin content of starfruit leaves were found in the ratio of 80 percent: 20 percent herbal medicine. The highest color brightness (L) is found in the herbal ratio 60 percent: 40 percent. The redness color (a -) is in the ratio 80 percent: 20 percent and the yellow color (b +) is the highest in the ratio of 60 percent: 40 percent herbal medicine. Bagian tanaman belimbing wuluh yaitu daun dan buah belimbing wuluh sangat berpotensi untuk dibuat minuman fungsional. Upaya yang dikembangkan untuk pemanfaatan daun dan buah belimbing wuluh adalah sebagai jamu. Penelitian ini memiliki tujuan untuk mengetahui sifat kimia (kapasitas antioksidan dan kadar tanin), sifat fisik (warna) dan perbedaan harga jual jamu daun belimbing wuluh dengan rasio daun dan buah yang berbeda. Rancangan penelitian yang digunakan adalah Rancangan Acak Lengkap (RAL) dengan faktor yaitu rasio yang berbeda antara daun dan buah dengan dua kali pengulangan. Data dianalisis menggunakan ANOVA (Analysis of Variance). Jika terdapat perbedaan, maka dilanjutkan dengan Duncan Multiple Range Test (DMRT). Hasil penelitian menunjukkan bahwa kapasitas antioksidan dan kadar tanin jamu daun belimbing wuluh tertinggi terdapat pada rasio jamu 80 persen: 20 persen. Kecerahan warna (L) tertinggi terdapat pada rasio jamu 60 persen: 40 persen. Warna kemerahan (a+) terdapat pada rasio 80 persen: 20 persen dan warna kuning (b+) tertinggi terdapat pada rasio jamu 60 persen: 40 persen.


2021 ◽  
Vol 46 (3) ◽  
pp. 278
Author(s):  
Arnandha Desya Refaldi ◽  
Prasodjo Soedomo ◽  
Muharam Muharam ◽  
Yayu Sri Rahayu

Long bean production in Indonesia continues to decline every year, this is due to land conversion and the lack of application of agricultural technology. One of the efforts to increase long bean production is by multiplying quality seeds using organic materials as nutrients needed by plants. This study aims to determine the response of the growth and production of long bean seeds to the interaction of strains, varieties with a concentration of liquid organic fertilizer. The research was conducted at the Vegetable Crops Research Institute, Lembang, West Bandung Regency from July 2020 to January 2021. The research method used was an experimental method with a Randomized Block Design (RBD) with a split-plot design consisting of 2 factors: the first factor (main plot) (A) was the variety and strain with 2 levels, a1 (Tavi canton variety) and a2 (pras-1 strain).The second factor (subplot) (B) is concentration of biopras-1 with 5 levels, b1 (0 cc/l-1 water), b2 (1 cc/l-1 water), b3 (2 cc/l-1 water), b4 (3 cc/l-1 water) and b5 (4 cc/l-1 water). The effect of the treatment was analyzed by means of variance and if the f test at 5% level was significantly different, then to find out the best treatment was continued with the DMRT (Duncan Multiple Range Test) at the 5% level. The results showed that there was an interaction between varieties, lines with various concentrations of biopras-1 liquid organic fertilizer on dry seed weight per plant, dry seed weight per plot, and 1000 seeds weight. Treatment of pras-1 lines with the concentration of liquid organic fertilizer biopras-1 4 cc / l of water was able to give the best results on dry seed weight per plant (35.31 gr), dry seed weight per plot (1.298.20 gr or 2.16 Ton/ha-1) and the weight of 1000 seeds (153.10 gr).


2020 ◽  
Vol 3 (1) ◽  
pp. 125
Author(s):  
Suriani Suriani ◽  
Asnani Asnani ◽  
Kobajashi Togo Isamu

Effect of Acquisition of Cassava Flour With Differentcontributions to The Quality of Liquid Silage From The Heads of Vaname Shrimp (Litopenaeus vannamei) ABSTRACT         Silage is a liquid product from the process of fermentation of grass, fish or waste that is used as a mixture of feed. Generally, silage is made from fish or fish waste. Fish silage is a liquid product made from the remnants of processed fishery products that are not utilized by humans without any other treatment except by acid or by bacterial inoculation. The purpose of this study was to determine the effect of the use of cassava flour on sensory values (color and aroma) and proximate composition (water content, ash content, protein content, and pH) on the liquid silage of shrimp head. This study used a Completely Randomized Design (CRD) consisting of four treatments with a ratio of cassava flour and shrimp heads respectively: 10: 90% (P1), 20: 80% (P2), 30: 70% (P3) and 40: 60% (P4) and repeated three times. Data from observations were analyzed using ANOVA (Analysis of Variance) and DMRT (Duncan Multiple Range Test) tests, each at a 95% confidence level. The results obtained indicate that the use of cassava flour has a significant influence on the sensory value which includes the color and aroma of liquid shrimp silage. The P1 treatment showed a brownish-orange color and a typical silage aroma/odor without additional odor. Proximate composition of silage includes: water content 74.2% -82.6%, ash content 1.9% -3.2%, protein content 7.4% -11.9% and pH ranges from 4.3-5.4. Keywords: Silage, Vaname shrimp head (Litopenaeus vannamei), cassava flour, Sensory Test, Proximate Composition. ABSTRAKSilase merupakan produk cair hasil proses fermentasi rerumputan, ikan ataupun limbahnya yang digunakan sebagai campuran pakan. Umumnya silase terbuat dari ikan atau limbah ikan. Silase ikan adalah suatu produk cair yang dibuat dari sisa-sisa olahan hasil perikanan yang tidak dimanfaatkan oleh manusia tanpa perlakuan lain kecuali dengan asam atau dengan inokulasi bakteri. Tujuan penelitian ini adalah untuk mengetahui  pengaruh penggunaan tepung gaplek terhadap nilai sensori (warna dan aroma) dan komposisi proksimat (kadar air, kadar abu, kadar protein dan pH) pada silase cair kepala udang. Penelitian ini menggunakan Rancangan Acak Lengkap (RAL) yang terdiri dari empat perlakuan dengan perbandingan tepung gaplek dan kepala udang berturut-turut: 10:90% (P1), 20:80% (P2), 30:70% (P3) dan 40:60% (P4) dan ulangan sebanyak tiga kali. Data hasil pengamatan dianalisa menggunakan ANOVA (Analysis of Variance) dan uji DMRT (Duncan Multiple Range Test) masing-masing pada taraf kepercayaan 95%. Hasil penelitian yang diperoleh menunjukkan bahwa penggunaan tepung gaplek memberikan pengaruh yang nyata terhadap nilai sensori yang meliputi warna dan aroma silase cair kepala udang. Perlakuan P1 menunjukkkan warna jingga kecoklatan dan aroma/bau asam khas silase tanpa bau tambahan. Komposisi proksimat silase meliputi: kadar air 74,2%-82,6%, kadar abu 1,9%-3,2%, kadar protein 7,4%-11,9% dan pH berkisar 4,3-5,4.Kata kunci: Silase, Kepala udang vaname (Litopenaeus vannamei), Tepung gaplek, Uji Sensori dan Komposisi Proksimat


2020 ◽  
Vol 3 (1) ◽  
pp. 74
Author(s):  
Safitra Safitra ◽  
Asnani Asnani ◽  
Sri Rejeki

Chemical characteristics of Silage Flour from Tuna Fish Waste (Thunnus sp.) with cornflour additionABSTRACT         The purpose of this study was to determine the chemical characteristics and the effect of the addition of cornflour to tuna waste silage flour.  This study used a Completely Randomized Design (CRD) consisting of four treatments, namely TS1 (5% addition to corn flour), TS2 (10% adding corn flour), TS3 (15% adding corn flour), TS4 (20% adding cornflour)  ) and repeat three times.  Data from observations were analyzed using ANOVA (Analysis of Variance) at a level of 95%, if there is a real difference (P> 0.05) then a further test was performed with a DMRT (Duncan Multiple Range Test) tests at a 95% level.  The results showed that the effect of adding cornflour to fish waste silage flour had a significant effect on the chemical content test value.  The results of the chemical test of the silage flour show water content between 10.4% -8.4%, ash content of 24.2% -7.9%, protein content of 47.5% -43.3%, and fat content of 4.6  % -2.1%. Keywords: Silage flour, tuna waste (Thunnus sp.), Cornflour and proximate composition.ABSTRAKTujuan penelitian ini adalah untuk mengetahui karakteristik kimia  dan pengaruh penambahan tepung jagung pada tepung silase limbah ikan tuna. Penelitian ini menggunakan Rancangan Acak Lengkap (RAL) yang terdiri dari empat perlakuan yaitu perlakuan TS1 (5% penambahan tepung Jagung), TS2 (10% penambahan tepung jagung), TS3   (15% penambahan tepung jagung), TS4 (20% penambahan tepung jagung) dan ulangan sebanyak tiga kali. Data hasil pengamatan dianalisa menggunakan ANOVA (Analysis of Variance) pada taraf  95%, apabila terdapat beda nyata (P>0,05) maka dilakukan uji lanjut dengan uji DMRT (Duncan Multiple Range Test) pada taraf nyata 95%. Hasil penelitian yang diperoleh menunjukkan bahwa pengaruh penambahan tepung jagung pada tepung silase limbah ikan memberikan pengaruh nyata terhadap nilai uji kandungan kimia. Hasil uji kandungan kimia tepung silase menunjukkan kadar air antara 10,4%-8,4%, kadar abu 24,2%-7,9%, kadar protein 47,5%-43,3%, dan kadar lemak 4,6%-2,1%.Kata kunci: Tepung silase, limbah ikan tuna (Thunnus sp.), tepung jagung serta komposisi proksimat


2017 ◽  
Vol 19 (1) ◽  
pp. 1
Author(s):  
Suntoro Suntoro ◽  
Hery Widjianto ◽  
Tutik Handayani

<p>As a result of volcanic eruptions led to the fall of the ash, but there is no much research conducted against nutrient content and the nutrient availability in soil. Disposals of volcanic ash and organic matter are expected fill Mg need in the land. Magnesium In Alfisol is still  sufficientless for peanuts. The purpose of this research is study of the impact of volcanic ash and organic fertilizer for the availability and uptake of peanuts Mg  in the Alfisol. The experiments did  in a greenhouse used completely randomized design with one factor. Data were analyzed with F test rate from 95%, and if the  treatments showed significant influenced were continued with rate duncan's multiple range test fence from 95%. The observed variables include the levels of chlorophyll, available Mg and uptake Mg. Research results show that the interaction from treatment chlorophyll content, available Mg and uptake  Mg. Based on the findings of the observations of volcanic ash disposals operating significantly impact the availability of magnesium.</p>


2019 ◽  
Vol 2 (2) ◽  
pp. 157
Author(s):  
Tresia Natalia ◽  
Hermanto Hermanto ◽  
Kobajashi Togo Isamu

ABSTRACT          The aim of this study was to determine the effect of the addition of Catfish (Channa striata) meat concentration which was different from the parameters observed in sensory tests (appearance, smell, taste, and crispnes), physical test ( volume of development) and chemical tests (water content, ash content, protein content and carbohydrate content) and in crackers. This study uses a Completely Randomized Design (CRD) which consists of three treatments namely treatment A (DG 30%), B (DG 40%) and C (DG 50%) and replications three times. Observation data were analyzed using ANOVA (Analysis of Variance) at the level of 95%, if there were significant differences (P> 0.05) then further testing was carried out with DMRT (Duncan Multiple Range Test) at 95% significance level. The results obtained showed that adding catfish  meat to fish crackers had no significant effect on sensory values which included appearance ,smell, and taste, but sensory crispness had a significant effect The best results for sensory assessment were found in treatment C where the value appearance 7,4, smell, 7,7, taste 7,4 and crispness 4,4 was in treatment A. The physical test results of the development volume show the best value of treatment A with a development volume of 140%. The best treatment for chemical tests was in treatment C with a water content of 10,90 % and protein content of 14,10%. While the best ash content of 2,35% and carbohydrate content of 43,82% in treatment A. Keywords: catfish (Channa striata), crackers, chemical test, physical and sensoryABSTRAKTujuan penelitian ini adalah untuk mengetahui pengaruh penambahan konsentrasi daging ikan gabus (Channa striata) yang berbeda terhadap parameter yang diamati pada uji sensori (kenampakan, bau, rasa dan kerenyahan), uji fisik (volume pengembangan) dan uji kimia (kadar air, kadar abu, kadar protein dan kadar karbohidrat) pada kerupuk ikan. Penelitian ini menggunakan Rancangan Acak Lengkap (RAL) yang terdiri dari  tiga perlakuan yaitu perlakuan A (daging ikan gabus 30%), B (daging ikan gabus 40%) dan C (daging ikan gabus 50%) dan ulangan sebanyak tiga kali. Data hasil pengamatan dianalisa menggunakan ANOVA (Analysis of Variance) pada taraf  95%, apabila terdapat beda nyata (P>0,05) maka dilakukan uji lanjut dengan uji DMRT (Duncan Multiple Range Test) pada taraf nyata 95%. Hasil penelitian yang diperoleh menunjukkan bahwa penambahan daging ikan gabus terhadap kerupuk ikan memberikan pengaruh tidak nyata terhadap nilai sensori yang meliputi kenampakan, bau, dan rasa, tetapi pada sensori kerenyahan memberikan pengaruh nyata. Hasil terbaik untuk penilaian sensori terdapat pada perlakuan C dimana memiliki nilai kenampakan 7,4, bau 7,7, rasa 7,4 sedangkan perlakuan terbaik untuk kerenyahan 4,4 terdapat pada perlakuan A. Perlakuan terbaik pada uji fisik volume pengembangan menunjukkan nilai terbaik yaitu perlakuan A dengan nilai volume pengembangan 140%. Perlakuan terbaik pada uji kimia terdapat pada perlakuan C dengan nilai kadar air 10,90%, kadar protein 14,10%, sedangkan perlakuan terbaik untuk kadar abu 2,35% dan kadar karbohidrat 43,82% terdapat pada perlakuan A. Kata kunci: (Channa striata), Ikan gabus, kerupuk, uji kimia, fisik, dan sensori


2019 ◽  
Vol 2 (2) ◽  
pp. 251
Author(s):  
Ode Kaudin ◽  
Andi Besse Patadjai ◽  
Kobajashi Togo Isamu

ABSTRACT          The purpose of this study was to determine the effect of adding carrageenan to the sensory quality, proximate and physical quality of sago flour-based wet noodles. This study used a Completely Randomized Design (CRD) using an experimental method with a concentration of 51% flour composite material, 41% sago flour with the addition of carrageenan consisting of three treatments, addition of carrageenan T0 (control 0%), T1 (8%), and T2 (10%) and repeated three times. Data from observations were analyzed using ANOVA (Analysis of Variance) at a level of 95%, if there is a real difference (P> 0.05) then a further test was performed with a DMRT (Duncan Multiple Range Test) tests at a 95% significance level. The results of the study were drawn from the best assessment results of the highest sensory value obtained in the T2 treatment with a color value of 5.13, suppleness 7.20, taste 7.73, and aroma 6.23. Proximate composition of wet noodles was obtained at T2 treatment, water content with a value of 35.94%, the protein content of 5.07%, fat content of 1.39%, ash content of 5.47%, carbohydrate content of 31.45% and the crude fiber content of 15,16%. The physical quality of wet noodles can be obtained at T2 treatment, wet noodle development test with a value of 0.83 mm (millimeters) and water absorption test with a value of 1.04%. The results showed that there was a significant influence on the addition of carrageenan to the proximate quality and physical quality of wet noodles but did not have a significant effect on sensory quality on the aroma attributes. Keywords: Carrageenan, Wet noodles, Sago flourABSTRAKTujuan penelitian ini adalah untuk mengetahui pengaruh penambahan karagenan terhadap kualitas sensorik, proksimat dan kualitas fisik mie basah berbasis tepung sagu. Penelitian ini menggunakan Rancangan Acak Lengkap (RAL) dengan menggunakan metode eksperimen dengan konsentrasi bahan komposit tepung terigu 51%, tepung sagu 41% dengan penambahan karagenan yang terdiri dari tiga perlakuan, penambahan karagenan T0 (kontrol 0%), T1 (8%), dan T2 (10%) dan ulangan sebanyak tiga kali. Data hasil pengamatan dianalisa menggunakan ANOVA (Analysis of Variance) pada taraf  95%, apabila terdapat beda nyata (P>0,05) maka dilakukan uji lanjut dengan uji DMRT (Duncan Multiple Range Test) pada taraf nyata 95%. Hasil penelitian diambil dari hasil penilaian terbaik dari nilai tertinggi sensorik yang diperoleh pada perlakuan T2 dengan nilai warna 5,13, kekenyalan 7,20, rasa 7,73, dan aroma 6,23. Komposisi proksimat mie basah diperoleh pada perlakuan T2, kadar air dengan nilai 35,94%, kadar protein 5,07%, kadar lemak 1,39%, kadar abu 5,47%, kadar karbohidrat 31,45% dan kadar serat kasar 15,16%. Kualitas fisik mie basah basah dapat diperoleh pada perlakuan T2, uji pengembangan mie basah dengan nilai 0,83 mm (mili meter) dan  uji daya serap air dengan nilai 1,04%. Hasil menunjukkan bahwa terdapat pengaruh nyata penambahan karagenan terhadap kualitas proksimat dan kualitas fisik mie basah namun tidak memberikan pengaruh nyata terhadap kualitas sensorik pada atribut aroma.Kata kunci: Karagenan, Mie basah, Tepung sagu


2020 ◽  
Vol 26 (1) ◽  
pp. 23
Author(s):  
Nur Eko Prasetyo ◽  
Budi Setyawan ◽  
Samijan Samijan ◽  
Nofitri Dewi Rinojati ◽  
Sumarmadji Sumarmadji

<p>The physical and chemical properties of the growing medium for <em>root trainer</em> of rubber are critical to support plant growth. This study aimed to obtain the best medium for growing rootstock rubber seedlings in the <em>root trainer</em>.  Rubber clone PR 300 seeds were germinated for 21 days, then raised in <em>root trainer</em> pots for five months. The treatments evaluated were a mixture of <em>cocopeat</em>, Rawapening peat, and manure at different ratios.  The experiment was designed in a Randomized Block Design, three replications, 30 plants per replicate, totaling 720 plants. The observed variables were N, P, K, Mg, C-organic content, pH, and cation exchange capacity of <em>cocopeat</em>, peat, and manure, as well as plant growth (height, stem diameter, wet weight, and dry weight). ANOVA used for analyzing data, followed with the <em>Duncan Multiple Range Test</em> at 5% level. The results showed that there were three best <em>root trainer</em> media for PR 300 rubber rootstock seedlings were a mixture of <em>cocopeat</em> + peat (1:1), <em>cocopeat</em> + peat + manure (1:2:1), and <em>cocopeat</em> + peat + manure (2:1:1). The growth and compactness of the roots are outstanding, so the seedlings are easily removed from the <em>root </em><em>trainer</em> pots without significant damage. Based on the initiation and cost, the best <em>root trainer</em> medium is a mixture of <em>cocopeat</em> + peat + manure (1: 2:1). It is necessary to study the use of other types of peat soils apart from Rawapening. Also, it needs to be observed further plant growth after inoculation with the stem and after planting in the field.</p><p><strong>Keywords </strong>: Planting medium, Rawapening peat, rubber clone PR 300.<em></em></p><p><em><br /></em></p><p><strong>Abstrak<br /></strong></p><p>Sifat fisik dan kimia media tanam di dalam wadah <em>root trainer</em> bibit karet sangat penting untuk mendukung pertumbuhan tanaman. Penelitian ini bertujuan mendapatkan media terbaik untuk pertumbuhan bibit batang bawah karet di dalam <em>root trainer</em>.  Benih klon karet PR 300 dikecambahkan selama 21 hari pada bedeng pengecambahan kemudian dipindah-tanam dan dibesarkan selama 5 bulan dalam pot <em>root trainer</em>. Perlakuannya yaitu campuran <em>cocopeat</em>, gambut Rawapening, dan pupuk kandang (pukan) pada berbagai ratio, dan kontrol. Penelitian dirancang secara Acak Kelompok, tiga ulangan, masing-masing 30 tanaman, sehingga totalnya 720 tanaman. Variabel yang diamati yaitu kandungan N, P, K, Mg, C-organik, pH, dan kapasitas tukar kation dari <em>cocopeat</em>, gambut, dan pupuk kandang, serta pertumbuhan tanaman (tinggi, diameter batang, bobot segar, dan bobot kering). Data dianalisis dengan ANOVA, kemudian <em>Duncan Multiple Range Test</em> pada taraf 5%. Hasil penelitian menunjukkan bahwa ada tiga macam media <em>root trainer</em> terbaik untuk bibit batang bawah karet klon PR 300 yaitu campuran <em>cocopeat </em>+ gambut (1:1), <em>cocopeat </em>+ gambut + pukan (1:2:1), dan <em>cocopeat </em>+ gambut + pukan (2:1:1). Pertumbuhan dan kekompakan akar sangat baik sehingga bibit mudah dilepas dari <em>root tainer</em> tanpa kerusakan berarti. Berdasarkan kepraktisan dan biaya maka media <em>root trainer</em> terbaik adalah campuran media <em>cocopeat </em>+ gambut + pukan (1:2:1). Perlu dilakukan kajian mengenai pemanfaatan tanah gambut jenis lainnya selain dari Rawapening. Selain itu, juga perlu diamati lebih lanjut pertumbuhan tanaman setelah diokulasi dengan batang atas maupun setelah ditanam di lapangan.</p><p><strong>Kata kunci </strong>: Gambut Rawapening, klon karet PR 300, media tanam.</p>


2019 ◽  
Vol 2 (1) ◽  
pp. 18
Author(s):  
Yani Yani ◽  
Moh Nuh Ibrahim ◽  
Suwarjoyowirayatno Suwarjoyowirayatno

AbstrakPenelitian ini bertujuan untuk mengetahui pengaruh penambahan daging gurita terhadap nilai organoleptik, proksimat stik gurita. Metode penelitian ini menggunakan Rancangan Acak Lengkap (RAL) yang terdiri dari tiga perlakuan yaitu P1 (Daging gurita 35%), P2 (Daging gurita 45%), P3 (Daging gurita 55%). Data hasil pengamatan dianalisa menggunakan ANOVA (Analysis of Variance) pada taraf 95%, apabila terdapat beda nyata (p>0,05) maka dilakukan uji lanjut dengan uji DMRT (Duncam Multiple Range Test) pada taraf nyata 95%. Kandungan protein dan lemak diuji menggunakan metode AOAC dan kandungan karbohidrat di uji menggunakan metode nelson-smogiy. Hasil uji kandungan kadar lemak dan karbohidrat tertinggi terdapat pada perlakuan P1 dengan nilai 34,27% dan 7,81% dan Kandungan protein tertinggi pada perlakuan P3 dengan nilai 32,04%. Hasil penelitian ini menunjukan bahwa terdapat pengaruh nyata terhadap kandungan lemak dan karbohidrat serta tidak terdapat pengaruh nyata pada kandungan air dan protein pada stik gurita. Kata kunci: Daging gurita (Octopus cyanea), stik gurita, kandungan proksimat, uji organoleptik  AbstractThis study aims to determine the effect Octopus cyanea addition on organoleptic values and proximate content of octopus sticks. This research method used a completely randomized design (CRD) consisting of three treatments P1 (35% octopus meat), P2 (45% octopus meat), P3 (55% octopus meat). Observation data were analyzed using ANOVA (Analysis of Variance) at the level 95%, if there were significant differences (p>0,05) then further testing was carried out with DMRT (Duncan Multiple Range Test) at 95%. The content of protein and fat was tested by the AOAC method and the carbohydrate content was tested by the nelson-smogiy method. The highest test results for the content of  fat and carbohydrate were found in treatment P1 with a value of 34.27% and 7.81% and the highest protein content found in treatment P3 with a value of 32.04%. The results of this study indicated that there is a real effect on the content of fat and carbohydrates and there is no significant effect on the water content and protein of octopus sticks. Key words: Octopus cyanea, octopus stick, proximate content, organoleptic value


2019 ◽  
Vol 2 (2) ◽  
pp. 218
Author(s):  
Rini Safitri ◽  
Kobajashi Togo Isamu ◽  
Nur Illiyin Akib

ABSTRACT          The Aim of this study was to determine the quality of gelatin from the yellowfin tuna bone of different acid types and to know the effect of the use of acid as an extraction material to the quality of the yellowfin tuna gelatin. This study uses a variety of different acid concentrations, namely the solution of hydrochloric acid 4% (A1), acetate 4% acid (A2) and 4% sulphuric acid (A3). The study made use of the complete random draft (RAL) consisting of 3 treatments and 3 times repeated. Data on the observation result is analyzed using ANOVA (Analysis of Variance) at 95%, if there is a real difference (P > 0.05) then the test is carried out with a test of DMRT (Duncan Multiple Range Test) in the real standard 95%. Analysis of sensory testing, proximate composition, pH value tests, and lowliness. The highest consecutive sensory values (aroma and color) are found in the treatment of (A1) and (A3) with a value of 6.2 and 6.1. The highest consecutive proximate composition values (moisture content, ash content, and protein levels) are noted in the (A2) and (A1) treatments with values of 12.51, 6.60 and 50.64. Highest pH value on the treatment of (A1) and (A2) with value 5. The highest yield values in the (A3) treatment with a value of 3%. From statistics of real difference test (DMRT) indicates that there is no noticeable difference in the gelatin color and aroma of the yellowfin Tuna fish bones by using altered acid types. Keywords: Gelatin, Lowliness, Proximate, PH value, sensory test, Tuna bone, and ABSTRAKPenelitian ini bertujuan untuk mengetahui kualitas gelatin dari tulang ikan tuna sirip kuning dari jenis asam yang berbeda dan untuk mengetahui pengaruh penggunaan asam sebagai bahan pengekstraksi terhadap kualitas gelatin ikan tuna sirip kuning. Penelitian ini menggunakan variasi konsetrasi asam yang berbeda yaitu larutan asam klorida 4% (A1), asam asetat4% (A2) dan asam sulfat 4%  (A3). Penelitian ini menggunakan Rancangan Acak Lengkap (RAL) yang terdiri dari 3 perlakuan dan 3 kali ulangan. Data hasil pengamatan dianalisa menggunakan ANOVA (Analysis of Variance) pada taraf  95%, apabila terdapat beda nyata (P>0,05) maka dilakukan uji lanjut dengan uji DMRT (Duncan Multiple Range Test) pada taraf nyata 95%. Analisis uji sensori, komposisi proksimat, uji nilai pH dan rendemen. Nilai sensori tertinggi berturut-turut (aroma dan warna) terdapat pada perlakuan (A1) dan (A3) dengan nilai 6.2 dan 6.1. Nilai komposisi proksimat berturut-turut tertinggi (kadar air, kadar abu, dan kadar protein) terdapat pada perlakuan (A2) dan (A1) dengan nilai 12.51, 6.60 dan 50.64. Nilai pH tertinggi pada perlakuan (A1) dan (A2) dengan nilai 5. Nilai rendemen tertinggi pada perlakuan (A3) dengan nilai 3%. Dari statistik   uji beda nyata (DMRT) menunjukkan bahwa tidak terdapat perbedaan nyata pada warna dan aroma gelatin dari tulang ikan Tuna sirip kuning dengan menggunakan jenis asam yang berbeda.Kata kunci: Gelatin, Nilai pH,Proksimat, Rendemen, Tulang Ikan Tuna, dan Uji Sensori


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