55 research outputs found
Application of Liquid Organic Fertilizer on Sandalwood (Santalum album L.) invitro from East Nusa Tenggara
No full textSandalwood (Santalum album L.) which grows in East Nusa Tenggara is an endemic plant known as hau meni. Sandalwood is used as a base for carving and perfume containing essential oils that have a distinctive aroma. The superiority that is owned causes the selling price is very expensive. This causes exploitation which results in a diminishing number of Sandalwood trees. Efforts to replant have been carried out through seedlings and nurseries but the success rate is still low. Efforts through invitro are expected to help conserve this plant. To determine the effect of giving Liquid Organic Fertilizer (LOF) on the growth of Sandalwood and the best concentration in promote germination. The study was conducted by adding different types of LOF with concentration variation. The addition of Nasa with a concentration of 2 mL which is the optimal concentration in promote the germination with the response at 14 Days After Planting (DAP) on Murashige and Skoog (MS) medium while on the addition of lontar the concentration of 2 mL shows the response of the appearance of plumula. The addition of base type LOF on MS medium affected 82% germination percentage while lontar type LOF stimulated vegetative growth of Sandalwood plants
ANALISIS PERHITUNGAN HARGA POKOK PRODUKSI BERDASARKAN PESANAN PADA CV. AMALIA PALEMBANG
No full textTHE ANALYSISCALCULATION OF COST PRODUCTION JOB ORDER BASED COSTING AT CV AMALIA PALEMBANG
Siti Hartini Amalia, 2015(xiv +71pages)
Email: [email protected]
CV Amalia is located at Jl . Serelo No. 404 RT.006 RW.004 18 Sub District of Ilir Timur I Palembang , was originally just a simple company that was established on January 22 , 2009. CV Amalia is a company engaged in the printing industry , trade in goods and services , and contractor / contractors . Based on the data the writer got is the report of the cost of production of invitation cards, books yassin and envelopes office as well as a list of costs in production activities March 31, 2015, the writer found the problems one of them is that the cost of main material and the cost of side material to produce invitation cards, books yassin and envelopes office haven’t been separated. The cost of complement material hasn’t been collected to overhead cost. Beside that, the company hasn’t done correctly in using company overhead cost to determine Cost of Production.To overcome existing problems, the author tries to give some suggestions that might be beneficial for the company, among others the company should do the classification elements of production costs correctly, besides the company should also have to charge the cost of depreciation of buildings, equipment and machinery factory in the calculation of the cost of production and also the company can determine the right selling price to the custome
Micropropagation of Sandalwood (Santalum album L.) endemic plant from East Nusa Tenggara, Indonesia
No full textKeanekaragaman Jamur di Cagar Alam Gunung Mutis Kabupaten Timor Tengah Utara, Nusa Tenggara Timur
No full textJamur merupakan salah satu organisme yang memegang peranan penting dalam menguraikan bahan organik yang sangat kompleks menjadi bahan sederhana sehingga mudah diserap oleh organisme lainnya. Tujuan penelitian untuk mengetahui jenis jamur dan mengetahui tingkat keanekaragaman jenis jamur pada hutan cagar alam gunung Mutis. Metode yang digunakan adalah metode jelajah setiap plot dengan mencatat jenis jamur yang ditemukan pada kawasan tersebut dan dilanjutkan dengan proses identifikasi jenis jamur yang ditemukan. Pengambilan sampel dengan koleksi dan dokumentasi. Hasil penelitian menunjukkan bahwa terdapat 340 individu pada 17 spesies jamur dengan tingkat keanekaragaman : 1,510 yang menunjukkan tingkat keanekaragam spesies jamur yang tinggi. Spesies jamur yang paling mendominasi adalah jamur Microporus sp dan Polyporus sp, sedangkan jenis lain keberadaannya masih tergolong rendah seperti Polyporus squamosus, Coriolus hirsutus, Pycnoporus cinnabarinus, Tyromyces sambuceus, Fomytopsis pinicola, Microporus perula, Trametes orientalis, Piptoporus betulinus, Auricula polytricha, Auricularia auricula, Elfvingia applanata, Fomes sp, Laccaria vinaceoavellaneae, Paxillus curtisii, Pleurotus pulmorius
ANALISIS KANDUNGAN GULA REDUKSI PADA GULA SEMUT DARI NIRA AREN YANG DIPENGARUHI pH DAN KADAR AIR
No full textThis research was conducted at the UPT Health Laboratory of East Nusa Tenggara Province, Kelapa Lima District, Kupang City from August to September. This study aimed to determine the reduction in the sugar content of ant sugar in palm sap which is influenced by pH and water content. The samples used were palm sap and sugar from the processing of palm sap. This research uses a descriptive quantitative analysis method. The variables measured were the reduction in sugar levels before and after the inversion as well as pH and water content. Analysis showed that the content of reducing sugars before inversion was 5.18% and the content of reducing sugars after inversion was 10.31%. While the water content of the sap before the inversion was 76.44% and after the inversion was 2.8%, the pH before the inversion was 6 and after the inversion 7. Therefore, it is advisable to continue research to see the effect of microbial and yeast populations on sugar content, reducing palm sap.Kata Kunci: kandungan gula, gula semut, reduksi gula, pH dan kadar air
Synthesis of Biodiesel from Kesambi Oil using Indigenous Lipase
No full textKesambi (Schleichera oleosa L.) is one of ligneous tree that is abundantly found in Timor island, East Nusa Tenggara Province of Indonesia. Kesambi is known as an important component in local smoked meat home industry. Kesambi is also a promising natural source for the production of biodiesel. Application of three lipolytic fungi that is isolated from kesambi seeds and the use kesambi seeds flour as medium for indigenous lipase synthesis (Aspergillus niger M1407 lipase) by Solid-State Fermentation (SSF) showed good result for lipase and biodiesel industry development. This study aimed to characterize biodiesel synthesis using indigenous lipase from kesambi seeds. Experiments were carried out through five stages namely: oil extraction from kesambi seeds, purification of kesambi oil (degumming), extraction of A. niger M1407 lipase, trans-esterification and esterification activity of A. niger M1407 lipase assay and characterization of biodiesel. Biodiesel synthesis using A. niger M1407 lipase through esterification reaction produced biodiesel with an average acid number of 0.33 and 0.40 mg/g, water content 9.52 % and 10.47 % and density 0.7 g/mL. Biodiesel obtained from kesambi oil has lower acid numbers and densities but higher water content compared to Indonesian National Standard (SNI) value. Optimalization of the biodiesel kesambi oil synthesis could be done through adjusting ethanol and kesambi oil ratio and also by reducing water as a by-product of esterification reactio
Pertumbuhan Kalus dan Produksi Katekin pada Kultur In Vitro Kalus Teh (Camelia Sinensis L.) dengan Penambahan Elisitor Ca2+ dan Cu2+
No full textAntioksidan dapat mengurangi dampak negatif oksidan dalam tubuh. Teh merupakan salah satu sumber antioksidan alami yang memiliki antioksidan golongan polifenol yakni katekin yang memiliki empat turunan yaitu: epikatekin (EC), epikatekin galat (ECG), epigalokatekin (EGC), dan epigalokatekin galat (EGCG). Kadar katekin pada teh akan turun karena proses pembuatan teh dari daun teh segar menjadi teh seduhan, sehingga perlu ada upaya peningkatan kandungan katekin dalam teh. Penelitian ini bertujuan untuk mengkaji metode peningkatan produksi katekin pada kultur kalus teh. Perlakukan yang dilakukan yaitu dengan penambahan elisitor Ca2+ dan Cu2+ pada medium kultur kalus teh dengan berbagai variasi konsentrasi yang dirancang dalam 9 perlakuan yaitu: U0A0, U0A1, U0A2, U1A0, U1A1, U1A2, U2A0, U2A1, U2A2, di mana U0 = perlakuan Cu2+ 0 g/L, U1 = perlakuan Cu2+ 1 g/L, U2 = perlakuan Cu2+ 2 g/L, A0 = perlakuan Ca2+ 0 g/L, A1 = perlakuan Ca2+ 176 g/L, dan A2 = perlakuan Ca2+ 352 g/L. Semua perlakuan diinkubasi selama 10 hari dengan waktu panen yaitu pada hari ke-0, ke-5, dan ke-10. Hasil Penelitian menunjukkan kombinasi elisitor Ca2+ dan Cu2+ yang paling optimal dalam meningkatkan kadar epikatekin galat pada kultur kalus teh (C. sinensis L.) yaitu perlakuan U1A1 yaitu dengan kombinasi konsentrasi Ca2+ (176 g/L) dan Cu2+ (1 g/L) selama 0 hari (kurang dari 24 jam) dengan hasil produksi epikatekin galat tertinggi yaitu sebesar 298,37 ppm
Purifikasi Lipase Aspergillus niger M1407 Indigenus Menggunakan Kromatografi Pertukaran Ion
No full textLipase digunakan sebagai biokatalis dalam proses sintesis biodiesel. Salah satu tumbuhan yang memiliki potensi biokatalis telah diidentifikasi dan dibudidayakan yaitu pohon kesambi (Schleichera oleosa) yang populasinya cukup tinggi di Nusa Tenggara Timur dan belum dimanfaatkan secara optimal. Biji kesambi (Schleichera seeds) diketahui memiliki kandungan asam lemak yang cukup tinggi seperti asam miristat, asam palmitat, asam stearate, asam arakidat, asam oleat dan asam linoleat. Isolat Aspergillus niger M1407 adalah isolat fungi lipolitik indigenus yang diisolasi dari biji kesambi. Penelitan ini bertujuan mendapatkan lipase A. niger M1407 yang murni melalui proses purifikasi menggunakan kromatografi pertukaran ion dan mendapatkan profil pH lipase A. niger M1407. Tahapan penelitian ini adalah 1) Tahap produksi lipase melalui Solid State Fermentation menggunakan medium tepung biji kesambi; 2) Tahap purifikasi lipase menggunakan cation exchange ; 3) Tahap uji profil pH Lipase A. niger M1407; dan 4) Uji aktivitas lipase parsial purifikasi. Hasilnya menunjukkan aktivitas ekstrak kasar lipase A. niger M1407 memiliki pH optimal pada pH= 8 dengan aktivitas sebesar 118,52 U/mL pada suhu kamar. Aktivitas lipase A. niger M1407 yang telah mengalami purifikasi menggunakan metode kromatografi pertukaran kation (cation exchange chromatography) adalah 71,11 U/mL. Dengan demikian, optimasi purifikasi lipase A. niger M1407 dan karakterisasinya perlu dilakukan dalam upaya pengembangan produksi biodiesel dengan pemanfaatan biji kesambi
Aplikasi Arang Aktif Tempurung Saboak (Borassus Flabellifer L) Sebagai Komponen Media Tumbuh Tanaman Gude (Cajanus Cajan L.)
No full textApplication of activated charcoal in agriculture will give advantage for plant growth because will enrich nutrients, mantain soil properties, enhance root development and increase microorganism propagation and activities that would support the plant growth. The objective of this research is to examine the effect of Saboak shell (Borassus flabellifer L.) activated charcoal addition into culture medium on growth of Gude plants (Cajanus cajan L.). Saboak shell (Borassus flabellifer L.) was carbonised in drum kiln to produce charcoal, then activated charcoal using H2SO4 for 180 minutes at 110 0C. The activated charcoal produced is then applied as a component of growing media of Gude plants (Cajanus cajan L) with levels of 5, 10 and 15% of the media weight. The results showed that addition of activated charcoal to the growth media could significantly increase the growth rate, growth rate and root length when compared to the control. The best addition of activated charcoal for Gude growth media is 10%, which with this level can increase growth height of 27.33 cm growth rate of 0.79 cm / day and root length of 15.13 cm for 30 days
Pengaruh Skarifikasi Kimia Terhadap Perkecambahan Benih Jambu Mete (Anacardium occidentale L.)
No full textCashew is a plant that has the potential to help the welfare of farmers in the economic field. In general, cashew has a high economic value. Other benefits of cashew from the roots, stems and leaves can be used as medicine (Prihatman, 2000) and fruit and seeds to be a food source with high nutritional value.This study aims to determine the rate of cashew seed germination and optimum concentration by giving HCl and H2SO4. This research uses factorial pattern.The first factor is HCl with 4 levels of treatment consisting of 0%, 35%, 40%, 45% and 50%. The second factor is H2SO4 with 4 treatment levels consisting of 0%, 35%, 40%, 45% and 50%, and 4 controls.Each treatment consisted of 4 replications. Observation parameters in this study include germination, germination speed, and the average daily germination value. Empirical data obtained were analyzed using ANOVA (F test), followed by DMRT test at 5% level, if Fcount>Ftable (α=0.05). Based on ANOVA results, HCl administration significantly affected all observed parameters while H2SO4 and the interaction between HCl and H2SO4 did not significantly affect germination, germination speed and average daily germination value.DMRT test showed the fastest germination speed was found in the A4 treatment. The treatment with the highest value on the parameter observed was the average daily germination value in the A4 treatment. Thus it can be concluded that the HCl solution has a significant effect on each observation parameter. Whereas H2SO4 and the interaction between HCl and H2SO4 had no significant effectJambu mete merupakan tanaman yang berpotensi membantu kesejahteraan petani dibidang ekonomi. Secara umum jambu mete memiliki nilai ekonomi yang tinggi. Manfaat lain dari jambu mete mulai dari akar, batang dan daun dapat digunakan sebagai obat-obatan (Prihatman, 2000) serta buah dan biji menjadi sumber makanan dengan nilai gizi yang tinggi. Penelitian ini bertujuan untuk mengetahui laju perkecambahan benih jambu mete dan konsentrasi optimum dengan pemberian HCl dan H2SO4. Penelitian ini menggunakan RAL pola faktorial. Faktor pertama berupa HCl dengan 4 taraf perlakuan terdiri atas 0%, 35%, 40 % , 45% dan 50%. Faktor kedua berupa H2SO4 dengan 4 taraf perlakuan terdiri atas 0%, 35%, 40 % , 45% dan 50%, dan 4 kontrol. Setiap perlakuan terdiri dari 4 ulangan. Parameter pengamatan dalam penelitian ini meliputi daya kecambah, kecepatan berkecambah, dan nilai rata-rata perkecambahan harian. Data empiris yang diperoleh dianalisis menggunakan ANOVA (uji F), dilanjutkan dengan uji DMRT pada taraf 5%, Jika FhitungFtabel (α=0,05). Berdasarkan hasil ANOVA, pemberian HCl berpengaruh nyata terhadap seluruh parameter pengamatan sedangkan H2SO4 dan interaksi antara HCl dan H2SO4 tidak berpengaruh nyata terhadap daya kecambah, kecepatan berkecambah dan nilai rata-rata perkecambahan harian. Uji DMRT menunjukan kecepatan berkecambah tercepat terdapat pada perlakuan A4. Perlakuan dengan nilai tertinggi pada parameter pengamatan nilai rata-rata perkecambahan harian pada perlakuan A4. Dengan demikian dapat disimpulkan bahwa larutan HCl berpengaruh nyata pada setiap parameter pengamatan. Sedangkan H2SO4 dan interaksi antara HCl dan H2SO4 tidak berpengaruh nyata
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