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All Journal Jurnal Online Mahasiswa (JOM) Bidang Pertanian SELODANG MAYANG Sagu Jurnal Ilmu-Ilmu Kehutanan Jurnal Penelitian Hasil Hutan
Rudianda Sulaeman
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PENGARUH POLA PENGERINGAN TERHADAP RENDEMEN DAN KUALITAS MINYAK ATSIRI DAUN PUCUK MERAH (Syzygium oleana.) Suryanto Suryanto; Rudianda Sulaeman; Evi Sri Budiani
Jurnal Online Mahasiswa (JOM) Bidang Pertanian Vol 4, No 1 (2017): Wisuda Februari Tahun 2017
Publisher : Jurnal Online Mahasiswa (JOM) Bidang Pertanian

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Abstract

Essential oil is one of forest product instead of wood have benefit and is one of product of non migas and important for Indonesian. Pucuk merah (Syzygium oleana) on of enough plant potential for to know oil characteristics of essential oil. This research have purpose to know of the yild and quality essential oil for pucuk merah plant with steam method in some pattern drying leaves. The time of research was do in October until November 2016 in Laboratory Forestry and Laboratory Technique the Earth Water and Mineral University Riau. This experience using Completely Random Design consisting of 3 treatments and 3 replication. The yild essential oil obtained later and observed the color, scent and solubility in ethanol. Drying patterns can increase the  amount of the yild essential oil. The treatment by drying the leaves at temperatures 35 °C during 12 hours have the yild average highest (0,38%) of result. Quality of essential oil pucuk merah plant as follows : Scent of essential oil have a scent typical most were in has been tested by organoleptic test is pucuk merah leaves shoot with leaves drying at temperatures 35 °C during 12 hours most 90% panelis declare scent typical. The color of essential oil who has been visually observed from the 3 treatment resulted in the same color is yellow. Essential oil of pucuk merah have a sollability of ethanol in accordance SNI clove oil in the ratio 1 : 2 is the essential oil produced from fresh leaves.Keywords: The Yild, Essential Oil, Pucuk Merah, Drying
ESTIMATION OF CARBON POTENTIAL ABOVE THE GROUND AT THE STAND LEVEL POLES AND TREES IN FOREST CITY PEKANBARU Sakinah Lubis; Defri Yoza; Rudianda Sulaeman
Jurnal Online Mahasiswa (JOM) Bidang Pertanian Vol 3, No 1 (2016): Wisuda Februari 2016
Publisher : Jurnal Online Mahasiswa (JOM) Bidang Pertanian

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The process of increasing temperature in the atmosphere or global warming is a climate change that has always been environmental problems. Related to the phenomenon of climate change, plants have an important role because it can absorb and store carbon as biomass through sequestration mechanism. Pekanbaru is a tropical city and it has temperature is high. The forest city areas as a green open space has a very large role in lowering the air temperature and tackling global warming. This research aimed to estimate the magnitude of the potential of biomass carbon in the area of forest city in ​​Pekanbaru. The result of this research is expected data the magnitude of potential carbon content above ground level on the forest. This research only measured the carbon content above ground level of poles and tree stands. Measures of conducted the measurement of Diameter Breast Height (DBH) and the identification of tree species. The results showed the magnitude of the potential of biomass carbon in the areas of forest city in Pekanbaru is 59.929 tons / ha or 366.166 tons when extrapolated to the total area of forest city Pekanbaru is ​​6.11 ha. Keywords: Forest, carbon, biomass
VALUASI EKONOMI KAYU DAN KESEJUKAN KAWASAN ARBORETUM UNIVERSITAS RIAU Pardo Abastama; Evi Sri Sribudiani; Rudianda Sulaeman
Jurnal Online Mahasiswa (JOM) Bidang Pertanian Vol 3, No 2 (2016): Wisuda Oktober Tahun 2016
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Forest has such great benefits for life. Various tangible and intangible benefit that can be obtained from the forest can also be optained from the arboretum. Although basicly arboretum serves as a means of education. Tangible and intangible benefits that could potentially be produced is still rate as low, causing excessive exploitation. Assessment the benefits of trees on a place at the price of economic value necessary to considen improve the bargaining position and transforming into economic value of money. The presence of trees also affect the micro climate (value coolness) around the arboretum. Becomes a problem when the arboretum was damaged because it was not able to provide coolness around the arboretum. The research was conducted in the arboretum area of Riau University Pekanbaru on December 2015. The purpose of this research was to determine the economic value of trees in the arboretum area of Riau University and determine the economic value of the coolness in the arboretum area of Riau University. The research result showed that the economic value of wood in Riau University arboretum is Rp. 951.852.785,54 and the economic value of coolness in Riau University arboretum is Rp 23.875.000.000.Keywords:Economic valuation of wood, the coolness, arboretum
SEBARAN POHON PENGHASIL BUAH-BUAHAN DI HUTAN LARANGAN ADAT KENEGERIAN RUMBIO KECAMATAN KAMPAR KABUPATEN KAMPAR PROVINSI RIAU Rosita Marito Hasugian; Defri Yoza; Rudianda Sulaeman
Jurnal Online Mahasiswa (JOM) Bidang Pertanian Vol 4, No 2 (2017): Wisuda Oktober Tahun 2017
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The Forest Reserve of Kenegerian Rumbio has various types of forest fruit plants that can be consumed, both the visitors and the community around the forest. The existence of forest fruits trees in the Forest Reserve of Kenegerian Rumbio has not been identified with certainty. This study aims to determine the number and distribution patterns of the fruit-producing trees in Panoghan zone and Sialang Layang zone of the Forest Reserve of Kenegerian Rumbio. This research was conducted by using the method of track/transect with a width of 20 meters and a length of 500 meters. The transect position in the field was determined by using Purposive Sampling technique. Based on observations from eight transects, 19 species of fruit-producing trees with the number of individuals 147 fruitproducing trees were found, which each transect has different individual number. Distribution patterns of the fruit-producing trees in the Forest Reserve of Kenegerian Rumbio were clumped with the value of Morisita Index in Panoghan zone is 1.35 and in the Sialang Layang zone is 1.13. Keywords: Distribution patterns, Fruit-Producing Trees, Morisita Index, Forest Reserve of Kenegerian Rumbio
Pengawetan Kayu Pulai (Alstonia scholaris L.) Dengan Asap Cair Ampas Tebu Terhadap Serangan Hama Rayap Tanah (Coptotermes curvignathus Holmgren.) Andrie Andrie; Rudianda Sulaeman; Evi Sribudiani
Jurnal Online Mahasiswa (JOM) Bidang Pertanian Vol 3, No 2 (2016): Wisuda Oktober Tahun 2016
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Pulai wood’s is used for produce any products and we can find it easily also it is able to be influenced in critical field, while durable grade is V and powerful class is IV-V and it is low-grade durable, because of that it is needed preservation on pulai wood. Many preservation using chemicals that are harmful to environment and humans. In utilizing natural ingredients derived from plants as safer alternative preservatives for environment and humans, it can be renewable for preserving wood from invading organisms wood destroying, especially termites. Material used as a preservative is liquid smoke empty baggase. The aims of this research are to determine termite mortality, retention and weight lose as well as know the effectiveness of giving liquid smoke on pulai wood preservation against termite attack. The methods used in this research is Randomized Complete Design, the concentration of liquid smoke baggase of 0%, 10%, 20% and 30% with 5 replication for 6 weeks is fed on termites. The results showed that using of preservatives smoke liquid at concentration of 30% has a value of lose weight on pulai wood of 10,57%/cm3, 100% termite mortality and retention of 5.57%.Key word: Liquid smoke, baggase, preservative, pulai wood and Coptotermes curvignathus Holmgren.
Karakteristik Kayu Lapis Dari Bahan Baku Kayu Karet (Hevea braziliensis muell. Arg) Berdasarkan Umur Pohon Fakhdian Setiawan; Rudianda Sulaeman; Defri Yoza
Jurnal Online Mahasiswa (JOM) Bidang Pertanian Vol 1, No 1 (2014): Wisuda Februari Tahun 2014
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ABSTRACT Product testing made reference to Standar Nasional Indonesia (SNI) 01-5008.2-1999 Plywood for Structural. Physical properties of plywood includeswater level of plywood withtree ages 20 yearswith average 14,43% ranged from 14,12% until14,67% andfor plywoodwith tree ages 25 yearswith average 14,60%  ranged from 14,31% until 14,91%. Plywood densitywith tree ages 20 yearswith average 0,63 g/cm3ranged from 0,62 g/cm3until 0,64 g/cm3and for plywoodwith tree ages 25 years with average 0,65 g/cm3ranged from 0,63 g/cm3until 0,66 g/cm3. Firmness an adhesive plywood withtree ages 20 yearswith average 9,25 kg/cm2ranged from 9,15 kg/cm2until 9,36 kg/cm2and for plywoodwith tree ages 25 yearswith average 9,98 kg/cm2ranged from 9,60 kg/cm2until 10,23 kg/cm2. Mechanical properties of plywood includesfirmness broken (Modulus of Rupture) ofplywood withtree ages 20 years with average 19,32 kg/cm2ranged from 18,00 kg/cm2 until 20,70 kg/cm2 and for plywoodwith tree ages 25 yearswith average 21,40 kg/cm2ranged from 18,72 kg/cm2 until 23,34 kg/cm2. Constancy of an arched (Modulus of Elasticity) plywoodwith tree ages 20 years with average 19,35 kg/cm2ranged from 18,11 kg/cm2until 20,65 kg/cm2and for plywoodwith tree ages 25 years with average 21,38 kg/cm2ranged from 18,70 kg/cm2until 23,33 kg/cm2. Keywords: Plywood, Physical properties, Mechanical properties
OPTIMALISASI LAMA PROSES PENGEMBUNAN DAN PENGARUHNYA TERHADAP KUALITAS MADU TESSO NILO DI DESA SUNGAI PAGAR KECAMATAN KAMPAR KIRI HILIR KABUPATEN KAMPAR Nurlistiani Fitrianingsih; Defri Yoza; Rudianda Sulaeman
Jurnal Online Mahasiswa (JOM) Bidang Pertanian Vol 3, No 2 (2016): Wisuda Oktober Tahun 2016
Publisher : Jurnal Online Mahasiswa (JOM) Bidang Pertanian

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Honey is one of the non-timber forest products that come from animals that are still alive who have the potential to be developed and cultivated. Honey is the natural sweet substance produced by bees with the nectar of flowers raw materials. The high demand for honey at this time, affect the increase in the occurrence of counterfeit or honey products that do not pay attention to the quality of honey Indonesian National Standard ( SNI ), related to honey quality standards set by the government. The quality standards of honey in Indonesia, especially for commercial purposes, refers to the SNI 01-3545-2004. The water content of a maximum of 22 % honey, glucose content of at least 65 % b/b and the sucrose content of up to 5 % b/b.Honey processing naturally without adding chemicals to preserve the quality of honey is needed, but the treatment process takes quite a long time with limited capacity. Processing herein used is a decrease in water content by means of condensation. This study aims to determine the length of the condensation process effectively and efficiently without reducing the quality or the quality of honey with honey quality in accordance with the provisions of SNI has been determined. This study used an experimental method which consisted of 5 treatments and 3 replications, the treatment is a long process of condensing 06 hours, 12 hours, 18 hours, 24 hours and 30 hours. The results showed that long condensing 18 hours are the best results in maintaining the quality of honey, with the results of the water content of 20.33 %, 91.36 % of the content of glucose and sucrose content of 3.83%. Keywords: Honey , honey quality , condensation
KRITERIA PEMILIHAN JENIS KAYU SEBAGAI BAHAN BAKU ALAT MUSIK GITAR AKUSTIK BERDASARKAN PERSEPSI MASYARAKAT DI KECAMATAN SIPOHOLON KABUPATEN TAPANULI UTARA PROVINSI SUMATERA UTARA Dame R Pakpahan; Rudianda Sulaeman; M. Mardhiansyah M. Mardhiansyah
Jurnal Online Mahasiswa (JOM) Bidang Pertanian Vol 4, No 2 (2017): Wisuda Oktober Tahun 2017
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Acoustic guitar as musical instrument is a precious asset for people in Sipoholon Subdistrict that its existence must be preserved and becomes a characteristic in manufacturing by using selected woods. This research aims to determine what kind of woods and criteria of woods that community use as raw materials of acoustic in Sipoholon Subdistrict. The used data analysis was used descriptive with quantitative data through guestionnaires and interviews to the community of Sipoholon Subdistrict and determined by snowball sampling. The results of this research indicate that there are 5 woods plant that used as acoustic guitar material, such as Dyera costulata, Toona sureni, Artocarpus heterophylus Lamk, Pinus merkusii, swietenia macrophylla. The wood priority that community use in Sipoholon Subdistrict is Dyera costulata. The woods criteria that used to acoustic guitar production is the plants that have diameter up to 30 cm and straightness level 80%.Keywords: types woods, criteria of woods, acoustic guitar, public perception
KARAKTERISTIK WOOD PELLET DARI LIMBAH KAYU KARET (Hevea brazilliensis Muell. Arg) SEBAGAI ALTERNATIF SUMBER ENERGI TERBARUKAN Ari Adrian; Rudianda Sulaeman; Yossi Oktorini
Jurnal Online Mahasiswa (JOM) Bidang Pertanian Vol 2, No 2 (2015): Wisuda Oktober 2015
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This research to investigate the characteristics of wood pellets from wood rubber waste as  alternative renewable energy sources and determine the best treatment. This research was conducted in experiments with completely randomized design (CRD), which consists of three treatments three replications, with the use of wood rubber waste, tapioca flour and water as well as the tools use are peletmill, calory meter combustion bomb, hammermill, oven, container, stirrer, weigher, measure cups, stopwach, wood pellets stove and camera. It can be concluded that the water content wood pellet 15,06% - 17,26%, wood pellet density 0,408 g/cm3 (408 kg/m3) – 0,628 g/cm3 (628 kg/m3), long burn wood pellets 5,42 minutes/200gr – 7,29 minutes/200gr and a calorific value  4029 Kcal/kg - 4106 Kcal/kg. Treatment to three with tapioca powder rubber wood + 30% + 300 ml water have the appropriate or best treatment approach by SNI, where the water content of 15,06%, density of 0,628 g/cm3 (628 kg/m3), long burning 5,42 minutes/200gr and calorific value of 4106 Kcal/kg. Keywords: waste, rubber wood, wood pellets, energy  
IDENTIFIKASI JENIS KAYU PADA RUMAH ADAT BATAK SIMALUNGUN BERDASARKAN PERSEPSI MASYARAKAT DI DESA NAGORI PURBA KECAMATAN PEMATANG PURBA KABUPATEN SIMALUNGUN PROVINSI SUMATERA UTARA Citra Helen Patras Purba; M. Mardhiansyah '; Rudianda Sulaeman
Jurnal Online Mahasiswa (JOM) Bidang Pertanian Vol 3, No 1 (2016): Wisuda Februari 2016
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Currently, Batak Simalungun’s traditional house is the only legacy left from the history of the community of the Batak Simalungun. Almost all of the components of the traditional house are made from woods. However over time, the traditional house are started to experience damages in certain places. In this case, one of the efforts made is by knowing the type and criteria of the woods to create the traditional house through public perception. The purpose of this research is to know the type and criteriaof woods with the reason and consideration from the community to recreate Batak Simalungun’s traditional house. This research uses a Snowball Sampling Technique. The results showed that the type of the woods used is Eusideroxylon zwageri, with the criteria are The King’s favorite, big diameter, straight and strong. Some considerations from the community to recreate the Batak Simalungun’s traditional house are the genuine traditional house, have historical value, the house itself is a cultural asset, known by the communities and have been set as cultural heritage. Keywords: Batak Simalungun’s traditional house, Eusideroxylon zwageri
Co-Authors Abd. Rasyid Syamsuri Adi Saputra Akhyar Ali Akmal Gian Fernando Andri Setiawan Andrie Andrie Ari Adrian Aripan Yunas Arya Irawan Bifrenta Ginting Citra Helen Patras Purba Dame R Pakpahan Darli, Viny Volcherina Defri Yoza Dewi Sri Amela Nainggolan Didi Tarmadi Djarwanto Dwi Ajias Pramasari Esa Ervina Esti Rini Satiti Evi Sri Budiani Evi Sribudiani Fahrul Rozi Sembiring Fakhdian Setiawan Fanda Asnita Yusefa Ambarita Fifi Rahmadani Hanifah Ikhsani Haryati Haryati Haryati Heriyanto ' Juniati Lampita Sinaga Mardina ' Mhd. saputra pane Mini Silviana Muhammad Mardhiansyah Muhammad Tabrani Muttakun Muttakun Nasib Tuah NUR HASANAH Nurlistiani Fitrianingsih Pardo Abastama Ponco Prabowo Ratih Damayanti Rido Sukmawi Rimba Kurniawan S Rizal Efendi Rosita Marito Hasugian Sakinah Lubis Septi Eva Lina Shelly Maria Purba Somadona, Sonia Stevi Istiqfar Sulaeman Yusuf Supriyan Syahrizal Suryanto Suryanto Syafrinal Tiara Septa Yunanda Tuti Arlita Wa Ode Muliastuty Arsyad Yossi Oktorini Yusmarini Yusmarini Yusup AMIN