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All Journal Forest Science Warta Rimba Detector: Jurnal Inovasi Riset Ilmu Kesehatan Jurnal Pengabdian Masyarakat
Irmasari Irmasari
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ANALISIS VEGETASI PADA TIPE-TIPE HUTAN DALAM KAWASAN CAGAR ALAM PANGI BINANGGA KABUPATEN PARIGI MOUTONG Pongmasamban, Hendric; Sudhartono, Arief; Irmasari, Irmasari
Jurnal Warta Rimba Vol 3, No 1 (2015)
Publisher : Universitas Tadulako

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Abstract

The main function of Pangi Binangga Nature Reserve is as an area for protection of ebony (Diospyros celebica Bakh) species. The aims of this study was to analyze vegetation based on forest types in Pangi Binangga Nature reserve area. Study was conducted from March through May 2013. This research was use transect methods by purposive sampling. Classification of the forest based on the altitudes, i.e; 469 m asl (lowland forest) and 830 m asl (highland forest). The results showed that the vegetation at lowland forest (469 m asl) was dominated by Dracotamelon dao with important value index (IVI) (34.15%), and it was followed by Lithocarpus sp (36.26%), Palaqium obovatum (42.04%) and Asplenium nidus L (24.17%), at the tree, pole, sapling and seadling levels, respectively. Furthermore, the vegetation at highland forest (839 m asl) was dominated by Pometiapinnata J.R Forst with important value index (IVI) (42.25%), and it was followed by Conanga ordorata (57.12%), Michelia champaca (43.48%), and Memordica cochinchinensis (29.39%), at the tree, pole, sapling and seadling levels, respectively. Hence, index of similarity and index of dissimilarity between both forest types was 30.55%. Its means that similarity of the vegetation in this location was less (≤ 50%). Keyword: Vegetation analysis, Forest types, Altitude, Important Value Index.
ANALISIS EKONOMI PROSPEKTIF PENGEMBANGAN KPH DAMPELAS TINOMBO BERBASIS PHBM DI DESA KARYA MUKTI Fitrawan, Rahmat; Umar, Syukur; Irmasari, Irmasari
Jurnal Warta Rimba Vol 2, No 1 (2014)
Publisher : Universitas Tadulako

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The research was conducted from April  to June 2013 at the village of Karya Mukti, Damsol district, Donggala regency. The research aimed to know the development prospective of forest management based community (PHBM) regarding community incoment and its respective factors, and to compare financial aspect of rubber (Hevea brassiliensis) and cacao (Theobroma cacao L.) plants before and after KPH Dampelas Tinombo development. The research  use Regresi analysis method and Net Present Value (NPV). The result showed that equtian of Regresi Y = -16890,7 + 314,9422X1 – 303,526X2 + 2042,522X3 + 20017,94X4 – 478,691X5 and the factor of X4 (amount of production of farm residing in area KPH) influential obvious of the community income. The result showed that NPV of rubber was IDR 269.096.747 while NPV of cacao was IDR 147.754.688. Hence the level community income were IDR 46.977.778, and IDR 4.340.000 year-1for each respondent, for rubber and cacao production, respectively. Key words: economic analysis, development prospective, KPH Dampelas Tinombo, Income of community
PENGARUH BERBAGAI JENIS ZAT PENGATUR TUMBUH TERHADAP PERTUMBUHAN STUMP JATI (Tectona grandis L.F) Trisna, Nofika; Umar, Husain; Irmasari, Irmasari
Jurnal Warta Rimba Vol 1, No 1 (2013)
Publisher : Universitas Tadulako

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This research was aimed to determine the effect of some growing controller materials on the growth of Jati (Tectona grandis L.f) seedlings.The researchwas conducted from April to June 2013,at the Permanent Nursery,Tadulako University, Palu Central Sulawesi. The experiment was laid out in a Randomized Complete Design (RCD) with four treatments, Control that received no growing controller matersials application/control (H0), Atonik 750 ppm (H1), Rootone-F 500 ppm (H2), Coconut juice 10% (H3). Observation parameters consist of seedling height increment, stem diameter increment, and increment of leaf number per plant. The results of the study showed that there were significant differences between the treatments in all the parameters assessed.The highest seedling height increment (19 cm) was achieved by Atonik 750 ppm treatment while the lowest (14,9 cm) was achieved by control treatment. Similar to the highest stem diameter increment (0,140 cm) was also achieved by Atonik 750 ppm treatment while the lowest (0,110 cm) was achieved by control treatment. Hence, the highest leaf number increment (7,6 pieces) was achieved by Atonik 750 ppm treatment while the lowest (3,6 pieces) was achieved by control treatment. Keywords : Growing controller material, Seedling growth, Tectona grandis L.f
PENGARUH BERBAGAI INTENSITAS NAUNGAN TERHADAP PERTUMBUHAN SEMAI EBONI (Diospyros celebica Bakh.) Asriyanti, Asriyanti; Wardah, Wardah; Irmasari, Irmasari
Jurnal Warta Rimba Vol 3, No 2 (2015)
Publisher : Universitas Tadulako

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Eboni (Diospyros celebica Bakh.) is a semi-toleranttree species that need shading during growth process. This study aimed todetermine the effect of various intensity of shading on the growth of eboni seedlings.The researchwas conducted from May to August 2013, at thePermanentNursery,Tadulako University, Palu,CentralSulawesi. The experiment was laid out in a Randomized Block Design (RBD) with five treatments; shading percentage 10% (N1), shading percentage 30% (N2), shading percentage 50% (N3), shading percentage 70% (N4) and shading percentage 90% (N5). Observation Parameters consist of seedling height increment, stem diameter increment, and increment of leaf number per plant, root fresh and dry weight, and shoot fresh and dry weight. The results of the study showed that there were no significant differences between the treatments in all the parameters assessed. The height increment response and root fresh and dry weight of eboni seedlings was higher in the treatment with shading 90% than other shading intensity treatments, while the diameter and leaf number increment response and shoot fresh and dry weight was higher in the treatment with shading 30%. Keywords : Shading intensity, Growth, Diospyros celebica Bakh.
SIFAT KIMIA TANAH PADA BERBAGAI TIPE PENGGUNAAN LAHAN DI SEKITAR TAMAN NASIONAL LORE LINDU (STUDI KASUS DESA TORO KECAMATAN KULAWI KABUPATEN SIGI SULAWESI TENGAH) Azmul, Azmul; Yusran, Yusran; Irmasari, Irmasari
Jurnal Warta Rimba Vol 4, No 2 (2016)
Publisher : Universitas Tadulako

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Abstract

Over the function of land can affect soil condition that involve either chemical, physical or  biological characteristic of it. Soil chemical component that affected by : soil pH, C-organic, N, P, K and Cation Exchange Capacity. Toro village in Sigi Subdistrict is a village nearby Lore Lindu National Park that has different types of  land use. The research aimed to find out the soil chemical characteristic in various types of land uses around Toro village, Kulawi subdistrict, Sigi District, Central Sulawesi. The research was conducted on May up to the month of July 2015, on three types of land uses were primer forest (Wana Ngkiki), secondary forest (Pangale) and agroforestry land  (Oma) around Lore Lindu National Park, Toro village, Kulawi subdistrict, Sigi district, Central Sulawesi. The research started by doing  field survey, deciding sample swath spot, taking soil sample, analyzing soil sample in laboratorium. Deciding spot of taking soil sample was done purposively (purposive sampling) which done in the depth of  ≤ 30 cm. The result of the research showed that the soil chemical characteristic of various types of land uses was varies. Soil in primer forest (Wana Ngkiki) had chemical chracteristic as follows: pH (H2O) that tended to be acid 5.05, C-organic 3,56 %, N-total 0,63 %, T- available (Bray I) 1,49 ppm, K-total 0,96 mg/100g and CEC 28,83 cmol (+) kg-1. Soil chemical characteristic of secondary forest (Pangale) was pH (H2O) 4.78, C-organic 1.54 %, N-total 0.49 %, P-vailable (Bray I) 4.97 ppm, K-total 4.57 mg/100g dan CEC 8,46 cmol (+) kg-1. The soil chemical characteristic of  agroforestry land (Oma) was pH (H2O) 5.05, C-organic 1.39 %, N-total 0.13 %, P-available (Bray I) 5.35 ppm, K-total 3.73 mg/100g and CEC 8.93 cmol (+) kg-1.Keywords : Soil Chemical Characteristic, Land Use,  Lore Lindu National Park
PENGARUH PEMBERIAN BERBAGAI DOSIS BOKASHI TERHADAP PERTUMBUHAN SEMAI KEMIRI (Aleurites moluccana (L.) Willd.) Nismawati, Nismawati; Wulandari, Retno; Irmasari, Irmasari
Jurnal Warta Rimba Vol 1, No 1 (2013)
Publisher : Universitas Tadulako

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Abstract

Kemiri (Aleurites moluccana (L.) Willd.) is a multipurpose tree that has been cultivated widely in the world. This is a native plant species of Indo-Malaysia and was introduced to the Pacific Islands. In Indonesia, kemiri have long been planted, either for commercial or subsistence purposes to support the life of the community, especially in eastern part of Indonesia. This species can be used for various purposes, such as seeds source for planting purposes, cooking materials and medicine, while the stem woods can be used for furniture and construction. This study aimed to determine the effect of various doses of Bokashi on the growth of Kemiri (A.moluccana (L.) Willd.) seedling The research was conducted from April to June 2013, at the Permanent Nursery, Tadulako University, Palu Central Sulawesi. The experiment was laid out in a Randomized Complete Design (RCD) with four treatments, Control that received no Bokashi application (D0), Soils + Bokashi 1:1 (D1), Soils + Bokashi 2:1 (D2), Soils + Bokashi 3:1 (D3). Observation Parameters consist of seedling height increment, stem diameter increment, and increment of leaf number per plant. The results of the study showed that there were significant differences between the treatments in all the parameters assessed. Keywords : Doses, Bokashi, Growth, Aleurites moluccana (L.) Willd.
PENGARUH BEBERAPA INOKULUM SPESIES FUNGI MIKORIZA ARBUSKULAR TERHADAP PERTUMBUHAN SEMAI JABON (Anthocephalus cadamba Roxb.) Annadira, Annadira; Yusran, Yusran; Irmasari, Irmasari
Jurnal Warta Rimba Vol 2, No 1 (2014)
Publisher : Universitas Tadulako

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Abstract

Jabon is a plant that is being developed because including fast growing spesies, Jabon an Indonesian native spesies wich valuable high economic and have qualities that do not compote with other spesies . Jabon is a spesies of seed that can be developed trough industri plantation forest and community forest but the aspect of cultivation in the nursery often experience barries in maintenance for example wilting occurs that causes death. This research aimed to know the effect of some inoculum species of FMA ( Fungi Micorrhizal Arbucular) on the growth of jabon (Anthocephalus cadamba Roxb) seedlings. The research was conducted at green house, Forestry Faculty, Tadulako University from Desember 2013 to February 2014. The study was laid out in a Randomized Complete Design (RCD)  with four threatments, i.e : Control/without treatment (M0), Glomus mosseae (M1), Glomus clorum (M2), and Glomus deserticola (M3). The observation parameters consits of seedling height increment, diameter increment, leaf number increment, fress weight of roots and shoots, dry weight of roots and shoots and seedling quality index. The result showed that inoculation of FMA spesies significantly affected seedling growth of A. cadamba Roxb. Generally Glomus mosseae spesies was highly improves seedling of A. cadamba Roxb compared to Glomus clorum, and Glomus deserticola spesies and control. Keywords:  FMA (Fungi Micorrhizal Arbuscular), Jabon (Anthocephalus cadamba Roxb.), Seedling growth
PENGARUH MEDIA TUMBUH BEBERAPA LIMBAH SERBUK KAYU GERGAJIAN TERHADAP PERTUMBUHAN JAMUR TIRAM PUTIH (Pleurotus ostreatus) Fauzia, Fauzia; Yusran, Yusran; Irmasari, Irmasari
Jurnal Warta Rimba Vol 2, No 1 (2014)
Publisher : Universitas Tadulako

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Abstract

The objectives of this study were to investigate the effects of some sawdust as growth medium on the growth and the yield of white oyster mushroom (Pleurotusostreatus). The research was conducted at Boyaoge village, Palu, Central Sulawesi from September to November 2013. This study used experimental method by Completely Randomized Design (CRD) with five sawdust as treatments, i.e; Palapi (Heritierasp.) (M1), Cempaka (Elmerrilia sp.) (M2), Bayur (Pterospermumjavanicum) (M3), Gmelina (Gmelinaarborea) (M4) and Durian (Duriozibethinus) (M5).The results showed that sawdust significantly affected mycelium initiation, growth of mycelium on bag log, primordial initiation, the number of fruiting bodies, stem length, and cap diameter of mushroom. Mushrooms grew best on the sawdust mediumofCempaka (Elmerrillia sp.). The results of the study showed that sawdust of Cempaka (Elmerrillia sp.) gave the best growth with mycelium initiation was 4 days, growth of mycelium on bag log was 27,5 days, primordial initiation was 34,8 days, the number of fruiting bodies was 2, stem length was 4,9 cm, cap diameter of fruiting bodies was 9,7 cm, fresh weight of fruiting bodies was 11,4 g and dry weight of fruiting bodies was 7,5 g. Keywords: Growth Medium, Sawdust, Oyster Mushroom (Pleurotus ostreatus).
ORGANOGENESIS TANAMAN JABON MERAH (Anthocephalus macrophyllus (Roxb) Havil) PADA BERBAGAI KONSENTRASI KOMBINASI IAA (Indole Acetid Acid) DAN BAP (Benzyl Amino Purin) SECARA IN VITRO Marzuki, Sahriana; Muslimin, Muslimin; Irmasari, Irmasari
Jurnal Warta Rimba Vol 4, No 1 (2016)
Publisher : Universitas Tadulako

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Abstract

This research was conducted by applying Complete Random Design (Rancangan Acak Lengkap /RAL) that consisted of 4 treatments: JM1= 2  mg/l BAP +  0,1 mg/l IAA, JM2= 4  mg/l BAP + 0,3 mg/l IAA, JM3= 2  mg/l BAP + 0,3 mg/l IAA, JM4= 4  mg/l BAP + 0,1 mg/l IAA. Each experiment repeated 5 times, so there were 20 units experiment done. The parameter observed was when the sprout grew, the number of sprout, the leaf revealed and the number of root that was observed at the end of the research. Qualitative data analyzed by using test variant analysis F 5% to find out whether the effect of treatment was real or not,  if it was real, multiple comparison test was done by using BNJ test in 5 % level in order  to  decide real different treatment. The organogenesis of Red Jabon (Anthocephalus macrophyllus (Roxb) Havil) in the research was occurred directly. The result of the research showed that the treatment with combination concentration of 4 mg/l BAP + 0,3 mg/l IAA (JM2) was the best one of observed parameter except the number of root. The fastest emerging buds responds and the highest buds number was 5.6 day After Planting (Hari Setelah Tanam (HST) and average of formed buds was 2.4, and the average time that  needed  to formed the leaf was 19 Days After Planting ( Hari Setelah Tanam (HST) and the number of  forming leaves were 2.8  sheets.  There was not root formed in whole conducted treatments.Key words: Red Jabon, Plant tissue culture, Organogenesis, Growth Regulator Substance, BAP dan IAA.
PENGARUH DUA SPESIES FUNGI MIKORIZA ARBUSKULAR TERHADAP PERTUMBUHAN DAN KETAHANAN SEMAI KEMIRI (Aleurites moluccana Willd.) PADA CEKAMAN KEKERINGAN Amina, Siti; Yusran, Yusran; Irmasari, Irmasari
Jurnal Warta Rimba Vol 2, No 1 (2014)
Publisher : Universitas Tadulako

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Abstract

A study on the effects of two Fungi Mycorrhizal Arbuscular (FMA) species and watering interval on the growth and resistance of Aleurites moluccana Willd. Seedlings on drought condition was conducted at the farmers group nursery, Uwemanje village, Kinovaro district, Sigi regency, Central Sulawesi. The experiment was laid out in a Randomized Complete Design (RCD) with factorial pattern. First, species of  FMA consist of three treatments; without mycorrhizal inoculation/control (M0), Gigaspora margarita (M1), Glomus mosseae (M2). Second, watering interval; every day (A0), every three days (A1) and every six days (A2). Observation Parameters consist of seedling height increment, stem diameter increment, and increment of leaf number per plant, fresh weight of shoot and root, dry weight of shoot and root, and seedling quality index. The results showed that interaction between different FMA species and watering interval had significant effect only on the seedling height increment, fresh weight of shoot and root and dry weight of shoot and root, but FMA species and watering interval treatment gave significant difference on the stem diameter increment and increment of leaf number per plant.The highest growth parameters was achieved by Gigaspora margarita inoculation compared to Glomus mosseae and control treatments in all watering intervals. Keywords : Fungi Mycorrhizal Arbuscular, Watering Interval, Seedling growth, Water stress, Aleurites moluccana Willd.
Co-Authors Ali Djamhuri Anak Agung Gede Sugianthara Annadira Annadira Arief Sudhartono Asriyanti, Asriyanti Azmul, Azmul Fadhillah, Nurul Aliah Fauzia Fauzia Hamid, Asmida Hartati bahar Hendric Pongmasamban, Hendric Husain Umar Ira Yuliati Yuliati, Ira Yuliati Joko Suyono Ola Barek, Joko Suyono Maemonah, Maemonah Marzuki, Sahriana Muhammad Rivai Nofika Trisna Pebriyanti, Citra Putri, Fadilah Septiana Rahmat Fitrawan Rahmat Hidayat Rahmawati, Islah Retno Wulandari Rinti, Darwis K Sahumena, Muhamad Handoyo Saputri, Cahyati Sembiring, Rinawati Siti Amina Sri Ningsih Mallombasang Sunandar Ihsan, Sunandar Susilawati Susilawati Syukur Umar Trinovitasari, Nita Uciliana, Wa Wardah Wardah Wardah Wardah Yusran Yusran Zainab Hikmawati