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APLIKASI LUBANG RESAPAN BIOPORI DAN CROSS DRAIN UNTUK REHABILITASI DI JALAN SARAD Prameswari, Diana; Supriyanto, Supriyanto; Saharjo, Bambang Hero; Wasis, Basuki; Pamoengkas, Prijanto
Jurnal Penelitian Hutan dan Konservasi Alam Vol 12, No 2 (2015): Jurnal Penelitian Hutan dan Konservasi Alam
Publisher : Pusat Penelitian dan Pengembangan Hutan

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Abstract

Problem yang dihadapi di jalan sarad dalam pemanenan kayu adalah pemadatan tanah, erosi yang tinggi, me - nurunnya kesuburan tanah, miskinnya cendawan mikoriza dan kurangnya anakan. Untuk meningkatkan pro - duktivitas hutan di jalan sarad, maka diperlukan upaya pemulihan antara lain dengan penanaman pengayaan intensif dan cara lain yang dapat untuk mengurangi laju erosi, meningkatkan kesuburan tanah di jalan sarad dengan menerapkan lubang resapan biopori (LRB) dan cross drain (Cd). Tujuan penelitian ini adalah untuk mendapatkan informasi tentang pemanfaatan LRB  dan Cd  dalam penanaman pengayaan intensif untuk peningkatan produktifitas jalan sarad di hutan alam bekas tebangan. Lokasi penelitian diberi ijin usaha pemanfaatan hasil hutan kayu-hutan alam (IUPHHK-HA) pada hutan produksi Kalimantan Barat selama satu tahun. Rancangan penelitian adalah rancangan acak kelompok pola faktorial 2 x 2 dengan ulangan tiga kali. Faktor pertama yaitu LRB dan faktor kedua yaitu cross drain.  Hasil penelitian menunjukkan bahwa interaksi perlakuan LRB dan cross drain  memberi pengaruh yang nyata bagi pertumbuhan tinggi tanaman umur satu tahun Shorea leprosula dan Shorea parvifolia sedangkan untuk pertumbuhan diameternya tidak berpengaruh nyata. Perlakuan cross drain dapat meningkatkan serapan hara P, K, C organik di S. leprosula dan hanya serapan P dan C-organik di S. parvifolia.
Pembakaran Terkendali Sebagai Metoda Alternatif dalam Pencegahan Kebakaran Hutan di Hutan Tanaman Acacia mangium Bambang Hero Saharjo
Jurnal Manajemen Hutan Tropika Vol. 5 No. 1 (1999)
Publisher : Institut Pertanian Bogor (IPB University)

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Abstract

Prescribed burning was well done in Acacia mangium plantation without any trees damaged or dead and no natural regeneration found in the forest floor after fire. Fuel load 3 ton/ha and fuel bed depth 8 cm can be used as a standard for it. Flame temperature reached from 149C and 170C and flame length 0.74-0.93 m can safe the plantation for any damage. Three months after burning there was an accumulation of fuel load in the forest floor, therefore 3 months interval is a good solution in preventing the forest from fire invasion.
Assessing Conformity of Scientific Voices and Local Needs to Combat Forest Fire in Indonesia Meti Ekayani; Dodik Ridho Nurrochmat; Bambang Hero Saharjo; James Thomas Erbaugh
Jurnal Manajemen Hutan Tropika Vol. 21 No. 2 (2015)
Publisher : Institut Pertanian Bogor (IPB University)

Show Abstract | Download Original | Original Source | Check in Google Scholar | Full PDF (560.999 KB) | DOI: 10.7226/jtfm.21.2.83

Abstract

This study evaluates the compatibility of scientific voices with the needs to combat forest fire as perceived by relevant stakeholders through a review of scholarly output, an evaluation of the conformity between scientists and stakeholder views on forest fire issues, and an analysis of how different types of scientists and voice channels contribute the local needs to combat forest fire in Indonesia.  This research indicates that although forest fire has cross-country border impacts, forest fire discourses were dominated by home country issues rather than the concerns of global forest fire events.  Further,  although information about forest fire is widely available in the scientific journals, the “knowledge utilization” of this information remains low.  To improve “knowledge utilization”, scientists can use different channels to disseminate information, in addition to scientific journals.  While social-economic aspects are perceived to be the prime problem of forest fire in Indonesia, the minimal presentation of social scientists within forest fire discourse is a concern.  To address these primary concerns within and outside scientific journals, the involvement of social scientists within the forest fire discourse is very important.
Kandungan emisi gas rumah kaca pada kebakaran hutan rawa gambut di pelalawan Riau Ati Dwi Nurhayati; Ervina Aryanti; Bambang Hero Saharjo
Jurnal Ilmu Pertanian Indonesia Vol. 15 No. 2 (2010): Jurnal Ilmu Pertanian Indonesia
Publisher : Institut Pertanian Bogor

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Abstract

Peat land in the east coast of Sumatera (Riau, Jambi, South Sumatera) and Kalimantan (South Kalimantan, Central Kalimantan and West Kalimantan) has being used for agricultural crops such as rice field, palm oil and coffee plantation. land preparation practiced is slash and burn method. Smoke haze that produce from peat fires were caused by these method. To determine the impact of such practice to atmospheric quality, a study was conducted at Pelalawan Province Riau. Four plots on peat land were prepared at sapric and hemic, each plot was 20 m x 20 m (0,04 ha). Before burning vegetation was cleared off, then the plots were circularly burned (ring fire) and greenhouse gases emitted were measured. The average of greenhouse gases emitted from sapric plot burning were 273 ppm CH[4], 10.395 ppm C0[2] and 1.223 ppm CO. Greenhouse gasses emitted from hemic plot burning were 306 ppm CH[4], 10.678 ppm C02 and 2176 ppm CO. The high CO emission from peat burning indicate there has been an incomplete burning at the fuel, due to high fuel moisture. The largest single atmospheric emission from peat burning was C0[2] and the smallest was CH[4] • The increase of greenhouse gases emission will contribute to global climate change, especially the global temperature increase through greenhouse effect of the gases.
komposisi jenis dan struktur hutan hujan tropika dataran rendah di taman nasional danau sentarum, kalimantan barat Cecep Kusmana; Bambang Hero Saharjo; Basuki Sumawinata; . Onrizal; Tsuyoshi Kato
Jurnal Ilmu Pertanian Indonesia Vol. 14 No. 3 (2009): Jurnal Ilmu Pertanian Indonesia
Publisher : Institut Pertanian Bogor

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The objective of this research was to obtain information on species composition and structure of lowland tropical rain forest in Sentarum lake National Park, West Kalimantan. The research was carried out from 26 to 31 December 2003 and from 20 January to 5 February 2004 on the foot slope of Semujan Hill in Sentarum lake National Park. To carry out the research, 10 sample units {SU'S) with size of 10 m x 10 m each, were placed, based on systematic sampling with random start scheme, with distance of 10 m between each SU. On each SU, trees with diameter~ 2 em were identified and diameter {DBH) and height were recorded. Eighty four {84) tree species were found in a 0.1 ha SU, consisting of 32 families, dominated by 16 species of Dipterocarpaceae, followed by 9 species of Guttiferae and 5 species of Melastomataceae. Tree density decreased exponentially with increasing the diameter of trees.
Pendugaan biomassa dan potensi karbon terikat di atas permukaan tanah pada hutan rawa gambut bekas terbakar di Sumatera Selatan Nong Ayu Eka Widyasari; Bambang Hero Saharjo; . Solichin; . Istomo
Jurnal Ilmu Pertanian Indonesia Vol. 15 No. 1 (2010): Jurnal Ilmu Pertanian Indonesia
Publisher : Institut Pertanian Bogor

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Abstract

Forest has an important role to absorb C02 which is used during photosynthesis to produce 02 and energy. Carbon was stored dominantly in biomass. When peat forest burnt, a lot of carbon emissions are acumulated in the atmosphere, which stimulate global warming. This study aims to estimate biomass and fix carbon contain in ex-burned merang peat forest and make models between biomass and fix carbon of various tree component (stems, branches, twigs and leaves) and also to calculate fix carbon and biomass stock in burned merang peat forest. The results show that biomass and fix carbon in burned merang peat forest can be estimated using allometric equation models: Wtotal = 0.153108 D2,40 and Ctotal = 0,0302 D2,35•  Fix carbon stock in the trees very related to biomass and it can be calculated using formula Ctotal = 0.188799 W0,980•  Stems store largest proportion of biomass in a single tree. They contribute to approximately 68.09 - 82.28% of total tree biomass. Leaves, twigs and brunch each contribute to 4.17 -  14.44%;  6.16 - 10.32%  and  7.15 -  7.45 respectively.  Fix carbon of trees can be estimated using biomass formula. It shows that each tree shares 16.49 - 17.70°/o of carbon from total biomass in average. Total biomass and fix carbon on the above ground of burned Merang peat forest are 151,650.48 kg/ha and  29,105.19 kg/ha respectively.
Potensi Simpanan Karbon Pada Hutan Tanaman Mangium (Acacia mangium WILLD.) di KPH Cianjur Perum Perhutani Unit III Jawa Barat dan Banten Anindita Roesyane; Bambang Hero Saharjo
Jurnal Ilmu Pertanian Indonesia Vol. 16 No. 3 (2011): Jurnal Ilmu Pertanian Indonesia
Publisher : Institut Pertanian Bogor

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Abstract

One of the best solution to reduce the increasing of carbiondioxide is keeping the forest and its ecosystems sustainably. It should be done because the forest could store the carbon stock at high level capacity. The research purposed to calculate the above ground carbon stock of planted A.mangium. Planted A.mangium in the year 2002 and 2004 used for calculation. Research done during April to May 2010 ath KPH Cianjur, State Own Company Perhutani Unit III, West Java and Banten. Data collecting through plot establishment in the field that was 20 m x 20 m for trees biomass and 2 m x 2 m sub-plot for litter and understorey. Results of research shown that the carbon stock of A.mangium planted in the year was 43.30 ton/ha while planted in the year 2004 was 27.70 ton/ha. 
Pendugaan potensi kandungan karbon pada tegakan jati (Tectona grandis LINN. F) di areal KPH Cianjur perum perhutani unit III Jawa Barat dan Banten Thea Catleya Agnita; Bambang Hero Saharjo
Jurnal Ilmu Pertanian Indonesia Vol. 16 No. 3 (2011): Jurnal Ilmu Pertanian Indonesia
Publisher : Institut Pertanian Bogor

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The land use and land use change through forest conversion and also the increasing heavy industry which produce high value of pollutant had bad impact to the environment which finally affect the global climate change. The importance of vegetation in the forest which have a role to reduce green house gass through fotosintetic became important, then the focus of this research was to know the carbon stock of certain vegetation especially teak, in KPH Cianjur PERHUTANI UNIT III Wesat Java and Banten. The research done in the period of April 2010 until may 2010 in the KPH Cianjur, PERHUTANI UNIT Ill Wesat Java and Banten. The materials used for this study which teak plantation planted in the year 1997 and 1990. The step taken for the research content of establishing and making of research site estimating biomass stand, sampling of litter and understory. The result of research shown that the carbon stock of teak plantation which spacing 3 x 2 m at 1997 planting year was 73.519 ton/ha, while at 1990 planting year was 93.94 ton/ha. It means that the carbon stock of teak planted in the year 1990 was bigger than in the year 1997.
Tantangan Kelembagaan Pengendalian Kebakaran Hutan dan Lahan pada Tingkat Tapak Irfan Kemal Putra; Bambang Hero Saharjo; Basuki Wasis
Jurnal Ilmu Pertanian Indonesia Vol. 24 No. 2 (2019): Jurnal Ilmu Pertanian Indonesia
Publisher : Institut Pertanian Bogor

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Continuous forest and land fires in Indonesia require multi-stakeholder concerns. Further, focal point should be on the grass root actors, since they are the closest to the fires, in term of location; the understand the most about the site situations, and could be the first responders to the fire events. Those actors, also could play a role as, either protagonists or antagonists, in the fire management program, depend on their situations. Based on the above narration, this research aimed to understand roles and challenges faced by those actors at the site level. This research was conducted in August-December 2017 in three villages, in Siak District, Riau is Village Penyengat, Sungai Rawa, and Rawa Mekar Jaya. The choice of location was based on comparable different fire frequencies occured among those three villages respectively the most, moderately, and the least frequent. The method utilized in this research was actor analysis. The data were collected from primary (interviews) and secondary sources (literatures). The analysis results showed that there were too many key players, influencing actors with negative roles, and actors with improper roles in the fire management activities. De-concentrating the influences of the Central Government and MoEF, as well as derivative legislations to legalize the roles of both the National Agency for Disaster Countermeasures (NADC-BNPB) and Army, to be involved in the fire management activities are also needed to solve the problems.
Strategi Pencegahan Kebakaran Hutan dan Lahan di Kesatuan Pengelolaan Hutan Kubu Raya, Ketapang Selatan, dan Ketapang Utara di Provinsi Kalimatan Barat Arief Rachman; Bambang Hero Saharjo; Eka Intan Kumala Putri
Jurnal Ilmu Pertanian Indonesia Vol. 25 No. 2 (2020): Jurnal Ilmu Pertanian Indonesia
Publisher : Institut Pertanian Bogor

Show Abstract | Download Original | Original Source | Check in Google Scholar | Full PDF (685.48 KB) | DOI: 10.18343/jipi.25.2.213

Abstract

West Kalimantan Province, Indonesia, is an area that is crossed by the equator and its territory is mostly peat area. The aim of this study was to examine the impact of losses due to forest and land fires and srategies for preventing forest and land fires in the Forest Management Unit (FMU) in West Kalimantan Province. This research was conducted from May to October 2018 in the FMU Kubu Raya, the FMU South Ketapang, and FMU North Ketapang. The research method used was descriptive method. Vegetation Data were measured with the stratified random sampling in 20 x 100 m transect. Social economic data were taken by using 30 respondents from 6 vilages with based on purposive sampling. Data analysis regarding losses due to forest and land fires was performed using the economic valuation value analysis while forest and land fires' prevention strategies in the FMUs were determined using SWOT and IE (Internal-External) Matrix. The results showed that the area of forest and land fires reached 50 ha with a total loss of IDR 8 billion. Forest and land fire prevention strategies using SWOT were determined in the growing and developing parts with the implemented alternative strategies, i.e., intensive and integrative. Keywords: economic valuation, forest management, peatland, SWOT, West Kalimantan