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Pertumbuhan Dan Perkembangan Akar Semai Mangrove Sejati Ceriops tagal (Perr.) C.B.Rob Pada Berbagai Salinitas Marnida Uli Lubis; Mohammad Basyuni; Budi Utomo
Peronema Forestry Science Journal Vol 5, No 3 (2016): Peronema Forestry Science Journal
Publisher : Program studi Kehutanan USU

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Abstract

The deforestation of mangrove caused by human activities to the effected the composition of mangrove forest stand. It is therefore needed for mangrove rehabilitation to  restore mangrove ecosystem. Growth and root development of mangrove seedlings Ceriops tagal (Perr.) C.B.Rob under different salinity was studied in the greenhouse, Faculty of Agriculture, University of Sumatera Utara, started from 22nd May until 22nd November 2015. This study was aimed at  determining the level of seedling growth and root development under C. tagal seedlings under different salinity. This research used the completely  random design (CRD) with 5 treatment, namely 0%, 0,5%, 1,5%,  2%, and 3% for 10 replication. The best result showed that growth and seedlings development was obtained at 0,5% salinity, high growth of seedlings at 0,5%, diameter at 0,5%, number of leaf at 0,5%, leaf area  at 0,5%, thick leaves at 0,5%, number of root at 0,5%, length roots at 2%, root diameter at 0,5%, the water content of the root 0%, the water content of the shoot 0,5%, and the ratio of root and shoot at 0,5%. Keywords : Mangrove,  Ceriops tagal, salinity, root
APLIKASI AKTIVATOR UNTUK MEROMBAK ECENG GONDOK (Eichhornia crassipes (Mart.) Solms.) DARI DANAU TOBA MENJADI PUPUK ORGANIK Juliani Juliani; Afifuddin Dalimunthe; Budi Utomo
Peronema Forestry Science Journal Vol 5, No 3 (2016): Peronema Forestry Science Journal
Publisher : Program studi Kehutanan USU

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Abstract

Organic fertilizers such as compost is a natural fertilizer to add nutrients in the soil.Compost can be regarded as the product of fermentation of organic materials with a large number of microbes.The addition of activators or inoculum on the composting is part of an effort to accelerate the composting process. This research was done in November 2015 until January 2016 in experimental garden land USU campus in Padang Bulan, Medan. The experiment used a factorial randomized complete block design (RAK) factorial consisting of two factors.The first factor is the type of organic material consists of two levels the water hyacinth (Eichornia grassipes (Mart.) Solms.) smooth (A1) and the water hyacinth (Eichornia grassipes (Mart.) Solms.) rough (A2) and the second factor is the source of an organic activator which consists of four level without the type of activator (control) (B0), Mol fruit with vegetables (B1), Tape, tempe, with yakult (B2), and EM4 (B3). The parameters observed were comparison of temperature, pH and C/N ratio.The results of research showed that of water hyacinth (Eichornia grassipes (Mart.) Solms.) on some kind of local microorganisms (MOL) as fruit with vegetables (B1) MOL, Tape, tempe, with yakult (B2) MOL, and EM4 (B3) MOL, gives good the results of temperature, pH and C/N ratio of compost. Key words : Organic fertilizers, activators, the temperature  of  pH, the ratio of  C/N.
Penggunaan Sabut Kelapa Sebagai Penahan Air Untuk Mendukung Pertumbuhan Tanaman Sukun (Artocarpus communis Forst) Pada DTA Danau Toba Abdul Khaliq Hasibuan; Afifuddin Dalimunthe; Budi Utomo
Peronema Forestry Science Journal Vol 5, No 3 (2016): Peronema Forestry Science Journal
Publisher : Program studi Kehutanan USU

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Abstract

The forest area in the DTA Lake Toba reduced to thousands of hectares, resulting in a lot of open land, the land's ability to absorb water is reduced and so the land becomes dry land productivity declined DTA Lake Toba. Breadfruit plants can increase the productivity of land and can be used as a plant reforestation to prevent erosion. Coconut Fiber is one of the media that has the physical properties of water can hold 6 to 8 times the weight of the dry, and can improve soil structure and texture, increase soil absorption of water, increase the activity of soil microorganisms and as a source of nutrients for plants. The purpose of this study was to determine the effect of various sizes of coco to the growth of breadfruit. Coconut coir is used ranging in size from 100 grams to 1000 grams. This research was conducted in June-October 2015 in the DTA Lake Toba, District Silahisabungan, Dairi. Parameters measured were high seeds, seedlings diameter, canopy area, number of leaves and leaf water content. The results showed that administration of coco significant effect on the growth of high- fiber treatment kelpa 600 g ( K6 ) with an average value of 5.88 cm compared to the control treatment ( K0 ) with an average value of 4.13 cm . no real effect on the parameters of observation diameter , wide canopy , leaf number , and leaf water content on the growth of seedlingsKeywords: coco, breadfruit, growth, DTA Lake Toba
RESPON TANAMAN SUKUN (Arthocarpus communiis Forst) TERHADAP PENGGUNAAN PELEPAH PISANG SEBAGAI MULSA ORGANIK PADA DTA DANAU TOBA, DESA PAROPO, KECAMATAN SILAHI SABUNGAN Oscar Pardosi; Budi Utomo; Afifuddin Dalimunthe
Peronema Forestry Science Journal Vol 5, No 3 (2016): Peronema Forestry Science Journal
Publisher : Program studi Kehutanan USU

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Abstract

Lake Toba has indicated the existence of illegal logging in the area of Lake Toba and lowering the absorption capacity of rain forest. To support the growth of breadfruit, added water-retaining such as mulch. The mulch which use in this observation is Bananas frond mulch. This study aimed to look at the response of seedling growth breadfruit (Arthocarpus communiis Forst) on the provision of additional materials especially the bananas frond mulch to the growing media in the form of water-retaining materials. This study was conducted in November 2015-January 2016. The study was conducted at the watershed of Lake Toba,  the village Paropo, District Silahi Sabungan, Dairi. The result showed that there were interaction percentage of bananas mulching on the parameters observed. Percentage bananas mulch has significantly effect to the increase hight, number of leaves, and crown area. But did not has significantly effect to leaf area, and diameter. Keywords : Watershed of Lake Toba, Breadfruit (Arthocarpus communiis Forst), Bananas Frond Mulch, Retaining Water.
Pengaruh Mulsa Organik Anyaman Daun Sawit Dan Interval Penyiraman Terhadap Pertumbuhan Bibit Sukun (Artocarpus communis) Tria Yunita Sinaga; Budi Utomo; Yunus Afifuddin
Peronema Forestry Science Journal Vol 5, No 4 (2016): Peronema Forestry Science Journal
Publisher : Program studi Kehutanan USU

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Abstract

Degradation and deforestation of forest caused reduction vast and quality of forests. One of the solution to overcome this are reforestation and afforestation. Before replanting in the field needed seedlings with a good level of environmental adaptation that is by breeding improved varieties. Breadfruit is a plant that has a strong root system that can be a deterrent intrusion barriers to erosion and sea water. This research aims to get optimum organic mulch density and watering interval to growth of breadfruits. This research has done in green house at Agriculture Faculty of the University of North Sumatera (USU). The method used to analyze the effect of organic mulch woven palm leaf and watering interval to growth of breadfruits for 5 months. The observed parameter is height, diameter, number of leaves, leaves width, canopy width, length of roots, dry weight of  roots and moisture levels of leaves. Analysis data using the factorial complete random design (RALF). This research results showed that organic mulch woven palm leaves and watering interval significantly effect to growth of breadfruits except diameter parameter. Interaction of both aren’t significantly effect for all parameters. Keywords : Green house, breadfruits (Artocarpus communis), mulch.
PENGARUH SALINITAS TERHADAP PERTUMBUHAN DAN PERKEMBANGAN AKAR SEMAI MANGROVE Rhizophora apiculata Blume Desya Alvionita Keliat; Mohammad Basyuni; Budi Utomo
Peronema Forestry Science Journal Vol 5, No 4 (2016): Peronema Forestry Science Journal
Publisher : Program studi Kehutanan USU

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Abstract

Rhizophora apiculata is easy species to be found and widely distributed. The purpose this research is to know the best concentration of salinity for growing seedlings of mangrove as refrence to rehabilitate mangrove forest. Effect of salinity on the growth and root development in mangrove Rhizophora apiculata Blume seedlings at Greenhouse Faculty of Agriculture and Laboratory of Ecology, University of Sumatera Utara from May 2015 until October 2015. Five level concentration of salinity was used namely 0%, 0,5%, 1,5%, 2%, and 3% with ten of repeatation. The research measured the parameters of height seedlings, diameter, leaves thickness, wide of leaves, primary root, lateral root, long of primary root, long of lateral root, diameter of primary root, diameter of lateral root, water content of shoot, water content of root, and shoot ratio. We found that the best growing Rhizophora apiculata seedlings was at 0,5% salinity level.Keywords: Development, Mangrove, Growing, Rhizophora apiculata Blume, Salinity
Analisis Kelayakan Pengembangan Ekowisata Mangrove di Pantai Muara Indah Kecamatan Pantai Labu Kabupaten Deli Serdang Fathul Khoiri; Budi Utomo; Indra Lesmana
AQUACOASTMARINE Vol 2, No 1 (2014): JURNAL AQUACOASTMARINE VOLUME 2, NO 1, AGUSTUS 2014
Publisher : Program Studi Manajemen Sumberdaya Perairan, Fakultas Pertanian Universitas Sumatera Utara

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Abstract

Mangrove forests in Pantai Muara Indah was a buffer and tourism area were located in Denai Kuala Village. Purpose of this research was to asses the potential of mangrove forests, such as type, closure, and fauna of the mangrove forest with visual method. Setting a strategy for sustainable tourism development in the mangrove in Pantai Muara Indah with SWOT analysis .This research found 8 species of mangroves, Avicennia lanata, Avicennia marina, Bruguieira exaristata, Bruguieira gymnorrhyza, Excoecaria agallocha, Hibiscus tiliaceus Rhizophora apiculata, Rhizophora mucronata. Fauna were found in this research area consisted of fish, crustaceans, primates and birds. People around the mangrove forests agree with the ecotourism development activities. The results of the feasibility development analysis with 3 aspects: ecology with the score 36,8, socioeconomic score 22,6, and supporting criteria with a score 9,6, according to criteria of feasibility assessment of tourism development mangrove forests in Muara Indah Beach was feasible to be developed 69,5.Keywords : Ecotourism, Mangrove Ecosystems, Pantai Muara Indah.
STUDI KLOROFIL-a DI KAWASAN PERAIRAN BELAWAN SUMATERA UTARA Study of chlorophyll-a around sea of Belawan, North Sumatera Amanda Paramitha; Budi Utomo; Desrita Desrita
AQUACOASTMARINE Vol 2, No 2 (2014): JURNAL AQUACOASTMARINE VOLUME 2, NO 2, DESEMBER 2014
Publisher : Program Studi Manajemen Sumberdaya Perairan, Fakultas Pertanian Universitas Sumatera Utara

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Abstract

There many activities around marine Belawan alters the marine water quality of Belawan. The information and understanding of environmental change are indispensable in ecosystem monitoring efforts. This research aims for knowing the study of chlorophyl-a, and the relationship between physical and chemical factors was done on Desember 2013 – February 2014 in sea of Belawan, North Sumatera. The sampling was determined based on four location which is in various activities. There are 4 sampling in 3 months. The analysis of other factor, such as water temperature, pH, brightness, salinity, DO, nitrate, phosphate, and chlorophyll. The result of research showed there was a relation of physical chemical factors in sea of Belawan, North Sumatera. The range of the chlorophyll-a is 1,93 – 5,96 mg/ m3. The highest concentration of chlorophyll-a was located in floating net cages in the range of 4,06 – 5,96 mg/m3. The lowest concentration of chlorophyll-a was located in offshore in the range of 1,93 – 2,53 mg/m3. The average value chlorophyll top are on the location 4 and the lowest in the location.Keywords : Chlorophyll-a, sea of Belawan
KAJIAN UNIT PENANGKAPAN PURSE SEINE DI PELABUHAN PERIKANAN SAMUDERA BELAWAN (Catching Unit Studies of Purse Seine in Ocean Fishing Port of Belawan) Fitria Ismy; Budi Utomo; Zulham Apandy Harahap
AQUACOASTMARINE Vol 2, No 3 (2014): JURNAL AQUACOASTMARINE VOLUME 2, NO 3, DESEMBER 2014
Publisher : Program Studi Manajemen Sumberdaya Perairan, Fakultas Pertanian Universitas Sumatera Utara

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Abstract

Indonesia is rich in fishery resources, but currently most exploited , one of them with the use of fishing gear in the water . For that a study has been carried out in the ocean fishing port of Belawan in July-September 2013, based on the statistical data of the ocean fishing port of Belawan and observing the purse seine and how to use it by doing an interview with purse seine fishermen . The use of purse seine fishing gear in Belawan is the highest compared to the four other types of fishing gear, to the author wants to see a business analysis of purse seine fishing gear . The method used was cluster sampling, sampling of primary data with formulas and Morgan Krejcek test samples taken 381 test samples totaling the number of 5000 population. Secondary data obtained from ocean fishing port of Belawan. Analysis of the data to calculate the catch per unit effort ( CPUE ) and business analysis. The result shows that the use of purse seine vessels is one that does not damage the ocean because of its use that much a few miles towards the sea and do not damage fish habitats. The analysis also shows that the using of purse seine fishing also more profit, the catching fishes are type of pelagic fish and do not too excessive.Key words : fishery resources, ocean fishing port of Belawan, Purse Seine.
UJI TOKSISITAS DETERJEN CAIR TERHADAP IKAN MAS (Cyprinus carpio L.) Liquid Detergent Toxycity Test Againts of Cyprinus carpio L. Siti Devi Permata Sari Lubis; Budi Utomo; Riri Ezraneti
AQUACOASTMARINE Vol 2, No 3 (2014): JURNAL AQUACOASTMARINE VOLUME 2, NO 3, DESEMBER 2014
Publisher : Program Studi Manajemen Sumberdaya Perairan, Fakultas Pertanian Universitas Sumatera Utara

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Abstract

Liquid detergent is one of the waste that goes into the aquatic continuously. Liquid detergent containing alkyl benzene sulphonate which are difficult to decompose in the waters and can beharmful to aquatic oraganism. This study aims to determine the toxic effects caused by liquid detergen, with preliminary, and definitive test in: 0 ppm, 17.78 ppm, 31.62 ppm, 56.23 ppm, 100 ppm concentrations of liquid detergent. 700 of fish seeds Cyprinus carpio L. was used, with size of 5 - 6. Data were analyzed by the method of Hubbert. These results indicated that the liquid detergent had the fish toxicant and high detergent concentrations increased the toxicity. The concentration of liquid detergent for LC 50 96 was 44,66 ppm. This solution of liquid detergent at 44,66 ppm killed test by 50% in 96 hours. High detergent concentration in biota reduced the dysolved oxygen and increased temperature, which both environmental factors might cause the death of fish in the waters.Keywords: Cyprinus carpio L, liquid detergent, toxicity.
Co-Authors Abdul Khaliq Hasibuan Abdul Samik Adelina Sitompul Aditiawarman Aditiawarman, Aditiawarman Afif Nurul Hidayati Afifuddin Dalimunthe Afita Setyowati Aghid Cahya P. Agung Pangestu Nugroho Agus Raikhani Agus Triyono Ahmad Muhtadi Ahmad Sabili Rifa'i Ahmad Suryawan Aldika Akbar, Muhammad Ilham Alya Elfira Fernanda Amanatul Fadhilah Amanda Paramitha Amelia Magdalena Kawengian Anggie Herlambang Ainul Yaqien Machsuni Hadi Anita Zaitunah Annisa Lita Triagil Annisa Nur Fitria Rahma Antasari Malau Anwar Ma'ruf Arianty Siahaan Arifiyanto, Muh Arinda octavia Arnoldina Dolfina Dua Weni Astindari Aulia Satria Ayu Ismoyo Sofiana Azwir Siregar Baktiar Budi Satrio Bambang Satrio Utomo Bambang Sektiari Lukiswanto Bangun Sikettang Bima Yudhyarto Boedi Setiawan Cahyono Ikhsan Chaerul Parsaulian Ginting Chan Chow Khuen Chandra Pangihutan Simamora Clarishella Melvina Deinera Danang Adi Putra Danang Ario Sari Dany Roy Putra STG David Nugraha Delvian Desrita Desrita Desya Alvionita Keliat Devita Mala Sari Diah Mira Indramaya Dian Dwi Sari Dimas Ganda Diska Fitra Dito Mei Triono Dody Yahya Dwi Murtiastutik Eduardus Bimo Aksono Herupradoto Eka Pramyrtha Hestianah Eka Sapta Prasetya Silalahi Eko Supriyanto Epifani Natalia Gultom Etik Ainun Rohmah Evy Ervianti Fajar Prasetya Kembaren Fajar Purwanto Fatayah Nadhlastul Ummah Fathiatul Rizkia Aulin Fathul Khoiri Fazrul Fauzan Munadi Febrina Arli Fendi Hary Yanto Fenny Liani Fery Jaksen Sihotang Fitri Ramadani Fitria Ismy Fitriah Frans Hutagalung Fransisca Sri Murdiati Fretty J Simbolon Gabriel Pedro Mudjianto Gery Morsales Munthe Hani Plumeriastuti Hardijanto Hardijanto Haruki Uemura Harviel Adzan Megantyaka Helfa Septinar, Helfa Hendy Sugiharto Herawansyah Herawansyah Hermin Ratnani Hesky Frengky Ngongoloy Hesti Wahyu Windari Hidayat ÔÇÄ Huria Marnis Imam Mustofa Indah K Sihombing Indra Lesmana Ipanna Enggar Susetya Ira Sari Yudaniyanti Irwanto Irwanto Ismudiono Ismudiono Iswahyudi Joko Suprayitno Iwan Sahrial Hamid Jayanti, Ratna Dwi Jayawarsa, A.A. Ketut Jola Rahmahani Joni Hendra K. Jonny L Hutabarat Jordy M Manurung Juliani Juliani jurnalpps pps Justian Trisna Nugraha Kadek Rachmawati Karina Yuliani Kasmir Tanjung, Kasmir Kelvin Kelvin Khie Khiong Khusnatul Mawaddah Arief Kiki Kristiya Ana Koesdaryani Soeryodarundio Koosdaryani Soeryodarundio Kristian Harris Lady Aqnes Kurniawati Luluk Masluchah Luly Nanda Arista Lutfi Ardiana Malrizky Fachmy Marnida Uli Lubis Martya Makful Mas’ud Hariadi Mei Indrawati Melsa Netika Mira Irmawati Mirni Lamid Mohammad Basyuni Mona Fhitri Srena Muhammad Zarkasyi Habiby Murjainah, Murjainah Nadya Angelina Naura Alya Hirmadiani Ngabila Salama Nove Hidajati Nucifera Fadhillah Santoso Nufus, Faizah Zakiyyatun Nur Fadhilah Nur Farida Kusumawati Nur Inayah Nur Samsiyah, Nur Nur Syamsiyah Nurfalah Siregar Nurul Wardatul Jannah Nurzainah Ginting Nyiayu Fahriza Fuadiah O K Hasnanda Syahputra Oscar Pardosi Padoli Padoli Patmawati Patmawati Pepy Dwi Endraswari, Pepy Dwi pravitasari, Gading Indah Pudji Srianto Rachel C.M Siregar Rafika Hasni Perdana Ragil Wahyuningtiyas Ramadhani, Fifi Fauziah Ratna Damayanti Retno Sri Wahjuni Rika E. Butarbutar Rimayanti Rimayanti Rin Widya Agustin riny pujiyanti Riri Ezraneti Risma Risma Rizki Auliansyah Putra Rizki Eka Putra Rizky Nugraha Ramadhan Rochmah Kurnijasanti Roesno Darsono Rohana Megawati Sirait Rohmat Suprapto Roma Yuliana Rossyanti, Lynda Rosyid, Alfian Nur Rosyta, Pegy Saebani Salmah Lilik Samuel Marpaung Sevti Andreasmi Sherina Lashita Candrakirana Sherly Mulyana Shifa Fauziyah Sidabukke , Simon Siti Devi Permata Sari Lubis Siti Rahayu Nadhiroh Siti Zuhriyah Soeharsono Soeharsono Sofia Brenieta Brilianti Solichin Solichin Sri Agus Sudjarwo Sri Anisah SRI LESTARI Sri Mulyati Sri Pantja Madyawati Sudarto Sudarto Suherni Susilowati Suhintam Pusarawati Sulastoro Sulastoro Sulistiawati Sunarso, Agus Suri Mutia Siregar Suryanto B Sinaga Suwarno Suwarno Suzanita Utama Syaiful Rizal Tatik Hernawati Teguh Hari Sucipto Ternala Alexander Barus Tita Damayanti L Tita Damayanti Lestari Tri Wahyu Suprayogi Tria Yunita Sinaga Trilas Sardjito ukmawati Basuki Vardos Ricky Doddy Silalahi Viqi Miftakhul Faza Wafrotur Rohmah Wardiana, Maya Widati Fatmaningrum Widodo, Oky Setyo Wijayanti, Indah Oktari Wiwik Misaco Yuniarti Wulan Awallia Wulan Iman Sari Wurlina, W Yohanes Risky Shellen Ginting Yohani Yoni Rustiana Kusumawati Yopi I Kameo Yuli Wulandari Yuliadi Zamroni Yuliana Ratmawati Yulianna Puspitasari Yulianto Wahyono Yunasfi Yunasfi Yunasfi Yuni Rosita Dewi Yunus Afifuddin Zukhaila Salma Zulham Apandy Harahap