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KERAGAMAN JENIS DAN POTENSI PATI SAGU (Metroxylon sp) DI PULAU BUANO KABUPATEN SERAM BAGIAN BARAT PROVINSI MALUKU Komul, Yulianus Dominggus; Aponno, Hendrik Steven Eka; Wairisal, Pieter
Jurnal Hutan Tropis Vol 13, No 1 (2025): Jurnal Hutan Tropis Volume 13 Nomer 1 Edisi Maret 2025
Publisher : Lambung Mangkurat University-Indonesia

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.20527/jht.v13i1.22188

Abstract

Buano is one of the small islands located in the western part of Seram Island with an area of approximately 135.73 km2, and it has the potential of natural resources such as forest products other than wood, which can contribute to the economic income of its community, one of which is Sago (Metroxylon sp). This research aims to determine information related to the diversity of species and the potential of Sago and its availability in meeting the needs of the community of Buano Island in West Seram Regency. The method used to calculate species diversity uses the analysis of Importance Value Index (Soerianegara and Indrawan, 1976) and Shannon Winner's Diversity Index (1954). Meanwhile, for the calculation of sago starch potential, it is estimated using the correlation equation developed by Yumte (2008). The correlation variables used are the average diameter at breast height (Dbh) and the average height of the canopy (Tbp). Measurement of data on diameter at breast height and canopy height is carried out on each tree with the logging ripe classes M1 and M2. The research results show that there are 2 types of sago found on Buano Island, namely Tuni/Laluli (Metroxylon rumphi Mart) and Molat/Manate (Metroxylon sago var molat). The Tuni/Laluli type (Metroxylon rumphi Mart) is the type of sago with the highest dominance level with INP values at each stage of growth. The potential of sago starch in the form of wet weight from the 2 types found is 25.86 tons/ha for the logging ripe phase and 72.53 tons/ha for the phase that is not yet logging ripe.
IDENTIFIKASI JENIS MANGROVE PADA NEGERI HATUSUA KECAMATAN KAIRATU KABUPATEN SERAM BAGIAN BARAT Worabai, Salomina Selfiana; Sahupala, Andjela; Komul, Yulianus
MARSEGU : Jurnal Sains dan Teknologi Vol. 2 No. 1 (2025): MARSEGU : Jurnal Sains dan Teknologi
Publisher : PT. BARRINGTONIA ASIATICA LESTARI

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.69840/marsegu/2.1.2025.56-72

Abstract

Mangrove forests are one of the unique and distinctive forest ecosystem forms found in coastal areas or small islands as highly potential natural resources. Mangroves have high economic and ecological value but are vulnerable to damage if not utilized wisely. Mangrove ecosystems have important functions and benefits in coastal environments consisting of three main functions: physical, biological, and economic. Physical functions include erosion prevention, seawater intrusion barriers, wind barriers, and CO₂ reduction. Plant identification can be defined as an activity to reveal and establish the identity of plants, which in this case is determining the correct plant names and their proper place in the classification system. This research aims to identify mangrove species found in Hatusua State, Kairatu District, West Seram Regency. Based on the identification results of mangrove plant species at the research location, 15 plant species were found, divided into two groups. The true mangrove group consists of 5 species: Rhizophora apiculata, Sonneratia alba, Bruguiera gymnorrhiza, Bruguiera sexangula, and Avicennia lanata. The associate mangrove group consists of 7 species: Excoecaria agallocha, Xylocarpus moluccensis, Heritiera littoralis, Cerbera manghas, Dolichandrone spathacea, Aegiceras corniculatum, and Xylocarpus granatum. Additionally, understory plants were also found, such as Acrostichum speciosum, Acanthus ilicifolius, and Derris trifoliata. The results of this study indicate relatively high mangrove species diversity at the research location and can serve as a foundation for conservation efforts and sustainable mangrove ecosystem management.
POTENSI DUSUNG NEGERI HILA KECAMATAN LEIHITU KABUPATEN MALUKU TENGAH Heluth, Ibnu Alwi; Talaohu, Moda; Komul, Yulianus
MARSEGU : Jurnal Sains dan Teknologi Vol. 2 No. 3 (2025): MARSEGU : Jurnal Sains dan Teknologi
Publisher : PT. BARRINGTONIA ASIATICA LESTARI

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.69840/marsegu/2.3.2025.146-156

Abstract

This study aims to determine the potential of dusung and the distribution patterns of dusung plants in Hila Village, Leihitu District, Central Maluku Regency. The method used in this research is a purposive sampling survey method. Vegetation found in the research area consisted of 7 plots with a total area of 98.00 m² or 0.98 ha. There are species that dominate at each level. At the tree level, the dominant species is gandaria with species: Bouea macrophylla and family: Anacardiaceae. At the pole level, the dominant species is clove with species: Syzygium aromaticum and family: Myrtaceae. At the sapling level, the dominant species is nutmeg with species: Myristica fragrans and family: Myristicaceae. Meanwhile, at the seedling level, the dominant species is clove with species: Syzygium aromaticum and family: Myrtaceae. The distribution pattern index shows the magnitude of the distribution pattern index value from each level, namely seedling level of 0.07, pole level of 0.13, sapling level of 0.14, and tree level of 0.11. The distribution pattern of plants at the seedling, sapling, pole, and tree levels falls into the category of clustered distribution pattern.
STRUKTUR DAN KOMPOSISI POHON DI JALUR HIJAU JALAN KOTA AMBON selanno, frenly; Samelino Tita, Frank; Dominggus Komul, Yulianus; Santoso, Probo; Rusadi, Nusrah; Florianus Sera Gare, Kletus; Oktaviani, Eva Oktaviani; Andesti Lamanda, Sukriati; Djafar, Muliana
Jurnal Eboni Vol. 7 No. 1 (2025): JUNI
Publisher : Program Studi Kehutanan Universitas Muslim Maros

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.46918/eboni.v7i1.2808

Abstract

Ruang Terbuka Hijau (RTH) di wilayah perkotaan memiliki beragam fungsi ekologis yang krusial, termasuk sebagai penyerap karbon dioksida (CO2), penyedia oksigen, dan pengelolaan air hujan. Salah satu komponen utama RTH yang memberikan dampak langsung terhadap lingkungan perkotaan yaitu jalur hijau. Pohon-pohon yang terdapat di sepanjang jalur hijau jalan tidak hanya memberikan perlindungan dari paparan langsung sinar UV tetapi juga berperan dalam menciptakan mikroklimat yang lebih sejuk dan nyaman terutama di kota Ambon. Penelitian ini bertujuan untuk memberikan informasi yang lebih mendalam mengenai struktur dan komposisi pohon di jalur hijau Kota Ambon, khususnya pada jalur hijau jalan, agar dapat bermanfaat dalam mendukung proses perencanaan kota yang berkelanjutan. Penelitian ini dilakukan di sepanjang jalur hijau di Kota Ambon pada 4 kecamatan. Setiap jalur hijau dibuat transek garis dengan ukuran bervariasi, disesuaikan dengan distribusi, struktur, jumlah pohon, dan diukur diameter dan tinggi pohon pada setiap jalur. Kemudian data yang telah diperoleh dianalisis menggunakan rumus Simpson dan Shannon-Winner. Hasil penelitian didapatkan di Kota Ambon, jalur hijau jalan didominasi oleh pohon-pohon muda dengan diameter berkisar antara 10-20 cm. Adapun jenis pohon yang dominan di sepanjang jalur hijau jalan Kota Ambon yakni jenis Samanea saman. Jenis ini memiliki jumlah individu terbanyak serta berkontribusi signifikan terhadap kerapatan relatif, frekuensi relatif, dominasi relatif, dan nilai INP. Dominasi jenis Samanea saman di sepanjang jalur hijau Kota Ambon sangat dipengaruhi oleh kemampuan adaptasinya yang luar biasa terhadap lingkungan perkotaan sehingga jenis ini sebagai pilihan utama dalam pengelolaan Ruang Terbuka Hijau (RTH) Kota Ambon.