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DEKOMPOSISI SAMPAH JANUR KELAPA (Cocos nucifera L.) DAN NIBUNG (Oncosperma tigillarium (Jack) Ridl.) DALAM LUBANG RESAPAN BIOPORI I Putu Candra Noviarta; A.A. Gde Raka Dalem; Ni Luh Watiniasih
SIMBIOSIS Vol 4 No 2 (2016)
Publisher : Jurusan Biologi Universitas Udayana

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Abstract

ABSTRACT The increasing volume of garbage of Balinese Hindu’s offering is still a problem. The garbage, when it is decomposed however could be useful for fertilized. This organic litter can be decomposed in biopore. This research ainied to investigated the decomposition rate of C. nucifera and O. tigillarium litter in biopores. This research was conducted between February and July 2015. Garbage were collected from temples in Jembrana city and treated at Dangin Tukadaya village, Jembrana Distric. Sampels were arranged in a Factorial Randomized Blocked Sampling Design 2 factors i.e: treatments and times (1, 2, 3, 4 and 23 weeks). The result showed that decomposition rate 98,63% of cocos litter and 99,23% of oncosperma litter were decomposed in biopore on week 23 compared to 89,06% of cocos and 75,76 % of oncosperma litter in control. Decomposition mean rate is 9,33 %/week of cocos litter and 9,64 %/week of oncosperma litter were decomposed in biopore but in control is 7,85 %/week of cocos and 8,07 %/week of oncosperma litter. Total cocos and oncosperma litter decomposition took about 23,3 and 23,2 weeks in biopore but for control 25,8 and 30,4 weeks The number of millipedes (Harpaphe haydeniana) as decomposer was found higher compared to other decomposers such as earth worms and molusca. Keywords: decomposition, biopore, decomposer, bali, cocos litter, oncosperma litter
Biodiversitas Capung Di Desa Petulu, Kecamatan Ubud, Kabupaten Gianyar, Bali Anak Agung Gde Raka Dalem; Job Nico Subagyo; Ni Made Suartini
Metamorfosa: Journal of Biological Sciences Vol 9 No 2 (2022)
Publisher : Prodi Magister Ilmu Biologi, Fakultas MIPA, Universitas Udayana

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.24843/metamorfosa.2022.v09.i02.p13

Abstract

ABSTRACT Rearch on “Biodiversity of Dragonflies in Petulu Village, Ubud District, Gianyar Regency, Bali” was undertaken between May and October, 2020. Objectives of this research were to find out species and biodiversity of dragonflies of Petulu Village. Sample were collected from some research locations representing different habitats, such as rice fields, settlements, and plantations. Dragonflies which were caught or sighted on research area whould be caught by insect nests when possible and then were brought to the laboratorium at Biology Department-Fmipa Udayana University, Bali for species identification. Identification was conducted refering to some books and manuals, such as Wahyu Sigit Rhd (2013), Lilies S. (1992), etc. Data of dragonflies that were recorded including name of species and their relative abundances, and then the results were presented on a table. The status of each species (protected or not), was also provided. Shannon-Wiener diversity indexes were calculated. Results of this research showed that there were 12 species of dragonflies found, namely: Crocothemis servilia, Pantala flavescens, Orthetrum Sabina, Neurothemis terminata, Diplacodes trivialis, Potamarcha congener, Neurothemis ramburii, Orthetrum chrysis, Ischnura senegalensis, Agriocnemis femina, Agrionoptera insignis, dan Agriocnemis pygmaea. All dragonflies species found here were not protected by law. Biodiversity index (H’) of dragonflies in Petulu Village was 1.63, which indicated condition of community structure of dragonflies in Petulu Village was stable within the category of moderate. Keywords: Bali, biodiversity, dragonfly, identification, Petulu
Potensi Pengembangan Ekowisata di Telaga Wahyu Kabupaten Magetan Annisa Ika Larasati; Anak Agung Gde Raka Dalem; I Ketut Ginantra
Jurnal Pendidikan Tambusai Vol. 8 No. 2 (2024)
Publisher : LPPM Universitas Pahlawan Tuanku Tambusai, Riau, Indonesia

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Abstract

Ekowisata menjadi salah satu jenis pariwisata yang memiliki potensi untuk dikembangkan di Indonesia. Pemanfaatan Telaga Wahyu di Kabupaten Magetan memiliki potensi yang baik, letaknya berada di kawasan strategis dan pemandangan pegunungan yang indah menjadikan alasan untuk dibangunnya ekowisata di Telaga Wahyu. Kurangnya promosi menjadi salah satu penyebab utama Telaga Wahyu belum banyak diminati oleh masyarakat untuk berkunjung. Penelitian ini bertujuan untuk menganalisis potensi, faktor kekuatan, kelemahan, peluang, serta ancaman dan strategi tepat yang diterapkan untuk pengembangan ekowisata. Metode yang digunakan yaitu observasi, wawancara, dan penyebaran kuesioner terbuka dan tertutup. Metode pengolahan data yang digunakan yaitu metode analisis SWOT menggunakan IFAS dan EFAS, kemudian diinterpretasikan dengan diagram dan untuk mendapatkan hasil strategi prioritas menggunakan QSPM. Hasil dari penelitian ini yaitu diperoleh potensi ekowisata yang dapat dikembangkan di Telaga Wahyu dari daya tarik alam salah satunya terdapat pemandangan alam, dari daya tarik buatan terdapat area pemancingan, dan daya tarik budaya pada kesenian tari barongan. Kekuatan utama dari Telaga Wahyu yaitu pemandangan alam lereng Gunung Lawu yang indah (0,92). Kelemahan utama yaitu belum adanya atraksi wisata dan kegiatan rutin yang beragam (0,51) yang menyebabkan Telaga Wahyu kurang diminati. Peluang utama yaitu menggiatkan kembali kegiatan memancing sebagai event rutin (2,26). Ancaman utama yaitu kurangnya promosi dari pemerintah (2,02) dan adanya daya tarik wisata air sejenis yang terletak di satu kawasan (2,08). Strategi prioritas yang terpilih yaitu melakukan pemeliharaan dan peningkatan pada berbagai jenis fasilitas, termasuk fasilitas utama maupun pendukung.